Results 111 to 120 of about 7,387,440 (343)

Design and fabrication of polarization-independent micro-ring resonators

open access: yes, 2008
Origin of polarization sensitivity of photonic wire waveguides (PWWs) is analysed and the effective refractive indices of two different polarization states are calculated by the three-dimensional full-vector beam propagation method. We find that PWWs are
Liu, YL   +6 more
core  

Generation and characterization of polarization scrambled optical signals [PDF]

open access: yes, 2012
Controlling the state of polarization of a light beam of an optical fiber is of crucial importance. Non-Linear Polarization Pulling (NLPP) is an all-optical way to control the state of polarization of signals which has been proposed in recent years ...
Pegoraro, Alex
core  

Boyle And Camps Written Evidence Independent Review of Administrative Law 19 Oct 2020 [PDF]

open access: yes, 2020
1.1. The exercise of power by the executive does not occur in a vacuum. It forms part of a broader constitutional framework whereby executive power is vested in government and the government and all those exercising power on behalf of the state must ...
Camps, Diana, Boyle, Katie
core  

Polarization Independent Ultra-wideband Meta-material Absorber Using Conductive Ink Resonator

open access: yesJournal of Telecommunications and Information Technology
A wideband meta-material absorber with square and circular split rings that is based on a frequency selective surface of conductive ink is proposed. With over 90% absorptivity, the structure demonstrates broad absorption for the C, X, KU and K bands, as
Bharti Kumari   +3 more
doaj   +1 more source

Microenvironmental Reprogramming by 3D Anisotropic Cardiac Extracellular Matrix Induces Nuclear Remodeling and Epigenetic Maturation of Chemically Induced Cardiomyocytes

open access: yesAdvanced Functional Materials, EarlyView.
A 3D anisotropic hydrogel derived from heart extracellular matrix guides cytoskeletal alignment and nuclear remodeling in reprogrammed cardiomyocyte‐like cells. This study reveals how matrix alignment modulates nuclear envelope dynamics and chromatin state, triggering transcriptional and functional maturation.
Seung Ju Seo   +7 more
wiley   +1 more source

Statistical Measurement of Income Polarization. A cross-national comparison [PDF]

open access: yes
While recent research on income polarization is based on only a few approaches, this paper portrays the major methods and applies each to income distributions of Germany (1984-2000) and the US (1984-1997) using the Cross-National Equivalent Files.
Axel Schmidt
core  

Broadband, wide-angle, and polarization-independent metamaterial absorber for the visible regime.

open access: yesOptics Express, 2017
Broadband metamaterial absorber (MA) in the whole visible regime has attracted an enormous amount of attention for its potential applications in thermophotovoltaic cells, thermal emitters, and other optoelectronic devices. Nonetheless, complicated device
Minghui Luo   +5 more
semanticscholar   +1 more source

Omnipolar Magnetic Field Detection by Superlattice‐Based Hall Sensor

open access: yesAdvanced Functional Materials, EarlyView.
Magnetic‐field‐induced electronic switching is demonstrated in unit‐cell‐engineered La0.7Sr0.3MnO3–BiFeO3 superlattices. Distinct substrate terminations modify magnetic and transport properties. Hall resistance measurements show omnipolar, hysteretic anomalous Hall switching above the Curie temperature, arising from Fe─Mn interfacial exchange, enabling
Mark Huijben   +6 more
wiley   +1 more source

Active-Tuning and Polarization-Independent Absorber and Sensor in the Infrared Region Based on the Phase Change Material of Ge2Sb2Te5 (GST)

open access: yesScientific Reports, 2018
Phase-change materials (PCMs), possessing thermo-optic and thermo-electric properties, have constantly enabled the rewritable optical data storage and the commercialized phase-change memory devices.
Zhongyi Guo   +5 more
semanticscholar   +1 more source

Spontaneous Cdc42 polarization independent of GDI-mediated extraction and actin-based trafficking.

open access: yesPLoS Biology, 2015
The small Rho-family GTPase Cdc42 is critical for cell polarization and polarizes spontaneously in absence of upstream spatial cues. Spontaneous polarization is thought to require dynamic Cdc42 recycling through Guanine nucleotide Dissociation Inhibitor (
Felipe O Bendezú   +5 more
doaj   +1 more source

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