Results 101 to 110 of about 1,357,678 (347)

Signals of New Gauge Bosons in Gauged Two Higgs Doublet Model [PDF]

open access: yes, 2018
Recently a gauged two Higgs doublet model, in which the two Higgs doublets are embedded into the fundamental representation of an extra local $SU(2)_H$ group, is constructed.
Huang, Wei-Chih   +4 more
core   +3 more sources

Trace Nickel Activated Biphasic Core‐CuOii/Shell‐CuOi Secondary Microspheres Enable Room Temperature Parts‐Per‐Trillion‐Level NO2 Detection

open access: yesAdvanced Engineering Materials, EarlyView.
An idea of designing novel sensors is proposed by creating appropriate Schottky barriers and vacancies between isomorphous Core‐CuOii/ Shell‐CuOi secondary microspheres and enhancing catalytic and spill‐over effects, and electronegativity via spontaneous biphasic separation, self‐assembly, and trace‐Ni‐doping.
Bala Ismail Adamu   +8 more
wiley   +1 more source

Decoding energy poverty: rural-urban disparities and structural barriers in BRICS countries

open access: yesFrontiers in Environmental Economics
IntroductionEnergy poverty remains a pressing challenge in emerging economies, particularly in BRICS countries, where significant disparities in clean fuel and electricity access persist across rural and urban populations.
Avik Ghosh
doaj   +1 more source

Free flux flow resistivity in strongly overdoped high-T_c cuprate; purely viscous motion of the vortices in semiclassical d-wave superconductor

open access: yes, 2002
We report the free flux flow (FFF) resistivity associated with a purely viscous motion of the vortices in moderately clean d-wave superconductor Bi:2201 in the strongly overdoped regime (T_c=16K) for a wide range of the magnetic field in the vortex state.
A. Carrington   +54 more
core   +1 more source

Recent Advancements in Bulk Processing of Rare‐Earth‐Free Hard Magnetic Materials and Related Multiscale Simulations

open access: yesAdvanced Engineering Materials, EarlyView.
This article provides an overview of recent advancements in bulk processing of rare‐earth‐free hard magnetic materials. It also addresses related simulation approaches at different scales. The research on rare‐earth‐free magnetic materials has increased significantly in recent years, driven by supply chain issues, environmental and social concerns, and
Daniel Scheiber, Andrea Bachmaier
wiley   +1 more source

Electrocatalytic Hydrogen Evolution Reaction on Edges of a Few Layer Molybdenum Disulfide Nanodots

open access: yes, 2015
The design and development of inexpensive highly efficient electrocatalysts for hydrogen production, underpins several emerging clean-energy technologies.
Benson, John   +4 more
core   +2 more sources

A Workflow to Accelerate Microstructure‐Sensitive Fatigue Life Predictions

open access: yesAdvanced Engineering Materials, EarlyView.
This study introduces a workflow to accelerate predictions of microstructure‐sensitive fatigue life. Results from frameworks with varying levels of simplification are benchmarked against published reference results. The analysis reveals a trade‐off between accuracy and model complexity, offering researchers a practical guide for selecting the optimal ...
Luca Loiodice   +2 more
wiley   +1 more source

Analyzing the journey and future trajectories of clean cooking research in India: a bibliometric analysis and case study research

open access: yesDiscover Sustainability
The clean cooking challenge in India is deeply intertwined with socioeconomic, cultural, and infrastructural barriers. Despite government initiatives, a significant portion of the population still depends on solid biomass for cooking, leading to severe ...
Amardeep Yadav   +4 more
doaj   +1 more source

Environmental and Institutional Factors Affecting Renewable Energy Development and Implications for Achieving SDGs 7 and 11 in Mozambique’s Major Cities

open access: yesUrban Science
Mozambique’s rapidly urbanizing landscape presents both opportunities and challenges for achieving Sustainable Development Goals (SDGs) 7 and 11, which aim to ensure access to clean energy and sustainable cities. This study employs the HESPECT analytical
Ambe J. Njoh   +5 more
doaj   +1 more source

Enhancement of the $\nu = 5/2$ Fractional Quantum Hall State in a Small In-Plane Magnetic Field [PDF]

open access: yes, 2012
Using a 50-nm width, ultra-clean GaAs/AlGaAs quantum well, we have studied the Landau level filling factor $\nu = 5/2$ fractional quantum Hall effect in a perpendicular magnetic field $B \sim$ 1.7 T and determined its dependence on tilted magnetic fields.
Du, R. R.   +7 more
core   +2 more sources

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