Results 91 to 100 of about 47,789 (301)

Ab initio study of BaTiO3 and PbTiO3 surfaces in external electric fields

open access: yes, 2001
For the ferroelectric perovskite compounds BaTiO3 and PbTiO3, we have studied the effects of external electric fields on the structural properties of the (001) surfaces. The field-induced changes in the surface interlayer spacings and bucklings have been
Meyer, B., Vanderbilt, David
core   +1 more source

A Scalable BaTiO3 Nanocoating Strategy for Cost‐Effective and Stable Sulfide‐Based All‐Solid‐State Batteries

open access: yesAdvanced Science, EarlyView.
A rapid and scalable 10 min BaTiO3 (BTO) nanocoating uniformly encapsulates Li‐P‐S‐X sulfide electrolytes, serving as a dielectric “shield” that enhances air stability, reduces cost, and mitigates interfacial degradation. This multifunctional coating enables fast‐charging, durable all‐solid‐state batteries with ultralong cycling stability (>10 000 ...
Wenjin Li   +10 more
wiley   +1 more source

New perovskite (Y, Zr, Ga)-BaTiO3 nanostructures for spin-memory chips: high intrinsic ferromagnetic order

open access: yesJournal of Saudi Chemical Society
Ceramic perovskite compounds composed of (Y, Zr) and (Ga, Zr) co-substituted BaTiO3 powders have been synthesized using the solid-state reaction method for applications in spintronics technology.
Ghayah M. Alsulaim   +3 more
doaj   +1 more source

مطالعه پارامتر‌های ساختاری و ویژگی‌های اپتیکی ترکیبات (Ba/Sr/X: Ca) XTiO3 در فاز پایدارشان با استفاده از نظریه تابعی چگالی [PDF]

open access: yesاپتوالکترونیک, 2017
در این مقاله ویژگی‌های اپتیکی سه فروالکتریک BaTiO3/SrTiO3/ CaTiO3 از جمله ضریب شکست، ضریب خاموشی، ضریب جذب، ضریب بازتاب، تابع اتلاف و رسانندگی در پایدارترین فازشان به ترتیب در فازهای رمبوهدرال (p4mm)، مکعبی (m3m) و اورتورومبیک (pbnm) محاسبه و بررسی شده ...
سید علی هاشمی زاده عقداء   +3 more
doaj  

Observation of unexpected uniaxial magnetic anisotropy in La2/3Sr1/3MnO3 films by a BaTiO3 overlayer in an artificial multiferroic bilayer

open access: yesBeilstein Journal of Nanotechnology, 2020
We studied in detail the in-plane magnetic properties of heterostructures based on a ferroelectric BaTiO3 overlayer deposited on a ferromagnetic La2/3Sr1/3MnO3 film grown epitaxially on pseudocubic (001)-oriented SrTiO3, (LaAlO3)0.3(Sr2TaAlO6)0.7 and ...
John E. Ordóñez   +10 more
doaj   +1 more source

Synergistic Pyro‐Phototronics and Structural Anisotropy in CsAg2I3/GaN Heterostructures for High‐Performance Polarization‐Sensitive UV Photodetectors

open access: yesAdvanced Science, EarlyView.
The development of polarization‐sensitive ultraviolet photodetectors is limited by poor heterojunction quality and low polarization sensitivity. This study integrates synthesized CsAg2I3 single crystals with intrinsic non‐centrosymmetry into van der Waals heterojunction devices, demonstrating pronounced pyro‐phototronic effect.
Yalin Zhai   +9 more
wiley   +1 more source

Simultaneous achievement of large electrocaloric effect and ultra-wide operating temperature range in BaTiO3-based lead-free ceramic

open access: yesJournal of Advanced Ceramics
The electrocaloric effect (ECE), known for its environmentally friendly characteristics, holds significant promise for advancing next-generation solid-state refrigeration technologies.
Zhaojie Wang   +11 more
doaj   +1 more source

Characteristics of grounding performance at Taman Bukit Perdana [PDF]

open access: yes, 2020
Grounding system is one of the important part during installation of power systems. The function of grounding system is to enable protection to the power system in case of any current leakage or lightning strike.
., Muhammad Saufi   +4 more
core  

Flexible Unusual Ternary‐Component Graded‐Modulus Dielectric Films with High‐Density Capacitive Energy Storage

open access: yesAdvanced Science, EarlyView.
Hierarchical PP–LSR107–BaTiO3 nanocomposite films are fabricated by one‐step extrusion and stretching for roll‐to‐roll manufacture, combining high energy storage and processing flexibility. LSR107 surrounds BaTiO3‐rich regions, locating amorphous PP, decreasing defects, and introducing deep traps that homogenize the electric field and suppress charge ...
Yi Gao   +14 more
wiley   +1 more source

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