Results 31 to 40 of about 14,157 (254)

GLIDE-SOL: a GPU-accelerated global lightweight infrastructure for diagnostic environmental modeling with SOLWEIG [PDF]

open access: yesGeoscientific Model Development
GLIDE-SOL is a fully scripted and globally re-deployable Python workflow that operationalizes SOLWEIG for rapid and repeatable thermal-comfort mapping across diverse urban environments.
A. Zonato   +11 more
doaj   +1 more source

Critical temperatures for ductile to brittle transition and athermal strength in refractory metals

open access: yesJournal of Materials Research and Technology
The plasticity of body-centered cubic metals exhibits a strong temperature dependence, governing both their yield behavior and their transition from brittle to ductile fracture.
Morgan R. Jones   +2 more
doaj   +1 more source

Screw dislocations in BCC transition metals: from ab initio modeling to yield criterion

open access: yesComptes Rendus. Physique, 2021
We show here how density functional theory calculations can be used to predict the temperature- and orientation-dependence of the yield stress of body-centered cubic (BCC) metals in the thermally-activated regime where plasticity is governed by the glide
Clouet, Emmanuel   +3 more
doaj   +1 more source

Topological crystalline superconductivity in locally noncentrosymmetric CeRh_{2}As_{2}

open access: yesPhysical Review Research, 2021
Recent discovery of superconductivity in CeRh_{2}As_{2} clarified an unusual H-T phase diagram with two superconducting phases [Khim et al. Science, 373, 1012 (2021)10.1126/science.abe7518].
Kosuke Nogaki   +3 more
doaj   +1 more source

Dislocation Creep: Climb and Glide in the Lattice Continuum

open access: yesCrystals, 2017
A continuum theory for high temperature creep of polycrystalline solids is developed. It includes the relevant deformation mechanisms for diffusional and dislocation creep: elasticity with eigenstrains resulting from vacancy diffusion, dislocation climb ...
Sinisa Dj. Mesarovic
doaj   +1 more source

Evaluation of design, mechanical properties, and torque/force generation of heat-treated NiTi glide path instruments

open access: yesBMC Oral Health, 2022
Background Recently, various kinds of heat-treated nickel-titanium (NiTi) glide path instruments have been manufactured. This study aimed to investigate design, phase transformation behavior, mechanical properties of TruNatomy Glider (#17/02), V Taper 2H
Soram Oh   +5 more
doaj   +1 more source

Entropy‐Driven Design of Low‐Melting‐Point Alloys via Compositionally Complex Strategy

open access: yesAdvanced Engineering Materials, EarlyView.
Conventional low‐melting‐point alloys (LMPAs) are limited by a narrow compositional space and inherent property trade‐offs. This review presents an entropy‐driven design strategy that overcomes these limitations, ushering in a new class of low‐melting‐point compositionally complex alloys (LMCCAs).
Yinghui Shang   +6 more
wiley   +1 more source

Towards a model of glide-snow avalanche occurrence using in-situ soil and snow measurements

open access: yesJournal of Glaciology
Glide-snow avalanches release at the soil-snow interface and are currently difficult to predict. This is mostly due to a limited understanding of the release process and a lack of data, particularly of the snowpack and underlying soil conditions prior to
Amelie Fees   +3 more
doaj   +1 more source

Use of Refrigerant Blends to Improve Thermal Efficiency of Heat Pump Cycles

open access: yesChemical Engineering Transactions, 2022
High temperature heat pumping (HTHP) is a key technology for minimising emissions from industrial process heat. One option for improving thermal efficiency in heat pump cycles is to match temperature profiles of the refrigerant with the heat source and ...
Joshua J. Taylor   +5 more
doaj   +1 more source

Cryogenic Deformation Behavior of TiAl and Insights Into Embrittlement After High‐Temperature Exposure Combined With Secondary Ion Mass Spectroscopy of Near Surface Chemistry

open access: yesAdvanced Engineering Materials, EarlyView.
Near‐surface deuterium enrichment profiles for different microstructural types of TiAl after exposure at 700 °C in a heavy water‐containing environment. The deuterium levels are significantly higher than expected from natural occurrence, indicating that the heavy water dissociated during the exposure treatment and entered the specimens.
Jonathan D. H. Paul   +5 more
wiley   +1 more source

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