SnSe2 island films investigation

In this paper, heterostructures with self-organized quantum dots have been produced using incongruent evaporation. Island films on the basis of the intermediate phases forming in the Sn–Se have been grown. The surface morphology of the structures has been studied using atomic force microscopy (AFM)....

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Main Authors: Oleg I. Rabinovich, Asker R. Kushhov, Dahir S. Gaev
Format: Article
Language:English
Published: Pensoft Publishers 2015-09-01
Series:Modern Electronic Materials
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2452177915000110
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author Oleg I. Rabinovich
Asker R. Kushhov
Dahir S. Gaev
author_facet Oleg I. Rabinovich
Asker R. Kushhov
Dahir S. Gaev
author_sort Oleg I. Rabinovich
collection DOAJ
description In this paper, heterostructures with self-organized quantum dots have been produced using incongruent evaporation. Island films on the basis of the intermediate phases forming in the Sn–Se have been grown. The surface morphology of the structures has been studied using atomic force microscopy (AFM). A certain change of the band gap confirms the presence of quantum states in the electron spectrum of the structures. We have found that for obtaining structures with a homogeneous distribution of islands the process of incongruent evaporation should be carried out at high condensate selection rates. By varying the rate of incongruent evaporation of the film material one can achieve directed growth of islet films with a preset islet size distribution.
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spelling doaj.art-c6cd923b098646ac9b7722249900c3232023-09-02T10:51:14ZengPensoft PublishersModern Electronic Materials2452-17792015-09-0113737510.1016/j.moem.2015.11.006SnSe2 island films investigationOleg I. Rabinovich0Asker R. Kushhov1Dahir S. Gaev2National University of Science and Technology MISiS, 4 Leninskiy prospekt, Moscow 119049, RussiaNational University of Science and Technology MISiS, 4 Leninskiy prospekt, Moscow 119049, RussiaH.M. Berbekov Kabardino-Balkarian State University, 175 Chernyshevsky Str., Nalchik, 360004 KBR, RussiaIn this paper, heterostructures with self-organized quantum dots have been produced using incongruent evaporation. Island films on the basis of the intermediate phases forming in the Sn–Se have been grown. The surface morphology of the structures has been studied using atomic force microscopy (AFM). A certain change of the band gap confirms the presence of quantum states in the electron spectrum of the structures. We have found that for obtaining structures with a homogeneous distribution of islands the process of incongruent evaporation should be carried out at high condensate selection rates. By varying the rate of incongruent evaporation of the film material one can achieve directed growth of islet films with a preset islet size distribution.http://www.sciencedirect.com/science/article/pii/S2452177915000110SemiconductorsGrowthAIIBVIAIIIBVIncongruent evaporation
spellingShingle Oleg I. Rabinovich
Asker R. Kushhov
Dahir S. Gaev
SnSe2 island films investigation
Modern Electronic Materials
Semiconductors
Growth
AIIBVI
AIIIBV
Incongruent evaporation
title SnSe2 island films investigation
title_full SnSe2 island films investigation
title_fullStr SnSe2 island films investigation
title_full_unstemmed SnSe2 island films investigation
title_short SnSe2 island films investigation
title_sort snse2 island films investigation
topic Semiconductors
Growth
AIIBVI
AIIIBV
Incongruent evaporation
url http://www.sciencedirect.com/science/article/pii/S2452177915000110
work_keys_str_mv AT olegirabinovich snse2islandfilmsinvestigation
AT askerrkushhov snse2islandfilmsinvestigation
AT dahirsgaev snse2islandfilmsinvestigation