Results 81 to 90 of about 40,854 (217)

Ton‐Scale Industrial Optical Polycarbonate Film: Combining Full‐Color Phosphorescence and Various Photochromic

open access: yesAdvanced Science, EarlyView.
PC is used as the host to achieve doped films with both phosphorescence and photochromic properties, PC can be paired with dozens of phosphorescence guests and photochromic guests, achieving full‐color phosphorescence emission from blue to red, as well as rapid and reversible transitions from colorless to pink, red, or blue–purple.
Peng Chen   +9 more
wiley   +1 more source

Designing dark energy afterglow experiments

open access: yes, 2012
Chameleon fields, which are scalar field dark energy candidates, can evade fifth force constraints by becoming massive in high-density regions. However, this property allows chameleon particles to be trapped inside a vacuum chamber with dense walls ...
Chou, Aaron S.   +2 more
core   +1 more source

The afterglow and host galaxy of GRB 090205: evidence for a Ly-alpha emitter at z=4.65 [PDF]

open access: yes, 2010
Gamma-ray bursts have been proved to be detectable up to distances much larger than any other astrophysical object, providing the most effective way, complementary to ordinary surveys, to study the high redshift universe. To this end, we present here the
A. Fernández-Soto   +58 more
core   +2 more sources

Endowing Photodeformation Film With Near‐Infrared Afterglow

open access: yesAggregate, EarlyView.
We present rigid–flexible partitioned molecular design that enables simultaneous visible‐light‐driven photocontraction (up to 48%) and persistent NIR afterglow in PET films. This strategy resolves the fundamental conflict between molecular flexibility required for photodeformation and structural rigidity essential for persistent afterglow, enabling ...
Shiyue Tang   +5 more
wiley   +1 more source

On the External Inverse Compton Scattering off the Prompt Emission in GRB 221009A

open access: yesThe Astrophysical Journal
The temporal evolution of the TeV emission of GRB 221009A displays a smooth transition from an initial rapid rise to a slower rise and eventually a decay phase. The smooth light curve suggests an afterglow origin of the TeV emission. The temporal overlap
Cui-Yuan Dai   +4 more
doaj   +1 more source

Environment and Energy Injection Effects in GRB Afterglows [PDF]

open access: yes, 1999
In a recent paper (Dai & Lu 1999), we have proposed a simple model in which the steepening in the light curve of the R-band afterglow of the gamma-ray burst (GRB) 990123 is caused by the adiabatic shock which has evolved from an ultrarelativistic phase ...
Dai Z. G.   +8 more
core   +2 more sources

Association Between Meteor Radio Afterglows and Optical Persistent Trains [PDF]

open access: hybrid, 2020
K. S. Obenberger   +7 more
openalex   +1 more source

Mechanochromic Organic Materials: Molecular Mechanisms and Multidimensional Applications

open access: yesAdvanced Physics Research, EarlyView.
Mechanochromic (MC) organic materials change color in response to mechanical force. This review elucidates the molecular mechanisms (e.g., aggregation‐induced emission, AIE) and explores their multidimensional applications in sensors, anti‐counterfeiting, biomedical devices, and structural health monitoring, providing a roadmap for future smart ...
Xiaozhe Yin   +5 more
wiley   +1 more source

First hours of the GRB 030329 optical afterglow

open access: yes, 2003
We present the first results of the observations of the extremely bright optical afterglow of gamma-ray burst (GRB) 030329 with the 1.5m Russian-Turkish telescope RTT150 (TUBITAK National Observatory, Bakyrlytepe, Turkey).
Alpar, M. A.   +14 more
core   +1 more source

X‐ray controlled release strategy in cancer therapy

open access: yesBMEMat, EarlyView.
A comprehensive review on the design principles and current strategies of X‐ray stimulated release systems in cancer therapy, focusing on the X‐ray responsive functional groups and materials as well as discussing the advantages and current challenges of X‐ray controlled release systems in cancer therapy.
Yiling Ruan   +5 more
wiley   +1 more source

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