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- 1. Appl. Phys. Lett. 89, 031911 (2006) , “Hydrogen-plasma-induced thermal donors in high resistivity n-type magnetic Czochralski-grown silicon”, Y. L. Huang, E. Simoen, C. Claeys, J. M. Rafí, P. Clauws, R. Job, and W. R. FahrnerIn this work, the formation of donors in n-type high resistivity magnetic Czochralski-grown silicon wafers, directly exposed to a hydrogen plasma, is investigated by a combination of capacitance-voltage (C-V) and deep level transient spectroscopy (DLTS) measurements.... (Read more)
- 2. Appl. Phys. Lett. 88, 092108 (2006) , “Hydrogen passivation of carbon Pb like centers at the 3C- and 4H-SiC/SiO2 interfaces in oxidized porous SiC”, J. L. Cantin, H. J. von Bardeleben, Yue Ke, R. P. Devaty, W. J. ChoykeThe effect of forming gas and vacuum annealing on the concentration of carbon dangling bond (PbC) centers at 3C- and 4H-SiC/SiO2 interfaces has been studied by electron paramagnetic resonance (EPR) spectroscopy. Our results show efficient passivation at 400 °C and... (Read more)
- 3. J. Appl. Phys. 100, 023704 (2006) , “Transformation behavior of room-temperature-stable metastable defects in hydrogen-implanted n-type silicon studied by isothermal deep-level transient spectroscopy”, Yutaka TokudaIsothermal deep-level transient spectroscopy (DLTS) with a single pulse has been used to study the transformation behavior of hydrogen-related metastable defects labeled EM1 (Ec0.28 eV) and EM2 (Ec0.37 eV), which are observed in... (Read more)
- 4. Appl. Phys. Lett. 84, 1704 (2004) , “Bistable defect in mega-electron-volt proton implanted 4H silicon carbide”, D. M. Martin, H. Kortegaard Nielsen, P. Lévêque, A. Hallén, G. Alfieri, B. G. SvenssonEpitaxial 4H-SiC n-type layers implanted at room temperature with a low fluence of mega-electron-volt protons have been measured by deep level transient spectroscopy (DLTS). The proton fluence of 1×1012 cm2 creates an estimated initial concentration of... (Read more)
- 5. Phys. Rev. Lett. 92, 135502 (2004) , “Hydrogen Incorporation in Diamond: The Vacancy-Hydrogen Complex”, C. Glover, M. E. Newton, P. M. Martineau, S. Quinn, D. J. TwitchenWe report the identification of the vacancy-hydrogen complex in single crystal diamond synthesized by chemical vapor deposition. The S = 1 defect is observed by electron paramagnetic resonance in the negative charge state. The hydrogen atom is bonded to one of the carbon atoms neighboring the... (Read more)
- 6. Phys. Rev. Lett. 90, 185507 (2003) , “Hydrogen Incorporation in Diamond: The Nitrogen-Vacancy-Hydrogen Complex”, C. Glover, M. E. Newton, P. Martineau, D. J. Twitchen, J. M. BakerWe report the identification of the nitrogen-vacancy-hydrogen complex in a freestanding nitrogen-doped isotopically engineered single crystal diamond synthesized by chemical vapor deposition. The hydrogen atom is located in the vacancy of a nearest-neighbor nitrogen-vacancy defect and appears to be... (Read more)
- 7. Physica B 340-342, 743 (2003) , “Annealing study of a bistable defect in proton-implanted n-type 4H-SiC”, H. Kortegaard Nielsen, D. M. Martin, P. Lévêque, A. Hallén and B. G. SvenssonThe thermal stability and annealing kinetics of a bistable defect, recently reported by Martin (Master Thesis, KTH/ELE/FTE/2003-1) employing deep level transient spectroscopy and labelled the M-centre, has been studied using n-type epitaxially grown 4H-SiC layers implanted with 2.5 MeV protons to a... (Read more)
- 8. Phys. Rev. Lett. 88, 45504 (2002) , “Hydrogen: A Relevant Shallow Donor in Zinc Oxide”, Detlev M. Hofmann, Albrecht Hofstaetter, Frank Leiter, Huijuan Zhou, Frank Henecker, Bruno K. Meyer, Sergei B. Orlinskii, Jan Schmidt, Pavel G. BaranovElectron paramagnetic resonance and Hall measurements show consistently the presence of two donors ( D1 and D2) in state-of-the-art, nominally undoped ZnO single crystals. Using electron nuclear double resonance it is found that D1 shows hyperfine interaction with more than 50 shells of surrounding... (Read more)
- 9. Physica B 302-303, 233-238 (2001) , “Complexes of Gold and Platinum with Hydrogen in Silicon”, P. T. Huy and C. A. J. AmmerlaanThree centers that involve gold or platinum and hydrogen have been observed in n-type hydrogenated silicon by electron paramagnetic resonance. The first two centers, labeled Si-NL63 and Si-NL64, were detected in the gold-doped samples revealing hyperfine interaction with two gold atoms for the... (Read more)
- 10. Physica B 302-303, 212-219 (2001) , “Magnetic resonance studies of shallow donor centers in hydrogenated Cz–Si crystals”, B. Langhanki, S. Greulich-Weber, J. –M. Staeth, V. P. Markevich, L. I. Murin, T. Mchedlidze, M. Suezawa.A complex magnetic resonance study (EPR, electrically detected EPR, ENDOR) of hydrogen-related radiation-induced shallow donors in silicon has been performed. Three species of this donor family (D1–D3) were observed earlier by means of infrared absorption measurements in hydrogenated... (Read more)
- 11. Appl. Phys. Lett. 77, 866 (2000) , “Effect of oxidation method and post-oxidation annealing on interface properties of metal–oxide–semiconductor structures formed on n-type 4H-SiC C(000) face”, K. Fukuda, W. J. Cho, K. Arai, S. Suzuki, J. Senzaki, T. TanakaThe C(000) face of silicon carbide (SiC) has superior properties such as a faster oxidation ratio and a smoother surface compared with the Si(0001) face. We have investigated the oxidation and post-oxidation annealing effects on the capacitancevoltage and the interface state density... (Read more)
- 12. Appl. Phys. Lett. 76, 1585 (2000) , “Reduction of interface-state density in 4H–SiC n-type metal–oxide–semiconductor structures using high-temperature hydrogen annealing”, K. Fukuda, S. Suzuki, T. Tanaka, K. AraiThe effects of hydrogen annealing on capacitancevoltage (CV) characteristics and interface-state density (Dit) of 4HSiC metaloxidesemiconductor (MOS) structures have been investigated. The Dit was reduced to as low as... (Read more)
- 13. Mater. Sci. Eng. B 71, 263 (2000) , “Comparison of Electronic Structure and Properties of Hydrogen-Associated and Thermal Double Donors in Silicon”, S. Zh. Tokmoldin, B. N. Mukashev, Kh. A. Abdullin, Yu. V. Gorelkinskii and B. PajotInfrared (IR) and electron paramagnetic resonance (EPR) studies of quenching-dependent hydrogen-related double donor (HDD) formed in proton-implanted n-Si and p-Si upon annealing above 300°C were carried out. IR data taken at liquid He and N2 reveal that quenching-dependent IR absorption lines... (Read more)
- 14. Phys. Rev. B 61, 4659-4666 (2000) , “Identification of the Oxygen-Vacancy Defect Containing a Single Hydrogen Atom in Crystalline Silicon”, P. Johannesen, B. Bech Nielsen, J. R. Byberg.Float-zone and Czochralski-grown silicon crystals have been implanted with protons or deuterons at ?50 K. Electron paramagnetic resonance measurements reveal a new signal in the spectrum of the Czochralski-grown (oxygen-rich) material. This signal is strongly temperature dependent, displaying a... (Read more)
- 15. phys. stat. sol. (b) 221, 625-631 (2000) , “Identification of the Gold-Lithium Defect L1 in Silicon with the Trigonal Centre Au2--(Li+)3 by Electrical, Optical and Magnetic Resonance Spectroscopy”, B. Langhanki, J. –M. SpaethN-type silicon doped with gold and lithium was investigated by Electron Paramagnetic Resonance (EPR) and Deep Level Transient Spectroscopy (DLTS), using two sets of samples with different defect concentrations of both gold and lithium. Photoluminescence (PL) on both sets of samples allowed to... (Read more)
- 16. Jpn. J. Appl. Phys. 37, 1939-1944 (1999) , “Role of the EL2 Center on the Formation of Metastable Hydrogen-related Defects (M3/M4) in n-GaAs”, T. Shinagawa, T. OkumuraHydrogen-related metastable defects (M3/M4) in n-GaAs were studied in relation to the EL2 center. We found that the M3/M4 defects were observed only in the crystals containing the EL2 center in the as-grown state after exposure to a hydrogen plasma. The EL3 level, which was tentatively assigned as... (Read more)
- 17. Phys. Rev. Lett. 79, 1507 (1997) , “Identification of the Silicon Vacancy Containing a Single Hydrogen Atom by EPR”, B. Bech Nielsen, P. Johannesen, P. Stallinga, K. Bonde Nielsen
- 18. Jpn. J. Appl. Phys. 34, 5483-5488 (1995) , “Effects of Grown-in Hydrogen on Lifetime of Czochralski Silicon Crystals ”, Akito HaraI studied the effects of grown-in hydrogen on the lifetime of Czochralski-grown silicon crystals. It was found that grown-in hydrogen degraded the electrical properties of Czochralski-grown silicon crystals by enhancing the formation of recombination centers, which had a high thermal stability... (Read more)
- 19. J. Appl. Phys. 72, 520-524 (1992) , “Deep levels of vanadium and vanadium-hydrogen complex in silicon”, T. Sadoh, H. Nakashima, and T. TsurushimaDeep levels in vanadium-doped n- and p-type silicon have been investigated using deep level transient spectroscopy (DLTS) and concentration profile measurements. The DLTS measurement reveals two electron traps of EC−0.20 eV and... (Read more)
- 20. Appl. Phys. Lett. 59, 3165 (1991) , “Hydrogen diffusivities below room temperature in silicon evaluated from the photoinduced dissociation of hydrogen–carbon complexes”, Yoichi Kamiura, Minoru Yoneta, and Fumio HashimotoWe have evaluated hydrogen and deuterium diffusivities in silicon below room temperature (220–270 K) by analyzing the kinetics of photoinduced dissociation of a chemical etching introduced hydrogen (deuterium)–carbon complex. Under sufficiently strong illumination, the annihilation rate... (Read more)
- 21. Appl. Phys. Lett. 56, 949 (1991) , “Evidence for the existence of a negatively charged hydrogen species in plasma-treated n-type Si”, A. J. Tavendale, S. J. Pearton, A. A. WilliamsWe demonstrate the drift of a donor-passivating hydrogen species under the action of the electric field in the depletion region of a reverse-biased Au/n-Si Schottky diode hydrogenated by exposure to a low-frequency discharge. The redistribution is explained by the unidirectional drift of a... (Read more)
- 22. Phys. Rev. B 41, 12354-12357 (1990) , “Negative-charge state of hydrogen in silicon”, J. Zhu, N. M. Johnson, and C. HerringIt is demonstrated that hydrogen can migrate in silicon as a negatively charged species (H-). The evidence is the combined observation of a strong electric-field dependence in the rate of removal of PH complexes during bias-temperature stress of hydrogenated Schottky-barrier diodes and... (Read more)
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