Results 21 to 30 of about 49,137 (305)

Mg₆MnO₈ as a Magnesium-Ion Battery Material: Defects, Dopants and Mg-Ion Transport

Energies, 2019
Rechargeable magnesium ion batteries have recently received considerable attention as an alternative to Li- or Na-ion batteries. Understanding defects and ion transport is a key step in designing high performance electrode materials for Mg-ion batteries.
Navaratnarajah Kuganathan, Evangelos I. Gkanas, Alexander Chroneos   +2 more
doaj   +1 more source

Multivariate Analysis on a Complex, Rare-Earth Doped Alumina Database with Fractal Dimension as a Microstructural Quantifier

Fractal and Fractional, 2023
Alumina ceramics were obtained from three different alumina sources, A1–A3, with various rare-earth dopants (La2O3–La, Nd2O3–Nd, and Y2O3–Y), concentration levels (500 and 1000 ppm) and synthesizing routes (1500 °C, 1815 °C and cold plasma-P). Absorption
Zeno Dorian Ghizdavet, Adrian Volceanov, Enikő Volceanov   +2 more
doaj   +1 more source

Theory of Isolated Dopants in GaAs (110) Surfaces

, 2016
In this thesis we perform a range of highly accurate density functional theory (DFT) calculations for a GaAs (110) slab containing almost all of the near-surface single atomic dopants from groups III, IV and V of the periodic table.
Frederick Joseph Tilley (7697888)
core   +7 more sources

A Computational Study of Defects, Li-Ion Migration and Dopants in Li₂ZnSiO₄ Polymorphs

Crystals, 2019
Lithium zinc silicate, Li2ZnSiO4, is a promising ceramic solid electrolyte material for Li-ion batteries. In this study, atomistic simulation techniques were employed to examine intrinsic defect processes; long range Li-ion migration paths, together with
Dilki Perera, Sashikesh Ganeshalingam, Navaratnarajah Kuganathan, Alexander Chroneos   +3 more
doaj   +1 more source

Design and Characterization of a Sharp GaAs/Zn(Mn)Se Heterovalent Interface: A Sub-Nanometer Scale View

Nanomaterials, 2020
The distribution of magnetic impurities (Mn) across a GaAs/Zn(Mn)Se heterovalent interface is investigated combining three experimental techniques: Cross-Section Scanning Tunnel Microscopy (X-STM), Atom Probe Tomography (APT), and Secondary Ions Mass ...
Davide F. Grossi, Sebastian Koelling, Pavel A. Yunin, Paul M. Koenraad, Grigory V. Klimko, Sergey V. Sorokin, Mikhail N. Drozdov, Sergey V. Ivanov, Alexey A. Toropov, Andrei Y. Silov   +9 more
doaj   +1 more source

Defect Process, Dopant Behaviour and Li Ion Mobility in the Li₂MnO₃ Cathode Material

Energies, 2019
Lithium manganite, Li2MnO3, is an attractive cathode material for rechargeable lithium ion batteries due to its large capacity, low cost and low toxicity.
Navaratnarajah Kuganathan, Efstratia N. Sgourou, Yerassimos Panayiotatos, Alexander Chroneos   +3 more
doaj   +1 more source

Facile Hydrothermal and Solvothermal Synthesis and Characterization of Nitrogen-Doped Carbon Dots from Palm Kernel Shell Precursor

Applied Sciences, 2021
Carbon dots (CDs), a nanomaterial synthesized from organic precursors rich in carbon content with excellent fluorescent property, are in high demand for many purposes, including sensing and biosensing applications.
Yakubu Newman Monday, Jaafar Abdullah, Nor Azah Yusof, Suraya Abdul Rashid, Rafidah Hanim Shueb   +4 more
doaj   +1 more source

Advances and Prospects in the Study of Spherical Polyelectrolyte Brushes as a Dopant for Conducting Polymers

Molecules
Owing to their special structure and excellent physical and chemical properties, conducting polymers have attracted increasing attention in materials science.
Na Su
doaj   +1 more source

Rationally designed hole transporting layer system for efficient and stable perovskite solar cells

EcoMat, 2023
In this review, p‐type doping technologies for organic/polymeric semiconductors in hole transporting layer (HTL) for perovskite solar cells (PSCs) are examined.
Jaehee Lee, Taewoong Son, Kyeongbin Min, Seongjun Park, Youngwoong Kim, Jangwon Seo   +5 more
doaj   +1 more source

Structural and dielectric properties of (1-x)Pb(Zr0.53Ti0.47)O3-xGdMnO3 ceramics

Cerâmica, 2021
Ceramics compositions (1-x)Pb(Zr0.53Ti0.47)O3-xGdMnO3 (x= 0, 0.01, 0.02, 0.03, 0.04, and 0.05) were synthesized by solid-state route and sintered at 1180 °C for 2 h.
Y. Bakhaled, L. Hamzioui, F. Kahoul, A. H. Hamzaoui, A. Midouni, M. Aillerie   +5 more
doaj   +1 more source