Nitrogen and hydrogen content, morphology and phase composition of hot filament chemical vapor deposited diamond films from NH3/CH4/H2 gas mixtures

Autor: Sh. Michaelson, Sh. Cherf, Maneesh Chandran, Rozalia Akhvlediani, Alon Hoffman, Sergey Elfimchev

Publikováno v: Thin Solid Films. 638:264-268

In this paper, we present our studies related to phase composition, nitrogen and hydrogen content and morphology of diamond films deposited by hot filament chemical vapor deposition from NH3/CH4/H2 gas mixtures. Raman spectroscopy is used to study th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3b8f3dc15d38822ca8be22634694a1a1
https://doi.org/10.1016/j.tsf.2017.07.060

Dissociative adsorption of molecular deuterium and thermal stability onto hydrogenated, bare and ion beam damaged poly- and single crystalline diamond surfaces

Autor: S. Zalkind, Maneesh Chandran, Rozalia Akhvlediani, N. Shamir, Sh. Michaelson, Alon Hoffman

Publikováno v: Surface Science. 642:16-21

In this work we report on dissociative adsorption of deuterium (D 2 ) on bare, hydrogenated and ion beam bombarded polycrystalline and single crystalline diamond surfaces. Polycrystalline diamond films with an average grain size of ~ 300 nm were depo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c3fe572a81eb5dda72026131fab1deec
https://doi.org/10.1016/j.susc.2015.07.023

HR-EELS study of hydrogen bonding configuration, chemical and thermal stability of detonation nanodiamond films

Autor: Rozalia Akhvlediani, Sh. Michaelson, Hugues A. Girard, Jean-Charles Arnault, Tristan Petit, Alon Hoffman

Publikováno v: Applied Surface Science
Applied Surface Science, 2014, 305 (46-9), pp.160-166. ⟨10.1016/j.apsusc.2014.03.031⟩
Applied Surface Science, Elsevier, 2014, 305 (46-9), pp.160-166. ⟨10.1016/j.apsusc.2014.03.031⟩

International audience; Nano-diamond films composed of 3–10 nm grains prepared by the detonation method and deposited onto silicon substrates by drop-casting were examined by high resolution electron energy loss spectroscopy (HR-EELS), X-ray photoe

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6ee602a2893d751da7dc1458516316b8
https://doi.org/10.1016/j.apsusc.2014.03.031

Preferential adsorption of thermally activated oxygen onto annealed polycrystalline diamond films studied by high resolution electron energy and X-ray photoelectron spectroscopies

Autor: Rozalia Akhvlediani, Sh. Michaelson, L. Tkach, Alon Hoffman

Publikováno v: physica status solidi (a). 209:1683-1689

In this work the amount of adsorbed oxygen and its chemical bonding configuration to diamond surface were investigated by X-ray photoelectron spectroscopy (XPS) and high resolution electron energy loss spectroscopy (HR-EELS), correspondingly. Hot fil

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ca4d4f53521bff073fc30053bcd48a9f
https://doi.org/10.1002/pssa.201200029

Interaction of water molecules with bare and deuterated polycrystalline diamond surface studied by high resolution electron energy loss and X-ray photoelectron spectroscopies

Autor: Rozalia Akhvlediani, Alon Hoffman, Sh. Michaelson

Publikováno v: Surface Science. 604:2129-2138

In this work we study the interaction of water molecules with deuterated and bare polycrystalline diamond surfaces upon exposure to water vapor by X-ray photoelectron spectroscopy (XPS) and high resolution electron energy loss spectroscopy (HR-EELS).

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::56051f8a1f5fc77baa12ff0bdc467530
https://doi.org/10.1016/j.susc.2010.09.003