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- 1. J. Appl. Phys. 100, 033517 (2006) , “Sources of optical absorption between 5.7 and 5.9 eV in silica implanted with Si or O”, R. H. Magruder, III, A. Stesmans, K. Clémer, R. A. Weeks, and R. A. WellerTo determine if the only source of optical absorption between 5.8 and 5.9 eV is the E center (absorbing at 5.85 eV) two separate suites of type III silica samples were implanted, one with Si and one with O. Several ion energies were used for implantation to produce layers 600 and... (Read more)
- 2. Appl. Phys. Lett. 87, 211912 (2005) , “Deep-level emissions influenced by O and Zn implantations in ZnO”, Q. X. Zhao, P. Klason, M. Willander, H. M. Zhong, W. Lu, J. H. YangA set of bulk ZnO samples implanted with O and Zn at various densities were investigated by photoluminescence. The implantation concentration of O and Zn is varied between 1×1017/cm3 and 5×1019/cm3. The samples were thermally treated in an... (Read more)
- 3. J. Appl. Phys. 94, 7105-7111 (2003) , “Electrically detected magnetic resonance of ion-implantation damage centers in silicon large-scale integrated circuits”, T. Umeda, Y. Mochizuki, K. Okonogi, K. HamadaWe used electrically detected magnetic resonance to study the microscopic structure of ion-implantation-induced point defects that remained in large-scale Si integrated circuits (Si LSIs). Two types of defects were detected in the source/drain (n+-type) region of... (Read more)
- 4. J. Appl. Phys. 90, 6026-6031 (2001) , “Oxygen-Related Defects in Low-Dose Separation-by-Implanted Oxygen Wafers Probed by Monoenergetic Positron Beams”, A. Uedono, Z. Q. Chen, A. Ogura, H. Ono, R. Suzuki, T. Ohdaira, T. Mikado.The depth distributions of oxygen-related defects in separation-by-implanted oxygen wafers were determined from measurements of Doppler broadening spectra of the annihilation radiation. Vacanyoxygen complexes were introduced by implanting 180-keV oxygen at (26)×1017 ... (Read more)
- 5. J. Appl. Phys. 89, 5997-6001 (2001) , “Oxygen Recoil Implant from SiO2 Layers into Single-Crystalline Silicon”, G. Wang, Y. Chen, D. Li, S. Oak, G. Srivastav, S. Banerjee, A. Tasch, P. Merrill, R. Bleiler.It is important to understand the distribution of recoil-implanted atoms and the impact on device performance when ion implantation is performed at a high dose through surface materials into single crystalline silicon. For example, in ultralarge scale integration impurity ions are often implanted... (Read more)
- 6. 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)
- 7. Mater. Sci. Eng. B 58, 171-178 (1999) , “Self-Interstitial Related Reactions in Silicon Irradiated by Light Ions”, B. N. Mukashev, Kh. A. Abdullin, Yu. V. Gorelkinskii and S. Zh. TokmoldinRecent deep level transient spectroscopy (DLTS), electron paramagnetic resonance (EPR) and infrared (IR) spectroscopy data on interactions of self-interstitial with carbon, aluminium, oxygen and hydrogen in silicon irradiated by light ions are reviewed. Self-interstitial behaviour in silicon was... (Read more)
- 8. Mater. Sci. Eng. B 54, 38-42 (1998) , “Detection and analysis of 29Si hyperfine structures in ESR spectra of E′ and E′-type centers in SiO2 glasses”, M. Mizuguchi, H. Hosono, H. KawazoeFour sets of ESR doublets with splittings of 9, 23, 26 or 44 mT were observed in dry a-SiO2 (Type IV, OH concentrations1017 cm−3) implanted with 29Si+ to a fluence of 6×1016 cm−2 at 160 keV. These doublets were attributed to the hyperfine structures due to a 29Si nucleus of... (Read more)
- 9. Nucl. Instrum. Methods Phys. Res. B 141, 566-574 (1998) , “Defect formation in amorphous SiO2 by ion implantation: Electronic excitation effects and chemical effects”, H. Hosono, N. MatsunamiIntrinsic defect formation in amorphous (a-) SiO2 by ion implantation was examined with emphasis upon electronic excitation effects and chemical reaction effects. 10 MeV proton beam and boron beam irradiated silica platelets to examine electronic excitation effects and chemical reaction effects. In... (Read more)
- 10. Phys. Rev. Lett. 80, 317-320 (1998) , “Experimental Evidence for Frenkel Defect Formation in Amorphous SiO2 by Electronic Excitation”, H. Hosono, H. Kawazoe, N. MatsunamiConcentrations of defects in amorphous SiO2 created by implantation of 10 MeV protons were examined. The depth profile of Si-Si bonds, E? centers, or peroxy radicals (PORs) was close to that of electronic energy loss. Interstitial O2 molecules were identified and... (Read more)
- 11. phys. stat. sol. (a) 168, 73 (1998) , “Self-Interstitials in Silicon Irradiated with Light Ions”, B. N. Mukashev, Kh. A. Abdullin, Yu. V. Gorelkinskii.The behavior of self-interstitials in silicon which was irradiated with light ions (protons and -particles) and electrons was explored by monitoring known impurity interstitial centers (Ci, Ali, (Si-O)i) with deep level transient spectroscopy (DLTS) and electron... (Read more)
- 12. Mater. Sci. Eng. B 36, 77 (1996) , “New Oxygen-Related EPR Spectra in Proton-Irradiated Silicon”, Kh. A. Abdullin, B. N. Mukashev, A. M. Makhov and Yu. V. GorelkinskiiAn electron-paramagnetic resonance (EPR) study of proton-irradiated silicon has revealed two new EPR spectra labeled Si-AA13 and Si-AA14. Spectrum AA13 has C3v symmetry (g = 1.9985 and g = 2.0024 ± 0.0002), AA14 C1 symmetry. These spectra correspond to positive (B+) and negative (B−)... (Read more)
- 13. Semicond. Sci. Technol. 11, 1696-1703 (1996) , “Metastable oxygen - silicon interstitial complex in crystalline silicon”, Kh. A. Abdullin, B. N. Mukashev, Yu. V. Gorelkinskii.A new metastable complex in monocrystalline silicon irradiated at with protons has been studied. Electron paramagnetic resonance (EPR) Si-AA13 ( symmetry) and Si-AA14 ( symmetry) spectra as well as the known Si-A18 spectrum originate from different molecular configurations of the complex. A... (Read more)
- 14. J. Non-Cryst. Solids 179, 39-50 (1994) , “Paramagnetic resonance of E′-type centers in Si-implanted amorphous SiO2. Si29 hyperfine structure and characteristics of Zeeman resonances*1”, H. Hosono, H. Kawazoe, K. Oyoshi, S. TanakaElectron paramagnetic resonance spectra were measured on SiO2 glasses implanted with Si ions to a fluence of 6 × 1016 cm−2 at an acceleration voltage of 160 kV. Three sets of doublets with different separation were observed in Si29-implanted substrates and were ascribed to primary... (Read more)
- 15. J. Non-Cryst. Solids 179, 1-9 (1994) , “The many varieties of E′ centers: a review”, Robert A. WeeksThree varieties of E′ centers with a spin state, S = 1/2, and with a G-tensor, Gx Gy 2.0003, Gz 2.0018, were identified in the early reports on paramagnetic states in irradiated α-quartz. The atomic structure of two of these had an hydrogen ion (proton) in nearby sites and hence... (Read more)
- 16. J. Non-Cryst. Solids 32, 327-338 (1979) , “ELECTRON SPIN RESONANCE AND HOPPING CONDUCTIVITY OF a-SiOx”, E. Holzenkämpfer, F. -W. Richter, J. Stuke, U. Voget-GroteAmorphous SiOx-layers with O < x < 2 have been prepared by evaporation of Si at oxygen pressures of 10−6 … 10−3 mbar. The composition of the samples was determined by proton backscattering. The band gap, derived from optical measurements, increases with rising oxygen... (Read more)
- 17. J. Appl. Phys. 43, 3499-3506 (1972) , “Electron Paramagnetic Resonance of the lattice Damage in Oxygen-Implanted Silicon”, K.L. Brower and Wendland BeezholdThe nature of the lattice damage produced at room temperature in ion-implanted intrinsic and n-type silicon has been studied as a function of 160-keV O+ ion fluence using electron paramagnetic resonance (EPR). The known EPR spectra observed were the negative divacancy (Si-G7), the... (Read more)Si| EPR ion-implantation neutron-irradiation| 31P D G7 Oxygen P3 Phosphorus S1 S2 SL2 Silicon amorphous vacancy .inp files: Si/SL2 | last update: Takahide Umeda
- 18. Phys. Rev. B 5, 4274 (1972) , “17O Hyperfine Structure of the Neutral (S=1) Vacancy-Oxygen Center in Ion-Implanted Silicon”, K. L. Brower.The intensity of the 17O hyperfine spectrum associated with the 28Si-17O-28Si isotopic configuration of the vacancy-oxygen (Si-S1) center was enhanced by ion implantation of 17O into silicon. The Si-S1 17O hyperfine spectrum was... (Read more)Si| EPR ion-implantation| 17O Oxygen SL1 pair(=2) vacancy .inp files: Si/V-O* | last update: Takahide Umeda
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