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相关论文: Orthotropic Piezoelectricity in 2D Nanocellulose

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Reliable and controllable switches are crucial in nanofluidics and iontronics. Ion channels in nature serve as a rich source of inspiration due to their intricate mechanisms modulated by stimuli like pressure, temperature, chemicals, and…

介观与纳米尺度物理 · 物理学 2023-10-17 Gonçalo Paulo , Alberto Gubbiotti , Giovanni Di Muccio , Alberto Giacomello

Natural hyperbolic materials offer a powerful platform for light-matter interactions by supporting highly anisotropic electromagnetic modes without the need for artificial patterning. In this work, we experimentally demonstrate that the…

Low-dimensional (LD) transition metal dichalcogenides (TMDs) in the form of nanoflakes, which consist of one or several layers, are the subject of intensive fundamental and applied research. Due to the size-induced transition from a bulk to…

Black phosphorus (P), a layered material that can be isolated down to individual 2D crystalline sheets, exhibits highly anisotropic mechanical properties due to its corrugated crystal structure in each atomic layer, which are intriguing for…

介观与纳米尺度物理 · 物理学 2015-04-07 Zenghui Wang , Philip X. -L. Feng

Two-dimensional heterostructure of WSe2/MoS2 atomic layers has unique piezoelectric characteristics which depends on the number of atomic layer, stacking type, and interlayer interaction size. The van der Waals heterostructure of p- and…

介观与纳米尺度物理 · 物理学 2019-12-13 Sheng Yu , Tikaram Neupane , Dulitha Jayakodige , Zhuo Yang

The zeta ($\zeta$) potential is a pivotal metric for characterizing the electric field topology within an electric double layer - an important phenomenon on phase interface. It underpins critical processes in diverse realms such as…

介观与纳米尺度物理 · 物理学 2024-02-08 Shuangshuang Meng , Yu Han , Wei Zhao , Yueqiang Zhu , Chen Zhang , Xiaoqiang Feng , Ce Zhang , Duyang Zang , Guangyin Jing , Kaige Wang

This is a review of theoretical results from the three-dimensional equations of anisotropic elasticity or linear piezoelectricity on waves and vibrations in quartz crystal plates. It covers both the classical results on acoustic wave…

应用物理 · 物理学 2023-06-02 Jiashi Yang

The anisotropy of the electronic structure of ternary nanolaminate V2GeC is investigated by bulk-sensitive soft x-ray emission spectroscopy. The measured polarization-dependent emission spectra of V L2,3, C K, Ge M1 and Ge M2,3 in V2GeC are…

Modern semiconductor materials are increasingly used in multidisciplinary systems demonstrating cross-interactions between mechanical strains and electronic potentials, which gives rise to ubiquitous applications in high sensitivity,…

材料科学 · 物理学 2021-06-04 Lijie Li

Dielectric nano-swithes made of the materials that exhibit piezoelectric and/or flexoelectric properties with significant electro-mechanical coupling are considered. In this case, a nonuniform strain field may locally break inversion…

材料科学 · 物理学 2010-02-16 M. M. Toropova

In this letter, we show that a new class of two-dimensional phosphorus allotropes can be constructed via assembling the previously proposed ultrathin metastable phosphorus nanotube into planar structures in different stacking orientations.…

材料科学 · 物理学 2018-05-02 Zhenqing Li , Chaoyu He , Tao Ouyang , Chunxiao Zhang , Cao Tang , Rudolf A. Romer , Jianxin Zhong

Spin-polarized two-dimensional electron gas (2DEG) at oxide interfaces is an emerging physical phenomenon, which is technologically important for potential device applications. However, most previous relevant studies only focused on the…

强关联电子 · 物理学 2021-11-01 Yakui Weng , Wei Niu , Xin Huang , Ming An , Shuai Dong

Presently, the piezoelectric materials are finding tremendous applications in the micro-mechanical actuators, sensors and self-powered devices. In this context, the studies pertaining to piezoelectric properties of materials in the…

材料科学 · 物理学 2016-05-12 A. K. Sivadasan , G. Mangamma , S. Bera , M. Kamruddin , S. Dhara

When materials are patterned in three dimensions, there exist opportunities to tailor and create functionalities associated with an increase in complexity, the breaking of symmetries, and the introduction of curvature and non-trivial…

Lateral in-plane heterostructures enable precise control of electronic properties and quantum effects in 2D materials. However, their periodic synthesis is challenging because it requires precise control to maintain sharp, coherent…

材料科学 · 物理学 2025-06-23 Puspendu Guha , Sangmin Lee , Eunsu Lee , Hyeonhu Bae , Hoonkyung Lee , Miyoung Kim , Gyu-Chul Yi

The electromagnetic response of a nanoparticle of an ion-doped polymeric elastic insulator, commonly called as an electret, is considered in the continuum model of a uniformly charged elastic sphere. The spectral formulae for the frequency…

材料科学 · 物理学 2015-05-13 Sergey Bastrukov , Irina Molodtsova , Pik-Yin Lai

The new paradigm of heterostructures based on two-dimensional (2D) atomic crystals has already led to the observation of exciting physical phenomena and creation of novel devices. The possibility of combining layers of different 2D…

Based on the locality principle of insulating superlattices, we apply the method of Wu {\it et al} [Phys. Rev. Letter {\bf 101}, 087610 (2008)] to the piezoelectric strains of individual layers under fixed displacement field. For a…

材料科学 · 物理学 2015-05-30 Charles Swartz , Xifan Wu

Interlayer coupling in two-dimensional (2D) layered nanomaterials can provide us novel strategies to evoke their superior properties, such as the exotic flat bands and unconventional superconductivity of twisted layers, the formation of…

Piezoelectric materials have wide sensing and energy transduction applications due to their inherent coupling of mechanical deformation and electric field. Recent discoveries have revealed that asymmetric or heterogeneous microstructures of…

材料科学 · 物理学 2022-02-10 Zhizhou Zhang , Jeong-Ho Lee , Grace X. Gu