Results 31 to 40 of about 118,744 (375)

New MEMS Tweezers for the Viscoelastic Characterization of Soft Materials at the Microscale

open access: yesMicromachines, 2017
As many studies show, there is a relation between the tissue’s mechanical characteristics and some specific diseases. Knowing this relationship would help early diagnosis or microsurgery.
Paolo Di Giamberardino   +6 more
doaj   +1 more source

Independent trapping and manipulation of microparticles using dexterous acoustic tweezers [PDF]

open access: yes, 2014
An electronically controlled acoustic tweezer was used to demonstrate two acoustic manipulation phenomena: superposition of Bessel functions to allow independent manipulation of multiple particles and the use of higher-order Bessel functions to trap ...
Cochran, Sandy   +6 more
core   +4 more sources

Enabling Self-Induced Back-Action Trapping of Gold Nanoparticles in Metamaterial Plasmonic Tweezers [PDF]

open access: yesNano letters (Print), 2022
The pursuit for efficient nanoparticle trapping with low powers has led to optical tweezers technology moving from the conventional free-space configuration to advanced plasmonic systems. However, trapping nanoparticles smaller than 10 nm still remains a
Theodoros D. Bouloumis   +2 more
semanticscholar   +1 more source

Moving live dissociated neurons with an optical tweezer [PDF]

open access: yes, 2009
The use of an optical tweezer for moving dissociated neurons was studied. The main features of the tweezers are outlined as well as the general principles of its operation.
Chow, Gary, Pine, Jerome
core   +1 more source

Optical Tweezers: A Comprehensive Tutorial from Calibration to Applications [PDF]

open access: yes, 2020
Since their invention in 1986 by Arthur Ashkin and colleagues, optical tweezers have become an essential tool in several fields of physics, spectroscopy, biology, nanotechnology, and thermodynamics.
Jan Gieseler   +11 more
semanticscholar   +1 more source

Optical tweezers throw and catch single atoms [PDF]

open access: yesOptica, 2022
Single atoms movable from one place to another would enable a flying quantum memory that can be used for quantum communication and quantum computing at the same time. Guided atoms, e.g., by optical tweezers, provide a partial solution, but the benefit of
Hansub Hwang   +4 more
semanticscholar   +1 more source

Muscle-powered Cantilever for Microtweezers with an Artificial Micro Skeleton and Rat Primary Myotubes

open access: yesJournal of Biomechanical Science and Engineering, 2010
A technique to attach muscle cells to artificial micro mechanical systems was studied using dog body hair and rat primary skeletal muscle. Muscle-powered cantilever for microtweezers were fabricated which consisted of a single strand of hair for the ...
Takayuki HOSHINO, Keisuke MORISHIMA
doaj   +1 more source

Opto-thermoelectric speckle tweezers

open access: yesNanophotonics, 2020
Opto-thermoelectric tweezers present a new paradigm for optical trapping and manipulation of particles using low-power and simple optics. New real-life applications of opto-thermoelectric tweezers in areas such as biophysics, microfluidics, and ...
Kotnala Abhay   +2 more
doaj   +1 more source

Simulation of superresolution holography for optical tweezers [PDF]

open access: yes, 2008
Optical tweezers manipulate microscopic particles using foci of light beams. Their performance is therefore limited by diffraction. Using computer simulations of a model system, we investigate the application of superresolution holography for two ...
  +15 more
core   +2 more sources

High-resolution Single-molecule Magnetic Tweezers.

open access: yesAnnual Review of Biochemistry, 2022
Single-molecule magnetic tweezers deliver magnetic force and torque to single target molecules, permitting the study of dynamic changes in biomolecular structures and their interactions.
Hyun-Kyu Choi   +3 more
semanticscholar   +1 more source

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