Results 21 to 30 of about 2,034,935 (301)

Laser-Actuated Multi-Fingered Hand for Dexterous Manipulation of Micro-Objects

open access: yesIEEE Access, 2023
Dexterous robotic manipulation refers to the coordination of multiple fingers or manipulators to grasp and manipulate a target object. In past decades, various achievements have been established in dexterous robotic manipulation in the physical world ...
Quang Minh Ta   +3 more
doaj   +1 more source

Kosterlitz-Thouless melting of magnetic order in the triangular quantum Ising material TmMgGaO4

open access: yesNature Communications, 2020
TmMgGaO4 is one of a number of recently-synthesized quantum magnets that are proposed to realize important theoretical models. Here the authors demonstrate the agreement between detailed experimental measurements and state-of-the-art predictions based on
Han Li   +7 more
doaj   +1 more source

Quantum speedup in noninertial frames

open access: yesEuropean Physical Journal C: Particles and Fields, 2020
We investigate the speedup evolution of the system under the influence of the Unruh effect, where one of the observers (e.g., Bob) is uniformly accelerated.
Kai Xu   +4 more
doaj   +1 more source

Micro-manipulation of nanodiamonds containing NV centers for quantum applications

open access: yes, 2020
Micro-manipulations of nanodiamonds (NDs) containing Nitrogen-Vacancy (NV) centers are here reviewed. Various methods such as optical tweezers, electro-kinetic trap, ions traps, optofluidics and plasmonics applied to the specific nanomaterial are ...
S. Castelletto, Lorenzo Rosa, A. Boretti
semanticscholar   +1 more source

Topological superconductors from one-dimensional periodically modulated Majorana chains

open access: yesScientific Reports, 2017
By analogy to the topological models of fermions in one-dimensional periodically modulated lattices, we provide a systematic method to construct topological superconductors in BDI class.
Yang Lin   +4 more
doaj   +1 more source

Dielectric properties of TbMnO3 ceramics doped with Bi and Fe ions

open access: yesResults in Physics, 2016
The ceramic composites of TbMnO3, Tb0.95Bi0.05MnO3, Tb0.9Bi0.1MnO3 and Tb0.9Bi0.1Mn0.95Fe0.05O3 were compounded by conventional solid-state reaction. Both dielectric constants (ɛ′) and loss tangent (tanδ) of composites have been measured and studied as a
Jianxun Xu, Yimin Cui, Huaizhe Xu
doaj   +1 more source

Tunable Goos–Hänchen Shift and Polarization Beam Splitting Through a Cavity Containing Double Ladder Energy Level System

open access: yesIEEE Photonics Journal, 2019
The present paper theoretically demonstrates tunable Goos–Hänchen (GH) shift and beam splitting of the polarized light reflected from the cavity containing the double ladder energy level system.
Peng Han   +5 more
doaj   +1 more source

Achieving giant spin-orbit splitting in conduction band of monolayer WS2 via n-p co-doping

open access: yesAIP Advances, 2019
Large spin-orbit splitting in the conduction band minimum (CBM) of monolayer transition metal dichalcogenides (TMDs) is in great demand for suppressing the intervalley scattering.
Shaoqiang Guo   +3 more
doaj   +1 more source

Particle Size-Dependent Component Separation Using Serially Arrayed Micro-Chambers

open access: yesMicromachines, 2023
The purpose of this research was to enable component separation based on simple control of the flow rate. We investigated a method that eliminated the need for a centrifuge and enabled easy component separation on the spot without using a battery ...
Mitsuhiro Horade   +5 more
doaj   +1 more source

A Versatile Optoelectronic Tweezer System for Micro-Objects Manipulation: Transportation, Patterning, Sorting, Rotating and Storage

open access: yesMicromachines, 2021
Non-contact manipulation technology has a wide range of applications in the manipulation and fabrication of micro/nanomaterials. However, the manipulation devices are often complex, operated only by professionals, and limited by a single manipulation ...
Shu-Zhang Liang   +9 more
semanticscholar   +1 more source

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