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Nanomechanical resonator based on levitated particle exhibits unique advantages in the development of ultrasensitive electric field detector. We demonstrate a three-dimensional, high-sensitivity electric field measurement technology using…

Applied Physics · Physics 2022-08-30 Shaocong Zhu , Zhenhai Fu , Xiaowen Gao , Cuihong Li , Zhiming Chen , Yingying Wang , Xingfan Chen , Huizhu Hu

The electron-phonon matrix element for edge states of carbon nanotubes and graphene at zigzag edges is calculated for obtaining renormalized energy dispersion of the edge states. Self-energy correction by electron-phonon interaction…

Mesoscale and Nanoscale Physics · Physics 2007-06-21 K. Sasaki , K. Sato , J. Jiang , R. Saito , S. Onari , Y. Tanaka

Dielectric metasurfaces have introduced a new paradigm for substance detection by exploiting their resonant properties to enhance light-matter interaction. This enhancement can be used for sensing either through refractive index changes or…

Proposed near-future upgrades of the current advanced interferometric gravitational wave detectors include the usage of frequency dependent squeezed light to reduce the current sensitivity-limiting quantum noise. We quantify and describe…

Nanomechanical resonant sensors that are based on detecting and tracking the resonance frequency deviations due to events of interest are being advocated for a variety of applications. All sensor schemes currently in use are subject to a…

Applied Physics · Physics 2021-11-12 Alper Demir

Electrostatic sensing technology is widely utilized in both military and civilian applications, including electrostatic prevention in gas stations and various electronic devices. The high sensitivity of electrostatic sensor is capable to…

Materials Science · Physics 2017-10-31 Wenhui Wang , Ruxia Du , Linping He , Weiwei Zhao , Yunfei Chen , Junpeng Lu , Zhenhua Ni

We study the existence of edge modes in gapped Moir\'e superlattices in graphene monolayer ribbons. We find that the superlattice bands acquire finite Chern numbers, which lead to a Valley Hall Effect. The presence of dispersive edge modes…

Mesoscale and Nanoscale Physics · Physics 2018-01-17 Rory Brown , Niels R. Walet , Francisco Guinea

We propose using graphene electrodes with hydrogenated edges for solid-state nanopore-based DNA sequencing, and perform molecular dynamics simulations in conjunction with electronic transport calculations to explore the potential merits of…

Biological Physics · Physics 2011-08-03 Yuhui He , Ralph H. Scheicher , Anton Grigoriev , Rajeev Ahuja , Shibing Long , ZongLiang Huo , Ming Liu

Wave scattering structures with amplification and dissipation can be modelled by non-Hermitian systems, opening new ways to control waves at small length scales. In this work, we study the phenomenon of topologically protected edge states…

Analysis of PDEs · Mathematics 2020-06-11 Habib Ammari , Erik Orvehed Hiltunen

In this paper, we develop a theory of edge effects in graphene for its applications to nanoantennas in the terahertz, infrared, and visible frequency ranges. Its characteristic feature is selfconsistence reached due the formulation in terms…

Mesoscale and Nanoscale Physics · Physics 2023-05-26 Tomer Berghaus , Touvia Miloh , Oded Gottlieb , Gregory Slepyan

The use of graphene in surface plasmon resonance sensors, covering a metallic (plasmonic) film, has a number of demonstrated advantages, such protecting the film against corrosion/oxidation and facilitating the introduction of functional…

Mesoscale and Nanoscale Physics · Physics 2022-10-26 Aline dos S. Almeida , D. A. Bahamon , Nuno M. R. Peres , Christiano J. S. de Matos

We employ Molecular Dynamics (MD) simulations to study atom vibrational amplitudes in carbon-supported Molybdenum Disulphide (MoS2) nanoparticles. Enhanced and correlated atom vibrational amplitudes are observed as the nanoparticle edges…

Materials Science · Physics 2025-09-11 Patrick Giese , Mathias Stokkebye Nissen , Stig Helveg , Jakob Schiøtz

We show that the particular distribution of mass deposited on the surface of a nanomechanical resonator can be estimated by tracking the evolution of the device's resonance frequencies during the process of desorption. The technique, which…

Mesoscale and Nanoscale Physics · Physics 2015-06-24 T. S. Biswas , Jin Xu , N. Miriyala , C. Doolin , T. Thundat , J. P. Davis , K. S. D. Beach

The recent emergence of strain gradient engineering directly affects the nanomechanics, optoelectronics and thermal transport fields in 2D materials. More specifically, large suspended graphene under very high stress represents the…

Mesoscale and Nanoscale Physics · Physics 2019-01-25 Julien Chaste , Amine Missaoui , Amina Saadani , Daniel Garcia-Sanchez , Debora Pierucci , Zeineb Ben Aziza , Abdelkarim Ouerghi

Mechanical nonlinearities dominate the motion of nanoresonators already at relatively small oscillation amplitudes. Although single and coupled two-degrees-of-freedom models have been used to account for experimentally observed nonlinear…

Mesoscale and Nanoscale Physics · Physics 2023-04-05 Ata Keşkekler , Vincent Bos , Alejandro M. Aragón , Peter G. Steeneken , Farbod Alijani

Vibro-tactile feedback is, by far the most common haptic interface in wearable or touchable devices. This feedback can be amplified by controlling the wave propagation characteristics in devices, by utilizing phenomena such as structural…

Materials Science · Physics 2021-01-29 Sai Sharan Injeti , Ali Israr , Tianshu Liu , Yiğit Mengüç , Daniele Piazza , Dongsuk D. Shin

Flexible pressure sensors are an attractive area of research due to their potential applications in biomedical sensing and wearable devices. Among flexible and wearable pressure sensors, capacitive pressure sensors show significant…

Applied Physics · Physics 2021-11-12 Lekshmi A. Kurup , Cameron M. Cole , Joshua N. Arthur , Soniya D. Yambem

Gas sensors are an indispensable ingredient of the modern society, finding their use across a range of industries that include manufacturing, environmental protection and control, automotive and others. Novel applications have been arising,…

Instrumentation and Detectors · Physics 2022-09-13 Marko Spasenović , Stevan Andrić , Tijana Tomašević-Ilić

The operating principle of squeeze-film pressure sensors is based on the pressure dependence of a membrane's resonance frequency, caused by the compression of the surrounding gas which changes the resonator stiffness. To realize such…

Mesoscale and Nanoscale Physics · Physics 2017-11-17 Robin J. Dolleman , Dejan Davidovikj , Santiago J. Cartamil-Bueno , Herre S. J. van der Zant , Peter G. Steeneken

We report phase sensitive measurements of microwave propagation through a high mobility two dimensional electron gas subjected to a perpendicular magnetic field. Two types of configurations were used, one that allows all wave vectors q, and…

Condensed Matter · Physics 2009-10-30 N. Q. Balaban , U. Meirav , Hadas Shtrikman , V. Umansky