Results 21 to 30 of about 153,619 (302)

Spin-phonon decoherence in solid-state paramagnetic defects from first principles

open access: yesnpj Computational Materials, 2023
Paramagnetic defects in diamond and hexagonal boron nitride possess a combination of spin and optical properties that make them prototypical solid-state qubits. Despite the coherence of these spin qubits being critically limited by spin-phonon relaxation,
Sourav Mondal, Alessandro Lunghi
doaj   +1 more source

The contribution of amber to heritage tourism development

open access: yesGeographia Polonica, 2023
This article explores the relationship between amber and heritage tourism, utilizing Poland as an illustrative context. Amber, a form of fossilized resin, holds significant importance across a multitude of fields, such as science, culture, and economy ...
Waldemar Cudny   +3 more
doaj   +1 more source

Creating Active Device Materials for Nanoelectronics Using Block Copolymer Lithography

open access: yesNanomaterials, 2017
The prolonged and aggressive nature of scaling to augment the performance of silicon integrated circuits (ICs) and the technical challenges and costs associated with this has led to the study of alternative materials that can use processing schemes ...
Cian Cummins   +2 more
doaj   +1 more source

An in situ and ex situ TEM study into the oxidation of titanium (IV) sulphide

open access: yesnpj 2D Materials and Applications, 2017
TiS2 oxidation: moisture is the critical element preventing environmental stability The degradation dynamics of TiS2 reveal that the flakes oxidise in water and atmosphere, pointing towards moisture as the key driving force.
Edmund Long   +8 more
doaj   +1 more source

High-throughput bandstructure simulations of van der Waals hetero-bilayers formed by 1T and 2H monolayers

open access: yesnpj 2D Materials and Applications, 2021
Vertically stacked van der Waals heterostructures made of two-dimensional compounds are almost an infinite playground for the fabrication of nano-engineered materials for the most diverse applications.
Rui Dong   +3 more
doaj   +1 more source

Universal scaling relations for the rational design of molecular water oxidation catalysts with near-zero overpotential

open access: yesNature Communications, 2019
While water electrolysis affords hydrogen as a carbon-neutral fuel, the oxygen evolution half-reaction limits overall performances. Here, authors examine molecular catalysts and their water oxidation mechanisms via computational methods.
Michael John Craig   +6 more
doaj   +1 more source

Characteristics of Photoluminescence and Raman Spectra, and the Occurrence of Trace Elements of Blue Amber from Dominican Republic and Mexico

open access: yesYankuang ceshi, 2022
BACKGROUND Blue amber is mainly produced in the Dominican Republic, Mexico and Myanmar. Generally speaking, the formation mechanism, composition and spectral characteristics of blue amber are closely related to its specific geographical environment ...
LIU Jinhua   +6 more
doaj   +1 more source

Amber [PDF]

open access: yesArchaeological Journal, 1901
The Archaeological Journal, 58, 35 ...
openaire   +2 more sources

Heterogeneity in the Global Practice of Central Nervous System Staging in Pediatric Acute Lymphoblastic Leukemia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Central nervous system (CNS) involvement in childhood acute lymphoblastic leukemia (ALL) is assessed by cell counting and cytomorphology from cerebrospinal fluid (CSF) and is used for treatment stratification worldwide. The ratio of “CNS2” patients in clinical trials ranges from 3% to 40%, with unclear prognostic significance ...
Laura Almási   +14 more
wiley   +1 more source

The zero-moment half metal: How could it change spin electronics?

open access: yesAIP Advances, 2016
The Heusler compound Mn2RuxGa (MRG) may well be the first compensated half metal. Here, the structural, magnetic and transport properties of thin films of MRG are discussed. There is evidence of half-metallicity up to x = 0.7, and compensation of the two
Davide Betto   +9 more
doaj   +1 more source

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