Melt instabilities on semiconductor surfaces induced by laser radiation

Laser modifications of semiconductors are often realized by pulsed rapid melting and subsequent resolidification. Recently melt instabilities have been discovered in locally melted semiconductor surfaces. We determined that spontaneous segregation of uniform temperature stage of crystal lattice and...

Full description

Saved in:
Bibliographic Details
Published in:Semiconductor Physics Quantum Electronics & Optoelectronics
Date:2000
Main Authors: Bonchik, A.Yu., Dacko, B.J., Demchuk, V.I., Kiyak, S.G., Palyvoda, I.P., Shnyr, A.F.
Format: Article
Language:English
Published: Інститут фізики напівпровідників імені В.Є. Лашкарьова НАН України 2000
Online Access:https://nasplib.isofts.kiev.ua/handle/123456789/121141
Tags: Add Tag
No Tags, Be the first to tag this record!
Journal Title:Digital Library of Periodicals of National Academy of Sciences of Ukraine
Cite this:Melt instabilities on semiconductor surfaces induced by laser radiation / A.Yu. Bonchik, B.J. Dacko, V.I. Demchuk, S.G. Kiyak, I.P. Palyvoda, A.F. Shnyr // Semiconductor Physics Quantum Electronics & Optoelectronics. — 2000. — Т. 3, № 3. — С. 311-315. — Бібліогр.: 8 назв. — англ.

Institution

Digital Library of Periodicals of National Academy of Sciences of Ukraine
id nasplib_isofts_kiev_ua-123456789-121141
record_format dspace
spelling Bonchik, A.Yu.
Dacko, B.J.
Demchuk, V.I.
Kiyak, S.G.
Palyvoda, I.P.
Shnyr, A.F.
2017-06-13T15:38:00Z
2017-06-13T15:38:00Z
2000
Melt instabilities on semiconductor surfaces induced by laser radiation / A.Yu. Bonchik, B.J. Dacko, V.I. Demchuk, S.G. Kiyak, I.P. Palyvoda, A.F. Shnyr // Semiconductor Physics Quantum Electronics & Optoelectronics. — 2000. — Т. 3, № 3. — С. 311-315. — Бібліогр.: 8 назв. — англ.
1560-8034
PACS: 72.20; 72.40; 73.20; 42.62
https://nasplib.isofts.kiev.ua/handle/123456789/121141
Laser modifications of semiconductors are often realized by pulsed rapid melting and subsequent resolidification. Recently melt instabilities have been discovered in locally melted semiconductor surfaces. We determined that spontaneous segregation of uniform temperature stage of crystal lattice and charge carrier concentration can take place in electron-hole plasma, generated by laser radiation. Besides, there exists a positive feedback between the temperature of crystal lattice and charge carrier concentration in the region of their fluctuation. It causes both amplification of original fluctuation of temperature and generation of quasi-periodic temperature fields of large amplitude in semiconductors. The nonuniform temperature fields determine the features of surface relief formation in a zone of laser radiation action.
en
Інститут фізики напівпровідників імені В.Є. Лашкарьова НАН України
Semiconductor Physics Quantum Electronics & Optoelectronics
Melt instabilities on semiconductor surfaces induced by laser radiation
Article
published earlier
institution Digital Library of Periodicals of National Academy of Sciences of Ukraine
collection DSpace DC
title Melt instabilities on semiconductor surfaces induced by laser radiation
spellingShingle Melt instabilities on semiconductor surfaces induced by laser radiation
Bonchik, A.Yu.
Dacko, B.J.
Demchuk, V.I.
Kiyak, S.G.
Palyvoda, I.P.
Shnyr, A.F.
title_short Melt instabilities on semiconductor surfaces induced by laser radiation
title_full Melt instabilities on semiconductor surfaces induced by laser radiation
title_fullStr Melt instabilities on semiconductor surfaces induced by laser radiation
title_full_unstemmed Melt instabilities on semiconductor surfaces induced by laser radiation
title_sort melt instabilities on semiconductor surfaces induced by laser radiation
author Bonchik, A.Yu.
Dacko, B.J.
Demchuk, V.I.
Kiyak, S.G.
Palyvoda, I.P.
Shnyr, A.F.
author_facet Bonchik, A.Yu.
Dacko, B.J.
Demchuk, V.I.
Kiyak, S.G.
Palyvoda, I.P.
Shnyr, A.F.
publishDate 2000
language English
container_title Semiconductor Physics Quantum Electronics & Optoelectronics
publisher Інститут фізики напівпровідників імені В.Є. Лашкарьова НАН України
format Article
description Laser modifications of semiconductors are often realized by pulsed rapid melting and subsequent resolidification. Recently melt instabilities have been discovered in locally melted semiconductor surfaces. We determined that spontaneous segregation of uniform temperature stage of crystal lattice and charge carrier concentration can take place in electron-hole plasma, generated by laser radiation. Besides, there exists a positive feedback between the temperature of crystal lattice and charge carrier concentration in the region of their fluctuation. It causes both amplification of original fluctuation of temperature and generation of quasi-periodic temperature fields of large amplitude in semiconductors. The nonuniform temperature fields determine the features of surface relief formation in a zone of laser radiation action.
issn 1560-8034
url https://nasplib.isofts.kiev.ua/handle/123456789/121141
citation_txt Melt instabilities on semiconductor surfaces induced by laser radiation / A.Yu. Bonchik, B.J. Dacko, V.I. Demchuk, S.G. Kiyak, I.P. Palyvoda, A.F. Shnyr // Semiconductor Physics Quantum Electronics & Optoelectronics. — 2000. — Т. 3, № 3. — С. 311-315. — Бібліогр.: 8 назв. — англ.
work_keys_str_mv AT bonchikayu meltinstabilitiesonsemiconductorsurfacesinducedbylaserradiation
AT dackobj meltinstabilitiesonsemiconductorsurfacesinducedbylaserradiation
AT demchukvi meltinstabilitiesonsemiconductorsurfacesinducedbylaserradiation
AT kiyaksg meltinstabilitiesonsemiconductorsurfacesinducedbylaserradiation
AT palyvodaip meltinstabilitiesonsemiconductorsurfacesinducedbylaserradiation
AT shnyraf meltinstabilitiesonsemiconductorsurfacesinducedbylaserradiation
first_indexed 2025-12-07T16:40:16Z
last_indexed 2025-12-07T16:40:16Z
_version_ 1850868358360072192