Metallic point contacts formed by physical vapor deposition and chemical vapor deposition: microscopy study and point-contact spectroscopy
We have made an electron-microscopy study of nanoholes in membranes in successive stages of metal deposition using two different techniques: physical vapor deposition (PVD) and chemical vapor deposition (CVD). One-sided PVD (thermal evaporation) of gold and silver was used, as is relevant for hetero...
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Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України
1997
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Zitieren: | Metallic point contacts formed by physical vapor deposition and chemical vapor deposition: microscopy study and point-contact spectroscopy / N.N. Gribov, J. Caro, T.G.M. Oosterlaken and S. Radelaar // Физика низких температур. — 1997. — Т. 23, № 7. — С. 738-745. — Бібліогр.: 20 назв. — англ. |
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irk-123456789-1757012021-02-03T01:27:45Z Metallic point contacts formed by physical vapor deposition and chemical vapor deposition: microscopy study and point-contact spectroscopy Gribov, N.N. Caro, J. Oosterlaken, T. G. M. Radelaar, S. Электpонные свойства металлов и сплавов We have made an electron-microscopy study of nanoholes in membranes in successive stages of metal deposition using two different techniques: physical vapor deposition (PVD) and chemical vapor deposition (CVD). One-sided PVD (thermal evaporation) of gold and silver was used, as is relevant for heterocontacts. The key results in this case are: 1) the holes are not filled during deposition and 2) closing of the holes is accomplished by lateral growth of the film on the membrane. In the case of CVD of tungsten we found that nanoholes in membranes are filled at the beginning of the deposition, and that the process is capable of filling holes as small as 10 nm. Fabricated devices (α-tungsten) show good quality point-contact spectra which are characteristic of ballistic transport through the constriction. A very interesting stepwise current increase was observed for one amorphous tungsten point contact. 1997 Article Metallic point contacts formed by physical vapor deposition and chemical vapor deposition: microscopy study and point-contact spectroscopy / N.N. Gribov, J. Caro, T.G.M. Oosterlaken and S. Radelaar // Физика низких температур. — 1997. — Т. 23, № 7. — С. 738-745. — Бібліогр.: 20 назв. — англ. 0132-6414 PACS: 85.30.Hi http://dspace.nbuv.gov.ua/handle/123456789/175701 en Физика низких температур Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України |
institution |
Digital Library of Periodicals of National Academy of Sciences of Ukraine |
collection |
DSpace DC |
language |
English |
topic |
Электpонные свойства металлов и сплавов Электpонные свойства металлов и сплавов |
spellingShingle |
Электpонные свойства металлов и сплавов Электpонные свойства металлов и сплавов Gribov, N.N. Caro, J. Oosterlaken, T. G. M. Radelaar, S. Metallic point contacts formed by physical vapor deposition and chemical vapor deposition: microscopy study and point-contact spectroscopy Физика низких температур |
description |
We have made an electron-microscopy study of nanoholes in membranes in successive stages of metal deposition using two different techniques: physical vapor deposition (PVD) and chemical vapor deposition (CVD). One-sided PVD (thermal evaporation) of gold and silver was used, as is relevant for heterocontacts. The key results in this case are: 1) the holes are not filled during deposition and 2) closing of the holes is accomplished by lateral growth of the film on the membrane. In the case of CVD of tungsten we found that nanoholes in membranes are filled at the beginning of the deposition, and that the process is capable of filling holes as small as 10 nm. Fabricated devices (α-tungsten) show good quality point-contact spectra which are characteristic of ballistic transport through the constriction. A very interesting stepwise current increase was observed for one amorphous tungsten point contact. |
format |
Article |
author |
Gribov, N.N. Caro, J. Oosterlaken, T. G. M. Radelaar, S. |
author_facet |
Gribov, N.N. Caro, J. Oosterlaken, T. G. M. Radelaar, S. |
author_sort |
Gribov, N.N. |
title |
Metallic point contacts formed by physical vapor deposition and chemical vapor deposition: microscopy study and point-contact spectroscopy |
title_short |
Metallic point contacts formed by physical vapor deposition and chemical vapor deposition: microscopy study and point-contact spectroscopy |
title_full |
Metallic point contacts formed by physical vapor deposition and chemical vapor deposition: microscopy study and point-contact spectroscopy |
title_fullStr |
Metallic point contacts formed by physical vapor deposition and chemical vapor deposition: microscopy study and point-contact spectroscopy |
title_full_unstemmed |
Metallic point contacts formed by physical vapor deposition and chemical vapor deposition: microscopy study and point-contact spectroscopy |
title_sort |
metallic point contacts formed by physical vapor deposition and chemical vapor deposition: microscopy study and point-contact spectroscopy |
publisher |
Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України |
publishDate |
1997 |
topic_facet |
Электpонные свойства металлов и сплавов |
url |
http://dspace.nbuv.gov.ua/handle/123456789/175701 |
citation_txt |
Metallic point contacts formed by physical vapor deposition and chemical vapor deposition: microscopy study and point-contact spectroscopy / N.N. Gribov, J. Caro, T.G.M. Oosterlaken and S. Radelaar // Физика низких температур. — 1997. — Т. 23, № 7. — С. 738-745. — Бібліогр.: 20 назв. — англ. |
series |
Физика низких температур |
work_keys_str_mv |
AT gribovnn metallicpointcontactsformedbyphysicalvapordepositionandchemicalvapordepositionmicroscopystudyandpointcontactspectroscopy AT caroj metallicpointcontactsformedbyphysicalvapordepositionandchemicalvapordepositionmicroscopystudyandpointcontactspectroscopy AT oosterlakentgm metallicpointcontactsformedbyphysicalvapordepositionandchemicalvapordepositionmicroscopystudyandpointcontactspectroscopy AT radelaars metallicpointcontactsformedbyphysicalvapordepositionandchemicalvapordepositionmicroscopystudyandpointcontactspectroscopy |
first_indexed |
2025-07-15T13:05:27Z |
last_indexed |
2025-07-15T13:05:27Z |
_version_ |
1837718284353404928 |
fulltext |
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