Results 51 to 60 of about 4,159,704 (407)

Optothermal rotation of micro-/nano-objects in liquids [PDF]

open access: yesarXiv, 2023
Controllable rotation of micro-/nano-objects provides tremendous opportunities for cellular biology, three-dimensional (3D) imaging, and micro/nanorobotics. Among different rotation techniques, optical rotation is particularly attractive due to its contactless and fuel-free operation.
arxiv  

Fundamentals of cavity-enhanced polarimetry for parity-nonconserving optical rotation measurements: Application to Xe, Hg, and I [PDF]

open access: yes, 2013
We present the theoretical basis of a cavity-enhanced polarimetric scheme for the measurement of parity-nonconserving (PNC) optical rotation. We discuss the possibility of detecting PNC optical rotation in accessible transitions in metastable Xe and Hg ...
L. Bougas   +3 more
semanticscholar   +1 more source

Deep learning-based method for analyzing the optically trapped sperm rotation

open access: yesScientific Reports, 2023
Optical tweezers exert a strong trapping force on cells, making it crucial to analyze the movement of trapped cells. The rotation of cells plays a significant role in their swimming patterns, such as in sperm cells. We proposed a fast deep-learning-based
Jiangcheng Zhao   +3 more
doaj   +1 more source

Manipulation of Giant Faraday Rotation in Graphene Metasurfaces

open access: yes, 2012
Faraday rotation is a fundamental magneto-optical phenomenon used in various optical control and magnetic field sensing techniques. Recently, it was shown that a giant Faraday rotation can be achieved in the low-THz regime by a single monoatomic graphene
Arya Fallahi   +3 more
core   +1 more source

Square pulse emission with ultra-low repetition rate utilising non-linear polarisation rotation technique

open access: yesThe Journal of Engineering, 2014
The generation of nanosecond square pulse and microsecond harmonic pulse in a passively mode-locked fibre ring laser is demonstrated by inserting a 20 km long single mode fibre in the cavity. The laser operates in anomalous region based on the non-linear
Sin Jin Tan   +3 more
doaj   +1 more source

Ultrasensitive Protein Concentration Characterization Based on Weak Measurements

open access: yesPhotonic Sensors, 2022
An optical rotation bio-sensor based on the photonic spin Hall effect was established and applied to detecting the concentration varieties of chiral molecules.
Bowen Song   +3 more
doaj   +1 more source

Observable signals in a string inspired axion-dilaton background and Randall-Sundrum scenario

open access: yes, 2005
Rotation angle of the plane of polarization of the distant galactic radio waves has been estimated in a string inspired axion-dilaton background. It is found that the axion,dual to the field strength of the second rank antisymmetric massless Kalb-Ramond ...
Debaprasad Maity   +6 more
core   +1 more source

ON THE OPTICAL ROTATION OF PINEN HYDROCHLORIDE. [PDF]

open access: yesJournal of the American Chemical Society, 1899
n ...
openaire   +2 more sources

Optical alignment and spinning of laser-trapped microscopic particles [PDF]

open access: yes, 1998
Light-induced rotation of absorbing microscopic particles by transfer of angular momentum from light to the material raises the possibility of optically driven micromachines.
A Ashkin   +9 more
core   +2 more sources

THE OPTICAL ROTATION OF SPIRITS OF TURPENTINE. [PDF]

open access: yesJournal of the American Chemical Society, 1908
n ...
openaire   +2 more sources

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