Results 191 to 200 of about 4,263,806 (339)

Fabrication of GaN Nanowire Arrays via Electrodeless Photoelectrochemical Etching and its Application on UV Photodetectors

open access: yesAdvanced Materials Interfaces, EarlyView.
A local electric field‐enhanced electrodeless photoelectrochemical (ELPEC) etching method facilitates the anisotropic evolution of GaN nanostructures from nanocones to hollow nanocones and eventually to nanowire arrays. This rapid, mask‐free approach offers a practical and scalable route for fabricating ultraviolet photodetectors with improved ...
Chuhao Cai   +11 more
wiley   +1 more source

A Catalog of 1.58 Million Clusters of Galaxies Identified from the DESI Legacy Imaging Surveys

open access: yesThe Astrophysical Journal Supplement Series
Based on the DESI Legacy Imaging Surveys released data and available spectroscopic redshifts, we identify 1.58 million clusters of galaxies by searching for the overdensity of the stellar mass distribution of galaxies within redshift slices around ...
Z. L. Wen, J. L. Han
doaj   +1 more source

The DEEP2 Galaxy Redshift Survey: Probing the Evolution of Dark Matter Halos around Isolated Galaxies at z ~ 1

open access: green, 2004
Charlie Conroy   +8 more
openalex   +1 more source

The zCOSMOS redshift survey: the role of environment and stellar mass in shaping the rise of the morphology-density relation from z ~ 1 [PDF]

open access: bronze, 2009
L. Tasca   +59 more
openalex   +1 more source

Physical Adsorption‐Driven Assembly of Au‐Locked Nucleic Acid (LNA) Probes on MoS2 Nanosheets for SERS‐Based Detection of microRNAs (miRNAs)

open access: yesAdvanced Materials Interfaces, EarlyView.
The Au‐LNA Raman probe, composed of gold nanoparticles (AuNPs), thiol functional group, and Cy3 modified LNAs, synthesized after hybridization of LNA and miR‐210‐3p target, is integrated into the MoS2@Au composite. The integration of the nanocomposite is formed by physical adsorption of Au‐LNA nanohybrid with MoS2. Characterization confirms morphology,
Faith Mokobi Zablon   +4 more
wiley   +1 more source

Interfacial Chemistry Control of In Situ Grown Gold Nanoparticles on Functionalized MXene Nanosheets

open access: yesAdvanced Materials Interfaces, EarlyView.
Gold nucleation on MXene is governed by interfacial oxidation, not termination density. An interface‐resolved pathway is uncovered in which Au nucleates at TiO2/TiOx, guided by local reduction at the surface; where tailored functionalization directs when and where nuclei form, enabling the formation of predictable heterostructures.
Valeriia Poliukhova   +5 more
wiley   +1 more source

Tailored Nitrogen Doping of Titania Nanosheets Revealed by a Combined Photoelectron Spectroscopy

open access: yesAdvanced Materials Interfaces, EarlyView.
This study successfully elucidates the electronic structures of inorganic semiconducting nanosheets using a combined UPS and LEIPS approach. Nitrogen‐doped titania nanosheets, synthesized via a pentatitanate route, exhibit bandgap narrowing and Fermi level modulation.
Makoto Kobayashi   +3 more
wiley   +1 more source

Superhydrophilic TiO2/WO2.72 Nanocomposites Boost PES Membranes Performance for Natural Spring Water Decontamination

open access: yesAdvanced Materials Interfaces, EarlyView.
TiO2 membrane photocatalytic activity outperformed TiO2/WO2.72 membrane. TiO2/WO2.72 membrane outperformed in hydrophilicity, permeation, rejection and antifouling. UV254 absorbance (0.14) was reduced in natural spring water with TiO2/WO2.72 membrane.
Sibukiso Thobani Nhlengethwa   +8 more
wiley   +1 more source

Achieving Direct Bandgap and Optoelectronic Enhancement in Scalable Stacked MoS2 Monolayers

open access: yesAdvanced Materials Interfaces, EarlyView.
A scalable method for stacking large‐area monolayer MoS2 films grown by chemical vapor deposition (CVD) is presented. The approach employs poly(methyl methacrylate) (PMMA) as a carrier polymer and an aluminum mesh to support the films during transfer from the donor to the receiver substrate, maintaining its geometry and preventing folding.
Muhammad Aamir Abbas   +4 more
wiley   +1 more source

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