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Related papers: Valleytronics in 2D Materials Roadmap

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Valleytronics in 2D materials - primarily graphene and transition metal dichalcogenides is rooted in the existence of valley flavor but extends far out to the rich dimension of local physics, as reviewed, extensively studied and…

Mesoscale and Nanoscale Physics · Physics 2022-10-06 Feng-Wu Chen , Zheng-Han Huang , Yu-Shu G. Wu

The electron's charge and spin degrees of freedom are at the core of modern electronic devices. With the in-depth investigation of two-dimensional materials, another degree of freedom, valley, has also attracted tremendous research…

Materials Science · Physics 2023-09-06 Ping Li , Bang Liu , Wei-Xi Zhang , Zhi-Xin Guo

Valleytronics targets the exploitation of the additional degrees of freedom in materials where the energy of the carriers may assume several equal minimum values (valleys) at non-equivalent points of the reciprocal space. In single layers…

Electrons in two-dimensional materials possess an additional quantum attribute, the valley pseudospin, labelled as $\mathbf{K}$ and $\mathbf{K}^{\prime}$ -- analogous to the spin up and spin down. The majority of research to achieve…

Optics · Physics 2023-06-06 Navdeep Rana , Gopal Dixit

Valley, the energy extrema in the electronic band structure at momentum space, is regarded as a new degree of freedom of electrons, in addition to charge and spin. The studies focused on valley degree of freedom now form an emerging field…

Materials Science · Physics 2020-02-13 He Hu , Wen-Yi Tong , Yu-Hao Shen , Xiangang Wan , Chun-Gang Duan

Valleytronics is one of the breaking-through to the technology of electronics, which provides a new degree of freedom to manipulate the properties of electrons. Combining DFT calculations, optical absorption analysis and the linear…

Materials Science · Physics 2017-08-16 Tiantian Zhang , Sijie Zhang , Gang Xu , Nanlin Wang , Zhong Fang

Recent advances in condensed matter physics have shown that the valley degree of freedom of electrons in 2D materials with hexagonal symmetry, such as graphene, h-BN, and TMDs, can be efficiently exploited, leading to the emergent field of…

Optics · Physics 2018-11-02 S. Guddala , R. Bushati , M. Li , A. B. Khanikaev , V. M. Menon

Valleytronics rooted in the valley degree of freedom is of both theoretical and technological importance as it offers additional opportunities for information storage and electronic, magnetic and optical switches. In analogy to…

Materials Science · Physics 2017-01-04 Wen-Yi Tong , Shi-Jing Gong , Xiangang Wan , Chun-Gang Duan

Orbitronics explores the control and manipulation of electronic orbital angular momentum in solid-state systems, opening new pathways for information processing and storage. One significant advantage of orbitronics over spintronics is that…

Mesoscale and Nanoscale Physics · Physics 2025-10-07 Tarik P. Cysne , Luis M. Canonico , Marcio Costa , R. B. Muniz , Tatiana G. Rappoport

Triggered by the development of exfoliation and the identification of a wide range of extraordinary physical properties in self-standing films consisting of one or few atomic layers, two-dimensional (2D) materials such as graphene,…

Materials Science · Physics 2025-08-22 F. Javier García de Abajo , D. N. Basov , Frank H. L. Koppens , Lorenzo Orsini , Matteo Ceccanti , Sebastián Castilla , Lorenzo Cavicchi , Marco Polini , P. A. D. Gonçalves , A. T. Costa , N. M. R. Peres , N. Asger Mortensen , Sathwik Bharadwaj , Zubin Jacob , P. J. Schuck , A. N. Pasupathy , Milan Delor , M. K. Liu , Aitor Mugarza , Pablo Merino , Marc G. Cuxart , Emigdio Chávez-Angel , Martin Svec , Luiz H. G. Tizei , Florian Dirnberger , Hui Deng , Christian Schneider , Vinod Menon , Thorsten Deilmann , Alexey Chernikov , Kristian S. Thygesen , Yohannes Abate , Mauricio Terrones , Vinod K. Sangwan , Mark C. Hersam , Leo Yu , Xueqi Chen , Tony F. Heinz , Puneet Murthy , Martin Kroner , Tomasz Smolenski , Deepankur Thureja , Thibault Chervy , Armando Genco , Chiara Trovatello , Giulio Cerullo , Stefano Dal Conte , Daniel Timmer , Antonietta De Sio , Christoph Lienau , Nianze Shang , Hao Hong , Kaihui Liu , Zhipei Sun , Lee A. Rozema , Philip Walther , Andrea Alù , Michele Cotrufo , Raquel Queiroz , X. -Y. Zhu , Joel D. Cox , Eduardo J. C. Dias , Álvaro Rodríguez Echarri , Fadil Iyikanat , Andrea Marini , Paul Herrmann , Nele Tornow , Sebastian Klimmer , Jan Wilhelm , Giancarlo Soavi , Zeyuan Sun , Shiwei Wu , Ying Xiong , Oles Matsyshyn , Roshan Krishna Kumar , Justin C. W. Song , Tomer Bucher , Alexey Gorlach , Shai Tsesses , Ido Kaminer , Julian Schwab , Florian Mangold , Harald Giessen , M. Sánchez Sánchez , D. K. Efetov , T. Low , G. Gómez-Santos , T. Stauber , Gonzalo Álvarez-Pérez , Jiahua Duan , Luis Martín-Moreno , Alexander Paarmann , Joshua D. Caldwell , Alexey Y. Nikitin , Pablo Alonso-González , Niclas S. Mueller , Valentyn Volkov , Deep Jariwala , Timur Shegai , Jorik van de Groep , Alexandra Boltasseva , Igor V. Bondarev , Vladimir M. Shalaev , Jeffrey Simon , Colton Fruhling , Guangzhen Shen , Dino Novko , Shijing Tan , Bing Wang , Hrvoje Petek , Vahagn Mkhitaryan , Renwen Yu , Alejandro Manjavacas , J. Enrique Ortega , Xu Cheng , Ruijuan Tian , Dong Mao , Dries Van Thourhout , Xuetao Gan , Qing Dai , Aaron Sternbach , You Zhou , Mohammad Hafezi , Dmitrii Litvinov , Magdalena Grzeszczyk , Kostya S. Novoselov , Maciej Koperski , Sotirios Papadopoulos , Lukas Novotny , Leonardo Viti , Miriam Serena Vitiello , Nathan D. Cottam , Benjamin T. Dewes , Oleg Makarovsky , Amalia Patanè , Yihao Song , Mingyang Cai , Jiazhen Chen , Doron Naveh , Houk Jang , Suji Park , Fengnian Xia , Philipp K. Jenke , Josip Bajo , Benjamin Braun , Kenneth S. Burch , Liuyan Zhao , Xiaodong Xu

In a number of widely-studied materials, such as Si, AlAs, Bi, graphene, MoS2, and many transition metal dichalcogenide monolayers, electrons acquire an additional, spin-like degree of freedom at the degenerate conduction band minima, also…

Mesoscale and Nanoscale Physics · Physics 2018-08-01 M. A. Mueed , Md. Shafayat Hossain , I. Jo , L. N. Pfeiffer , K. W. West , K. W. Baldwin , M. Shayegan

The emerging field of valleytronics harnesses the valley degree of freedom of electrons, akin to how electronic and spintronic devices utilize the charge and spin degrees of freedom of electrons respectively. The engineering of valleytronic…

Mesoscale and Nanoscale Physics · Physics 2025-07-15 Kok Wai Lee , Pei-Hao Fu , Jun-Feng Liu , Ching Hua Lee , Yee Sin Ang

Valley degrees of freedom offer a potential resource for quantum information processing if they can be effectively controlled. We discuss an optical approach to this problem in which intense light breaks electronic symmetries of a…

Mesoscale and Nanoscale Physics · Physics 2016-01-11 Arijit Kundu , H. A. Fertig , Babak Seradjeh

Electrons in two-dimensional hexagonal materials have valley degree of freedom, which can be used to encode and process quantum information. The valley-selective excitations, governed by the circularly polarised light resonant with the…

Mesoscale and Nanoscale Physics · Physics 2021-03-19 M. S. Mrudul , Álvaro Jiménez-Galán , Misha Ivanov , Gopal Dixit

The two dimensional layered transition metal dichalcogenides provide new opportunities in future valley based information processing and also provide ideal platform to study excitonic effects. At the center of various device physics toward…

Materials Science · Physics 2017-04-05 Dong Sun , Jiawei Lai , Junchao Ma , Qinsheng Wang , Jing Liu

Valleytronics aims to control electrons in a valley-specific manner for quantum information manipulation. Due to their strong in-plane anisotropy, which enables polarization-controlled optical transitions to distinct nondegenerate valleys,…

In transition metal dichalcogenides, the valley degree of freedom directly couples valley-polarised excitons - excited by circularly polarised light - to valley-dependent chiral photons, enabling ultrafast light-driven valleytronics.…

The selective control of specific momentum valleys lies at the core of valleytronics, a field that has thus far focused primarily on the $\mathbf{K}$ and $\mathbf{K'}$ valleys in transition metal dichalcogenides (TMDs). However, direct…

Strongly Correlated Electrons · Physics 2026-05-05 Youngjae Kim

The recent discovery of two-dimensional (2D) van der Waals (vdW) magnetic materials has provided new, unprecedented opportunities for both fundamental science and technological applications. Unlike three-dimensional (3D) magnetic systems,…

Materials Science · Physics 2023-03-13 Manh-Huong Phan
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