Photo-tunable transfer characteristics in MoTe2–MoS2 vertical heterostructure

p–n junctions: unusual transfer characteristic p–n heterojunctions based on certain two-dimensional transition metal dichalcogenides display an unusual dip in the current–voltage characteristic. A team led by Anindya Das at the Indian Institute of Science in Bangalore fabricated p–n junctions made o...

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Autores principales: Arup Kumar Paul, Manabendra Kuiri, Dipankar Saha, Biswanath Chakraborty, Santanu Mahapatra, A. K Sood, Anindya Das
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Publicado: Nature Portfolio 2017
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Acceso en línea:https://doaj.org/article/80eb8ded0b854930a3ba94bfc5279213
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spelling oai:doaj.org-article:80eb8ded0b854930a3ba94bfc52792132021-12-02T16:05:45ZPhoto-tunable transfer characteristics in MoTe2–MoS2 vertical heterostructure10.1038/s41699-017-0017-32397-7132https://doaj.org/article/80eb8ded0b854930a3ba94bfc52792132017-06-01T00:00:00Zhttps://doi.org/10.1038/s41699-017-0017-3https://doaj.org/toc/2397-7132p–n junctions: unusual transfer characteristic p–n heterojunctions based on certain two-dimensional transition metal dichalcogenides display an unusual dip in the current–voltage characteristic. A team led by Anindya Das at the Indian Institute of Science in Bangalore fabricated p–n junctions made of few layers of MoTe2 and a single layer of MoS2 and observed an unexpected dip in the junction current as a function of the back gate voltage. The researchers could modulate the intensity and position of this dip feature by changing the power density of the incident light. They also performed theoretical calculations that qualitatively captured the behavior of the dip, which could be attributed to interface recombination of charge carriers. These findings further the understanding of the physics of thin-film interfaces, which can stimulate the improvement of devices.Arup Kumar PaulManabendra KuiriDipankar SahaBiswanath ChakrabortySantanu MahapatraA. K SoodAnindya DasNature PortfolioarticleMaterials of engineering and construction. Mechanics of materialsTA401-492ChemistryQD1-999ENnpj 2D Materials and Applications, Vol 1, Iss 1, Pp 1-7 (2017)
institution DOAJ
collection DOAJ
language EN
topic Materials of engineering and construction. Mechanics of materials
TA401-492
Chemistry
QD1-999
spellingShingle Materials of engineering and construction. Mechanics of materials
TA401-492
Chemistry
QD1-999
Arup Kumar Paul
Manabendra Kuiri
Dipankar Saha
Biswanath Chakraborty
Santanu Mahapatra
A. K Sood
Anindya Das
Photo-tunable transfer characteristics in MoTe2–MoS2 vertical heterostructure
description p–n junctions: unusual transfer characteristic p–n heterojunctions based on certain two-dimensional transition metal dichalcogenides display an unusual dip in the current–voltage characteristic. A team led by Anindya Das at the Indian Institute of Science in Bangalore fabricated p–n junctions made of few layers of MoTe2 and a single layer of MoS2 and observed an unexpected dip in the junction current as a function of the back gate voltage. The researchers could modulate the intensity and position of this dip feature by changing the power density of the incident light. They also performed theoretical calculations that qualitatively captured the behavior of the dip, which could be attributed to interface recombination of charge carriers. These findings further the understanding of the physics of thin-film interfaces, which can stimulate the improvement of devices.
format article
author Arup Kumar Paul
Manabendra Kuiri
Dipankar Saha
Biswanath Chakraborty
Santanu Mahapatra
A. K Sood
Anindya Das
author_facet Arup Kumar Paul
Manabendra Kuiri
Dipankar Saha
Biswanath Chakraborty
Santanu Mahapatra
A. K Sood
Anindya Das
author_sort Arup Kumar Paul
title Photo-tunable transfer characteristics in MoTe2–MoS2 vertical heterostructure
title_short Photo-tunable transfer characteristics in MoTe2–MoS2 vertical heterostructure
title_full Photo-tunable transfer characteristics in MoTe2–MoS2 vertical heterostructure
title_fullStr Photo-tunable transfer characteristics in MoTe2–MoS2 vertical heterostructure
title_full_unstemmed Photo-tunable transfer characteristics in MoTe2–MoS2 vertical heterostructure
title_sort photo-tunable transfer characteristics in mote2–mos2 vertical heterostructure
publisher Nature Portfolio
publishDate 2017
url https://doaj.org/article/80eb8ded0b854930a3ba94bfc5279213
work_keys_str_mv AT arupkumarpaul phototunabletransfercharacteristicsinmote2mos2verticalheterostructure
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AT dipankarsaha phototunabletransfercharacteristicsinmote2mos2verticalheterostructure
AT biswanathchakraborty phototunabletransfercharacteristicsinmote2mos2verticalheterostructure
AT santanumahapatra phototunabletransfercharacteristicsinmote2mos2verticalheterostructure
AT aksood phototunabletransfercharacteristicsinmote2mos2verticalheterostructure
AT anindyadas phototunabletransfercharacteristicsinmote2mos2verticalheterostructure
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