English
Related papers

Related papers: MoS2 Based 2D Material Photodetector Array with hi…

200 papers

Heterostructures involving two-dimensional (2D) transition metal dichalcogenides and other materials such as graphene have a strong potential to be the fundamental building block of many electronic and opto-electronic applications. The…

Strong light absorption, coupled with moderate carrier transport properties, makes two-dimensional (2-D) layered transition metal dichalcogenide (TMD) semiconductors promising candidates for low intensity photodetection applications.…

Mesoscale and Nanoscale Physics · Physics 2018-02-15 Sangeeth Kallatt , Smitha Nair , Kausik Majumdar

Few-layer molybdenum disulfide (FL-MoS$_2$) films have been integrated into amorphous silicon (a-Si:H) pin photodetectors. To achieve this, vertical a-Si:H photodiodes were grown by plasma-enhanced chemical vapor deposition (PE-CVD) on top…

Due to its high carrier mobility, broadband absorption, and fast response time, graphene is attractive for optoelectronics and photodetection applications. However, the extraction of photoelectrons in conventional metal-graphene junction…

Two dimensional (2D) materials exhibit superior properties in electronic and optoelectronic fields. The wide demand for high performance optoelectronic devices promotes the exploration of diversified 2D materials. Recently, 2D covalent…

Graphene and other two-dimensional (2D) materials have emerged as promising materials for broadband and ultrafast photodetection and optical modulation. These optoelectronic capabilities can augment complementary metal-oxide-semiconductor…

Semiconducting 2D materials, such as molybdenum disulfide (MoS2) and other members of the transition metal dichalcogenide family, have emerged as promising materials for applications in high performance nanoelectronics that exhibit…

Applied Physics · Physics 2019-05-24 David Maeso , Andres Castellanos-Gomez , Nicolas Agraït , Gabino Rubio-Bollinger

Semiconducting 2D materials, such as transition metal dichalcogenides (TMDs), are emerging in nanomechanics, optoelectronics, and thermal transport. In each of these fields, perfect control over 2D material properties including strain,…

One important use of layered semiconductors such as molybdenum disulfide (MoS2) could be in making novel heterojunction devices leading to functionalities unachievable using conventional semiconductors. Here we demonstrate an ultrafast…

Materials Science · Physics 2013-08-13 Mohammad R. Esmaeili-Rad , Sayeef Salahuddin

While silicon has dominated solid-state electronics for more than four decades, a variety of new materials have been introduced into photonics to expand the accessible wavelength range and to improve the performance of photonic devices. For…

Mesoscale and Nanoscale Physics · Physics 2010-09-24 Thomas Mueller , Fengnian Xia , Phaedon Avouris

Two-dimensional (2-D) materials are of tremendous interest to integrated photonics given their singular optical characteristics spanning light emission, modulation, saturable absorption, and nonlinear optics. To harness their optical…

Despite being only a few atoms thick, single-layer two-dimensional (2D) materials display strong electron-photon interactions that could be utilized in efficient light modulators on extreme subwavelength scales. In various applications…

Mesoscale and Nanoscale Physics · Physics 2018-09-21 Sunny Gupta , Sharmila N. Shirodkar , Alex Kutana , Boris I. Yakobson

The exotic properties of two-dimensional (2D) materials and 2D heterostructures, built by forming heterogeneous multi-layered stacks, have been widely explored across a number of subject matters following the goal to invent, design, and…

Mesoscale and Nanoscale Physics · Physics 2024-06-12 Chandraman Patil , Hamed Dalir , Jin Ho Kang , Albert Davydov , Chee Wei Wong , Volker J. Sorger

Two-dimensional (2D) material heterostructures have attracted considerable attention owing to their interesting and novel physical properties, which expand the possibilities for future optoelectronic, photovoltaic, and nanoelectronic…

Mesoscale and Nanoscale Physics · Physics 2023-07-27 Fan Li , Jialin Li , Junsheng Zheng , Yuanbiao Tong , Huanfeng Zhu , Pan Wang , Linjun Li

We present flexible photodetectors (PDs) for visible wavelengths fabricated by stacking centimetre-scale chemical vapour deposited (CVD) single layer graphene (SLG) and single layer CVD MoS2, both wet transferred onto a flexible…

Materials Science · Physics 2017-08-09 D. De Fazio , I. Goykhman , M. Bruna , A. Eiden , S. Milana , D. Yoon , U. Sassi , M. Barbone , D. Dumcenco , K. Marinov , A. Kis , A. C. Ferrari

Photodetectors based on two-dimensional (2D) atomically thin semiconductors suffer from low light absorption, limiting their potential for practical applications. In this work, we demonstrate a high-performance MoS2 phototransistors by…

Mesoscale and Nanoscale Physics · Physics 2024-08-09 Seyed Saleh Mousavi Khaleghi , Jianyong Wei , Yumeng Liu , Zhengfang Fan , Kai Li , Kenneth B. Crozier , Yaping Dan

Layer transfer offers enormous potential for the industrial implementation of 2D material technology platforms. However, the transfer method used must retain as-grown uniformity and cleanliness in the transferred films for the fabrication…

Applied Physics · Physics 2022-04-05 Madan Sharma , Aditya Singh , Pallavi Aggarwal , Rajendra Singh

Photodetectors converting light signals into detectable photocurrents are ubiquitously in use today. To improve the compactness and performance of next-generation devices and systems, low dimensional materials provide rich physics to…

We fabricate paper-supported semiconducting devices by rubbing a layered molybdenum disulfide (MoS2) crystal onto a piece of paper, similarly to the action of drawing/writing with a pencil on paper. We show that the abrasion between the…

Two-dimensional (2D) material photodetectors have gained great attention as potential elements for optoelectronic applications. However, the linearity of the photoresponse is often compromised by the carrier interaction, even in 2D…

Mesoscale and Nanoscale Physics · Physics 2023-12-12 Jinpeng Xu , Xiaoguang Luo , Xi Lin , Xi Zhang , Fan Liu , Yuting Yan , Siqi Hu , Mingwen Zhang , Nannan Han , Xuetao Gan , Yingchun Cheng , Wei Huang