Modeling of diffusion motion of In nanoparticles in a CdTe crystal during laser-induced doping

In order to solve the problem of the ohmic contact between the crystal surface and the metal electrode in the manufacturing process of the X/γ-ray detector, this paper uses a laser to probe the doping process of In/CdTe crystals in different media. In this experiment, the Traveling Heater Method (TH...

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Main Authors: S.M. Levytskyi, T. Zhao, Z. Cao, A.V. Stronski
Format: Article
Language:English
Published: Vasyl Stefanyk Precarpathian National University 2021-05-01
Series:Фізика і хімія твердого тіла
Subjects:
Online Access:https://journals.pnu.edu.ua/index.php/pcss/article/view/4959
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author S.M. Levytskyi
T. Zhao
Z. Cao
A.V. Stronski
author_facet S.M. Levytskyi
T. Zhao
Z. Cao
A.V. Stronski
author_sort S.M. Levytskyi
collection DOAJ
description In order to solve the problem of the ohmic contact between the crystal surface and the metal electrode in the manufacturing process of the X/γ-ray detector, this paper uses a laser to probe the doping process of In/CdTe crystals in different media. In this experiment, the Traveling Heater Method (THM) is used to obtain CdTe(111) crystals that meet the requirements (ρ >109Ω∙cm). In and Au materials are respectively coated on the surface of the crystal sample by the vacuum thermal evaporation method to obtain the crystal sample meeting the requirements. The high-resistance p-type CdTe crystal of a relatively thick In film is irradiated with nanosecond laser pulses, the In film is used as an n-type doping source and as an electrode after laser irradiation.
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spelling doaj.art-316842af8fb84082b7138ffe15aadc132022-12-21T20:17:34ZengVasyl Stefanyk Precarpathian National UniversityФізика і хімія твердого тіла1729-44282309-85892021-05-0122230130610.15330/pcss.22.2.301-3064959Modeling of diffusion motion of In nanoparticles in a CdTe crystal during laser-induced dopingS.M. Levytskyi0T. Zhao1Z. Cao2A.V. Stronski3V.E. Lashkaryov Institute of Semiconductor Physics of the National Academy of Sciences of UkraineEnergy Materials and Optoelectronics Unit, Songshan Lake Materials LaboratoryNational Technical University of Ukraine “Igor Sikorsky Kyiv Polytechnic Institute”National Technical University of Ukraine “Igor Sikorsky Kyiv Polytechnic Institute”In order to solve the problem of the ohmic contact between the crystal surface and the metal electrode in the manufacturing process of the X/γ-ray detector, this paper uses a laser to probe the doping process of In/CdTe crystals in different media. In this experiment, the Traveling Heater Method (THM) is used to obtain CdTe(111) crystals that meet the requirements (ρ >109Ω∙cm). In and Au materials are respectively coated on the surface of the crystal sample by the vacuum thermal evaporation method to obtain the crystal sample meeting the requirements. The high-resistance p-type CdTe crystal of a relatively thick In film is irradiated with nanosecond laser pulses, the In film is used as an n-type doping source and as an electrode after laser irradiation.https://journals.pnu.edu.ua/index.php/pcss/article/view/4959cdtelaser induced dopingx/γ-ray detectors
spellingShingle S.M. Levytskyi
T. Zhao
Z. Cao
A.V. Stronski
Modeling of diffusion motion of In nanoparticles in a CdTe crystal during laser-induced doping
Фізика і хімія твердого тіла
cdte
laser induced doping
x/γ-ray detectors
title Modeling of diffusion motion of In nanoparticles in a CdTe crystal during laser-induced doping
title_full Modeling of diffusion motion of In nanoparticles in a CdTe crystal during laser-induced doping
title_fullStr Modeling of diffusion motion of In nanoparticles in a CdTe crystal during laser-induced doping
title_full_unstemmed Modeling of diffusion motion of In nanoparticles in a CdTe crystal during laser-induced doping
title_short Modeling of diffusion motion of In nanoparticles in a CdTe crystal during laser-induced doping
title_sort modeling of diffusion motion of in nanoparticles in a cdte crystal during laser induced doping
topic cdte
laser induced doping
x/γ-ray detectors
url https://journals.pnu.edu.ua/index.php/pcss/article/view/4959
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AT tzhao modelingofdiffusionmotionofinnanoparticlesinacdtecrystalduringlaserinduceddoping
AT zcao modelingofdiffusionmotionofinnanoparticlesinacdtecrystalduringlaserinduceddoping
AT avstronski modelingofdiffusionmotionofinnanoparticlesinacdtecrystalduringlaserinduceddoping