Dilute do**, defects, and ferromagnetism in metal oxide systems

SB Ogale - Advanced materials, 2010 - Wiley Online Library
Over the past decade intensive research efforts have been carried out by researchers
around the globe on exploring the effects of dilute do** of magnetic impurities on the …

Cation vacancy modulated interfacial electronic interactions for enhanced electrocatalysis in lithium–oxygen batteries

R Zheng, D Du, Y Yan, S Liu, X Wang… - Advanced Functional …, 2024 - Wiley Online Library
Li–O2 batteries deliver ultrahigh theoretical specific energy while suffering from low energy
efficiency and poor cyclability due to sluggish kinetics of oxygen electrode reactions. Herein …

Titanium-Defected Undoped Anatase TiO2 with p-Type Conductivity, Room-Temperature Ferromagnetism, and Remarkable Photocatalytic Performance

S Wang, L Pan, JJ Song, W Mi, JJ Zou… - Journal of the …, 2015 - ACS Publications
Defects are critically important for metal oxides in chemical and physical applications.
Compared with the often studied oxygen vacancies, engineering metal vacancies in n-type …

Nanostructured Ti0.7Mo0.3O2 Support Enhances Electron Transfer to Pt: High-Performance Catalyst for Oxygen Reduction Reaction

VTT Ho, CJ Pan, J Rick, WN Su… - Journal of the American …, 2011 - ACS Publications
The slow rate of the oxygen reduction reaction (ORR) and the instability of Pt-based
catalysts are two of the most important issues that must be solved in order to make proton …

Cationic vacancy engineering of p-TiO 2 for enhanced photocatalytic nitrogen fixation

W Ding, X Li, S Su, Z Liu, Y Cao, L Meng, S Yuan… - Nanoscale, 2023 - pubs.rsc.org
Defect engineering is one of the effective strategies to regulate and control catalyst
properties. Constructing appropriate catalytically active centers effectively tunes the …

Polaronic trap** of electrons and holes by native defects in anatase

BJ Morgan, GW Watson - Physical Review B—Condensed Matter and …, 2009 - APS
We have investigated the formation of native defects in anatase TiO 2 using density
functional theory (DFT) modified with on-site Coulomb terms (DFT+ U) applied to both Ti d …

Identification of - and -Site Cation Vacancy Defects in Perovskite Oxide Thin Films

DJ Keeble, S Wicklein, R Dittmann, L Ravelli… - Physical review …, 2010 - APS
Cation vacancies on both sublattices (V Ti, V Sr) have been identified in homoepitaxial
pulsed laser deposited SrTiO 3 films using high intensity variable energy positron …

Defect‐enhanced charge separation and transfer within protection layer/semiconductor structure of photoanodes

J Zheng, Y Lyu, C **e, R Wang, L Tao, H Wu… - Advanced …, 2018 - Wiley Online Library
Silicon (Si) requires a protection layer to maintain stable and long‐time photoanodic
reaction. However, poor charge separation and transfer are key constraint factors in …

Charge redistribution within platinum–nitrogen coordination structure to boost hydrogen evolution

X Cheng, Y Lu, L Zheng, Y Cui, M Niibe, T Tokushima… - Nano Energy, 2020 - Elsevier
The manipulation of central atom coordination environments can greatly boost catalytic
performances and promote the understanding of associated mechanisms in both sub …

Observation of the Kondo Effect in Multilayer Single-Crystalline VTe2 Nanoplates

H Liu, Y Xue, JA Shi, RA Guzman, P Zhang, Z Zhou… - Nano Letters, 2019 - ACS Publications
We report the chemical vapor deposition (CVD) growth, characterization, and low-
temperature magnetotransport of 1T phase multilayer single-crystalline VTe2 nanoplates …