Defect‐Induced Magnetism in Nonmagnetic Oxides: Basic Principles, Experimental Evidence, and Possible Devices with ZnO and TiO2

PD Esquinazi, W Hergert, M Stiller… - … status solidi (b), 2020 - Wiley Online Library
The magnetic moment and the magnetic order induced by localized defects, like vacancies,
interstitials, and/or nonmagnetic (NM) ions, in a NM oxide atomic lattice are discussed …

ZnO oxygen vacancies formation and filling followed by in situ photoluminescence and in situ EPR

C Drouilly, JM Krafft, F Averseng, S Casale… - The Journal of …, 2012 - ACS Publications
Oxygen vacancies of zinc oxide were followed by photoluminescence (PL) and electron
paramagnetic resonance (EPR) spectroscopies. The green PL emission was associated …

[HTML][HTML] Piezotronically tuned photosensitivity in ZnO varistor-type interface devices

A Sayyadi-Shahraki, T Frömling - Nano Energy, 2024 - Elsevier
The study of piezotronic and piezo-phototronic features in semiconducting piezoelectrics
has gained considerable attention for optimizing electronic and optoelectronic device …

Advances in graphene/molybdenum dichalcogenide-based van der Waals heterostructure photodetectors

X Zhang, Y Gong, Q Liu, Z Chen - New Carbon Materials, 2024 - Elsevier
Graphene is widely used in photodetection because of its high carrier mobility and wide
spectral absorption range. However, its high dark current caused by its low light absorption …

Hydrogen-induced ferromagnetism in ZnO single crystals investigated by magnetotransport

M Khalid, P Esquinazi - Physical Review B—Condensed Matter and Materials …, 2012 - APS
We investigate the electrical and magnetic properties of low-energy H+-implanted ZnO
single crystals with hydrogen concentrations up to∼ 3 at% in the first 20-nm surface layer …

Control of positive and negative photo-and thermal-responses in a single PbI 2@ CH 3 NH 3 PbI 3 micro/nanowire-based device for real-time sensing, nonvolatile …

R Gou, S Zhou, C Shi, Q Sun, Z Huang, J Zhao… - Materials …, 2024 - pubs.rsc.org
CH3NH3PbI3 has shown great potential for photodetectors and photovoltaic devices due to
its excellent positive response to visible light. However, its real-time response characteristics …

Trap‐Related Nonvolatile Negative Photoconductivity in a Single Ag@Al2O3 Hybrid Nanorod for a Photomemory with Light‐Writing and Bias‐Erasing

W Ji, H Zhou, Y Ye, J Zhao, Y ** is affected by the
presence of a n-type background. Magnetotransport measurements can extract detailed …

Multifunctional behaviors of an indium tin oxide/PbLa(ZrTi)O3/indium tin oxide wafer illuminated by ultraviolet light

Q Luo, L Tong - Journal of intelligent material systems and …, 2012 - journals.sagepub.com
This article presents multifunctional behaviors of a Pb0. 97La0. 03 (Zr0. 52Ti0. 48) O3
(3/52/48) wafer subjected to ultraviolet light illumination with a focus on its photoresistive …

Study of the negative magneto-resistance of single proton-implanted lithium-doped ZnO microwires

I Lorite, C Zandalazini, P Esquinazi… - Journal of Physics …, 2015 - iopscience.iop.org
The magneto-transport properties of single proton-implanted ZnO and of Li (7%)-doped ZnO
microwires have been studied. The as-grown microwires were highly insulating and not …