Gate-tunable trion binding energy in monolayer MoS2 with plasmonic superlattice

Nanoscale ◽  
2020 ◽  
Vol 12 (34) ◽  
pp. 17754-17761
Author(s):  
Zhuang Luo ◽  
Hao Jia ◽  
Liu Lv ◽  
Quan Wang ◽  
Xiaohong Yan

Two-dimensional transition metal dichalcogenides exhibit promising potential and attract the attention of the world in the application of optoelectronic devices owing to their distinctive physical and chemical properties.

2019 ◽  
Vol 7 (39) ◽  
pp. 12312-12320 ◽  
Author(s):  
Xiaoyong Yang ◽  
Deobrat Singh ◽  
Zhitong Xu ◽  
Ziwei Wang ◽  
Rajeev Ahuja

Motivated by the extraordinary physical and chemical properties of Janus transition-metal dichalcogenides (TMDs) due to the change of the crystal field originating from their asymmetry structures, the electronic and optical properties of the MoSeTe monolayer in 2H and 1T phases are systematically studied by first-principles calculations, and a detailed comparison with the parental MoSe2 and MoTe2 monolayer is made.


RSC Advances ◽  
2017 ◽  
Vol 7 (38) ◽  
pp. 23573-23582 ◽  
Author(s):  
Lirong Yan ◽  
Haixia Shi ◽  
Xiaowei Sui ◽  
Zebin Deng ◽  
Li Gao

MoS2, a family member of transition-metal dichalcogenides, has shown highly attractive superiority for detection arising from its unique physical and chemical properties.


2019 ◽  
Vol 7 (39) ◽  
pp. 22475-22486 ◽  
Author(s):  
Carlos Gibaja ◽  
Mhamed Assebban ◽  
Iñigo Torres ◽  
Michael Fickert ◽  
Roger Sanchis-Gual ◽  
...  

Antimonene, a novel group 15 two-dimensional material, is attracting great attention due to its outstanding physical and chemical properties.


Clay Minerals ◽  
2006 ◽  
Vol 41 (3) ◽  
pp. 697-716 ◽  
Author(s):  
I. R. Wilson ◽  
H. de Souza Santos ◽  
P. de Souza Santos

AbstractBrazil is a significant producer of kaolin with almost 2.5 Mt in 2005 representing 10% of the world's total of 25.0 Mt. Brazil is now the second largest producer in the world, after the USA, having overtaken the United Kingdom in 2005. The kaolin resources are widespread throughout the country and are varied in their origin, physical and chemical properties and morphology. The kaolin industry in Brazil has shown a dramatic rise over the last 15 years with production of beneficiated kaolin increasing from 0.66 Mt in 1990 to 2.5 Mt in 2005. The reason for the growth is solely the development of large kaolin deposits in the Amazon Basin that account for 90% of Brazil's production. In 2005 there are just two companies involved in the production and sales of kaolin from the Amazon Basin, namely Imerys (RCC — Rio Capim Caulim) and Caemi (a subsidiary of CVRD — Companhia Vale do Rio Doce) with kaolin operations of CADAM (Jari River) and PPSA (Capim River operations).


2021 ◽  
Vol 9 ◽  
Author(s):  
Qian Wang ◽  
Lin Zhang ◽  
Xuejuan Liu ◽  
Sha Li

Two-dimensional (2D) layered semiconductors are current research hotspots on account of their wide variety of applications in electronics and optoelectronics due to their particular ultrathin nature. In this review, the band alignment engineering in heterojunctions composed of 2D van der Waals (vdW) layered semiconductors and their device applications in optoelectronics are provided. Various approaches that induced adjustability of vdW heterojunctions are summarized, mainly including composition and thickness modulations, strain, and electric fields. Furthermore, their perspectives on future developments in optoelectronics and electronics devices based on the newly unique physical and chemical properties are outlined.


Author(s):  
Chao Han ◽  
Rui Han ◽  
Xin Zhang ◽  
Zhi Xu ◽  
Weijie Li ◽  
...  

Due to its low atomic weight, two-dimensional structure, and unique physical and chemical properties, borophene has attracted strong interests from researchers across different fields. Currently, the experimentally realized polymorphs of...


2016 ◽  
Vol 852 ◽  
pp. 714-719
Author(s):  
Yu Xiang ◽  
Li Bin Liu ◽  
Zhao Dang ◽  
Ting Li

Graphene, a typical two-dimensional planar monolayer of sp2carbon atoms, has attracted significant attention due to its outstanding physical and chemical properties. Nowadays, many graphene-based composites have been synthesized. Among them, graphene hydrogels (including graphene oxide hydrogel and reduced graphene oxide hydrogel) as a kind of graphene-based composites have a wide application prospect. In this paper, the progresses of graphene-based hydrogels are reviewed, and the prospects for the development of graphene-based hydrogels are also discussed.


Nanoscale ◽  
2021 ◽  
Author(s):  
Bowen Li ◽  
Jiazhong Geng ◽  
Haoqiang Ai ◽  
youchao Kong ◽  
Haoyun Bai ◽  
...  

Two-dimensional (2D) materials have attracted increasing interest in the past decades due to their unique physical and chemical properties for diverse applications. In this work, we present a first-principle design...


MRS Bulletin ◽  
1986 ◽  
Vol 11 (6) ◽  
pp. 26-29 ◽  
Author(s):  
Leslie Brunetta

Victorian men placed fig leaves over those parts of classical statues they didn't want their wives and children to see. Yet it's easy for someone looking at those statues today to assume that the leaves play some part in the Roman and Greek concepts of physical beauty.A fig leaf may be the most blatant breach of an artist's original inspiration you'll encounter in a museum, but it's not likely to be the only one. Other more subtle transgressions are displayed in nearly every gallery and museum in the country—but unmasking them takes more than just a discerning eye. For instance, did the 17th-century painter see the world as quiet and subdued, or have his bright colors been muted by a 19th-century varnish? Did the classical sculptor intend his work to have an even, green patina, or has the Renaissance infatuation with antiquity allowed this corrosion to hide his varying shades of burnished bronze? Did Leonardo conceive the face of the Christ of “The Last Supper” as speaking, or silent, as his overpainters would have it?“Modern conservators really make us think about objects, says Carol Faill, administrator of college collections at Franklin & Marshall College. “There's been a consciousness raising about objects' own integrity.” Art and science are being used together as never before to gain an understanding of the physical and chemical properties of materials and their role in the fine arts.


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