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Surface acoustic wave (SAW) devices are widely used in sensing and biosensing but generally suffer from strong attenuation in liquid environments. Conventional approaches rely on reflectors to reduce these losses, yet these components…

Understanding the extent of contact between objects is crucial for surface-driven phenomena in the natural world. While interactions are known to occur at subnanometer-length scales, the techniques needed to measure such small-length scales…

软凝聚态物质 · 物理学 2024-02-21 Utkarsh Patil , Stephen Merriman , Shubhendu Kumar , Ali Dhinojwala

Hard-sphere fluids confined between parallel plates a distance $D$ apart are studied for a wide range of packing fractions, including also the onset of crystallization, applying Monte Carlo simulation techniques and density functional…

Knowledge of surface forces is the key to understanding a large number of processes in fields ranging from physics to material science and biology. The most common method to study surfaces is dynamic atomic force microscopy (AFM). Dynamic…

介观与纳米尺度物理 · 物理学 2013-02-06 Daniel Platz , Daniel Forchheimer , Erik A. Tholen , David B. Haviland

As commonly used implicit geometry representations, the signed distance function (SDF) is limited to modeling watertight shapes, while the unsigned distance function (UDF) is capable of representing various surfaces. However, its inherent…

计算机视觉与模式识别 · 计算机科学 2025-06-03 Chuanxiang Yang , Yuanfeng Zhou , Guangshun Wei , Long Ma , Junhui Hou , Yuan Liu , Wenping Wang

A new set-up to measure acoustic wave velocities through deforming rock samples at high pressures (up to 1000 MPa), temperatures (up to 700$^\circ$C) and differential stress (up to 1500 MPa) has been developed in a recently refurbished gas…

地球物理 · 物理学 2022-06-01 Christopher Harbord , Nicolas Brantut , Emmanuel David , Thomas Mitchell

Atomic force microscopy (AFM) enables high-resolution imaging and quantitative force measurement, which is critical for understanding nanoscale mechanical, chemical, and biological interactions. In dynamic AFM modes, however, interaction…

仪器与探测器 · 物理学 2025-06-10 Simon Laflamme , Bugrahan Guner , Omur E. Dagdeviren

We present a new imaging technique, swept-angle synthetic wavelength interferometry, for full-field micron-scale 3D sensing. As in conventional synthetic wavelength interferometry, our technique uses light consisting of two…

计算机视觉与模式识别 · 计算机科学 2023-03-31 Alankar Kotwal , Anat Levin , Ioannis Gkioulekas

As the sophistication of Machine Learning Force Fields (MLFF) increases to match the complexity of extended molecules and materials, so does the need for tools to properly analyze and assess the practical performance of MLFFs. To go beyond…

化学物理 · 物理学 2023-08-15 Gregory Fonseca , Igor Poltavsky , Alexandre Tkatchenko

Powered by position-flexible antennas, the emerging fluid antenna system (FAS) technology is postulated as a key enabler for massive connectivity in 6G networks. The free movement of antenna elements enables the opportunistic minimization…

信号处理 · 电气工程与系统科学 2024-07-24 Pablo Ramirez-Espinosa , David Morales-Jimenez , Kai-Kit Wong

The Madison AWAKE Prototype (MAP) is a high-power, high-density helicon plasma experiment. The project's main goal is to develop a scalable plasma source for use in a beam-driven plasma wakefield accelerator as part of the AWAKE project. We…

仪器与探测器 · 物理学 2025-11-11 Marcel Granetzny , Barret Elward , Oliver Schmitz

Fluid antenna systems (FAS) are an emerging technology that promises a significant diversity gain even in the smallest spaces. Motivated by the groundbreaking potentials of liquid antennas, researchers in the wireless communication…

信息论 · 计算机科学 2023-01-02 Malek Khammassi , Abla Kammoun , Mohamed-Slim Alouini

We study the equilibrium of a liquid film on an attractive spherical substrate for an intermolecular interaction model exhibiting both fluid-fluid and fluid-wall long-range forces. We first reexamine the wetting properties of the model in…

统计力学 · 物理学 2013-10-04 Andreas Nold , Alexandr Malijevský , Serafim Kalliadasis

Soft sensors are crucial in bridging autonomous systems' physical and digital realms, enhancing sensor fusion and perception. Instead of deploying soft sensors on the Cloud, this study shift towards employing on-device soft sensors,…

机器学习 · 计算机科学 2024-10-15 Tianheng Ling , Chao Qian , Gregor Schiele

We describe here the implementation of an interferometer-based microwave impedance microscope on a home-built tuning-fork based scanning probe microscope (SPM). Tuning-fork based SPMs, requiring only two electrical contacts for…

应用物理 · 物理学 2020-07-14 Z. Liu , P. W. Krantz , V. Chandrasekhar

The interaction between a rapidly oscillating atomic force microscope tip and a soft material surface is described using both elastic and viscous forces with a moving surface model. We derive the simplest form of this model, motivating it…

The explosive growth of teletraffic, fueled by the convergence of cyber-physical systems and data-intensive applications, such as the Internet of Things (IoT), autonomous systems, and immersive communications, demands a multidisciplinary…

Interferometers measure a wide variety of dynamic processes by converting a phase change into an intensity change. Nonlinear interferometers, making use of nonlinear media in lieu of beamsplitters, promise substantial improvement in the…

量子物理 · 物理学 2016-11-16 Joseph M. Lukens , Nicholas A. Peters , Raphael C. Pooser

Although methods for estimating the pose of objects in indoor scenes have achieved great success, the pose estimation of underwater objects remains challenging due to difficulties brought by the complex underwater environment, such as…

计算机视觉与模式识别 · 计算机科学 2024-09-26 Jingyi Tang , Gu Wang , Zeyu Chen , Shengquan Li , Xiu Li , Xiangyang Ji

This paper reports on the systematic electromechanical characterization of a new three-axial force sensor used in dimensional metrology of micro components. The siliconbased sensor system consists of piezoresistive mechanicalstress…

其他计算机科学 · 计算机科学 2007-11-29 S. Spinner , J. Bartholomeyczik , B. Becker , M. Doelle , O. Paul , I. Polian , R. Roth , K. Seitz , P. Ruther