S. Walter

Publication List Details

Period

1962 - 2009

Number

99

Co-Authors

The Cyborg Astrobiologist: Testing a Novelty-Detection Algorithm on Two Mobile Exploration Systems at Rivas Vaciamadrid in Spain and at the Mars Desert Research Station in Utah (2009)

McGuire, P. C., Gross, C., Wendt, L., Bonnici, A., Souza-Egipsy, V., Ormo, J., ...

(ABRIDGED) In previous work, two platforms have been developed for testing computer-vision algorithms for robotic planetary exploration (McGuire et al. 2004b,2005; Bartolo et al. 2007). The...

Patient Alignment Estimation in Six Degrees of Freedom using a CT-scan and a Single X-ray Image (2009)

B. P. Selby, G. Sakas, S. Walter, U. Stilla, Medcom Gmbh Darmstadt

Abstract. Particle beam treatment allows accurate dose delivery onto carcinogen tissue. The reachable accuracy is limited by patient alignment errors relative to the beam source. Errors can be...

Solving the stellar 62Ni problem with AMS (2009)

Dillmann, I., Faestermann, T., Korschinek, G., Lachner, J., Maiti, M., Poutivtsev, M., ...

An accurate knowledge of the neutron capture cross sections of 62,63Ni is crucial since both isotopes take key positions which affect the whole reaction flow in the weak s process up to A=90. No...

Pose Estimation of Eyes for Particle Beam Treatment of Tumors (2009)

B. P. Selby, G. Sakas, S. Walter, U. Stilla

Abstract. To assure a correct position and orientation of the patient’s eye in radiation treatment, a new approach in image-guided radiotherapy is used to determine the misalignment of the eye and...

Neutron-capture cross sections of fe-peak seed nuclei. (2009)

Dillmann, I., Faestermann, T., Korschinek, G., Lachner, J., Poutivtsev, M., Rugel, G., ...

Gemeinsame Frühjahrstagung des DPG-Fachverbandes Hadronen und Kerne mit dem Nuclear Physics Board der European Physical Society (EuNPC), Bochum, 16.-20.März 2009

Time-scales of the s process: from minutes to ages. (2009)

Käppeler, F., Bisterzo, S., Gallino, R., Heil, M., Pignatari, M., Reifarth, R., ...

Publications of the Astronomical Society of Australia, 26(2009) S.209-16

Clouds and aerosols in Puerto Rico ? a new evaluation (2008)

Allan, J. D., Baumgardner, D., Raga, G. B., Mayol-Bracero, O. L., Morales-García, F., García-García, F., ...

The influence of aerosols, both natural and anthropogenic, remains a major area of uncertainty when predicting the properties and behaviour of clouds and their influence on climate. In an attempt to...

Clouds and aerosols in Puerto Rico ? a new evaluation (2008)

Allan, J. D., Baumgardner, D., Raga, G. B., Mayol-Bracero, O. L., Morales-García, F., García-García, F., ...

The influence of aerosols, both natural and anthropogenic, remains a major area of uncertainty when predicting the properties and behaviour of clouds and their influence on climate. In an attempt to...

Clouds and aerosols in Puerto Rico ─ a new evaluation (2008)

J. D. Allan, D. Baumgardner, G. B. Raga, F. Morales-García, F. García-García, ...

The influence of aerosols, both natural and anthropogenic, remains a major area of uncertainty when predicting the properties and behaviour of clouds and their influence on climate. In an attempt to...

The stellar neutron capture cross section of `6`0Fe. (2008)

Reifarth, R., Heil, M., Schumann, D., Dillmann, I., Domingo-Pardo, C., Käppeler, F., ...

Frühjahrstagung DPG, Fachverband Hadronen und Kerne, Darmstadt, 10.-14.März 2008

Progress in determining keV neutron cross sections with AMS. (2008)

Dillmann, I., Wallner, A., Rugel, G., Coquard, L., Walter, S., Käppeler, F., ...

Frühjahrstagung DPG, Fachverband Hadronen und Kerne, Darmstadt, 10.-14.März 2008

Preparation of a `6`0Fe target for nuclear astrophysics experiments. (2008)

Schumann, D., Horn, S., Köchli, S., Neuhausen, J., Dillmann, I., Domingo Pardo, C., ...

24th World Conf.of the Internat.Nuclear Target Development Society, Caen, F, September 15-19, 2008

First experimental (n,#g) cross sections of heavy p-process nuclei. (2008)

Marganiec, J., Dillmann, I., Domingo Pardo, C., Käppeler, F., Walter, S.

Workshop 'The Origin of the Elements Heavier than Fe', Torino, I, September 25-27, 2008

s-process nuleosynthesis in massive stars: new results on `6`0Fe, `6`2Ni, and `6`4Ni. (2008)

Domingo-Pardo, C., Dillmann, I., Käppeler, F., Marganiec, J., Voss, F., Walter, S., ...

13th Internat.Symp.on Capture Gamma-Ray Spectroscopy and Related Topics (CGS- 13), Köln, August 25-29, 2008

A neutron production target for FRANZ. (2008)

Petrich, D., Heil, M., Käppeler, F., Kaltenbaek, J., Knaetsch, E.P., Litfin, K., ...

Nuclear Instruments and Methods in Physics Research A, 596(2008) S.269-75

Solving the stellar `6`2Ni problem with AMS. (2008)

Dillmann, I., Rugel, G., Faestermann, T., Korschinek, G., Lachner, J., Maiti, M., ...

11th Internat.Conf.on Accelerator Mass Spectrometry, Roma, I, September 14-19, 2008

Der Einsatz von Lebenszyklusdaten im Zertifikatehandel. (2008)

Schebek, L., [Hrsg.], Walter, S., Haubach, C., Keil, R., Schmidt, M., ...

Projektbericht im Rahmen des Forschungsvorhabens FKZ 01 RN 0401 (Oktober 2007)

Pose estimation of eyes for particle beam treatment of tumors (2007)

Selby, P., Sakas, G., Walter, S., Stilla, U.

To assure a correct position and orientation of the patient's eye in radiation treatment, a new approach in image-guided radiotherapy is used to determine the misalignment of the eye and the...

Detection of pose changes for spatial objects from projective images (2007)

Selby, P., Sakas, G., Walter, S., Stilla, U.

Numerous fields of application effort the detection of pose changes for 3 dimensional objects in six degrees of freedom (6 DoF). Automatic procedures that exploit 2D images for the detection of pose...

Clouds and aerosols in Puerto Rico ? a new evaluation (2007)

Allan, J. D., Baumgardner, D., Raga, G. B., Mayol-Bracero, O. L., Morales-García, F., García-García, F., ...

The influence of aerosols, both natural and anthropogenic, remains a major area of uncertainty when predicting the properties and behaviour of clouds and their influence on climate. In an attempt to...

Clouds and aerosols in Puerto Rico ? a new evaluation (2007)

Allan, J. D., Baumgardner, D., Raga, G. B., Mayol-Bracero, O. L., Morales-García, F., García-García, F., ...

The influence of aerosols, both natural and anthropogenic, remains a major area of uncertainty when predicting the properties and behaviour of clouds and their influence on climate. In an attempt to...

Clouds and aerosols in Puerto Rico – a new evaluation (2007)

J. D. Allan, D. Baumgardner, G. B. Raga, F. Morales-García, F. García-García, ...

The influence of aerosols, both natural and anthropogenic, remains a major area of uncertainty when predicting the properties and behaviour of clouds and their influence on climate. In an attempt to...

Neutron reactions and nuclear cosmo-chronology (2007)

Heil, M, Kappeler, F, Mengoni, A, Plag, R, Fujii, K, ...

The beta-decay of Re-187 (t(1/2) = 42.3 Gyr) represents a suited cosmo-chronometer for the age of the r-process abundances, since the radiogenic part of the daughter isotope (OS)-O-187 is defined by...

Resonance capture cross section of 207Pb (2006)

Domingo-Pardo, C, Abbondanno, U, Aerts, G, Alvarez-Pol, H, Alvarez-Velarde, F, Andrzejewski, J, ...

The radiative neutron capture cross section of 207Pb has been measured at the CERN neutron time of flight installation n_TOF using the pulse height weighting technique in the resolved energy region....

New measurement of neutron capture resonances of 209Bi (2006)

Domingo-Pardo, C, Domingo-Pardo, C, Abbondanno, U, Aerts, G, Alvarez-Pol, H, Alvarez-Velarde, F, ...

The neutron capture cross section of Bi209 has been measured at the CERN n TOF facility by employing the pulse-height-weighting technique. Improvements over previous measurements are mainly because...

Neutron capture cross section of $^{232}$Th measured at the n_TOF facility at CERN in the unresolved resonance region up to 1 MeV (2006)

Aerts, G., Abbondanno, U., Álvarez, H., Alvarez-Velarde, F., Andriamonje, S., Andrzejewski, J., ...

We have measured the neutron capture reaction yield of $^(232)Th$ at the neutron time-of-flight facility n_TOF at CERN in the energy range from 1 eV to 1 MeV. The average capture cross section has...

Neutron capture cross section of $^{232}$Th measured at the n_TOF facility at CERN in the unresolved resonance region up to 1 MeV (2006)

Aerts, G., Abbondanno, U., Álvarez, H., Alvarez-Velarde, F., Andriamonje, S., Andrzejewski, J., ...

We have measured the neutron capture reaction yield of $^(232)Th$ at the neutron time-of-flight facility n_TOF at CERN in the energy range from 1 eV to 1 MeV. The average capture cross section has...

Nitrous oxide in the North Atlantic Ocean (2006)

Walter, S., Bange, H. W., Breitenbach, U., Wallace, D. W. R.

In order to investigate the role of the North Atlantic Ocean as a source of atmospheric nitrous oxide and to decipher the major formation pathways of nitrous oxide, measurements of dissolved nitrous...

Nitrous oxide water column distribution during the transition from anoxic to oxic conditions in the Baltic Sea (2006)

Walter, S., Breitenbach, U., Bange, H. W., Nausch, G., Wallace, D. W. R.

In January 2003, a major inflow of cold and oxygen-rich North Sea Water in the Baltic Sea terminated an ongoing stagnation period in parts of the central Baltic Sea. In order to investigate the role...

Nitrous oxide in the North Atlantic Ocean (2006)

Walter, S., Bange, H. W., Breitenbach, U., Wallace, D. W. R.

In order to get a comprehensive picture of the distribution of nitrous oxide (N2O) in the North Atlantic Ocean, measurements of dissolved nitrous oxide were made during three cruises in the tropical,...

Distribution of N2O in the Baltic Sea during transition from anoxic to oxic conditions (2006)

Walter, S., Breitenbach, U., Bange, H. W., Nausch, G., Wallace, D. W. R.

In January 2003, a major inflow of cold and oxygen-rich North Sea Water terminated an ongoing stagnation period in parts of the central Baltic Sea. In order to investigate the role of North Sea Water...

Nitrous oxide in the North Atlantic Ocean (2006)

Walter, S., Bange, H. W., Breitenbach, U., Wallace, D. W. R.

In order to investigate the role of the North Atlantic Ocean as a source of atmospheric nitrous oxide and to decipher the major formation pathways of nitrous oxide, measurements of dissolved nitrous...

Nitrous oxide water column distribution during the transition from anoxic to oxic conditions in the Baltic Sea (2006)

Walter, S., Breitenbach, U., Bange, H. W., Nausch, G., Wallace, D. W. R.

In January 2003, a major inflow of cold and oxygen-rich North Sea Water in the Baltic Sea terminated an ongoing stagnation period in parts of the central Baltic Sea. In order to investigate the role...

Nitrous oxide in the North Atlantic Ocean (2006)

Walter, S., Bange, H. W., Breitenbach, U., Wallace, D. W. R.

In order to get a comprehensive picture of the distribution of nitrous oxide (N2O) in the North Atlantic Ocean, measurements of dissolved nitrous oxide were made during three cruises in the tropical,...

Distribution of N2O in the Baltic Sea during transition from anoxic to oxic conditions (2006)

Walter, S., Breitenbach, U., Bange, H. W., Nausch, G., Wallace, D. W. R.

In January 2003, a major inflow of cold and oxygen-rich North Sea Water terminated an ongoing stagnation period in parts of the central Baltic Sea. In order to investigate the role of North Sea Water...

Neutron capture cross section of $^{232}$Th measured at the n_TOF facility at CERN in the unresolved resonance region up to 1 MeV (2006)

Aerts, G., Abbondanno, U., Álvarez, H., Alvarez-Velarde, F., Andriamonje, S., Andrzejewski, J., ...

We have measured the neutron capture reaction yield of $^(232)Th$ at the neutron time-of-flight facility n_TOF at CERN in the energy range from 1 eV to 1 MeV. The average capture cross section has...

Investigation of how Reflected Radiation due to Non-Uniform Grids Perturbs Solutions Computed with Finite Difference Methods (2006)

S. Walter, Supervisor Tomas Dohnal, Eth Zürich

We investigate the behavior of solutions to the 1D NonLinear Coupled Mode Equations (NL-CME) with a Finite Difference (FD) method. The FD approach is used to render the NLCMEs a system of Ordinary...

Nitrous oxide water column distribution during the transition from anoxic to oxic conditions in the Baltic Sea (2006)

S. Walter, U. Breitenbach, H. W. Bange, G. Nausch

In January 2003, a major inflow of cold and oxygen-rich North Sea Water in the Baltic Sea terminated an ongoing stagnation period in parts of the central Baltic Sea. In order to investigate the...

Nitrous oxide in the North Atlantic Ocean (2006)

S. Walter, H. W. Bange, U. Breitenbach

In order to investigate the role of the North Atlantic Ocean as a source of atmospheric nitrous oxide and to decipher the major formation pathways of nitrous oxide, measurements of dissolved nitrous...

Neutron capture studies with a short flight path. (2006)

Walter, S., Heil, M., Käppeler, F., Plag, R., Reifarth, R.

Nuclei in the Cosmos IX : 9th Internat.Symp.on Nuclear Astrophysics, Geneve, CH, June 25-30, 2006

Gene expression in Pseudomonas aeruginosa during biofilm formation. (2006)

Schwartz, T., Vitale, E., Walter, S., Kirchen, S., Kirschhöfer, F., Nusser, M., ...

Biofilms II : Attachement and Detachment in Pure and Mixed Cultures, Leipzig, March 23-24, 2006 (Poster)

Challenges for the measurement of the `6`3Ni(n,#g)-cross section. (2006)

Walter, S.

Workshop des Graduiertenkollegs Hochenergiephysik und Teilchenastrophysik der Universität Karlsruhe, Freudenstadt, 18.-20.Oktober 2006

LPS receptor (CD14): a receptor for phagocytosis of Alzheimer’s amyloid peptide (2005)

Liu, Y., Walter, S., Stagi, M., Cherny, D. I., Letiembre, M., Schulz-Schaeffer, W., ...

The amyloid β peptide 42 (Aβ₄₂) plays a key role in neurotoxicity in Alzheimer’s disease. Mononuclear phagocytes, i.e. microglia, have the potential to clear Aβ by phagocytosis. Recently,...

Method for (n,#g)-cross section measurements of unstable isotopes. (2005)

Walter, S., Heil, M., Käppeler, F., Plag, R., Reifarth, R.

Physik seit Albert Einstein : 69.Jahrestagung der DPG, Berlin, 4.-9.März 2005

A new method for (n,#g)-cross section measurements on unstable isotopes. Clues for the origin of the chemical elements. (2005)

Walter, S., Heil, M., Käppeler, F., Plag, R., Reifarth, R.

Doktorandenseminar des Graduiertenkollegs 'Hochenergiephysik und Teilchenastrophysik', Universität Karlsruhe, 15.Juli 2005

Flugzeitmessungen zum besseren Verständnis der Herkunft der Elemente. (2005)

Walter, S.

Evaluierung des Graduiertenkollegs Hochenergiephysik und Teilchenastrophysik, Universität Karlsruhe, 22.September 2005 (Poster)

Test measurements for NCap. (2005)

Walter, S., Heil, M., Käppeler, F., Plag, R.

NCap Collaboration Meeting, Frankfurt, 5.Dezember 2005

Hydroxylamine (NH2OH) in the Baltic Sea (2004)

Gebhardt, S., Walter, S., Nausch, G., Bange, H. W.

The vertical distribution of dissolved hydroxylamine (NH2OH) was measured for the first time at 10 stations in the western, southern and central Baltic Sea during a cruise in February 2004. The...

Hydroxylamine (NH2OH) in the Baltic Sea (2004)

Gebhardt, S., Walter, S., Nausch, G., Bange, H. W.

The vertical distribution of dissolved hydroxylamine (NH2OH) was measured for the first time at 10 stations in the western, southern and central Baltic Sea during a cruise in February 2004. The...

Photon scattering experiments on the stellar thermometer `1`7`6Lu. (2004)

Walter, S., Brentano, P.von, Fransen, C., Gade, A., Garrel, H.von, Jolie, J., ...

15th Internat.School on Nuclear Physics, Neutron Physics and Nuclear Energy, Varna, BG, September 9-13, 2003

First nuclear resonance fluorescence experiments using enriched high pressure xenon targets. (2004)

Garrel, H.von, Brentano, P.von, Fransen, C., Gade, A., Jolie, J., Käppeler, F., ...

15th Internat.School on Nuclear Physics, Neutron Physics and Nuclear Energy, Varna, BG, September 9-13, 2003

Photoactivation and photon scattering experiments on the stellar thermometer `1`7`6Lu. (2004)

Stedile, F., Walter, S., Brentano, P.von, Carroll, J.J., Fransen, C., Friessner, G., ...

Frühjahrstagung des Fachverbandes Physik der Hadronen und Kerne der DPG, Köln, 8.-12. März 2004

EU-TeleInViVo: An Integrated Portable Telemedicine Workstation Featuring Acquisition, Processing and Transmission over Low-bandwidth Lines of 3D Ultrasound Volume Images (2000)

Kontaxakis, G., Walter, S., Sakas, G.

A transportable telemedicine workstation has been de-signed, developed and evaluated for use in isolated areas such as islands, rural areas and crisis situation areas. The EU-TeleInViVo is a...

InViVo-Brachy - Ein System zur Navigation bei der Plazierung von Hohlnadeln in der Brachytherapie (2000)

Walter, S., Straßmann, G.

Die Brachytherapie ist eine Kurzzeit-Strahlentherapie, bei der Tumorgewebe mit einer hohen Strahlendosis bestrahlt wird. Diese Strahlentherapie wird u.a. mit Hochenergie-Strahlenquellen in...

A 0.35μm CMOS 1.9mA VCO-Core with Off-Chip Inductance on LTCC for System-in-a-Package Solutions of a 5-GHz-WLAN Transceiver (2000)

S. Mecking, P. Mayr, W. Debski, S. Walter, R. Matz, U. Langmann

This paper presents a 5-GHz-Band VCO designed for System-in-a-package (SiP) usage. The VCO consists of a CMOS-core and was designed and optimized concerning phase noise, current consumption and...

Resolution of ST-segment elevation in acute myocardial infarction--early prognostic significance after thrombolytic therapy. Results from the COBALT trial (1999)

Kamp, U, Härtel, D, Brockmeier, J, Meierhenrich, R, Miketic, S, ...

In acute myocardial infarction, early identification of patients at a high mortality risk is important for planning further therapeutic strategies. Previous studies have demonstrated that the extent...

Quality Control in Intraoperative Radiotherapy (1999)

Walter, S., Straßmann, G., Zamboglou, N., Kolotas, C., Nier, H.

Intraoperative radiotherapy is a kind of brachytherapy where the remains of a surgically not completely removed tumour are irradiated at the open situ of the patient. The current main drawback of...

Advances in Quality Control of Intraoperative Radiotherapy (1999)

Walter, S., Straßmann, G., Schmitt, M.

Intraoperative radiotherapy is the kind of radiotherapy where the remains of a surgically not completely removed tumour are irradiated at the open situ of the patient. The current main drawback of...

InViVo-IORT - A System for Quality Control in Intra-Operative Radio Therapy (1998)

Walter, S., Straßmann, G., Schmitt, M., Kolotas, C., Nier, H., Zamboglou, N., ...

Intra operative radio therapy (IORT) is applied after the surgical removal of a tumour but still during the operation at the open situ with the objective to irradiate remains of the tumour that could...

Parallel rendering of 3D ultrasound of interactive rates (1996)

Walter, S., Volmer, S., Efraimidis, P.

This paper presents a parallel algorithm for rendering ultrasonic volume data based on image space subdivision, along with its implementation and a performance analysis for a Parsytec CC distributed...

Extracting Surfaces from Fuzzy 3D-Ultrasound Data (1995)

Sakas, G., Walter, S.

Rendering 3D models from 3D-ultrasonic data is a complicated task due to the noisy, fuzzy nature of ultrasound imaging containing a lot of artefacts. In the method presented in this paper we first...

Epirubicin–vinorelbine vs FEC100 for node-positive, early breast cancer: French Adjuvant Study Group 09 trial

Kerbrat, P, Roché, H, Bonneterre, J, Veyret, C, Lortholary, A, Monnier, A, ...

The aim of the study was to compare our reference adjuvant chemotherapy, FEC100 (fluorouracil 500 mg m−2, epirubicin 100 mg m−2 and cyclophosphamide 500 mg m−2, six cycles every 21...

Inhibition of radiation-induced apoptosis by dexamethasone in cervical carcinoma cell lines depends upon increased HPV E6/E7

Kamradt, M C, Mohideen, N, Krueger, E, Walter, S, Vaughan, A T M

Through a glucocorticoid-responsive promoter, glucocorticoids can regulate the transcription of the human papillomavirus (HPV) E6 and E7 viral genes which target the tumour suppressor proteins p53...