Results 201 to 210 of about 2,503 (247)

Semiconducting SnO<sub>2</sub> nanoparticles for surface-enhanced Raman scattering applications. [PDF]

open access: yesRSC Adv
Surya Lakshmi P   +8 more
europepmc   +1 more source

Fluorene‐based blue emitters: On the path to electrically pumped organic lasers

open access: yesFlexMat, EarlyView.
Electrically pumped efficient operation remains unrealized, a major challenge in optoelectronics. Fluorene‐based blue‐emitting semiconductors are promising gain media, thanks to their structural tunability and favorable emission properties. This review summarizes recent advances, highlights their reliability and versatility in lasing, and outlines key ...
Yong Yan   +7 more
wiley   +1 more source

Mechanical stability in flexible perovskite solar cells: Interface engineering and device design

open access: yesFlexMat, EarlyView.
Statistics of the improvement methods for f‐PSCs. Abstract Flexible perovskite solar cells (f‐PSCs) demonstrate significant potential for application in next‐generation wearable electronic devices and photovoltaic building integration due to their high power conversion efficiency and excellent power‐to‐weight ratio. However, the inherent brittleness of
Hong‐Yi Hou   +3 more
wiley   +1 more source

Hole transporting materials in inverted flexible perovskite solar cells: Challenges, progress, and perspectives

open access: yesFlexMat, EarlyView.
The buried interface is a critical determinant of efficiency and stability in inverted flexible perovskite solar cells (IFPSCs). This Perspective summarizes advances in hole transporting materials for IFPSCs, including polymeric, small‐molecule, inorganic, and hybrid systems, and discusses the prospects and feasibility of emerging molecular design and ...
Xianglang Sun, Jiawei Leng, Zhong'an Li
wiley   +1 more source

Borophene‐based sensing platforms: Pioneering ultrasensitive detection

open access: yesFlexMat, EarlyView.
Schematic Diagram of Performance Optimization Strategies and Sensing Application Characteristics of Two‐Dimensional Boron‐Based Materials in Novel Sensors. Abstract Borophene is an emerging two‐dimensional (2D) material. Since significant breakthroughs were achieved in the experimental synthesis of borophene, the exploration and development of ...
Chi Yuan, Yanpeng Ji, Yi Liu, Guoan Tai
wiley   +1 more source

Flexibilizing inorganic thermoelectrics

open access: yesFlexMat, EarlyView.
This perspective reviews advances in flexible inorganic thermoelectric materials, covering ductile bulks, thin films, and fibers/yarns. It highlights strategies like warm metalworking, van der Waals material screening, orientation and sandwich engineering, and device integration, offering pathways to combine flexibility and performance for wearable ...
Xiao‐Lei Shi   +3 more
wiley   +1 more source

An Efficient Method for Estimation of Reduction of Welding Residual Stresses from Stress-Relief Annealing (Report IV) : Applicability of the Method for Stress-Relief Annealing of Thick Welded Joints(Mechanics, Strength & Structure Design)

open access: yesAn Efficient Method for Estimation of Reduction of Welding Residual Stresses from Stress-Relief Annealing (Report IV) : Applicability of the Method for Stress-Relief Annealing of Thick Welded Joints(Mechanics, Strength & Structure Design)
openaire  

Effect of stress-relief annealing on the fatigue properties of X80 welded pipes

Materials Science & Engineering A: Structural Materials: Properties, Microstructure and Processing, 2021
Abstract Welding and mechanical expansion during the manufacture of X80 pipes can introduce and change the residual stress at welding joints, which has many adverse effects on the fatigue properties of in-service pipelines that experience cyclic stress due to pressure fluctuations.
Furen Xiao, Kai Xu
exaly   +2 more sources

Electrically assisted stress relief annealing of automotive springs

Journal of Mechanical Science and Technology, 2017
In the present study, Electrically assisted (EA) stress relief annealing for automotive springs is experimentally investigated. A concept of EA stress relief annealing is to reduce the process time by superimposing the effect of electroplasticity on that of the elevated temperature. In EA stress relief annealing, the temperature of a cold-coiled spring
Heung Nam Han   +2 more
exaly   +2 more sources

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