Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2019Minority carrier lifetime measurements for contactless oxidation process characterization and furnace profiling
Bscheid, Christian; Engst, Christian R.; Eisele, Ignaz; Kutter, Christoph
Journal Article
2018Comparison of reliability of 100 nm AlGaN/GaN HEMTs with T-gate and SAG-gate technology
Dammann, Michael; Baeumler, Martina; Brueckner, Peter; Kemmer, Tobias; Konstanzer, Helmer; Graff, Andreas; Simon-Najasek, Michél; Quay, Rüdiger
Journal Article
2018Photoluminescence Imaging at Uniform Excess Carrier Density Using Adaptive Nonuniform Excitation
Zhu, Y.; Heinz, F.D.; Juhl, M.; Schubert, M.C.; Trupke, T.; Hameiri, Z.
Journal Article
2018The principle of adaptive excitation for photoluminescence imaging of silicon: Theory
Heinz, Friedemann D.; Zhu, Yan; Hameri, Ziv; Juhl, Mattias; Trupke, Thorsten; Schubert, Martin C.
Journal Article
2018A two-scale approach for the computation of flow through pleated filters based on real image data
Kabel, Matthias; Kirsch, Ralf; Osterroth, Sebastian; Rief, Stefan
Conference Paper
2017Characterizing the degradation of PDMS stamps in nanoimprint lithography
Tucher, N.; Höhn, O.; Hauser, H.; Müller, C.; Bläsi, B.
Journal Article
2017Separation of the surface and bulk recombination in silicon by means of transient photoluminescence
Heinz, F.D.; Warta, W.; Schubert, M.C.
Journal Article
2017Training the next generation of PV reliability experts - new Marie-Sklodowska Curie (MSCA) project SOLAR-TRAIN
Weiß, Karl-Anders; Saile, Sandrin; Keiner, A.; Bauermann, Pitta; Oreski, G.; Gottschalg, R.; Moser, D.; Topic, M.; Lagunas, A.R.; Chiantore, P.; Iseghem, M. van
Conference Paper
2016Converter lifetime assessment for doubly-fed induction generators considering derating control strategies at low rotor frequencies
Morisse, M.; Bartschat, A.; Wenske, J.; Mertens, A.
Conference Paper
2016Creep-fatigue lifetime modelling of bellows made of AISI 316 using advanced models
Friedmann, V.; Maier, G.; Schweizer, C.; Quintus, C.
Conference Paper
2016Degradation of silicon wafers at high temperatures for epitaxial deposition
Rachow, T.; Reber, S.; Janz, S.; Knapp, M.; Milenkovic, N.
Journal Article
2016On the benefits of counting single photoluminescence photons for the investigation of low injection lifetime and traps in silicon
Heinz, F.D.; Warta, W.; Schubert, M.C.
Journal Article, Conference Paper
2015Carrier-diffusion corrected J0-analysis of charge carrier lifetime measurements for increased consistency
Kimmerle, A.; Greulich, J.; Wolf, A.
Journal Article, Conference Paper
2015A combined transient and steady state approach for robust lifetime spectroscopy with micrometer resolution
Heinz, F.D.; Mundt, L.E.; Warta, W.; Schubert, M.C.
Journal Article
2015High temperature die-attach materials for aerospace power electronics: Lifetime tests and modeling
Hutzler, Aaron; Tokarski, Adam; Schletz, Andreas
Conference Paper
2015Improvement of 4H-SiC material quality
Kallinger, Birgit; Kaminzky, Daniel; Rommel, Mathias; Berwian, Patrick; Friedrich, Jochen
Presentation
2015InAs/GaSb superlattice infrared detectors
Rehm, R.; Lemke, F.; Masur, M.; Schmitz, J.; Stadelmann, T.; Wauro, M.; Wörl, A.; Walther, M.
Journal Article, Conference Paper
2015Microscopic charge carrier lifetime in silicon from a transient approach
Heinz, F.D.; Kasemann, M.; Warta, W.; Schubert, M.C.
Journal Article
2014Analysis of the degradation mechanism of ITO-free organic solar cells under UV radiation
Sapkota, S.B.; Fischer, M.; Zimmermann, B.; Würfel, U.
Journal Article
2014Increased Reliability for J0-Analysis by QSSPC
Kimmerle, A.; Rothhardt, P.; Wolf, A.; Sinton, R.A.
Conference Paper
2014NanoSPV - SPM Technique for Measuring Minority Charge Carrier Diffusion Lengths with High Spatial Resolution
Stumpf, Florian; Rommel, M.; Bauer, A.J.; Frey, L.; Hitzel, F.; Stadelmann, A.
Presentation
2014NanoSPV - SPM Technique for the Quantitative Measurement of Minority Charge Carrier Diffusion Lengths with High Spatial Resolution
Stumpf, Florian; Rommel, Mathias; Bauer, Anton; Frey, Lothar; Hitzel, Frank; Stadelmann, Anja; Bartel, Til
Presentation
2014Solar cell efficiency losses due to impurities from the crucible in multicrystalline silicon
Schindler, F.; Michl, B.; Schön, J.; Kwapil, W.; Warta, W.; Schubert, M.
Journal Article
2014Understanding carrier lifetime measurements at nonuniform recombination
Giesecke, J.A.; Warta, W.
Journal Article
2013Accurate determination of minority carrier mobility in silicon from quasi-steady-state photoluminescence
Giesecke, J.; Schindler, F.; Bühler, M.; Schubert, M.; Warta, W.
Journal Article
2013Determination of actual carrier lifetime from differential measurements
Giesecke, J.A.; Glunz, S.W.; Warta, W.
Journal Article, Conference Paper
2013Determination of bulk lifetime and surface recombination velocity of silicon ingots from dynamic photoluminescence
Giesecke, J.A.; Sinton, R.A.; Schubert, M.C.; Riepe, S.; Warta, W.
Journal Article
2013Extending the power cycling lifetime of SiC diodes (by increased cooling temperatures)
Hutzler, Aaron; Schletz, Andreas; Tokarski, Adam
Presentation
2012Chemical degradation processes of highly stable red phosphorescent organic light emitting diodes
Moraes, I.R. de; Scholz, S.; Lüssem, B.; Leo, K.
Journal Article
2012Enrichment of metal ions in virgin Si-surfaces
Meißner, D.; Meyer, S.; Anspach, O.
Conference Paper, Journal Article
2011Interaction of titanium diboride/boron nitride evaporation boats with aluminium
Herrmann, M.; Räthel, J.; Höhn, S.; Eichler, J.; Michaelis, A.
Journal Article
2010Effects on lifetime under spectrum loading
Sonsino, C.M.
Journal Article
2009Optical properties of magnetron sputtered thin dielectric films containing terbium(III) for spectral conversion in thin film solar cells
Baumgartner, K.; Angelov, O.; Sendova-Vassileva, M.; Holländer, B.; Ahrens, B.; Schweizer, S.; Dimova-Malinovska, D.; Carius, R.
Conference Paper
2009Upconverted fluorescence in Nd3+- doped barium chloride single crystals
Ahrens, B.; Miclea, P.T.; Schweizer, S.
Journal Article
2008Investigation of lifetimes in quadrupole bands of 142Gd
Lieder, E.O.; Pasternak, A.A.; Lieder, R.M.; Efimov, A.D.; Mikhajlov, V.M.; Carlsson, B.G.; Ragnarsson, I.; Gast, W.; Venkova, T.; Morek, T.; Chmel, S.; Angelis, G. de; Napoli, D.R.; Gadea, A.; Bazzacco, D.; Menegazzo, R.; Lunardi, S.; Urban, W.; Droste, C.; Rzaca-Urban, T.; Duchene, G.; Dewald, A.
Journal Article
2008Investigation of lifetimes in the dipole band of 139Sm
Pasternak, A.A.; Lieder, E.O.; Lieder, R.M.; Chmel, S.; Gast, W.; Venkova, T.; Angelis, G. de; Napoli, D.R.; Gadea, A.; Bazzacco, D.; Menegazzo, R.; Lunardi, S.; Duchene, G.
Journal Article
2008Investigations on the lifetime behaviour of a P23 pipe under fatigue loading
Friedmann, V.; Hartrott, P. von
Conference Paper
2008Online degradation analysis of running PEFC's
Jonas, K.; Klingner, M.
Conference Paper
2008Paramagnetic hyperfine splitting in the Eu-151 Mössbauer spectra of CaF2:Eu2+
Selling, J.; Bielemeier, B.; Wortmann, G.; Johnson, J.A.; Alp, E.E.; Chen, T.; Brown, D.E.; Johnson, C.E.; Schweizer, S.
Journal Article
2008Structural and optical investigations of Nd-doped fluorozirconate-based glass ceramics for enhanced upconverted fluorescence
Ahrens, B.; Eisenschmidt, C.; Johnson, J.A.; Miclea, P.T.; Schweizer, S.
Journal Article
2006Long-term stability of ferritic alloys for APU application
Megel, S.; Kusnezoff, M.; Sauchuk, V.; Reinert, A.
Conference Paper
2005High-power high-brightness tapered diode lasers and amplifiers
Kelemen, M.T.; Weber, J.; Mikulla, M.; Weimann, G.
Conference Paper
2005Mechanical failure behavior of glass frit bondet structures
Ebert, M.; Dresbach, C.; Krombholz, A.; Bagdahn, J.; Glien, K.; Graf, J.; Müller-Fiedler, R.; Hofer, H.
Conference Paper
2005Reliability of wafer bonding in microsystem technologies
Bagdahn, J.
Conference Paper
2004Design of versatile passive-matrix OLED driver/controller ASIC's
Vogel, U.; Bunk, G.; Heinig, A.; Jeroch, W.; Amelung, J.
Conference Paper
2004Reliability of 70 nm metamorphic HEMTs
Dammann, M.; Leuther, A.; Quay, R.; Meng, M.; Konstanzer, H.; Jantz, W.; Mikulla, M.
Journal Article
2003High-brightness 1040 nm tapered diode laser
Kelemen, M.T.; Weber, J.; Rinner, F.; Rogg, J.; Mikulla, M.; Weimann, G.
Conference Paper
2002Carrier density dependence of the lifetime of InGaAs/AlGaAs high power lasers
Rinner, F.; Rogg, J.; Wiedmann, N.; Konstanzer, H.; Dammann, M.; Mikulla, M.; Poprawe, R.; Weimann, G.
Conference Paper
2002Strength and long-term reliability testing of wafer-bonded MEMS
Petzold, M.; Katzer, D.; Wiemer, M.; Bagdahn, J.
Conference Paper
2000Lifetime investigations of directly wafer-bonded samples under static and cyclic loading
Bagdahn, J.; Petzold, M.; Sommer, E.
Conference Paper
1999Effect of long-term oxidation on creep and failure of Si3N4 and Si3N4/SiC nanocomposites
Rendtel, P.; Rendtel, A.; Hübner, H.; Klemm, H.; Herrmann, M.
Journal Article
1995Thermoschockprüfung mittels Leistungslaser
Kirchhoff, G.
Conference Paper
1994Bearbeitung und Charakterisierung von Bauteilen aus Hochleistungskeramik
Reiter, H.; Netzelmann, U.; Wagemann, A.; Verlemann, E.; Hollstein, T.; Pfeiffer, W.
Conference Paper
1994Nonresonant electron capture in GaAs/AlAs/AlGaAs double-barrier quantum well infrared detectors.
Schneider, H.; Vinattieri, A.; Shah, J.; Ehret, S.; Larkins, E.C.; Rossmanith, M.
Journal Article
1994Prediction of life times of propellants - improved kinetic description of the stabilizer consumption
Bohn, M.A.
Journal Article
1993Continuous-wave laser pump light sources - new concepts.
Reichert, T.; Neiger, M.; Popp, H.-P.; Dietz, K.-J.; Dohn, A.; Krönert, U.
Journal Article
1993Quality and safety assessment of explosives by determination of kinetic parameters
Volk, F.; Bohn, M.A.
Conference Paper
1992Aging of propellants and the prediction of their lifetime.
Bohn, M.A.; Volk, F.
Conference Paper
1992Responsibility for the life-cycles of technical products and their relationship to the environment.
Schmitt, D.; Ziegahn, K.-F.
Journal Article
1991Electron temperature and lifetime mapping of photoexcited carrier in semiinsulating LEC GaAs substrates by photoluminescence
Wang, Z.M.; As, D.J.; Jantz, W.; Windscheif, J.
Conference Paper
1991Qualification of electronic hardware for the automobile environment
Heyden, S.; Reichert, T.; Ziegahn, K.-F.; Braunmiller, U.
Conference Paper
1991Qualification of electronic hardware for the automobile environment
Heyden, S.; Reichert, T.; Ziegahn, K.-F.; Braunmiller, U.
Conference Paper
1990Degradation of cellulose esters during aging and processing measured by gel permeation chromatography
Bohn, M.A.; Müller, D.; Volk, F.
Conference Paper
1990Entwicklung von Prooftest-Konzepten für Hüftgelenks-Kugelköpfe aus Keramik
Schäfer, R.; Siegele, D.; Soltesz, U.
Book
1989Life prediction methods for constrained grain boundary cavitation.
Riedel, H.
Conference Paper
1989Selection criteria for metals and plastics as construction materials for long term pressure-testing apparatus on liquid propellants.
Backof, E.
Conference Paper