L. M. Wehrmann, N. J. Knab, H. Pirlet, V. Unnithan, C. Wild, T. G. Ferdelman
Cold-water coral ecosystems are considered hot-spots of biodiversity and biomass production and may be a regionally important contributor to carbonate production. The impact of these ecosystems on...
Kunz, C., Cowie, B.C.C., Drube, W., Thiess, S., Wild, C., ...
We used hard X-ray photoelectron spectroscopy (HAXPES) with 8 keV X-rays to investigate the Is emission of carbon. We recorded spectra extending from the peak of the C 1s electrons ("elastic" line)...
Diamond spheres for inertial confinement fusion (2009)
Biener, J., Ho, D.D., Wild, C., Wörner, E., Biener, M.M., El-Dasher, B.S., ...
The National Ignition Facility (NIF) will allow scientists to prove the feasibility of inertial confinement fusion (ICF). The success of ICF experiments at NIF will critically depend on the...
K. Maly, H. Abdel-wahab, C. Wild, C. M. Overstreet, A. Gupta, A. Abdel Hamid, ...
We describe our motivation and vision for a reimplementation of our Interactive Remote Instruction (IRI) system that supports synchronous and asynchronous distance education. The new version is coded...
Computer Productivity Initiative (9214930) 1 List of Publication References (2008)
Ffl K. Maly, D. Ray, C. Wild, I. Levinstein, S. Olariu, C. M. Overstreet, ...
OFDEX-optial stand-off detection of explosives and improvised explosive devices (2008)
Bronner, W., Fuchs, F., Köhler, K., Wagner, J., Wild, C., Bunte, G., ...
Crystallographic anisotropy of growth and etch rates of CVD diamond (2008)
Wolfer, M., Biener, J., El-Dasher, B.S., Biener, M.M., Hamza, A.V., Kriele, A., ...
The investigation of orientation dependent crystal growth and etch processes can provide deep insights into the underlying mechanisms and thus helps to validate theoretical models. Here, we report on...
L. M. Wehrmann, N. J. Knab, H. Pirlet, V. Unnithan, C. Wild, T. G. Ferdelman
Cold-water coral ecosystems are considered hot-spots of biodiversity and biomass production and may be a regionally important contributor to carbonate production. The impact of these ecosystems on...
CVD diamond disks and shells for nuclear fusion experiments. (2008)
Wörner, E., Wild, C., Müller-Sebert, W., Kriele, A., Brink, D., Heidinger, R., ...
35th IEEE Internat.Conf.on Plasma Science (ICOPS), Karlsruhe, June 15-19, 2008
Parallel Visibility Computations for Parallel Radiosity (2007)
Parallel Radiosity, W. Stürzlinger, W. Sturzlinger, C. Wild, C. Wild
The radiosity method models the interaction of light between diffuse reflecting surfaces, thereby accurately predicting global illumination effects. Due to the high computational effort to calculate...
Interactive Remote Instruction: Lessons Learned (2007)
K. Maly, C. Wild, C. M. Overstreet, H. Abdel-wahab, A. Gupta, A. Youssef, ...
This paper describes experiences with the use of the Interactive Remote Instruction (IRI) System which was used to teach a computer science graduate course at Old Dominion University during the Fall...
Barrier- and in-well pumped GaSb-based 2.3 µm VECSELs (2007)
Wagner, J., Schulz, N., Rattunde, M., Ritzenthaler, C., Manz, C., Wild, C., ...
We report on recent advances in the performance of GaSb-based optically-pumped vertical-external-cavity surface-emitting lasers (VECSELs) emitting at wavelengths around 2.3 µm. Both barrier and...
Diamond components with integrated abrasion sensor for tribological applications (2007)
Pernice, W., Obloh, H., Müller-Sebert, W., Wild, C., Koidl, P., Urban, G.
Tribological components made from CVD diamond are commonly used for protection against abrasion in rough environments. Such components can be used e.g. in textile industry as thread guiding devices...
Remote sensing of explosives using mid-infrared quantum cascade lasers (2007)
Fuchs, F., Wild, C., Rahmouni, Y., Bronner, W., Raynor, B., Köhler, K., ...
The spectroscopic detection of complex molecules, such as explosives, requires a much broader spectral tuning range of the employed laser compared to the well-established tunable diode laser...
Spektral abstimmbares Lasermodul (2007)
Fuchs, F., Moritz, R., Wild, C., Wörner, E.
DE 102007039219 A1 UPAB: 20090317 NOVELTY - The module has a substrate base (1) with heat conducting regions (B1, B2) adjacent to an assembling region (A) in which a laser e.g. semiconductor laser,...
Methods for Stratified Cluster Sampling with Informative Stratification (2007)
An open access copy of this article is available and complies with the copyright holder/publisher conditions.
GaSb-based VECSELs emitting at around 2.35 µm employing different optical pumping concepts (2006)
Schulz, N., Rattunde, M., Manz, C., Köhler, K., Wild, C., Wagner, J., ...
We report on the characteristics of (AlGaIn)(AsSb)-based optically pumped vertical-external-cavity surface-emitting lasers (VECSELs) emitting at wavelengths around 2.35 µm. For barrier-pumped...
Diamond loudspeaker cones for high-end audio components (2006)
Woerner, E., Wild, C., Müller-Sebert, W., Koidl, P., Bankewitz, A.
Conventional loudspeaker membranes made of metal or synthetic material such as fabric, ceramics or plastics suffer from nonlinearities and cone breakup modes at fairly low audio frequencies. Due to...
Crystallographic anisotropy of wear on a polycrystalline diamond surface (2006)
El-Dasher, B.S., Gray, J.J., Tringe, J.W., Biener, J., Hamza, A.V., Wild, C., ...
We correlate topography and diffraction measurements to demonstrate that grain orientation profoundly influences polishing rates in polycrystalline diamond synthesized by chemical vapor deposition....
Optically pumped GaSb-based VECSEL emitting 0.6 W at 2.3 µm (2006)
Schulz, N., Rattunde, M., Manz, C., Köhler, K., Wild, C., Wagner, J., ...
We report on the operation and beam profile analysis of an optically pumped GaSb-based vertical-external-cavity surface-emitting laser at 2.33 µm. To compensate for the low thermal conductivity of...
High power continuous wave operation of a GaSb-based VECSEL emitting near 2.3 µm (2006)
Schulz, N., Rattunde, M., Manz, C., Köhler, K., Wild, C., Wagner, J., ...
We report on a GaSb-based optically pumped vertical external cavity surface-emitting laser (VECSEL) operating near 2.3 µm. The epitaxial layer structure has been analyzed by high-resolution X-Ray...
Schaltbares Infrarotfilter (2006)
Wild, C., Woerner, E., Obloh, H.
DE 102005011723 B3 UPAB: 20060911 NOVELTY - The filter has carrier material, and a filter layer that is made up of thermochrome material e.g. Vanadium oxide, arranged on the carrier material. A...
Diamond ablators for inertial confinement fusion (2006)
Biener, J., Mirkarimi, P.B., Tringe, J.W., Baker, S.L., Wang, Y., Kucheyev, S.O., ...
Diamond has a unique combination of physical properties for the inertial confinement fusion ablator application, such as appropriate optical properties, high atomic density, high yield strength, and...
Werner, U., Bird, P., Wild, C., Ferdelman, T., Polerecky, L., Eickert, G., ...
Oxygen consumption rates (OCR), aerobic mineralization and sulfate reduction rates (SRR) were studied in the permeable carbonate reef sediments of Heron Reef, Australia. We selected 4 stations with...
Closing the digital divide: who will invest in universal access? (2006)
Original article can be found at: http://www.herts.ac.uk/courses/schools-of-study/law/hertfordshire-law-journal/home.cfm
Smith, A. F., Law, John, Wild, C.
Objective: To document the organisational response of Furness General Hospital to the large outbreak of legionnaire’s disease in April 2002 and assess the contribution made by the hospital’s...
High temperature infrared absorption of CVD diamond measured by laser calorimetry (2005)
Wörner, E., Wild, C., Müller-Sebert, W., Grimm, M., Koidl, P.
The infrared absorption of CVD diamond at a wavelength of 10.6 mu m was measured as a function of temperature between 20 and 500 deg C. CVD diamond of different structural quality was investigated....
Woerner, E., Wild, C., Koidl, P.
WO 200173158 A UPAB: 20011217 NOVELTY - Production of an element made from polycrystalline diamond (4) comprises molding a substrate (2) with a surface complementary to a surface of the element;...
Wild, C., Rasheed, M., Jantzen, C., Cook, P., Struck, U., Huettel, M., ...
Winzer, K., Bogdanov, D., Wild, C.
We report on measurements of resistivity and magnetoresistivity, Hall effect and upper critical field on normal and superconducting heavily boron-doped diamond layer produced by microwave plasma...
Innovative Anwendungen mit Dickschicht-CVD-Diamant (2004)
Die herausragenden Eigenschaften von Diamant sind seit langem bekannt, allerdings scheiterten viele technische Anwendungen dieses Materials bis vor kurzem an den erforderlichen Abmessungen....
Three-dimensional hydrogen microscopy in diamond (2004)
Reichart, P., Datzmann, G., Hauptner, A., Hertenberger, R., Wild, C., Dollinger, G.
A microprobe of protons with an energy of 17 million electron volts is used to quantitatively image three-dimensional hydrogen distributions at a lateral resolution better than 1 micrometer with high...
Woerner, E., Wild, C., Koidl, P.
DE 10216408 A UPAB: 20031208 NOVELTY - Cutting tool comprises a cutting insert (3) made from diamond connected to a support part, and a chip deflector (6). The cutting insert is an integral component...
Coral mucus functions as an energy carrier and particle trap in the reef ecosystem (2004)
Wild, C., Huettel, M., Klueter, A., Kremb, S. G., Rasheed, M. Y. M., Jørgensen, B. B.
Degradation and mineralization of coral mucus in reef environments (2004)
Wild, C., Rasheed, M., Werner, U., Franke, U., Johnstone, R., Huettel, M.
In situ measurements of advective solute transport in permeable shelf sands (2004)
Reimers, C. E., Stecher, H. A., Taghon, G. L., Fuller, C. M., Huettel, M., Rusch, A., ...
Analgesia for day-case shoulder surgery (2004)
Wilson, A. T., Nicholson, E., Burton, L., Wild, C
Background. Single-shot nerve blocks provide excellent postoperative analgesia for a limited period and are increasingly used in day-case units. They allow early patient discharge following painful...
Analgesia for day-case shoulder surgery (2004)
Wilson, A. T., Nicholson, E., Burton, L., Wild, C
Background. Single‐shot nerve blocks provide excellent postoperative analgesia for a limited period and are increasingly used in day‐case units. They allow early patient discharge following...
Analgesia for day-case shoulder surgery (2004)
Wilson, A. T., Nicholson, E., Burton, L., Wild, C
Background. Single-shot nerve blocks provide excellent postoperative analgesia for a limited period and are increasingly used in day-case units. They allow early patient discharge following painful...
Effects of marine snow and muddy terrigenous sediments on the survival of hard coral recruits (2003)
Diamant in seiner reinsten Form: CVD-Diamantscheiben aus dem Mikrowellen-Plamareaktor (2003)
Das Fraunhofer-Institut für Angewandte Festkörperphysik (IAF) in Freiburg hat sich in den letzten Jahren zu einem Kompetenzzentrum für die Abscheidung von Diamant aus der Gasphase entwickelt.
Thermal and optical properties of high purity CVD-diamond discs doped with boron and nitrogen (2003)
Wörner, E., Pleuler, E., Wild, C., Koidl, P.
The effect of nitrogen and boron doping on the thermal and optical properties of high purity CVD-diamond grown by microwave plasma (MW-CVD) and DC arc-jet chemical vapor deposition (DCAJ-CVD) is...
Original article can be found at: http://www.herts.ac.uk/courses/schools-of-study/law/hertfordshire-law-journal/home.cfm
Fabricius, K.E., Wild, C., Wolanski, E., Abele, D.
Sedimentation is a major cause of mortality in scleractinian coral recruits. In this study, we compared the effects of muddy coastal sediments, with and without enrichment by ‘marine snow’, on...
Best practice in undertaking and reporting health technology assessments (2002)
Busse, R., Orvain, J., Velasco, M., Perleth, M., Drummond, M., Gurtner, F., ...
[Executive Summary] The aim of Working Group 4 has been to develop and disseminate best practice in undertaking and reporting assessments, and to identify needs for methodologic development. Health...
Best practice in undertaking and reporting health technology assessments (2002)
Busse, R., Orvain, J., Velasco, M., Perleth, M., Drummond, M., Gurtner, F., ...
[Executive Summary] The aim of Working Group 4 has been to develop and disseminate best practice in undertaking and reporting assessments, and to identify needs for methodologic development. Health...
Best practice in undertaking and reporting health technology assessments (2002)
Busse, R., Orvain, J., Velasco, M., Perleth, M., Drummond, M., Gurtner, F., ...
[Executive Summary] The aim of Working Group 4 has been to develop and disseminate best practice in undertaking and reporting assessments, and to identify needs for methodologic development. Health...
Breier, G., Blum, S., Peli, J., Groot, M., Wild, C., Risau, W., ...
Micro-ERDA studies of hydrogen in polycrystalline CVD diamond windows (2002)
Samlenski, R., Haug, C., Delto, R., Wild, C., Brenn, R.
The incorporation of hydrogen in thick polycrystalline chemical vapour deposition diamond plates has been studied by elastic recoil detection with a 2.8 MeV He+ microbeam. Hydrogen-rich inclusions of...
Umezawa, H., Arima, T., Fujihara, N., Taniuchi, H., Ishizaka, H., Tachiki, M., ...
The RF device potential of surface-channel polycrystalline diamond metal-insulator-semiconductor field-effect transistors (MISFETs) is demonstrated for the first time. Utilizing a self-aligned gate...
The CAP-reactor, a novel microwave CVD system for diamond deposition (2002)
Pleuler, E., Wild, C., Füner, M., Koidl, P.
The development and improvement of efficient microwave plasma reactors for diamond CVD is still an important topic and a prerequisite for the reliable production of high quality diamond films and...
Verfahren zur Diamant-Beschichtung von Oberflaechen (2002)
Koidl, P., Wild, C., Mangang, P.
DE 19844538 A UPAB: 20000524 NOVELTY - A diamond CVD process comprises surface pretreatment in a hf discharge in a hydrogen and hydrocarbon atmosphere. DETAILED DESCRIPTION - Preferred Features: The...
NOVELTY - The plasma reactor has a reactor housing (2) acting as a microwave resonator coupled to a HF generator (6) via a HF coaxial line (5) and containing a holder (3) for the treated substrate,...
Collins, A. R., Gedik, C., Wood, S., White, A., Dubois, J., Duez, P., ...
The aim of ESCODD, a European Commission funded Concerted Action, is to improve the precision and accuracy of methods for measuring 8-oxo-7,8-dihydroguanine (8-oxoGua) or the nucleoside (8-oxodG). On...
Optical properties of diamond and applications as radiation windows (2001)
Diamond is an ideal radiation window material in particular for applications involving high power levels and mechanical, thermal or chemical load. Due to its large bandgap (5.5 eV) and the lack of...
CVD-diamond optical lenses (2001)
Woerner, E., Wild, C., Mueller-Sebert, W., Koidl, P.
Diamond lenses are highly desirable for a variety of optical applications including the operation under high-power, high thermal load and under harsh environmental conditions. We report on the...
Koidl, P., Wild, C., Wörner, E.
The diamond body (12) contains at least one longitudinal recess (13,15), extending at an angle to mechanical stresses induced by coupling to each heat source (30). Pref. a number of recesses extend...
Ion channeling studies of hydrogen in homoepitaxially grown CVD diamond (2001)
Haug, C., Gartner, H., Portmann, J., Samlenski, R., Wild, C., Brenn, R.
Surface order evaluation of the heteroepitaxial diamond film grown on an inclined ß-SIC(001) (2000)
Kono, S., Goto, T., Abukawa, T., Wild, C., Koidl, P., Kawarada, H.
The surface order of a heteroepitaxial diamond (001) film grown on an inclined beta-SiC(001) has been evaluated with a micro-electron beam in ultra-high-vacuum. It was determined that the range of...
Optical and thermo-optical properties of chemical vapor deposited (CVD) diamond (1999)
Wörner, E., Wild, C., Müller-Sebert, W., Locher, R., Koidl, P.
Natural diamond is a material with excellent optical and thermo-optical properties, but limited to small sizes. However, the advent of CVD techniques made large area diamond available. For the...
Verfahren zur Herstellung metallisierter Diamant-Waermespreizer (1999)
Wild, C., Koidl, P., Brink, D., Mueller-Sebert, W., Jehle, M.
A scored channel (2) is made by laser cutting into the surface of a diamond disc (1) to a preset depth without cutting the diamond disc in half. After cutting into it, the whole diamond disc's top...
Simulation and development of optimized microwave plasma reactors for diamond deposition (1999)
Füner, M., Wild, C., Koidl, P.
A computer program has been developed for the design and optimization of microwave plasma reactors used for the chemical vapour deposition (CVD) of diamond. The computer code consists of program...
Wild, C., Fuener, M., Koidl, P.
In a plasma reactor for producing and maintaining a plasma, a cavity resonator (11) is provided, having a cross-section which is tapered in the vertex areas (13, 16). The wall (14) of the cavity...
Dielectric properties of CVD diamond for radiofrequency window applications (1999)
Spörl, R., Heidinger, R., Wild, C., Schwab, R., Koidl, P.
Free-standing discs of CVD diamond were produced with a new technique by which windows with a diameter up to 6 inches can be formed. Specimen sets grown with this technique were studied for their...
Dielectric properties of CVD diamond for radiofrequency window applications. (1999)
Spörl, R., Heidinger, R., Wild, C., Schwab, R., Koidl, P.
Vincenzini, P. [Hrsg.]
Polycrystalline Diamond Films for Optical Applications. (1998)
Wild, C., Mueller-Sebert, W., Eckermann, T., Koidl, P.
The potential use of CVD thin diamond films in optics is investigated. Surface roughness is seen as the most critical parameter affecting optical quality. Preparation of diamond films, analysis of...
Novel microwave plasma reactor for diamond synthesis (1998)
Füner, M., Wild, C., Koidl, P.
Numerical simulations were performed to predict the performance of microwave plasma reactors with various reactor geometries. The simulations include the calculation of the electric field...
Microwave properties of coplanar transmission lines and filters on diamond from 1-120 GHz (1998)
Steinhagen, F., Haydl, W.H., Krems, T., Marsetz, W., Locher, R., Wild, C., ...
The properties of coplanar transmission lines (CPWs) and -filters on polycrystalline diamond substrates are investigated over the frequency range from 1-120 GHz. Experimental results obtained for...
Large area microwave-plasma CVD of diamond wafers for optical and thermal applications (1998)
Koidl, P., Wild, C., Füner, M., Wörner, E., Müller-Sebert, W.
Based on numerical simulations, a novel microwave-plasma CVD reactor with an elliptical cavity has been designed that exhibits excellent performance and stability. After the successful test of a...
Wörner, E., Wild, C., Müller-Sebert, W., Füner, M., Jehle, M., Koidl, P.
To investigate the in plane thermal diffusivity of chemical vapor deposited diamond layers, two new techniques were developed based on electrically induced converging and linear thermal waves. With...
Diamond windows for infrared and multispectral applications (1998)
Koidl, P., Wild, C., Wörner, E., Müller-Sebert, W., Füner, M., Locher, R.
The low pressure deposition of polycrystalline diamond and the preparation of diamond windows at the Fraunhofer-IAF is reported. Using microwave plasma CVD, large area (2-6'' diameter) diamond wafers...
Heteroepitaxial growth of highly oriented diamond on cubic silicon carbide (1997)
Kawarada, H., Wild, C., Herres, N., Locher, R., Koidl, P., Nagasawa, H.
We have deposited epitaxial diamond films with very low angular spread on epitaxial beta-phase silicon carbide layers on silicon (001) substrates. From x-ray rocking curve measurements, half-widths...
Electron field emission from thin fine-grained CVD diamond films (1997)
Lacher, F., Wild, C., Behr, D., Koidl, P.
The field emission properties of thin, fine-grained diamond films were investigated by measuring emission currents versus electric field curves. The measurements were performed with a spherical...
A Comparative Study of Two Generic Resource Allocation Models (1997)
A. Youssef, Youssef Abdel-Wahab, K. Maly, C. Wild
In a typical resource allocation model, clients request a fixed amount of a certain resource from the resource manager (RM). Based on the current allocations, the RM grants or rejects the request. An...
A Comparative Study of Two Generic Resource Allocation Models (1997)
A. Youssef, Youssef Abdel-Wahab, K. Maly, C. Wild
In a typical resource allocation model, clients request a fixed amount of a certain resource from the resource manager (RM). Based on the current allocations, the RM grants or rejects the request. An...
Nitrogen induced increase of growth rate in chemical vapor deposition of diamond (1996)
Müller-Sebert, W., Wörner, E., Fuchs, F., Wild, C., Koidl, P.
Polycrystalline diamond films have been grown by microwave assisted chemical vapor deposition from methane/hydrogen gas mixtures. The addition of small amounts of nitrogen with concentrations below...
Wörner, E., Wagner, J., Müller-Sebert, W., Wild, C., Koidl, P.
The infrared Raman spectrum of chemical vapor deposited (CVD) diamond films has been correlated with the in-plane thermal conductivity of the films. The scattering strength of the 1332 cm(exp -1)...
Homoepitaxial growth of CVD diamond: effect of nitrogen contaminations on growth rates (1996)
Wild, C., Locher, R., Koidl, P.
Homoepitaxial diamond films were deposited on {100} and {111} oriented substrates using microwave plasma assisted CVD. The growth rate was measured in situ using laser interferometry. Various amounts...
Characterisation and lattice location of nitrogen and boron in homoepitaxial CVD diamond (1996)
Samlenski, R., Haug, C., Brenn, R., Wild, C., Locher, R., Koidl, P.
Homoepitaxial diamond films were prepared by microwave plasma assisted chemical vapor deposition (CVD) on {100} and {111} substrates from gas mixtures of 0.5 and 1.5 vol. per cent CH4 diluted in H2....
Virtual Classrooms and Interactive Remote Instruction (1996)
K. Maly, C. Wild, C. M. Overstreet, H. Abdel-wahab, A. Gupta, A. Youssef, ...
By the integration of high speed computer networks and interactive multi-media workstations, the IRI (Interactive Remote Instruction) System creates a geographically dispersed virtual classroom. Each...
H. Abdel-wahab, K. Maly, A. Youssef, E. Stoica, C.M. Overstreet, C. Wild, ...
This paper discusses the software architecture, interprocess communication and the reference implementation of IRI, an Interactive Remote Instruction system for distance learning. IRI is an...
Numerical simulations of microwave plasma reactors for diamond CVD (1995)
Füner, M., Wild, C., Koidl, P.
A model has been developed simulating electromagnetic fields and plasma densities of reactors for microwave plasma assisted chemical vapour deposition. Computer programs calculate alternately the...
Intrinsic radiative lifetimes of donor-acceptor pair excitations in diamond (1995)
Schneider, H., Dischler, B., Wild, C., Koidl, P.
The intrinsic decay dynamics of pair excitations involving a deep donor and a shallow acceptor in chemical-vapor-deposited diamond is studied by time-resolved photoluminescence. Appropriate...
Incorporation of nitrogen in chemical vapor deposition diamond. (1995)
Samlenski, R., Haug, C., Brenn, R., Wild, C., Locher, R., Koidl, P.
To study the incorporation of nitrogen, diamond films were prepared by chemical vapor deposition homoepitaxially on (100) and (111) oriented diamond substrates. 50 ppm of isotopic 15N2 was added to...
Hydrogen-related IR absorption in chemical vapour deposited diamond (1995)
Fuchs, F., Wild, C., Schwarz, K., Koidl, P.
Polycrystalline and homoepitaxial diamond films deposited from high12C and high13C-containing gases have been characterized by Fourier transform IR spectroscopy. We present evidence that some...
Fuchs, F., Wild, C., Schwarz, K., Müller-Sebert, W., Koidl, P.
Homoepitaxial diamond films grown by chemical vapor deposotion from high12C and high13C containing gases have been studied by Fourier transform infrared spectroscopy. A sharp absorption band observed...
Deformatio-induced ferroelectric domain pinning in chromium doped LeNbO3 (1995)
Bender, G., Meisen, S., Herres, N., Wild, C., Koidl, P.
We report on the correlation between the dopant-distribution and the location of ferroelectric domains in Czochralski grown, chromium-doped LiNbO3 single crystals. Optical microscopy, scanning...
Characterization of homoepitaxial diamond films by nuclear methods (1995)
Samlenski, R., Schmälzlin, J., Brenn, R., Wild, C., Müller-Sebert, W., Koidl, P.
Isotopically marked high13C diamond films were deposited by microwave-plasma-assisted chemical vapour deposition homoepitaxially on (100) and (111) natural diamond substrates. The deposition was...
Locher, R., Wagner, J., Fuchs, F., Wild, C., Hiesinger, P., Gonon, P., ...
Polycrystalline diamond films were prepared by Microwave plasma assisted chemical vapour deposition from CH4-H2 mixtures. For p-type doping with boron, trimethylborate was added at concentrations...
Verfahren zur Abscheidung glatter polykristalliner Schichten (1994)
Wild, C., Koidl, P., Mueller Sebert, W., Walcher, H., Eckermann, T.
A process for the deposition of smooth polycrystalline layers, in particular diamond layers, is composed of two process steps. In a first step, the crystal direction of an octahedron (8, 38) is...
Structure and morphology of oriented diamond films. (1994)
Koidl, P., Wild, C., Herres, N.
Fibre textured as well as heteroepitaxially textured diamond films have been grown by microwave plasma assisted CVD on silicon substrates. The texture axis is determined by the growth parameter alpha...
Resolved donor-acceptor pair-recombination lines in diamond luminescence (1994)
Dischler, B., Rothemund, W., Wild, C., Locher, R., Biebl, H., Koidl, P.
Cathodoluminescence has been investigated in diamond films, prepared by microwave plasma assisted chemical-vapor deposition. Results are presented for various diamond films differing in crystalline...
Oriented CVD diamond films - twin formation, structure and morphology. (1994)
Wild, C., Kohl, R., Herres, N., Müller-Sebert, W., Koidl, P.
We studied three types of oriented diamond film: (I) strongly fibre textured films, (II) epitaxially textured films grown on (100) Si, and (III) homoepitaxial films. The samples were prepared using...
Nitrogen stabilized 100 texture in chemical vapor deposited diamond films (1994)
Locher, R., Wild, C., Herres, N., Behr, D., Koidl, P.
We have studied the influence of nitrogen impurities in CH4/H2 gas mixtures on the structure and morphology of polycrystalline diamond films prepared by microwave plasma assisted chemical vapor...
Diamond luminescence - resolved donor-acceptor pair recombination lines. (1994)
Dischler, B., Rothemund, W., Maier, K., Wild, C., Biebl, H., Koidl, P.
Cathodoluminescence and photoluminescence were analysed in diamond films prepared by microwave plasma assisted chemical vapour desposition. Results are presented for various diamond films differing...
Parallel visibility computations for parallel radiosity (1994)
The radiosity method models the interaction of light between diffuse reflecting surfaces, thereby accurately predicting global illumination effects. Due to the high computational effort to calculate...
Parallel Visibility Computations for Parallel Radiosity (1994)
W. Stürzlinger, W. Sturzlinger, C. Wild, C. Wild
The radiosity method models the interaction of light between diffuse reflecting surfaces, thereby accurately predicting global illumination effects. Due to the high computational effort to calculate...
Parallel Visibility Computations for Parallel Radiosity (1994)
W. Stürzlinger, W. Sturzlinger, C. Wild, C. Wild
The radiosity method models the interaction of light between diffuse reflecting surfaces, thereby accurately predicting global illumination effects. Due to the high computational effort to calculate...
Smooth diamond films for optical applications (1993)
Koidl, P., Wild, C., Locher, R., Kohl, R.
Optically smooth and homogeneous diamond films of mym thickness have been deposited by the combination of high nucleation density growth techniques and dynamic CVD. To overcome the scattering problem...
Locher, R., Wild, C., Müller-Sebert, W., Kohl, R., Koidl, P.
We report on the growth and characterization of polycrystalline diamond films exhibiting fibre textures with the fibre axis parallel (100) or slightly off (100). The films surface is formed...
Ion channeling in textured polycrystalline diamond films. (1993)
Samlenski, R., Flemig, G., Brenn, R., Wild, C., Müller-Sebert, W., Koidl, P.
Channeling of Hhighplus and H highplus/sub2 ions of energies between 1.0 and 2.0 MeV in (100)-textured polycristalline diamond films grown by microwave plasma-assisted chemical-vapor deposition has...
Hydrogen in polycrystalline diamond. An infrared analysis. (1993)
Dischler, B., Wild, C., Müller-Sebert, W., Koidl, P.
Hydrogen in polycrystalline diamond (PCD) films has been analysed by infrared spectroscopy. A series of differently prepared PCD films exhibiting considerable differences in the shape of the C-H...
Homoepitaxial 13C diamond films studied by micro-Raman and photoluminescence spectroscopy (1993)
Behr, D., Wagner, J., Wild, C., Koidl, P.
Raman microscopy has been used to study high13 C and high12 C/high13 C isotopically mixed homoepitaxial diamond films grown by chemical vapor deposition on natural diamond substrates. The measured...
Chemical vapour deposition and characterization of smooth -100-faceted diamond films. (1993)
Wild, C., Koidl, P., Müller-Sebert, W., Walcher, H., Kohl, R., Herres, N., ...
Smoot (100)-faceted diamond films have been prepared by microwave-assisted chemical vapour deposition from CH4-H2 mixtures. Growth has been controlled by in-situ laser interferometry. Under...
FORMAN, D, De Backer, Gui, ELDER, J, MOLLER, H, DAMOTTA, LC, ROY, P, ...
Polycrystalline diamond for optical thin films (1992)
Müller-Sebert, W., Wild, C., Koidl, P., Herres, N., Eckermann, T., Wagner, J.
Polycrystalline diamond (PCD) films have been grown on silicon substrates by thermally activated (hot filament) chemical vapour deposition (CVD) and microwave plasma-assisted CVD. In addition,...
Müller-Sebert, W., Koidl, P., Wagner, J., Wild, C.
Raman spectroscopy has been used to study the width of the 1332 cmhighminus1 phonon line and the relative intensity of scattering from nondiamond carbon in (110) and (100) textured diamond films...
Wang, P L, Chang, S H, Wild, C, ...
Aurintricarboxylic acid (ATA) was fractionated by a combination of dialysis, ultrafiltration, and gel permeation chromatography. The number average and weight average molecular weights of the ATA...
Textured growth and twinning in polycrystalline CVD diamond films (1991)
Müller-Sebert, W., Eckermann, T., Herres, N., Koidl, P., Wild, C.
The morphology and structure of polycrystalline diamond films have been investigated for various growth conditions as a function of film thickness. Samples exhibiting pronounced (100), (110) and...
Resonance effects in Raman scattering from polycrystalline diamond films. (1991)
Koidl, P., Wagner, J., Wild, C.
We report on a Raman spectroscopic study of polycrystalline diamond films using a wide range of incident photon energies (1.16-4.82 eV). The scattering intensity of amorphous sp2-bonded carbon is...
The reaction of atomic hydrogen with a-C-H and diamond films. (1991)
Vietzke, E., Philipps, V., Flaskamp, K., Koidl, P., Wild, C.
The surface reaction of thermal atomic hydrogen with polycrystalline diamond films, prepared by hot-filament assisted chemical vapour deposition has been investigated. Atomic beam techniques in...
Polycrystalline diamond films for optical applications (1991)
Müller-Sebert, W., Eckermann, T., Koidl, P., Wild, C.
The applicability of CVD diamond films in optics is investigated. Emphasis is put on the role of the surface roughness as the most critical parameter influencing the optical quality of...
Ion and electron dynamics in the sheath of radio-frequency glow discharges. (1991)
The distribution of ion energies and the temporal modulation of ion and electron currents were measured at the cathode of an asymmetric, capacitively coupled rf discharge system operated at 13.56...
Direct ion-beam deposition of amorphous hydrogenated carbon films. (1991)
Locher, R., Koidl, P., Wild, C.
Amorphous, hydrogenated carbon (a-C:H) films were prepared by direct ion-beam deposition using a broad-beam Kaufmann-type ion source fed with methane as the process gas. The optical properties of...
Jiang, X., Hillebrands, B., Harzer, J., Koidl, P., Wild, C.
We report on Brillouin light scattering investigations on chemical-vapor-deposited polycrystalline diamond films. Besides the longitudinal and two transverse acoustic bulk phonons, a Rayleigh surface...
Locher, R., Sah, R.E., Koidl, P., Wild, C.
Plasma deposition and properties of a-C:H are reviewed and recent results on the process characterization are reported. The role of process gas, plasma chemistry and plasma surface interaction is...
Texture formation in polycrystalline diamond films. (1990)
Herres, N., Koidl, P., Wild, C.
Structure and morphology of polycrystalline diamond films prepared by chemical vapor deposition (CVD) have been studied using x-ray texture analysis, angle-resolved optical reflection, and scanning...
Amorphous hydrogenated carbon-germanium films for hard multilayer IR optical coatings. (1990)
Sah, R.E., Baumann, H., Koidl, P., Wild, C.
Diamondlike amorphous hydogenated carbon (a-C:H) films have found widespread use as hard coatings for IR optical applications. The refractive index of these films (n=2) allows the deposition of...
Structured ion energy distribution in radio frequency glow-discharge systems (1989)
the energy distribution of ions incident on the cathode (smaller electrode) in a capacitively coupled asymmetric rf discharge was measured for different process parameters. It was found that the ion...
Resonant Raman scattering of amorphous carbon and polycrystalline diamond films (1989)
Koidl, P., Ramsteiner, M., Wagner, J., Wild, C.
Resonant Raman scattering has been used to study amorphous carbon and polycrystalline diamond films. The incident photon energies were varied over the range 2.2-4.8 eV. In hydrogenated amorphous...
Plasma deposition, properties and structure of amorphous hydrogenated carbon films. (1989)
Dischler, B., Koidl, P., Ramsteiner, M., Wagner, J., Wild, C.
Plasma deposition and properties of a-C:H are reviewed. The role of process gas, plasma chemistry and plasma surface interaction is discussed. It is shown that the deposition energy of the...
Optical and structural characterization of CVD diamond (1989)
Herres, N., Koidl, P., Wagner, J., Wild, C.
Infrared and Raman spectroscopy as well as X-ray diffraction have been used to investigate polycrystalline diamond films prepared by hot filament assisted CVD or by filament assisted microwave plasma...
Ion energy distribution in the sheath of radio frequency discharges. (1989)
The dynamics of ions in the sheath of an asymmetric glow discharge system was studied by analyzing the energy of ions, impinging on the cathode (smaller electrode). The ion energy distributions (IED)...
Interference effects in the Raman scattering intensity from thin films. (1989)
Ramsteiner, M., Wagner, J., Wild, C.
Exact theoretical expressions including absorption, multiple reflections, and interference effects are derived for the intensity of Raman scattering from thin films. A concept of interference...
Thermal gas effusion from hydrogenated amorphous carbon films (1987)
Hydrogenated amorphous carbon (a-C:H) films, deposited onto negatively biased substrates in a 13.56-MHz hydrocarbon glow discharge system, have been investigated by mass spectroscopic thermal...
The reaction of atomic hydrogen with plasma deposited a-C/H films (1987)
Wild, C., Vietzke, E., Philipps, V., Flaskamp, K.
In the surface reaction of thermal atomic hydrogen with hard a-C:H films and polymerlike films the main reaction product is CH3 accompanied by a wide spectrum of higher hydrocarbons. The reaction...
Raman scattering from extremely thin hard amorphous carbon films (1987)
Koidl, P., Ramsteiner, M., Wagner, J., Wild, C.
Hard amorphous hydrogenated carbon (a-C:H) films with thicknesses varying from 10 to 2000 A were plasma deposited on Si or Ge and studied by Raman spectroscopy. Using optical multichannel detection...
Raman scattering form extremely thin a-C-H films deposited on semiconductors (1987)
Koidl, P., Ramsteiner, M., Wagner, J., Wild, C.
Hard amorphous carbon (a-C:H) films with thicknesses varying from 10 Angstroem to 2000 Angstroem were plasma-deposited on Si or Ge and studied by Raman spectroscopy. The main peak in the Raman...
Process monitoring of a-C-H plasma deposition (1987)
Koidl, P., Wagner, J., Wild, C.
The deposition process of amorphous hydrogenated carbon (a-C:H) in a 13.56 MHz hydrocarbon glow discharge system is investigated. Mass spectrometry was used to measure the relative abundance of the...
Koidl, P., Wagner, J., Wild, C.
Raman and photoluminescence spectroscopy are reviewed and discussed as tools for the characterization of hydrogenated amorphous carbon (a-C:H) films. Thereby emphasis is laid on hard, strongly...
Hydrogenated amorphous carbon films, deposited onto negatively biased substrates in a 13.56 MHz hydrocarbon glow discharge system, have been investigated by mass spectroscopic thermal effusion...
Hydrogen release from a-C/H films by MeV irradiation (1987)
Baumann, H., Rupp, T., Bethge, K., Koidl, P., Wild, C.
Amorphous hydrogenated hard carbon films deposited on silicon substrates from a rf-benzene plasma were irradiated with helium, nitrogen, neon and argon ions in the MeV range. The ion passage through...
Characterization of a-C - H films by raman and luminescence spectroscopy (1987)
Koidl, P., Ramsteiner, M., Wagner, J., Wild, C.
Raman and photoluminescence spectroscopy are reviewed and discussed as tools for the characterization of hydrogenated amorphous carbon (a-C:H) films. Thereby emphasis is laid on hard, strongly...
T. Siivinski, C. Broglio, Mandex Inc, J. Goldberg, K. Levitt, E. Hitt, ...
"Wild G3/61
Wild, C, Dubay, J W, Greenwell, T, Baird, T, Oas, T G, McDanal, C, ...
For a number of viruses, oligomerization is a critical component of envelope processing and surface expression. Previously, we reported that a synthetic peptide (DP-107) corresponding to the putative...
Wild, C, Oas, T, McDanal, C, Bolognesi, D, Matthews, T
A peptide designated DP-107 was synthesized containing amino acid residues 558-595 of the envelope glycoprotein gp160 of human immunodeficiency virus type 1 strain LAI (HIV-1LAI). Algorithms for...
McrB: a prokaryotic protein specifically recognizing DNA containing modified cytosine residues.
Krüger, T, Wild, C, Noyer-Weidner, M
Restriction of DNA by the Escherichia coli K-12 McrBC restriction endonuclease, which consists of the two subunits McrB and McrC, depends on the presence of modified cytosine residues in a special...
Lange, C, Wild, C, Trautner, T A
In previous work on DNA-(cytosine-C5)-methyltransferases (C5-MTases), domains had been identified which are responsible for the sequence specificity of the different enzymes (target-recognizing...
Wild, C, Dubay, J W, Greenwell, T, Baird, T, Oas, T G, McDanal, C, ...
For a number of viruses, oligomerization is a critical component of envelope processing and surface expression. Previously, we reported that a synthetic peptide (DP-107) corresponding to the putative...
Wild, C, Oas, T, McDanal, C, Bolognesi, D, Matthews, T
A peptide designated DP-107 was synthesized containing amino acid residues 558-595 of the envelope glycoprotein gp160 of human immunodeficiency virus type 1 strain LAI (HIV-1LAI). Algorithms for...
McrB: a prokaryotic protein specifically recognizing DNA containing modified cytosine residues.
Krüger, T, Wild, C, Noyer-Weidner, M
Restriction of DNA by the Escherichia coli K-12 McrBC restriction endonuclease, which consists of the two subunits McrB and McrC, depends on the presence of modified cytosine residues in a special...
Lange, C, Wild, C, Trautner, T A
In previous work on DNA-(cytosine-C5)-methyltransferases (C5-MTases), domains had been identified which are responsible for the sequence specificity of the different enzymes (target-recognizing...
Werner, U, Bird, P, Wild, C, Ferdelman, T, Polerecky, L, Eickert, G, ...
Oxygen consumption rates (OCR), aerobic mineralization and sulfate reduction rates (SRR) were studied in the permeable carbonate reef sediments of Heron Reef, Australia. We selected 4 stations with...
REPA, A, WILD, C, HUFNAGL, K, WINKLER, B, BOHLE, B, POLLAK, A, ...
The pathophysiological and immunological characteristics of allergic immune responses are controlled by a variety of factors. We have studied the extent to which the route of sensitization influences...
Objective: To document the organisational response of Furness General Hospital to the large outbreak of legionnaire's disease in April 2002 and assess the contribution made by the hospital's major...
Mitchell, E, Robinson, E, Clark, P, Becroft, D, Glavish, N, Pattison, N, ...
Aims: To assess the effect of maternal diet during pregnancy on the risk of delivering a baby who is small for gestational age (SGA).