Results 201 to 210 of about 4,188,611 (364)

Adaptive Epitaxy of C‐Si‐Ge‐Sn: Customizable Bulk and Quantum Structures

open access: yesAdvanced Materials, EarlyView.
This work pushes the boundaries of epitaxy by achieving all‐group‐IV semiconductor heterostructures and extensive characterization. The alloys open new research topics in material properties investigation for next‐generation electronic and optoelectronic device technologies.
Omar Concepción   +15 more
wiley   +1 more source

The radio luminosity function of radio-loud quasars from the 7C Redshift Survey [PDF]

open access: green, 1998
Chris J. Willott   +3 more
openalex   +3 more sources

QSO clustering and the AAT 2dF QSO Redshift Survey [PDF]

open access: green, 1999
B. J. Boyle   +5 more
openalex   +1 more source

Highly Efficient Platinum‐Free Photocatalytic Hydrogen Evolution From Low‐cost Conjugated Polymer Nanoparticles

open access: yesAdvanced Materials, EarlyView.
Platinum‐free hydrogen photocatalysis is achieved using dibenzothiophene‐S,S‐sulfoxide‐based conjugated polymers, self‐assembled into nanoparticles via nanoprecipitation. Through side chain engineering and donor–acceptor design, these materials reach a hydrogen evolution rate of 209 mmol g⁻¹ h⁻¹. The structure–function insights presented here establish
Alexandre Holmes   +11 more
wiley   +1 more source

Measuring Galaxy Abundance and Clustering at High Redshift from Incomplete Spectroscopic Data: Tests on Mock Catalogs

open access: yesThe Astrophysical Journal
The number density and correlation function of galaxies are two key quantities to characterize the distribution of the observed galaxy population. High- z spectroscopic surveys, which usually involve complex target selection and are incomplete ...
Jiacheng Meng   +4 more
doaj   +1 more source

Measuring the Galaxy Power Spectrum with Future Redshift Surveys [PDF]

open access: bronze, 1998
Max Tegmark   +4 more
openalex   +1 more source

Plasmonic MoO3−x/Ag Photocatalyst for the Fixation of N2 from Air with the Solar Energy Conversion Efficiency Reaching over 0.28%

open access: yesAdvanced Materials, EarlyView.
A plasmonic MoO3−x/Ag photocatalyst is designed for efficient N2 photofixation. It exhibits superior light absorption, a Schottky‐barrier‐free feature, and plasmonic photothermal conversion. A diphase reaction platform is designed by loading the photocatalyst in a polymer film to suppress the light absorption of water and accelerate the mass transfer ...
Jingtian Hu   +7 more
wiley   +1 more source

Constraining primordial non-Gaussianity by combining photometric galaxy and 21 cm intensity mapping surveys

open access: yesEuropean Physical Journal C: Particles and Fields
The fluctuations produced during cosmic inflation may exhibit non-Gaussian characteristics that are imprinted in the large-scale structure of the Universe.
Mponeng Kopana   +2 more
doaj   +1 more source

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