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Related papers: Two-Dimensional Multiferroic Semiconductors with C…

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Integrating semiconducting and magnetic materials could combine transistor-like operation with nonvolatility and enable architectures such as logic-in-memory. Here, we employ correlated electrical transport and scanning nitrogen-vacancy…

Engineering optical properties, such as luminescence purity and charge transfer, is crucial for harnessing the application potential of atomically thin transition metal dichalcogenides (TMDCs). While electrostatic gating is widely applied…

Monolayer Transition Metal Dichalcogenides (TMDCs) are promising candidates for quantum technologies, such as quantum dots, because they are truly two-dimensional semiconductors with a direct band gap. In this work, we analyse theoretically…

Mesoscale and Nanoscale Physics · Physics 2018-02-28 Alessandro David , Guido Burkard , Andor Kormányos

Semiconductor heterostructures form the cornerstone of many electronic and optoelectronic devices and are traditionally fabricated using epitaxial growth techniques. More recently, heterostructures have also been obtained by vertical…

Mesoscale and Nanoscale Physics · Physics 2014-07-29 Marco M. Furchi , Andreas Pospischil , Florian Libisch , Joachim Burgdörfer , Thomas Mueller

Van der Waals (vdW) materials offer new ways to assemble artificial electronic media with properties controlled at the design stage, by combining atomically defined layers into interfaces and heterostructures. Their potential for…

Integration of two-dimensional (2D) van der Waals (vdWs) materials with non-2D materials to realize mixed-dimensional heterostructures has potential for creating functional devices beyond the reach of existing materials and has long been a…

Materials Science · Physics 2022-12-06 Ya-Ning Ren , Mo-Han Zhang , Qi Zheng , Lin He

Interfacial ferroelectricity emerges in heterostructures consisting of nonpolar van der Waals (vdW) layers, greatly expanding the scope of two dimensional ferroelectrics. In particular, the unconventional moire ferroelectricity observed in…

By stacking various two-dimensional (2D) atomic crystals [1] on top of each other, it is possible to create multilayer heterostructures and devices with designed electronic properties [2-5]. However, various adsorbates become trapped…

Mesoscale and Nanoscale Physics · Physics 2012-09-06 S. J. Haigh , A. Gholinia , R. Jalil , S. Romani , L. Britnell , D. C. Elias , K. S. Novoselov , L. A. Ponomarenko , A. K. Geim , R. Gorbachev

Interlayer stacking order has recently emerged as a unique degree of freedom to control crystal symmetry and physical properties in two-dimensional van der Waals (vdW) materials and heterostructures. By tuning the layer stacking pattern,…

Compelling evidence suggests distinct correlated electron behavior may exist only in clean 2D materials such as 1T-TaS2. Unfortunately, experiment and theory suggest that extrinsic disorder in free standing 2D layers disrupts…

Two-dimensional (2D) multiferroics exhibit cross-control capacity between magnetic and electric responses in reduced spatial domain, making them well suited for next-generation nanoscale devices; however, progress has been slow in…

Materials Science · Physics 2020-05-15 Jing Shang , Chun Li , Aijun Du , Ting Liao , Yuantong Gu , Yandong Ma , Liangzhi Kou , Changfeng Chen

We present a comprehensive study of the band alignments of two-dimensional (2D) semiconducting materials and highlight the possibilities of forming momentum-matched type I, II and III heterojunctions; an enticing possibility being atomic…

Materials Science · Physics 2016-07-13 V. Ongun Özçelik , Javad G. Azadani , Ce Yang , Steven J. Koester , Tony Low

Van der Waals (vdW) semiconductors are attractive for highly scaled devices and heterogeneous integration since they can be isolated into self-passivated, two-dimensional (2D) layers that enable superior electrostatic control. These…

Mesoscale and Nanoscale Physics · Physics 2020-03-24 Jinshui Miao , Xiwen Liu , Kiyoung Jo , Kang He , Ravindra Saxena , Baokun Song , Huiqin Zhang , Jiale He , Myung-Geun Han , Weida Hu , Deep Jariwala

Layered two-dimensional van der Waals (vdW) semiconductors and their heterostructures have been shown to exhibit positive photoconductance (PPC) in many studies. A few recent reports have demonstrated negative photoconductance (NPC) as well…

Applied Physics · Physics 2022-06-10 Himani Jawa , Sayantan Ghosh , Abin Varghese , Srilagna Sahoo , Saurabh Lodha

Ferromagnetism and superconductivity are two key ingredients to create non-Abelian quasiparticle excitations that are expected as building blocks to construct topological quantum computers. Adversely, ferromagnetism and superconductivity…

The investigation of 2D van der Waals (vdW) materials is a vibrant, fast moving and still growing interdisciplinary area of research. 2D vdW materials are truly 2D crystals with strong covalent in-plane bonds and weak van der Waals…

Mesoscale and Nanoscale Physics · Physics 2017-04-05 Ursula Wurstbauer , Bastian Miller , Eric Parzinger , Alexander W. Holleitner

Nowadays, designing and searching for materials with multiple functional characteristics are the key to achieving high-performance electronic devices. Among many candidates, two-dimensional multiferroic materials have great potential to be…

Materials Science · Physics 2020-11-03 Hai-Peng You , Ning Ding , Jun Chen , Shuai Dong

Tuning dimensionality in van der Waals materials with finite interlayer coupling has introduced various electronic phase transitions by conventional mechanical exfoliation. Particularly when the electronic order is tied to the modulation of…

Strongly Correlated Electrons · Physics 2023-01-12 Hyoung Kug Kim , So Young Kim , C. J. Won , Sang-Wook Cheong , Jonghwan Kim , Jun Sung Kim , Tae-Hwan Kim

Two-dimensional (2D) semiconducting transition metal dichalcogenides (TMDCs) and black phosphorus (BP) have beneficial electronic, optical, and physical properties at the few-layer limit. As atomically thin materials, 2D TMDCs and BP are…

Materials Science · Physics 2016-03-30 Christopher R. Ryder , Joshua D. Wood , Spencer A. Wells , Mark C. Hersam

Since the celebrated discovery of graphene, the family of two-dimensional (2D) materials has grown to encompass a broad range of electronic properties. Recent additions include spin-valley coupled semiconductors, Ising superconductors that…