Results 101 to 110 of about 21,384 (312)

The Kinematics of CIV in Star-Forming Galaxies at z~1.2

open access: yes, 2016
We present the first statistical sample of rest-frame far-UV spectra of star-forming galaxies at z~1. These spectra are unique in that they cover the high-ionization CIV{\lambda}{\lambda}1548, 1550 doublet.
Coil, Alison L.   +3 more
core   +1 more source

Azaporphyrinoid‐Based Photo‐ and Electroactive Architectures for Advanced Functional Materials

open access: yesAdvanced Materials, EarlyView.
A long‐standing collaboration between the Torres and Guldi groups has yielded diverse azaporphyrinoid‐based donor‐acceptor nanohybrids with promising applications in solar energy conversion. This conspectus highlights key molecular platforms and structure‐function relationships that govern light and charge management, supporting the rational design of ...
Jorge Labella   +3 more
wiley   +1 more source

Photoluminescence under high-electric field of PbS quantum dots

open access: yesAIP Advances, 2012
The effect of a laterally applied electric field (≤10 kV/cm) on the photoluminescence of colloidal PbS quantum dots (diameter of 2.7 nm) on glass was studied.
B. Ullrich, J. S. Wang, G. J. Brown
doaj   +1 more source

Dispersion relation of the collective excitations in a resonantly driven polariton fluid

open access: yes, 2019
Exciton-polaritons in semiconductor microcavities constitute the archetypal realization of a quantum fluid of light. Under coherent optical drive, remarkable effects such as superfluidity, dark solitons or the nucleation of hydrodynamic vortices have ...
Amelio, Ivan   +8 more
core   +2 more sources

Handed Magnon Propagation in Easy‐Axis Antiferromagnetic α‐Fe2O3

open access: yesAdvanced Materials, EarlyView.
Coherent excitation and detection of handed magnons are achieved in the easy‐axis antiferromagnet α‐Fe2O3. An external magnetic field lifts the degeneracy between left‐ and right‐handed magnons without affecting their propagation velocity. The Dzyaloshinskii–Moriya interaction and anisotropy modulate their amplitude and damping, enabling intrinsic ...
Chang Xu   +3 more
wiley   +1 more source

Biases in Virial Black Hole Masses: An SDSS Perspective

open access: yes, 2008
We compile black hole (BH) masses for $\sim 60,000$ quasars in the redshift range $0.1 \lesssim z \lesssim 4.5$ included in the Fifth Data Release of the Sloan Digital Sky Survey (SDSS), using virial BH mass estimators based on the \hbeta, \MgII, and ...
da Angela J.   +14 more
core   +1 more source

Polarize the Solvent to Regulate the Intermediate Phase and Dynamic Crystallization of Perovskite Films

open access: yesAdvanced Materials, EarlyView.
A solvent engineering strategy using polar polymers is introduced to regulate perovskite crystallization dynamics in solar cells. Strongly polarized fluorinated groups stabilize the intermediate phase and control solvent exfoliation, leading to high‐quality films with suppressed defects.
Zhuoqiong Zhang   +14 more
wiley   +1 more source

Hypsochlorins

open access: yesComptes Rendus. Chimie
Both the Soret and Q bands of chlorin e6 complexes blueshift on going from Zn to Pd to Pt as the coordinated metal, establishing the latter two complexes as hypsochlorins.
Larsen, Simon   +4 more
doaj   +1 more source

Phase space monitoring of exciton-polariton multistability

open access: yes, 2014
Dynamics of exciton-polariton multistability is theoretically investigated. Phase portraits are used as a tool to enlighten the microscopic phenomena which influence spin multistability of a confined polariton field as well as ultrafast reversible spin ...
Léger, Yoan
core   +2 more sources

Dynamic Optical Lattices Through Conducting Polymer‐Gated Confinement

open access: yesAdvanced Materials, EarlyView.
The conducting polymer gate is incorporated into organic dielectric lattices to control the dynamic switching of nonlocal Mie resonances in the visible/NIR regions. The “closed gate” from oxidized PEDOT confines the light within dielectric nanocylinders and activates nonlocal Mie resonances, while the “opened gate” from reduced PEDOT facilitates ...
Dongqing Lin   +3 more
wiley   +1 more source

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