Zobrazeno 1 - 10
of 19
pro vyhledávání: '"H. G. Maguire"'
Publikováno v:
Journal of Applied Physics. 77:4049-4053
Multiple internal reflection infrared spectroscopy is used to investigate the reaction of atomic hydrogen with a polished, natural type IIa diamond (110) dehydrogenated surface held at 673 K. A single infrared absorption band at 2880 cm−1 is observ
Publikováno v:
The Journal of Chemical Physics. 98:7574-7580
Velocity distributions and fragmentation of C60 molecules after collision with type IAa diamond (111) and graphite (0001) surfaces are studied for primary energies up to 500 eV at a scattering angle of 140° using time‐of‐flight mass spectrometry
Publikováno v:
Materials Science and Engineering: B. 11:243-248
Secondary-electron emission used to characterize the band structure of diamond is found to verify the electronic structure of and homoepitaxial and polycrystalline films grown by low pressure chemical vapour deposition (LPCVD) on various silicon subs
Publikováno v:
Hyperfine Interactions. 28:607-610
Diamonds synthesised in transition metal solvent-catalyst systems contain submicroscopic inclusions of the metallic matrix. A combination of rotational hysteresis measurements and 57Fe Mossbauer spectroscopy over temperatures up to 900K can provide i
Autor:
H. G. Maguire
Publikováno v:
physica status solidi (b). 76:715-726
Secondary electron emission measurements performed in a conventional UHV LEED/Auger chamber are used to investigate the band structural characteristics of type IA diamond. The Auger spectrum obtained reflects structure in the valence band and complim
Autor:
A. Marshall, H. G. Maguire
Publikováno v:
IEEE Transactions on Instrumentation and Measurement. :313-317
A computer-based deep-level capacitance transient spectrometer is described which was designed and constructed as a result of the inadequacy which was designed and constructed as a result of the inadequacy of commercially available deep-level transie
Autor:
H G Maguire, G G Cillie
Publikováno v:
Journal of Physics C: Solid State Physics. 9:L135-L138
Low-energy electrons of 700 and 1500 eV have been reflected off contamination-free surfaces of diamond, graphite and evaporated carbon in a UHV LEED/Auger chamber. The energy distribution in the region of K-shell loss is examined and related to known
Autor:
H. G. Maguire, P. D. Augustus
Publikováno v:
Philosophical Magazine. 30:95-103
Auger spectra have been obtained from Be surfaces prepared under U.H.V. conditions, by thermal cleaning, evaporation and by argon ion bombardment. The resulting Auger spectra from these variously prepared surfaces exhibit different peaks in the dN(E)
Autor:
A. Marshall, H. G. Maguire
Publikováno v:
IEEE Transactions on Instrumentation and Measurement. 37:596-599
The authors attempted to clarify, compare, and contrast some previously unpublished difficulties encountered in the operation of deep-level transient spectroscopy (DLTS) systems, and describe corrective measures where applicable, including instrument
Autor:
P. D. Augustus, H. G. Maguire
Publikováno v:
Physica Status Solidi (a). 17:101-108
Auger electron emission has been used to characterise the reaction of water vapour with a clean Si (111) surface in the temperature range between 650 and 1000°C and water vapour pressure range between 7 × 10−8 and 8 × 10−4 Torr. The results sh