W. Kasparek

Publication List Details

Period

1990 - 2009

Number

549

Co-Authors

Compact diplexers for power combination and fast switching in ECRH systems: designs, experimental results, and system integration. (2009)

Kasparek, W., Petelin, M., Erckmann, V., Bruschi, A., Plaum, B., Koposova, L., ...

5th IAEA Technical Meeting on ECRH Physics and Technology for Large Fusion Devices, Gandhinagar, IND, February 18-20, 2009

Proposal for ITER ECRH component tests at the 2 MW power level. (2009)

Erckmann, V., Kasparek, W., Petelin, M., Bruschi, A., Cirant, S., Lubyako, L., ...

5th IAEA Technical Meeting on ECRH Physics and Technology for Large Fusion Devices, Gandhinagar, IND, February 18-20, 2009

Transmission system for ECRH on Wendelstein 7-X. (2009)

Lechte, C., Kasparek, W., Erckmann, V., Laqua, H., Michel, G., Gantenbein, G., ...

Institut für Plasmaforschung Universität Stuttgart, Annual Report 2008 S.36-37

A fast switch for high-power microwaves. (2009)

Plaum, B., Kasparek, W., Erckmann, V., Michel, G., Zohm, H., Lubyako, L., ...

Institut für Plasmaforschung Universität Stuttgart, Annual Report 2008 S.43-44

Electron cyclotron resonance heating for W7-X. (2009)

Michel, G., Brand, P., Braune, H., Erckmann, V., Gantenbein, G., Kasparek, W., ...

18th Topical Conf.on Radio Frequency Power in Plasmas, Gent, B, June 24-26, 2009

Recent developments on the W7-X 140 GHz gyrotron. (2009)

Gantenbein, G., Braune, H., Dammertz, G., Erckmann, V., Illy, S., Kern, S., ...

21st Joint Russian-German Workshop on ECRH and Gyrotrons, Greifswald, May 11-16, 2009

Multi-frequency ECRH system at ASDEX upgrade. (2009)

Wagner, D., Stober, J., Franke, T., Leuterer, F., Poli, E., Monaco, F., ...

34th Internat.Conf.on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2009), Busan, Korea, September 21-25, 2009

Conceptual design of the ECH upper launcher system for ITER. (2009)

Heidinger, R., Bertizzolo, R., Bruschi, A., Chavan, R., Cirant, S., Collazos, A., ...

25th Symp.on Fusion Technology (SOFT 2008), Rostock, September 15-19, 2008

Recent investigations on stable operation of high-power gyrotrons. (2009)

Gantenbein, G., Dammertz, G., Erckmann, V., Illy, S., Kern, S., Rzesnicki, T., ...

US-EU-JPN RF Heating Technology Workshop, Dazaifu-City, Fukuoka, J, September 16-18, 2009

Recent upgrades and extensions of the new multi-frequency ECRH system at ASDEX upgrade. (2009)

Wagner, D., Stober, J., Bäumel, S., Franke, T., Leuterer, F., Monaco, F., ...

US-EU-JPN RF Heating Technology Workshop, Dazaifu-City, Fukuoka, J, September 16-18, 2009

Recent progress in the ITER EC H&CD system. (2009)

Henderson, M., Albajar, F., Alberti, S., Baruah, U., Bigelow, T., Becket, B., ...

US-EU-JPN RF Heating Technology Workshop, Dazaifu-City, Fukuoka, J, September 16-18, 2009

An overview of the ITER electron cyclotron H&CD system (2009)

Henderson, M., Albajar, F., Alberti, S., Baruah, U., Bigelow, T., Becket, B., ...

34th Internat.Conf.on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2009), Busan, Korea, September 21-25, 2009

10 MW, 0.14THz, CW gyrotron and optical transmission system for fusion plasma heating. (2009)

Thumm, M., Brand, P., Braune, H., Dammertz, G., Erckmann, V., Gantenbein, G., ...

Internat.Symp.on Frontier of Terahertz Spectroscopy III : Next Generation Technology in THz Frequency Region and its Application to THz Sensitive Spectroscopy and Sensing, Fukui, J, October 22-23,...

The 10 MW, CW, ECRH-plant for W7-X: status and high power performance. (2008)

Erckmann, V., Braune, H., Laqua, H.P., Marushchenko, N.B., Michel, G., Turkin, Y., ...

15th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, Yosemite National Park, Calif., March 10-13, 2008

Progress with the new multi-frequency ECRH system for ASDEX upgrade. (2008)

Wagner, D., Leuterer, F., Stober, J., Manini, A., Monaco, F., Münich, M., ...

35th IEEE Internat.Conf.on Plasma Science (ICOPS), Karlsruhe, June 15-19, 2008

Recent results in high power gyrotron development for W7-X at FZK. (2008)

Gantenbein, G., Braune, H., Dammertz, G., Erckmann, V., Illy, S., Kern, S., ...

35th IEEE Internat.Conf.on Plasma Science (ICOPS), Karlsruhe, June 15-19, 2008

Steady state ECRH for next step magnetic fusion devices. (2008)

Erckmann, V., Brand, P., Braune, H., Gantenbein, G., Kasparek, W., Laqua, H.P., ...

25th Symp.on Fusion Technology (SOFT 2008), Rostock, September 15-19, 2008

Multi-frequency ECRH at ASDEX upgrade. (2008)

Wagner, D., Franke, T., Leuterer, F., Monaco, F., Münich, M., Schütz, H., ...

7th Internat.Workshop Strong Microwaves: Sources and Applications, Nizhny Novgorod, Russia, July 27 - August 2, 2008

On the way to a multi-frequency ECRH system for ASDEX upgrade. (2008)

Stober, J., Grünwald, G., Leuterer, F., Manini, A., Monaco, F., Münich, M., ...

15th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, Yosemite National Park, Calif., March 10-13, 2008

High-power test of a fast switch and combiner for millimetre wave beams. (2008)

Shchegolkov, D., Kasparek, W., Petelin, M., Erckmann, V.

15th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, Yosemite National Park, Calif., March 10-13, 2008

The W7-X 140 GHz, 1MW gyrotron - status and recent results. (2008)

Gantenbein, G., Dammertz, G., Illy, S., Leonhardt, W., Piosczyk, B., Schmid, M., ...

15th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, Yosemite National Park, Calif., March 10-13, 2008

Reflection loss enhancement at millimeter wavelengths in non ideal metallic mirrors. (2008)

Cirant, S., Bin, W., Muzzini, V., Spinicchia, N., Angella, G., Signorelli, E., ...

15th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, Yosemite National Park, Calif., March 10-13, 2008

Status of the new multi-frequency ECRH system at ASDEX upgrade. (2008)

Wagner, D., Grünwald, G., Hicks, N., Leuterer, F., Monaco, F., Münich, M., ...

Workshop on RF-Heating Technology for Fusion Plasmas 2008, San Diego, Calif., September 10-12, 2008

Progress of the 10-MW 140-GHz ECH system for the stellarator W7-X. (2008)

Thumm, M., Gantenbein, G., Illy, S., Piosczyk, B., Schmid, M., Braune, H., ...

Workshop on RF-Heating Technology for Fusion Plasmas 2008, San Diego, Calif., September 10-12, 2008

1 MW, 140 GHz series gyrotrons for the W7-X stellarator. (2008)

Thumm, M., Braune, H., Dammertz, G., Erckmann, V., Gantenbein, G., Illy, S., ...

7th Internat.Workshop on Strong Microwaves: Sources and Applications, Nizhny Novgorod, Russia, July 27 - August 2, 2008

Power combiners and fast switches for advanced ECRH systems. (2008)

Kasparek, W., Petelin, M., Shchegolkov, D., Erckmann, V., Bruschi, A., Braune, H., ...

7th Internat.Workshop Strong Microwaves: Sources and Applications, Nizhny Novgorod, Russia, July 27 - August 2, 2008

The 10 MW, CW, ECRH-plant for W7-X: status and high power performance. (2008)

Erckmann, V., Brand, P., Braune, H., Gantenbein, G., Kasparek, W., Laqua, H.P., ...

7th Internat.Workshop Strong Microwaves: Sources and Applications, Nizhny Novgorod, Russia, July 27 - August 2, 2008

Progress with the new multi-frequency ECRH system for ASDEX upgrade. (2008)

Wagner, D., Franke, T., Leuterer, F., Monaco, F., Münich, M., Schütz, H., ...

Internat.Conf.on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), Pasadena, Calif., September 15-19, 2008

Power combiners and fast switches for high power ECRH systems. (2008)

Plaum, B., Bruschi, A., Erckmann, V., Kasparek, W., Petelin, M.

Workshop on RF-Heating Technology for Fusion Plasmas 2008, San Diego, Calif., September 10-12, 2008

1 MW 140 Ghz gyrotron development for W7-X at FZK. (2008)

Gantenbein, G., Braune, H., Dammertz, G., Erckmann, V., Illy, S., Kern, S., ...

1st ITG Internat.Vacuum Electronics Workshop, Bad Honnef, November 10-11, 2008

10 MW, 140 GHz, CW millimeter wave heating system for the stellarator W7-X. (2008)

Thumm, M., Dammertz, G., Gantenbein, G., Illy, S., Leonhardt, W., Neffe, G., ...

Development of Physics and Technology of Stellarators/Heliotrons en route to DEMO : 18th Internat.Toki, Conf., Toki City, J, December 9-12, 2008

Overview of the ITER EC upper launcher. (2008)

Henderson, M.A., Heidinger, R., Strauss, D., Bertizzolo, R., Bruschi, A., Chavan, R., ...

4th IAEA Technical Meeting on ECRH Physics and Technology in ITER, Wien, A, June 6-8, 2007

Status and high power performance of the 10-MW 140 GHz ECH system for the stellarator W7-X. (2008)

Thumm, M., Brand, P., Braune, H., Erckmann, V., Gantenbein, G., Illy, S., ...

Development of Physics and Technology of Stellarators/Heliotrons en route to DEMO : 18th Internat.Toki, Conf., Toki City, J, December 9-12, 2008

Status and high power performance of the 10-MW 140-GHz ECH system for the stellarator W7-X. (2008)

Thumm, M., Brand, P., Braune, H., Erckmann, V., Gantenbein, G., Illy, S., ...

Development of Physics and Technology of Stellarators/Heliotrons en route to DEMO : Proc.of the 18th Internat.Toki, Conf., Toki City, J, December 9-12, 2008

EU megawatt-class 140-GHz CW gyrotron (2007)

Thumm, M., Alberti, S., Arnold, A., Brand, P., Braune, H., Dammertz, G., ...

The first series tube of the gyrotrons for the 10-MW electron cyclotron resonance heating system of the stellarator W7-X was tested at Forschungszentrum Karlsruhe (FZK) and yielded a total output...

High-power experiments with 140 GHz series gyrotrons for W7-X. (2007)

Gantenbein, G., Braune, H., Dammertz, G., Alberti, S., Erckmann, V., Hogge, J.P., ...

8th IEEE Internat.Vacuum Electronics Conf. (IVEC 2007), Kitakyushu, J, May 15-17, 2007

Advanced gyrotron collector sweeping with smooth power distribution. (2007)

Erckmann, V., Schmid, M., Laqua, H.P., Dammertz, G., Illy, S., Braune, H., ...

4th IAEA Technical Meeting on ECRH Physics and Technology for ITER, Wien, A, June 6-8, 2007

FADIS, a fast switch and combiner for high-power millimetre waves. (2007)

Kasparek, W., Petelin, M., Shchelgolkov, D., Erckmann, V., Plaum, B., Bruschi, A.

4th IAEA Technical Meeting on ECRH Physics and Technology for ITER, Wien, A, June 6-8, 2007

Status of the new multi-frequency ECRH system for ASDEX upgrade. (2007)

Wagner, D., Leuterer, F., Manini, A., Monaco, F., Münich, M., Schütz, H., ...

4th IAEA Technical Meeting on ECRH Physics and Technology for ITER, Wien, A, June 6-8, 2007

EU megawatt-class 140-GHz CW gyrotron. (2007)

Thumm, M., Alberti, S., Arnold, A., Brand, P., Braune, H., Dammertz, G., ...

IEEE Transactions on Plasma Science, 35(2007) S.143-53

1 MW, 140 GHz, CW gyrotron for W7-X. Status report on series gyrotrons. (2007)

Gantenbein, G., Braune, H., Dammertz, G., Erckmann, V., Illy, S., Kasparek, W., ...

19th Joint Russian-German STC Workshop on ECRH and Gyrotrons, Karlsruhe/Stuttgart/Garching, July 18-24, 2007

Progress with the new multi-frequency ECRH system for ASDEX upgrade. (2007)

Wagner, D., Grünwald, G., Leuterer, F., Manini, A., Monaco, F., Münich, M., ...

19th Joint Russian-German STC Workshop on ECRH and Gyrotrons, Karlsruhe/Stuttgart/Garching, July 18-24, 2007

Wave beam combining and scanning method for plasma stabilization. (2007)

Shchegolkov, D., Bruschi, A., Erckmann, V., Kasparek, W., Petelin, M., Plaum, B.

19th Joint Russian-German STC Workshop on ECRH and Gyrotrons, Karlsruhe/Stuttgart/Garching, July 18-24, 2007

First experience with the new multi-frequency ECRH system at ASDEX upgrade. (2007)

Wagner, D., Leuterer, F., Manini, A., Monaco, F., Münich, M., Schütz, H., ...

Workshop on RF Heating Technology of Fusion Plasmas, Heidelberg, September 10- 12, 2007

Integration of fast switches/combiners into high-power millimetre wave systems. (2007)

Kasparek, W., Petelin, M., Erckmann, V., Shchegolkov, D., Bruschi, A., Plaum, B., ...

19th Joint Russian-German STC Workshop on ECRH and Gyrotrons, Karlsruhe/Stuttgart/Garching, July 18-24, 2007

10 MW, 140 GHz, CW gyrotron and optical transmission system for millimeter wave heating of plasmas in the stellarator W7-X. (2007)

Thumm, M., Dammertz, G., Gantenbein, G., Illy, S., Leonhardt, W., Neffe, G., ...

1st Shenzhen Internat.Conf.on Advanced Science and Technology - THz Radiation Science and Technology, Shenzhen, China, November 18-23, 2007

Progress on the 10 MW GHz ECH system for the stellarator W7-X. (2007)

Thumm, M., Dammertz, G., Gantenbein, G., Illy, S., Leonhardt, W., Neffe, G., ...

Pulsed Power and Plasma Science Conf., Albuquerque, N.M., June 17-22, 2007

Present status of the new multi-frequency ECRH system for ASDEX upgrade. (2007)

Wagner, D., Grünwald, G., Leuterer, F., Manini, A., Monaco, F., Münich, M., ...

4th IAEA Technical Meeting on ECRH Physics and Technology for ITER, Wien, A, June 6-8, 2007

High-power gyrotron development at Forschungszentrum Karlsruhe for fusion applications (2006)

Dammertz, G., Alberti, S., Arnold, A., Bariou, D., Brand, P., Braune, H., ...

In the first part of this paper, the status of the 140-GHz continuously operated gyrotrons with an output power of I MW for the stellarator Wendelstein 7-X will be described. With the first series...

High power gyrotron development in EU for present fusion experiments and for ITER. (2006)

Thumm, M., Alberti, S., Arnold, A., Bariou, D., Dammertz, G., Darbos, C., ...

Workshop on Electron Cyclotron Masers (ECMs) for Fusion Engineering and other Applications (EFEA-2006), Roorkee, IND, April 18, 2006

Status of the 1-MW, 140 GHz, CW gyrotron for W7-X. (2006)

Gantenbein, G., Dammertz, G., Alberti, S., Arnold, A., Erckmann, V., Giguet, E., ...

2006 IEEE Internat.Vacuum Electronics Conf.held jointly with the 2006 IEEE Internat.Vacuum Electron Sources Conf. (IVEC/IVESC 2006), Monterey, Calif., April 25-27, 2006

EU megawatt-class 140 GHz CW gyrotron. (2006)

Thumm, M., Arnold, A., Dammertz, G., Gantenbein, G., Heidinger, R., Illy, S., ...

33rd IEEE Internat.Conf.on Plasma Science (ICOPS 2006), Traverse City, Mich., June 4-8, 2006

First tests of the new multi-frequency ECRH system at ASDEX upgrade. (2006)

Leuterer, F., Wagner, D., Manini, A., Monaco, F., Münich, M., Ryter, F., ...

33rd IEEE Internat.Conf.on Plasma Science (ICOPS 2006), Traverse City, Mich., June 4-8, 2006

Status of the 1-MW, 140-GHz, CW series-gyrotrons for W7-X. (2006)

Dammertz, G., Alberti, S., Arnold, A., Erckmann, V., Gantenbein, G., Giguet, E., ...

18th Joint Russian-German STC Workshop on ECRH and Gyrotrons, Nizhny Novgorod, Russia, June 20-27, 2006

First tests with the new ECRH system for ASDEX upgrade. (2006)

Wagner, D., Grünwald, G., Leuterer, F., Manini, A., Monaco, F., Münich, M., ...

7th Biennial ECH Transmission Line Workshop, Virginia Beach, Va., September 14-16, 2005

EU megawatt-class 140 GHz CW gyrotron for W7-X. (2006)

Thumm, M., Arnold, A., Dammertz, G., Gantenbein, G., Heidinger, R., Illy, S., ...

Nat.Symp.on Vacuum Electronic Devices and Applications (VEDA), Central Electronics Engineering Research Institute (CEERI), Pilani, IND, October 11-13, 2006

New frequency step tunable ECRH system for ASDEX upgrade. (2006)

Wagner, D., Leuterer, F., Manini, A., Monaco, F., Munich, M., Ryter, F., ...

International Journal of Infrared and Millimeter Waves, 27(2006) S.173-82

FADIS: program for fast switching of high-power microwaves. (2006)

Kasparek, W., Petelin, M., Erckmann, V., Shchegolkov, D., Litvak, A., Bruschi, A., ...

18th Joint Russian-German STC Workshop on ECRH and Gyrotrons, Nizhny Novgorod, Russia, June 20-27, 2006

EU developments of the ITER ECRH system. (2006)

Henderson, M.A., Alberti, S., Benin, P., Bonicelli, T., Chavan, R., Campbell, D., ...

24th Symp.on Fusion Technology (SOFT 2006), Warszawa, PL, September 11-15, 2006

140 GHz high-power gyrotron development for the stellarator W7-X (2005)

Dammertz, G., Alberti, S., Bariou, D., Brand, P., Braune, H., Erckmann, V., ...

Electron cyclotron resonance heating (ECRH) has proven to be one of the most attractive heating schemes for stellarators. Therefore, ECRH was chosen to be the main heating method for the Wendelstein...

Development of multimegawatt gyrotrons for fusion plasma heating and current drive (2005)

Dammertz, G., Alberti, S., Arnold, A., Bariou, D., Borie, E., Brand, P., ...

High-frequency gyrotrons; with high output power are mainly used for microwave heating and current drive in plasmas for thermonuclear fusion. The development of high-power gyrotrons; in continuous...

The remote-steering ECRH upper launcher for ITER. (2005)

Verhoeven, A.G.A., Bongers, W.A., Bruschi, A., Cirant, S., Danilov, I., Elzendoorn, B.S.Q., ...

3rd IAEA Technical Meeting on ECRH Physics and Technology for ITER, Como, I, May 2-4, 2005

Gyrotron development in EU for present fusion experiments and for ITER. (2005)

Thumm, M., Alberti, S., Arnold, A., Bariou, D., Dammertz, G., Darbos, C., ...

7th Internat.High Energy Density and High Power RF Workshop, Kalamata, GR, June 13-17, 2005

Millimeter-wave design of the ITER upper ECRH launcher. (2005)

Verhoeven, A.G.A., Bongers, W.A., Bruschi, A., Cirant, S., Danilov, I., Elzendoorn, B.S.Q., ...

US-JPN-EU RF Technology Exchange Workshop, Santa Cruz, Calif., June 15-17, 2005

Status of 1 MW, 140 GHz, CW gyrotron for W7-X. (2005)

Thumm, M., Alberti, S., Arnold, A., Dammertz, G., Erckmann, V., Gantenbein, G., ...

6th Internat.Workshop on Strong Microwaves in Plasmas, Nizhny-Novgorod, Russia, July 25 - August 1, 2005

High-power tests of a remote steering launcher mock-up at 140 GHz. (2005)

Plaum, B., Erckmann, V., Gantenbein, G., Kasparek, W., Schwörer, K., Braune, H., ...

3rd IAEA Technical Meeting on ECRH Physics and Technology for ITER, Como, I, May 2-4, 2005

The new ASDEX upgrade ECRH system (2005)

Wagner, D., Grünwald, G., Leuterer, F., Manini, A., Monaco, F., Münich, M., ...

17th Joint Russian-German STC Workshop on ECRH and Gyrotrons, Greifswald, May 30 - June 4, 2005

Experimental results on the 140 GHz, 1 MW, CW gyrotrons for the stellarator W7-X. (2005)

Dammertz, G., Alberti, S., Arnold, A., Bariou, D., Borie, E., Brand, P., ...

IRMMW-THz 2005 : The Joint 30th Internat.Conf.on Infrared and Millimeter Waves and 13th Internat.Conf.on Terahertz Electronics, Williamsburg, Va., September 19-23, 2005

Current status of the new ECRH system for ASDEX upgrade. (2005)

Wagner, D., Grünwald, G., Leuterer, F., Manini, A., Monaco, F., Münich, M., ...

IRMMW-THz 2005 : The Joint 30th Internat.Conf.on Infrared and Millimeter Waves and 13th Internat.Conf.on Terahertz Electronics, Williamsburg, Va., September 19-23, 2005

First tests with the new ECRH system for ASDEX upgrade. (2005)

Wagner, D., Grünwald, G., Leuterer, F., Manini, A., Monaco, F., Münich, M., ...

7th Biennial ECH Transmission Line Workshop, Virginia Beach, Va., September 14-16, 2005

Low- and high-power investigations of an ITER remote steering launcher mock-up. (2005)

Kasparek, W., Erckmann, V., Gantenbein, G., Plaum, B., Schwörer, K., Wacker, R., ...

6th Internat.Workshop on Strong Microwaves in Plasmas, Nizhny-Novgorod, Russia, July 25 - August 1, 2005

Millimeter-wave design of the ITER upper ECRH launcher. (2005)

Verhoeven, A.G.A., Bongers, W.A., Bruschi, A., Cirant, S., Danilov, I., Elzendoorn, B.S.Q., ...

6th Internat.Workshop on Strong Microwaves in Plasmas, Nizhny-Novgorod, Russia, July 25 - August 1, 2005

Experimental results on the 1st series-tube of the 140 GHz, 1 MW, CW gyrotron. (2005)

Dammertz, G., Alberti, S., Arnold, A., Brand, P., Braune, H., Borie, E., ...

17th Joint Russian-German STC Workshop on ECRH and Gyrotrons, Greifswald, May 30 - June 4, 2005

The 140 GHz, 10 MW, CW ECRH system for W7-X: A training field for ITER. (2005)

Erckmann, V., Brand, P., Braune, H., Dammertz, G., Gantenbein, G., Kasparek, W., ...

IRMMW-THz 2005 : The Joint 30th Internat.Conf.on Infrared and Millimeter Waves and 13th Internat.Conf.on Terahertz Electronics, Williamsburg, Va., September 19-23, 2005

Design and test of a remote steering upper port launcher for ITER. (2005)

Verhoeven, A.G.A., Elzendoorn, B.S.Q., Bongers, W.A., Bruschi, A., Cirant, S., Danilov, I., ...

IRMMW-THz 2005 : The Joint 30th Internat.Conf.on Infrared and Millimeter Waves and 13th Internat.Conf.on Terahertz Electronics, Williamsburg, Va., September 19-23, 2005

Progress report on the ECRH transmission system at the stellarator W7-X. (2005)

Gantenbein, G., Kasparek, W., Dammertz, G., Erckmann, V., Grünert, M., Hollmann, F., ...

IRMMW-THz 2005 : The Joint 30th Internat.Conf.on Infrared and Millimeter Waves and 13th Internat.Conf.on Terahertz Electronics, Williamsburg, Va., September 19-23, 2005

Progress report on the ECRH transmission system at the stellarator W7-X. (2005)

Gantenbein, G., Kasparek, W., Dammertz, G., Erckmann, V., Grünert, M., Hollmann, F., ...

IRMMW-THz 2005 : The Joint 30th Internat.Conf.on Infrared and Millimeter Waves and 13th Internat.Conf.on Terahertz Electronics, Williamsburg, Va., September 19-23, 2005

Overview of JET results. (2004)

Pamela, J., Solano, E.R., Day, C., Jensen, H.S., Kasparek, W., ...

19th IAEA Fusion Energy Conf., Lyon, F, October 14-19, 2002

Progress in the 10 MW ECRH system for the stellarator W7-X. (2004)

Dammertz, G., Braune, H., Erckmann, V., Gantenbein, G., Kasparek, W., Laqua, H.P., ...

ICOPS 2003 : 30th IEEE Internat.Conf.on Plasma Science, Jeju, Korea, June 2-5, 2003

Development of multimegawatt gyrotrons for fusion plasma heating and current drive. (2004)

Dammertz, G., Alberti, S., Arnold, A., Borie, E., Erckmann, V., Gantenbein, G., ...

5th IEEE Internat.Vacuum Electronics Conf.(IVEC 2004), Monterey, Calif., April 27-29, 2004

Progress in the new ECRH system for ASDEX upgrade. (2004)

Leuterer, F., Gruenwald, G., Monaco, F., Muenich, M., Schuetz, H., Ryter, F., ...

31st IEEE Internat.Conf.on Plasma Science (ICOPS 2004), Baltimore, Md., June 28 - July 1, 2004

Status of the 10 MW 140 GHz, CW ECRH system for the stellarator W7-X. (2004)

Thumm, M., Dammertz, G., Erckmann, V., Gantenbein, G., Kasparek, W., Laqua, H.P., ...

31st IEEE Internat.Conf.on Plasma Science (ICOPS 2004), Baltimore, Md., June 28 - July 1, 2004

High-power millimetre wave transmission systems and components for electron cyclotron heating of fusion plasmas. (2004)

Kasparek, W., Dammertz, G., Erckmann, V., Gantenbein, G., Holzhauer, E., Kumric, H., ...

NATO Advanced Research Workshop on Quasi-Optical Control of Intense Microwave Transmission, Nizhny Novgorod, Russia, February 17-20, 2004

JET contributions to the ITER technology issues. (2004)

Grisolia, C., Bekris, M., Caldwel Nichols, C.J., Cristescu, I.R., Day, C., ...

23rd Symp.on Fusion Technology (SOFT), Venezia, I, September 20-24, 2004

Design of the mm-wave system of the ITER ECRH upper launcher. (2004)

Verhoeven, A.G.A., Bongers, W.A., Bruschi, A., Cirant, S., Elzendoorn, B.S.Q., ...

13th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, Nizhny Novgorod, Russia, May 17-20, 2004

The 140-GHz 1-MW CW gyrotron for the stellarator W7-X. (2004)

Dammertz, G., Arnold, A., Borie, E., Heidinger, R., Illy, S., Koppenburg, K., ...

Displays and Vacuum Electronics : Proc.of the 10th Triennial ITG-Conf., Garmisch-Partenkirchen, May 3-4, 2004

Design of the mm-wave system of the ITER ECRH upper launcher. (2004)

Verhoeven, A.G.A., Bongers, W.A., Bruschi, A., Cirant, S., Elzendoorn, B.S.Q., Gantenbein, G., ...

Conference Digest of the Joint 29th Internat.Conf.on Infrared and Millimeter Waves and 12th Internat.Conf.on Terahertz Electronics, Karlsruhe, September 27 - October 1, 2004

Development of high power gyrotrons for fusion plasma applications in the EU. (2004)

Tran, M.Q., Alberti, S., Arnold, A., Bariou, D., Borie, E., Dammertz, G., ...

Conference Digest of the Joint 29th Internat.Conf.on Infrared and Millimeter Waves and 12th Internat.Conf.on Terahertz Electronics, Karlsruhe, September 27 - October 1, 2004

Status of the 1 MW, CW gyrotrons for the stellarator W7-X. (2004)

Dammertz, G., Alberti, S., Arnold, A., Borie, E., Brand, P., Braune, H., ...

Conference Digest of the Joint 29th Internat.Conf.on Infrared and Millimeter Waves and 12th Internat.Conf.on Terahertz Electronics, Karlsruhe, September 27 - October 1, 2004

Progress in the new ECRH system for ASDEX upgrade. (2004)

Leuterer, F., Grünwald, G., Monaco, F., Münich, M., Ryter, F., Schütz, H., ...

Conference Digest of the Joint 29th Internat.Conf.on Infrared and Millimeter Waves and 12th Internat.Conf.on Terahertz Electronics, Karlsruhe, September 27 - October 1, 2004

First high-power tests of the 140 GHz, 10 MW CW transmission system for ECRH on the stellarator W7-X. (2004)

Kasparek, W., Dammertz, G., Erckmann, V., Gantenbein, G., Grünert, M., Hollmann, F., ...

Conference Digest of the Joint 29th Internat.Conf.on Infrared and Millimeter Waves and 12th Internat.Conf.on Terahertz Electronics, Karlsruhe, September 27 - October 1, 2004

Status of the new ECRH system for ASDEX upgrade. (2004)

Leuterer, F., Gruenwald, G., Monaco, F., Muenich, M., Schuetz, H., Ryter, F., ...

23rd Symp.on Fusion Technology (SOFT), Venezia, I, September 20-24, 2004

Progress in the development of 1-MW, CW gyrotrons for the Stellarator W7-X. (2004)

Dammertz, G., Alberti, S., Arnold, A., Borie, E., Erckmann, V., Gantenbein, G., ...

13th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, Nizhny Novgorod, Russia, May 17-20, 2004

Status of the new ECRH system for ASDEX upgrade. (2004)

Wagner, D., Grünwald, G., Leuterer, F., Monaco, F., Münich, M., Schütz, H., ...

13th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, Nizhny Novgorod, Russia, May 17-20, 2004

Electron-Bernstein-wave current drive in an overdense plasma at the Wendelstein 7-AS stellarator (2003)

Laqua,H. P., Maaßberg,H., Marushchenko,N. B., Volpe,F., Weller,A., Kasparek,W.

Electron-Bernstein-wave (EBW) current drive in an overdense plasma was demonstrated at the Wendelstein 7-AS stellarator for the first time. The EBWs were generated by O-X-B mode conversion. The...

Performance of a remote steering antenna for ECRH/ECCD applications using 4-Wall corrugated square wave-guide (2003)

Kasparek,W., Gantenbein,G., Plaum,B., Wacker,R., Filipovic,E., Chirkov,A. V., ...

For the upper ECW launcher on ITER, the use of a “remote steering antenna” based on the imaging properties of rectangular waveguides is planned. To characterise launchers of this type, low-power...

Status of WENDELSTEIN 7-X construction (2003)

Wanner,M., Erckmann,V., Gardebrecht,W., Hartmann,D., Krampitz,R., ...

WENDELSTEIN 7-X (W7-X) shall confirm the favourable plasma properties and the high density and beta limits of the helical advanced stellarator and demonstrate steady-state operation. The magnetic...

NBI-driven ion cyclotron instability in the lower hybrid frequency range in the W7-AS experiment (2003)

Shalashov,A. G., Maassberg,H., Holzhauer,E., Kasparek,W., Lubyako,L. V., Suvorov,E. V., ...

The lower hybrid plasma turbulence triggered by injection of hydrogen beams at the W7-AS stellarator is investigated by the collective Thomson scattering technique and by measurement of ion cyclotron...

Plans for a new ECRH system at ASDEX Upgrade (2003)

Leuterer,F., Kirov,K., Monaco,F., Münich,M., Schütz,H., Ryter,F., ...

A new ECRH system is being constructed for ASDEX Upgrade with a total power of 4 MW, generated by four gyrotrons, and a pulse duration of 10 s. Particular features are the use of gyrotrons which can...

Mirror development for the 140 GHz ECRH system of the stellarator W7-X (2003)

Hailer,H., Dammertz,G., Erckmann,V., Gantenbein,G., Hollmann,F., Kasparek,W., ...

For the future stellarator W7-X in Greifswald, a powerful electron cyclotron resonance heating (ECRH) system at 140 GHz with a total RF power of 10 MW CW is under construction. The transmission of...

Progress of the 10 MW ECRH System for W7-X (2003)

Michel,G., Brand,P., Erckmann,V., Gantenbein,G., Hollmann,F., Jonitz,L., ...

The electron cyclotron resonance heating system for the W7-X stellarator is a joint effort of the Max-Planck-Institut für Plasmaphysik in Greifswald, the Institut für Plasmaforschung Stuttgart and...

Performance of a remote steering antenna for ECRH/ECCD applications in ITER using a four-wall corrugated square waveguide (2003)

Kasparek,W., Gantenbein,G., Plaum,B., Wacker,R., Chirkov,A. V., Denisov,G. G., ...

For the upper electron cyclotron wave launcher on the international thermonuclear experimental reactor (ITER), the use of a 'remote steering antenna' based on the imaging properties of square...

ECRH at W7-AS (2003)

Erckmann,V., Laqua,H. P., Maassberg,H., Marushchenko,N. B., Rome,M., Volpe,F., ...

The capability and versatility of ECRH is reviewed using W7-AS as an example experiment. A two frequency system with 70 GHz (0.4 MW) and 140 GHz (2.0 MW) is routinely operated at W7-AS. Basic heating...

20 years of ECRH at W7-A and W7-AS (2003)

Erckmann,V., Laqua,H. P., Maaßberg,H., Marushchenko,N. B., Kasparek,W., Müller,G. A.

Basic research on high-power ECRH started 20 years ago at IPP using 28 GHz pulses with 200 kW for 40 ms at the W7-A stellarator. These pilot experiments triggered a strong activity of exploration of...

Electron-Bernstein-wave current drive in an overdense plasma at the Wendelstein 7-AS stellarator (2003)

Laqua, H. P., Maaßberg, H., Marushchenko, N. B., Volpe, F., Weller, A., Kasparek, W.

Electron-Bernstein-wave (EBW) current drive in an overdense plasma was demonstrated at the Wendelstein 7-AS stellarator for the first time. The EBWs were generated by O-X-B mode conversion. The...

Performance of a remote steering antenna for ECRH/ECCD applications using 4-Wall corrugated square wave-guide (2003)

Kasparek, W., Gantenbein, G., Plaum, B., Wacker, R., Filipovic, E., Chirkov, A. V., ...

For the upper ECW launcher on ITER, the use of a “remote steering antenna” based on the imaging properties of rectangular waveguides is planned. To characterise launchers of this type, low-power...

Status of WENDELSTEIN 7-X construction (2003)

Wanner, M., Erckmann, V., Gardebrecht, W., Hartmann, D., Krampitz, R., ...

WENDELSTEIN 7-X (W7-X) shall confirm the favourable plasma properties and the high density and beta limits of the helical advanced stellarator and demonstrate steady-state operation. The magnetic...

NBI-driven ion cyclotron instability in the lower hybrid frequency range in the W7-AS experiment (2003)

Shalashov, A. G., Maassberg, H., Holzhauer, E., Kasparek, W., Lubyako, L. V., Suvorov, E. V., ...

The lower hybrid plasma turbulence triggered by injection of hydrogen beams at the W7-AS stellarator is investigated by the collective Thomson scattering technique and by measurement of ion cyclotron...

Plans for a new ECRH system at ASDEX Upgrade (2003)

Leuterer, F., Kirov, K., Monaco, F., Münich, M., Schütz, H., Ryter, F., ...

A new ECRH system is being constructed for ASDEX Upgrade with a total power of 4 MW, generated by four gyrotrons, and a pulse duration of 10 s. Particular features are the use of gyrotrons which can...

Mirror development for the 140 GHz ECRH system of the stellarator W7-X (2003)

Hailer, H., Dammertz, G., Erckmann, V., Gantenbein, G., Hollmann, F., Kasparek, W., ...

For the future stellarator W7-X in Greifswald, a powerful electron cyclotron resonance heating (ECRH) system at 140 GHz with a total RF power of 10 MW CW is under construction. The transmission of...

Progress of the 10 MW ECRH System for W7-X (2003)

Michel, G., Brand, P., Erckmann, V., Gantenbein, G., Hollmann, F., Jonitz, L., ...

The electron cyclotron resonance heating system for the W7-X stellarator is a joint effort of the Max-Planck-Institut für Plasmaphysik in Greifswald, the Institut für Plasmaforschung Stuttgart and...

Performance of a remote steering antenna for ECRH/ECCD applications in ITER using a four-wall corrugated square waveguide (2003)

Kasparek, W., Gantenbein, G., Plaum, B., Wacker, R., Chirkov, A. V., Denisov, G. G., ...

For the upper electron cyclotron wave launcher on the international thermonuclear experimental reactor (ITER), the use of a 'remote steering antenna' based on the imaging properties of square...

ECRH at W7-AS (2003)

Erckmann, V., Laqua, H. P., Maassberg, H., Marushchenko, N. B., Rome, M., Volpe, F., ...

The capability and versatility of ECRH is reviewed using W7-AS as an example experiment. A two frequency system with 70 GHz (0.4 MW) and 140 GHz (2.0 MW) is routinely operated at W7-AS. Basic heating...

20 years of ECRH at W7-A and W7-AS (2003)

Erckmann, V., Laqua, H. P., Maaßberg, H., Marushchenko, N. B., Kasparek, W., Müller, G. A.

Basic research on high-power ECRH started 20 years ago at IPP using 28 GHz pulses with 200 kW for 40 ms at the W7-A stellarator. These pilot experiments triggered a strong activity of exploration of...

Overview of JET results (2003)

Pamela, J., Solano, E. R., Adams, J. M., Agarici, G., Agarici, M., Akhter, H., ...

Scientific and technical activities on JET focus on the issues likely to affect the ITER design and operation. Our understanding of the ITER reference mode of operation, the ELMy H-mode, has...

Plans for a new ECRH system at ASDEX upgrade. (2003)

Leuterer, F., Kirov, K., Monaco, F., Münich, M., Schütz, H., Ryter, F., ...

22nd Symp.on Fusion Technology (SOFT), Helsinki, SF, September 9-13, 2002

Progress on a megawatt, CW gyrotron for ECRH at the W7-X stellarator. (2003)

Borie, E., Koppenburg, K., Dammertz, G., Arnold, A., Illy, S., Leonhardt, W., ...

Proc.of the 2nd Internat.Workshop on Far Infrared Technologies, Fukui, J, September 12-13, 2002

Passive high-power microwave components. (2003)

Thumm, M., Kasparek, W.

IEEE Transactions on Plasma Science, 30(2002) S.755-86

Progress in the development of a 1-MW, CW gyrotron at 140 GHz for fusion plasma heating. (2003)

Dammertz, G., Alberti, S., Arnold, A., Borie, E., Erckmann, V., Gantenbein, G., ...

Proc.of the 4th IEEE Internat.Vacuum Electronics Conf. (IVEC), Seoul, Korea, May 28-30, 2003

A new ECRH system for ASDEX upgrade. (2003)

Wagner, D., Leuterer, F., Kirov, K., Monaco, F., Münich, M., Schütz, H., ...

6th Internat.Workshop on Electron Cyclotron Resonance Heating Transmission Systems, San Diego, September 19-20, 2002

A new ECRH system for ASDEX upgrade. (2003)

Leuterer, F., Kirov, K., Monaco, F., Münich, M., Schütz, H., Ryter, F., ...

28th Internat.Conf.on Infrared and Millimeter Waves, Otsu J, September 29 - October 3, 2003

Development of a 2 MW, CW, 170 GHz coaxial cavity gyrotrons for ITER. (2003)

Piosczyk, B., Alberti, S., Arnold, A., Beunas, A., Borie, E., Budig, H., ...

20th IEEE/NPSS Symp.on Fusion Engineering, San Diego, Calif., October 14-17, 2003

Experimental results of the 1 MW, 140 GHz, CW gyrotron. (2003)

Dammertz, G., Arnold, A., Borie, E., Illy, S., Leonhardt, W., Piosczyk, B., ...

15th Joint Russian-German STC Workshop on ECRH and Gyrotrons, Karlsruhe/Stuttgart/Garching, June 25 - July 1, 2003

Status of the 140 GHz / 10 MW CW transmission system for ECRH on the stellarator W7-X. (2003)

Kasparek, W., Dammertz, G., Erckmann, V., Gantenbein, G., Hailer, H., Hollmann, F., ...

15th Joint Russian-German STC Workshop on ECRH and Gyrotrons, Karlsruhe/Stuttgart/Garching, June 25 - July 1, 2003

Development of a 140-GHz 1-MW continuous wave gyrotron for the W7-X stellarator (2002)

Dammertz,G., Alberti,S., Arnold,A., Borie,E., Erckmann,V., Gantenbein,G., ...

The development of high-power gyrotrons (118 GHz, 140 GHz) in continuous-wave (CW) operation for heating nuclear fusion plasmas has been in progress for several years in a joint collaboration between...

Development of a 140-GHz 1-MW continuous wave gyrotron for the W7-X stellarator (2002)

Dammertz, G., Alberti, S., Arnold, A., Borie, E., Erckmann, V., Gantenbein, G., ...

The development of high-power gyrotrons (118 GHz, 140 GHz) in continuous-wave (CW) operation for heating nuclear fusion plasmas has been in progress for several years in a joint collaboration between...

Development of a 140-GHz 1-MW continuous wave gyrotron for the W7-X stellarator (2002)

Dammertz, G., Alberti, S., Arnold, A., Borie, E., Erckmann, V., Gantenbein, G., ...

The development of high-power gyrotrons (118 GHz, 140 GHz) in continuous-wave (CW) operation for heating nuclear fusion plasmas has been in progress for several years in a joint collaboration between...

Status of the 1MW, 140 GHz, CW gyrotron for W7-X. (2002)

Lievin, C., Alberti, S., Arnold, A., Borie, E., Dammertz, G., Erckmann, V., ...

22nd Symp.on Fusion Technology (SOFT), Helsinki, SF, September 9-13, 2002

140 GHz, 1 MW, CW gyrotron for fusion plasma heating. (2002)

Dammertz, G., Alberti, S., Arnold, A., Borie, E., Erckmann, V., Gantenbein, G., ...

3rd IEEE Internat.Vacuum Electronics Conf.(IVEC 2002), Monterey, Calif., April 23-25, 2002

A 2 MW, CW, 170 GHz gyrotron for ITER. (2002)

Piosczyk, B., Alberti, S., Arnold, A., Borie, E., Budig, H., Dammertz, G., ...

19th IAEA Fusion Energy Conf., Lyon, F, October 14-19, 2002

The new ECRH system of ASDEX upgrade. (2002)

Leuterer, F., Kirov, K., Monaco, F., Münich, M., Schütz, H., Ryter, F., ...

14th Joint Russian-German Workshop on ECRH and Gyrotrons, Nizhny Novgorod/Moskva, June 25 - July 2, 2002

Progress of the 10 MW ECRH system for W7-X. (2002)

Michel, G., Brand, P., Dammertz, G., Erckmann, V., Gantenbein, G., Hollmann, F., ...

14th Joint Russian-German Workshop on ECRH and Gyrotrons, Nizhny Novgorod/Moskva, June 25 - July 2, 2002

Development of a 140 GHz, 1 MW, continuous wave gyrotron for the W7-X stellarator (2001)

Dammertz, G., Alberti, S., Arnold, A., Borie, E., Erckmann, V., Gantenbein, G., ...

The development of high power gyrotrons in continuous wave (CW) operation for heating of plasmas used in nuclear fusion research has been in progress for several years in a joint collaboration...

ECRH project on EFDA/JET-EP. (2001)

Verhoeven, A., Van Amerogen, F., Bongers, W., Elzendoorn, B., Kruijt, O., Lingier, K., ...

3rd EU-Japan Workshop on RF Heating Antennas and Related Technology, Lausanne, CH, September 7-8, 2000

The ECRH system for JET-EP. (2001)

Verhoeven, A.G.A., Amerongen, F.J.von, Bindslev, H., Bongers, W.A., Hellingman, P., Elzendoorn, B.S.Q., ...

Proc.of the 2nd IEEE Internat.Vacuum Electronics Conf ; IVEC 2001 ; Noordwijk, NL, April 2-4, 2001

High-power CW gyrotron development for ECRH systems. (2001)

Giguet, E., Alberti, S., Arnold, A., Borie, E., Bouquey, F., Dammertz, G., ...

Proc.of the 2nd IEEE Internat.Vacuum Electronics Conf ; IVEC 2001 ; Noordwijk, NL, April 2-4, 2001

Long-pulse operation of the 1 MW, 140 GHz, W7-X gyrotron. (2001)

Koppenburg, K., Arnold, A., Borie, E., Dammertz, G., Illy, S., Kuntze, M., ...

13th Joint Russian-German Workshop on ECRH and Gyrotrons (STC-Meeting), IPP Greifswald, July 16-21, 2001

The new ASDEX upgrade ECRH system - status, prospects and physics goals. (2001)

Zohm, H., Kasparek, W., Leuterer, F., Münich, M., Wagner, D., Thumm, M.

13th Joint Russian-German Workshop on ECRH and Gyrotrons (STC-Meeting), IPP Greifswald, July 16-21, 2001

1 MW, 140 GHz, CW gyrotron for Wendelstein 7-X. (2001)

Dammertz, G., Arnold, A., Borie, E., Illy, S., Leonhardt, W., Piosczyk, B., ...

Displays and Vacuum Electronics : Contributions to the 9th ITG-Conf., Garmisch-Partenkirchen, May 2-3, 2001

ECRH and ECCD for the stellarator W7-X. (2000)

Kasparek, W., Empacher, L., Förster, W., Gantenbein, G., Müller, G.A., Wagner, D., ...

Internat.Workshop on Far Infrared Technologies '99, Fukui University, J, September 30, October 12-13, 1999

Numerical optimization of waveguide bends using a genetic algorithm. (2000)

Plaum, B., Wagner, D., Kasparek, W., Thumm, M.

Internat.Workshop on Far Infrared Technologies '99, Fukui University, J, September 30, October 12-13, 1999

1 MW, 140 GHz, CW gyrotron for Wendelstein 7-X. (2000)

Dammertz, G., Alberti, S., Arnold, A., Borie, E., Erckmann, V., Förster, W., ...

27th IEEE Internat.Conf.on Plasma Science, New Orleans, La., June 4-7, 2000

Status report on 1 MW TE§2§8§,§8 mode, 140 GHz CW gyrotron for Wendelstein 7-X. (2000)

Dammertz, G., Alberti, S., Arnold, A., Borie, E., Le Cloarec, G., Erckmann, V., ...

12th Joint Russian-German Meeting on ECRH and Gyrotrons, Nizhny Novgorod, Russia, June 21-28, 2000

1 MW, 140 GHz, CW gyrotron for W7-X. (2000)

Giguet, E., Alberti, S., Arnold, A., Borie, E., Dammertz, G., Erckmann, V., ...

21st Symp.on Fusion Technology (SOFT), Madrid, E, September 11-15, 2000

ECRH on JET-EP. (2000)

Verhoeven, A., Amerongen, F.von, Elzendoorn, B., Hellingman, P., Kruijt, O., ...

JET, Ad-Hoc Group Meeting, Culham, GB, November 22-23, 2000

Extension of the ASDEX upgrade ECRH system. (2000)

Zohm, H., Leuterer, F., Muenich, M., Wilhelm, R., Gantenbein, G., Kasparek, W., ...

12th Joint Russian-German Meeting on ECRH and Gyrotrons, Nizhny Novgorod, Russia, June 21-28, 2000

Hybrid modes in highly oversized corrugated rectangular waveguides. (1999)

Wagner, D., Thumm, M., Kasparek, W.

International Journal of Infrared and Millimeter Waves, 20(1999) S.567-81

ECRH and ECCD with high power gyrotrons at the stellarators W7-AS and W7-X. (1999)

Erckmann, V., Dammertz, G., Dorst, D., Empacher, L., Förster, W., Gantenbein, G., ...

Research Workshop of the Israel Science Foundation on Cyclotron Resonance Masers and Gyrotrons, Kibbuz Ma'ale Hachamisha, IL, May 18-21, 1998

Eigenmode mixtures in oversized corrugated rectangular waveguides. (1998)

Wagner, D., Kasparek, W., Thumm, M.

10th Joint Russian-German Meeting on ECRH and Gyrotrons, Nizhny Novgorod, Russia, June 16-22, 1998

Broadband characteristics of HE§1§1 transmission lines. (1997)

Wagner, D., Kasparek, W., Gantenbein, G., Zohm, H., Thumm, M.

Proc.of the 4th Biennial Internat.Workshop on Electron Cyclotron Resonance Heating Transmission Systems, Germantown, Md., July 17-18, 1997

Improved gyrotron cavity with high quality factor. (1996)

Wagner, D., Gantenbein, G., Kasparek, W., Thumm, M.

International Journal of Infrared and Millimeter Waves, 16(1995) S.1481-89

Recent advanced technology in electron cyclotron heating systems. (1995)

Thumm, M., Kasparek, W.

Proc.of the 5th Internat.Toki Conf.on Plasma Physics and Controlled Nuclear Fusion, Toki, J, November 16-19, 1993

Beam diagnostic by thermographic recording. (1995)

Empacher, L., Kasparek, W., Braz, O.

ECRH and Gyrotrons : Proc.of the 7th Russian-German Meeting, Karlsruhe, June 22-23, Stuttgart, June 24, Garching, June 26-27, 1995

Transmission losses of various modes in a gap in an oversized waveguide. (1995)

Wagner, D., Kasparek, W., Müller, G., Thumm, M., Braz, O.

ECRH and Gyrotrons : Proc.of the 7th Russian-German Meeting, Karlsruhe, June 22-23, Stuttgart, June 24, Garching, June 26-27, 1995

Transmission losses of TE-, TM- and hybrid-modes in gaps of oversized waveguides. (1995)

Wagner, D., Kasparek, W., Müller, G.A., Thumm, M., Braz, O.

Invited and Contributed Papers pres.at the 20th Internat.Conf.on Infrared and Millimeter Waves, Lake Buena Vista, Orlando, Fla., December 11-14, 1995

High power tests of cryogenically cooled gyrotron windows. (1994)

Erckmann, V., Häfner, H.E., Heidinger, R., Hofmann, A., Kasparek, W., Norajitra, P., ...

Proc.of the 6th Russian-German Meeting on ECRH and Gyrotrons, Moskva, Russia, June 13-14, 1994, Nizhny Novgorod, Russia, June 15-18, 1994

Properties of Diffraction Gratings Used as Output Couplers in a Quasi-Optical Gyrotron (1993)

Tran, M. Q., Cao, H., Hogge, J. P., Kasparek, W., Tran, T. M., Paris, P. J.

The design of a diffration grating used as an output coupler for a Fabry-Perot resonator is presented. We then consider the problem of determining the distortion and the cross-polarization of the...

Overview on W7-AS results with 140 and 70 GHz. (1993)

Kasparek, W., Mueller, G.A., Schueller, P.G., Erckmann, V., Geist, T., Nickel, H.U., ...

Proc.of the 5th Joint Russian-German Meeting on ECRH and Gyrotrons, Garching/Stuttgart/Karlsruhe, June 28 - July 2, 1993

Experimental experience with the quasi-optical ECRH transmission system on W7-AS and recent developments. (1993)

Kasparek, W., Mueller, G.A., Schueller, P.G., Erckmann, V., Geist, T., Nickel, H.U., ...

Proc.of the 5th Joint Russian-German Meeting on ECRH and Gyrotrons, Garching/Stuttgart/Karlsruhe, June 28 - July 2, 1993

The 140 GHz beam transmission system for ECRH a W7-AS: recent developments and operational experience. (1993)

Kasparek, W., Kopp, K.W., Mueller, G.A., Schueller, P.G., Erckmann, V., Baumgaertner, H., ...

Proc.of the 2nd Internat.Workshop on Electron Cyclotron Resonance Heating Transmission Systems, San Diego, Calif., December 9-11, 1992