Results 81 to 90 of about 6,678,115 (243)

Bidirectional optical rotation of cells

open access: yesAIP Advances, 2017
Precise and controlled rotation manipulation of cells is extremely important in biological applications and biomedical studies. Particularly, bidirectional rotation manipulation of a single or multiple cells is a challenge for cell tomography and ...
Jiyi Wu, Weina Zhang, Juan Li
doaj   +1 more source

optical rotation

open access: yes, 2014
Citation: 'optical rotation' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.O04312 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire   +1 more source

Step-like all-optical decision function using nonlinear polarisation rotation in a nonlinear optical loop mirror and in a subsequent fibre section with output polarisation selection [PDF]

open access: yes, 2009
We propose and study numerically a fibre-based scheme designed to generate a step-like optical decisión function for ultrafast data processing applications.
BALDEMAR IBARRA ESCAMILLA, EVGENY KUZIN
core  

Measurement of optical rotation in crystals

open access: yesFerroelectrics, 1996
Abstract In the last few years, new techniques have been devised to measure optical rotation in cases where the linear birefringence dominates and this has opened up new fields of research into the phenomenon of optical rotation. In this paper, the phenomenon of optical rotation will be discussed with respect to our knowledge of crystal structure and a
Kaminsky, W, Glazer, A
openaire   +2 more sources

Experimental analysis of four-wave mixing in a semiconductor optical amplifier using frequency resolved optical gating [PDF]

open access: yes, 2007
Four-wave mixing was performed in a multi-quantum well semiconductor optical amplifier in order to demultiplex 2 ps pulses from 80 GHz to 10 GHz. The demultiplexed pulses were measured using frequency resolved optical gating.
Barry, Liam P.   +8 more
core   +2 more sources

Reply to Comment on ‘No circular birefringence exists in a chiral medium: an analysis of single-mode refraction’

open access: yesNew Journal of Physics
Based on their finding that the circularly polarized Beltrami fields are solutions to their eigenvalue equation (7), the authors of preceding Comment claim that the linearly polarized basis is inapplicable to light waves in an isotropic chiral medium. We
Zhi-Juan Hu, Chun-Fang Li
doaj   +1 more source

Rotation-Invariant Feature Learning for Object Detection in VHR Optical Remote Sensing Images by Double-Net

open access: yesIEEE Access, 2020
Rotation-invariant feature extraction is crucial for object detection in Very High Resolution (VHR) optical remote sensing images. Although convolutional neural networks (CNNs) are good at extracting the translation-invariant features and have been ...
Zhi Zhang   +4 more
doaj   +1 more source

Computation for polarizer's optimal rotation angle on airborne optical platform

open access: yes, 2011
The rotation angle of a mounted polarizer in front of a camera has a direct effect on imaging quality and therefore this paper presents a rapid computation method for a polarizer's optimal rotation angle on an airborne optical platform.
Shi ZL(史泽林)   +3 more
core  

Multiple-Hop Routing in Ultrafast All-Optical Packet Switching Network Using Multiple PPM Routing Tables [PDF]

open access: yes, 2008
In this paper we present the modeling and simulation of multiple-hop routing in ultrafast all-optical packet switching based routers employing multiple pulse position modulation (PPM) formatted routing table.
Ghassemlooy, Zabih   +9 more
core   +1 more source

Rotating Dynamics Analysis of Defective Homogeneous Sphere in Optical Tweezers

open access: yesPhotonic Sensors
An optically levitated rotating sphere is an ultrasensitive torque sensor. In this article, a method was presented to apply a specially manufactured defective hollow homogeneous sphere as a stable rotor.
Qi ZHU   +5 more
doaj   +1 more source

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