Results 101 to 110 of about 2,452,929 (296)

STRATEGIC TRANSFORMATIONS: INDIA'S PURSUIT OF COUNTERFORCE TARGETING AND REGIONAL STABILITY

open access: yesMargalla Papers, 2023
In the intricate web of South Asia's security dynamics, India and Pakistan's relationship holds the key to equilibrium. Geographical proximity demands swift responses, prompting India's strategic shift towards Counterforce targeting.
Mubeen Ashraf , Syed Saif ul Haq
doaj  

Phase Diagrams and Piezoelectric Properties of Wurtzite Al1−x−yScxGdyN Heterostructural Alloys

open access: yesAdvanced Science, EarlyView.
This study demonstrates ferroelectricity and piezoelectric properties improvement of quaternary wurtzite Al1−x−yScxGdyN${\rm Al}_{1-x-y}{\rm Sc}_x{\rm Gd}_y{\rm N}$ films, guided by density functional theory calculations. Wurtzite Al1−x−yScxGdyN${\rm Al}_{1-x-y}{\rm Sc}_x{\rm Gd}_y{\rm N}$ films have a high optical bandgap, enhanced piezoelectric ...
Julia L. Martin   +11 more
wiley   +1 more source

A sensitivity analysis of a class of semi-coercive variational inequalities using recession tools

open access: yes, 2008
International audienceUsing the recession analysis we study necessary and sufficient conditions for the existence and the stability of a finite semi-coercive variational inequality with respect to data perturbation.
Goeleven, Daniel   +3 more
core   +1 more source

Highly Flexible and Conformable ZnO/FeGa Magnetoelectric Heterostructures for Skin wound Healing

open access: yesAdvanced Science, EarlyView.
The magnetic field‐induced electric field generated by a highly flexile ZnO(piezoelectric)/FeGa(magnetostrictive) magnetoelectric heterostructure embedded in the low Young's modulus elastomer PDMS has been used to stimulate the wound healing processes.
Filippos Perdikos   +17 more
wiley   +1 more source

Investigation of complex phase transitions of relaxor ferroelectric PMN–28PT under combined electric field and temperature stimuli

open access: yesJournal of Advanced Dielectrics
Relaxor ferroelectrics are an important class of functional materials because of their highly tunable dielectric permittivity, excellent temperature stability and low coercive field.
Long Cheng   +5 more
doaj   +1 more source

Magnetoelectric Nanoparticle‐Based Wireless Brain–Computer Interface: Underlying Physics and Projected Technology Pathway

open access: yesAdvanced Science, EarlyView.
Magnetoelectric nanoparticles (MENPs) enable fully wireless, minutely invasive neuromodulation, and potentially neural recording, by converting magnetic into electric and, conversely, electric into magnetic fields, respectively, at high spatiotemporal resolution.
Elric Zhang   +14 more
wiley   +1 more source

Engineering of Crystal and Domain Structures in Epitaxial Y:HfO2 Thin Films by YSZ Substrate Miscut

open access: yesAdvanced Science, EarlyView.
We investigate how YSZ substrate miscut influences crystal structure and domain formation in epitaxial Y‐doped HfO2 thin films. Using magnetron sputtering, high‐resolution X‐ray diffraction, atomic‐resolution scanning transmission electron microscopy, and first‐principles calculations, we systematically examine the characteristics of thickness‐ and ...
Jun Young Lee   +12 more
wiley   +1 more source

Broadening Hard‐Magnet Discovery Beyond Symmetry Constraints via Unified Effective Anisotropy

open access: yesAdvanced Science, EarlyView.
A unified effective‐anisotropy descriptor (Keff) extends hard‐magnet screening across all seven crystal systems, beyond the uniaxial restriction of conventional searches. Machine‐learning screening of 9320 known ferromagnets and diffusion‐model generation together yield 38 rare‐earth‐free or ‐lean candidates with DFT‐validated magnetic hardness (κ > 1),
Hojae Kim   +5 more
wiley   +1 more source

SOLDIERED DEMOCRACY AND PEACE: THE SMITHAN SYNDROME OF POLITICS AND ADMINISTRATION IN ZIMBABWE, 1965–2018

open access: yesAyika
This study examines the evolution of Zimbabwe’s democratic experience from the Unilateral Declaration of Independence in 1965 to the post-Mugabe political order in 2018, focusing on the emergence of soldiered democracy.
Timothy Chibuike Anyanwu   +1 more
doaj   +1 more source

Stability Estimates for Solution of Neumann-Type Overdetermined Elliptic Problem

open access: yes, 2017
This paper addresses estimation of the solution of inverse problem for the elliptic type equation with second kind boundary conditions and Neumann-type overdetermination at the interior point.
Ashyralyyev, Charyyar   +1 more
core   +1 more source

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