Results 31 to 40 of about 8,138,282 (202)

Thermo-mechanical reliability studies of lead-free solder interconnects [PDF]

open access: yes, 2021
Solder interconnections, also known as solder joints, are the weakest link in electronics packaging. Reliability of these miniature joints is of utmost interest - especially in safety-critical applications in the automotive, medical, aerospace, power ...
Depiver, Joshua Adeniyi
core  

The synthesis and characterisation of lead-free piezoelectric ceramics [PDF]

open access: yes, 2012
With a growing awareness of the environmental and health hazards of lead, there has been renewed interest in developing lead-free alternatives to lead zirconate titanate (PZT), which currently dominates the market for piezoelectric materials. Some of the
Roberts, William Michael
core   +7 more sources

Lead-free metal-halide double perovskites: from optoelectronic properties to applications

open access: yesNanophotonics, 2020
Lead (Pb) halide perovskites have witnessed highly promising achievements for high-efficiency solar cells, light-emitting diodes (LEDs), and photo/radiation detectors due to their exceptional optoelectronic properties.
Ghasemi Mehri   +10 more
doaj   +1 more source

The Defect Passivation of Tin Halide Perovskites Using a Cesium Iodide Modification

open access: yesMolecules, 2023
Tin-based perovskites are promising for realizing lead-free perovskite solar cells; however, there remains a significant challenge to achieving high-performance tin-based perovskite solar cells.
Linfeng He   +6 more
doaj   +1 more source

Design and Device Numerical Analysis of Lead-Free Cs2AgBiBr6 Double Perovskite Solar Cell

open access: yesCrystals, 2023
The advancement of lead-free double perovskite materials has drawn great interest thanks to their reduced toxicity, and superior stability. In this regard, Cs2AgBiBr6 perovskites have appeared as prospective materials for photovoltaic (PV) applications ...
Tarek I. Alanazi
doaj   +1 more source

Influence of Particle Size and Sintering Temperatures on Electrical Properties of 0.94Na0.5Bi0.5TiO3-0.06BaTiO3 Lead Free Ceramics [PDF]

open access: yesArchives of Metallurgy and Materials, 2020
In this study, lead-free 0.94 Na0.5Bi0.5TiO3-0.06BaTiO3 (NBT-BT) compositions at morphotropic phase boundary were successfully synthesized by solid-state reaction method.
Mert Gul   +5 more
doaj   +1 more source

Recent Advancements in Crystalline Pb-Free Halide Double Perovskites

open access: yesCrystals, 2020
Lead halide perovskites have gained more and more attention because of their ease of synthesis and excellent photoelectric properties including a large absorption coefficient, long carrier lifetime, long carrier diffusion length, and high carrier ...
Muhammad Usman, Qingfeng Yan
doaj   +1 more source

A Brief Review of Sodium Bismuth Titanate-Based Lead-Free Materials for Energy Storage: Solid Solution Modification, Metal/metallic Oxide Doping, Defect Engineering and Process Optimizing

open access: yesCrystals, 2023
With the ever-increasing demand for energy, research on energy storage materials is imperative. Thereinto, dielectric materials are regarded as one of the potential candidates for application in advanced pulsed capacitors by reason of their ultrahigh ...
Zhuo Li   +11 more
doaj   +1 more source

Influence of Sintering Additives on Modified (Ba,Sr)(Sn,Ti)O3 for Electrocaloric Application

open access: yesInorganics, 2023
This paper reports on the influence of sintering additives CuO and MgO on the recently developed lead-free electrocaloric (EC) material Ba0.82Sr0.18Sn0.065Ti0.935O3 (BSSnT-18-6.5).
Zhenglyu Li   +2 more
doaj   +1 more source

An elementary survey on structural, electrical, and optical properties of perovskite materials

open access: yesEngineering and Applied Science Research, 2022
The paper is aimed to study the recent progress on lead-free piezoelectric materials, focusing on synthesis and various properties such as structural, electrical and optical of them.
Bijayalaxmi Kuanar   +4 more
doaj  

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