Results 11 to 20 of about 1,189,790 (336)

Experimental verification of selection rules for circularly polarized high harmonics from a solid [PDF]

open access: yesEPJ Web of Conferences, 2019
We experimentally verify selection rules for circularly polarized high harmonics from solids by using single-color circularly polarized mid-infrared pulses. Our result offers a novel way to produce circularly polarized, coherent short-wavelength light.
Saito Nariyuki   +5 more
doaj   +1 more source

Switchable Chiral Metasurface for Terahertz Anomalous Reflection Based on Phase Change Material

open access: yesApplied Sciences, 2022
A switchable chiral metasurface based on a phase change material Ge2Sb2Te5, which can switch between a right-handed circularly polarized mirror and a left-handed circularly polarized mirror, is theoretically discussed.
Jiajia Chen, Xieyu Chen, Zhen Tian
doaj   +1 more source

A complex amplitude control method of metasurface based on full phase modulation

open access: yesResults in Physics, 2023
Unlike the Pancharatnam-Berry phase and spin-decoupled metasurface, which only modifies the phase of the cross-polarization components, the full-phase modulation metasurface achieves independent wavefront control of the co– and cross-polarization ...
Zhitong Sun   +6 more
doaj   +1 more source

Optimization design and application of circularly polarized antenna in mine UWB positioning system

open access: yesGong-kuang zidonghua, 2023
The antenna is an important part of the mine UWB positioning system. In order to suppress the multipath reflection signal received by the mine UWB positioning system and improve the positioning precision of the mine UWB positioning system, the ...
JU Chen
doaj   +1 more source

The Interaction of 2D Materials With Circularly Polarized Light

open access: yesAdvancement of science, 2023
2D materials (2DMs), due to spin‐valley locking degree of freedom, exhibit strongly bound exciton and chiral optical selection rules and become promising material candidates for optoelectronic and spin/valleytronic devices.
Rong Rong   +6 more
semanticscholar   +1 more source

External magnetic field-induced circularly polarized luminescence and electroluminescence from optically inactive thermally activated delayed fluorescence material 4CzIPN

open access: yesFrontiers in Chemistry, 2023
An achiral optically inactive organic luminophore, 4CzIPN, exhibits circularly polarized thermally activated delayed fluorescence when photoexcited under an external magnetic field.
Takumi Kuroda   +3 more
doaj   +1 more source

Aggregation-induced emission from optically active X-shaped molecules based on planar chiral [2.2]paracyclophane

open access: yesScientific Reports, 2023
An optically active π-stacked molecule was synthesized incorporating planar chiral [2.2]paracyclophane and o-carborane units to impart circularly polarized luminescence and aggregation-induced emission properties to the molecule. The molecule exhibited a
Keishi Jikuhara   +2 more
doaj   +1 more source

Single-component color-tunable circularly polarized organic afterglow through chiral clusterization

open access: yesNature Communications, 2022
Circularly polarized organic afterglow (CPOA) with both long-lived room-temperature phosphorescence (RTP) and circularly polarized luminescence (CPL) is currently attracting great interest, but the development of multicolor-tunable CPOA in a single ...
Hui Li   +11 more
semanticscholar   +1 more source

Scattering of circularly polarized radiation [PDF]

open access: yesThe Journal of Physical Chemistry, 1983
The differential refraction and absorption of circularly polarized light was applied by Henry Eyring and co-workers to study the configuration and conformation of small molecules. The differential scattering as a function of angle of circularly polarized light can provide structural information about large scattering systems.
Tinoco, I., Keller, D.
openaire   +2 more sources

A Scalable Ka-Band 1024-Element Transmit Dual-Circularly-Polarized Planar Phased Array for SATCOM Application

open access: yesIEEE Access, 2022
This paper presents a scalable 1024-element transmit dual-circularly-polarized phased array for Ka-band satellite communication (SATCOM) terminal applications.
Xuan Luo   +7 more
semanticscholar   +1 more source

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