Results 111 to 120 of about 8,512 (299)

Organic Photoelectrochemical Cells Beyond Performance: Interface and Catalyst Engineering for Durability

open access: yesAdvanced Energy Materials, EarlyView.
Organic photoelectrochemical cells based on π‐conjugated semiconductors offer a versatile platform for solar fuel generation. This review outlines operating principles, device architectures, and key metrics, and highlights advances in p‐ and n‐type photoelectrodes, interfacial engineering, and catalyst integration.
Jaehyeong Kim   +8 more
wiley   +1 more source

Interfacial Reaction of Sn-Ag-Cu Lead-Free Solder Alloy on Cu: A Review

open access: yesAdvances in Materials Science and Engineering, 2013
This paper reviews the function and importance of Sn-Ag-Cu solder alloys in electronics industry and the interfacial reaction of Sn-Ag-Cu/Cu solder joint at various solder forms and solder reflow conditions.
Liu Mei Lee, Ahmad Azmin Mohamad
doaj   +1 more source

A Multimodal Intelligent System for Human Digital Twin Simulation with Continuous Kinematic Data Tracking, Biometric Prognosis, and Cognitive State Feedback in Industrial Environments

open access: yesAdvanced Intelligent Discovery, EarlyView.
This article implements a unified human digital twin framework that integrates cutting edge actuation, sensing, simulation, and bidirectional feedback capability. The approach includes integrating multimodal sensing, AI, and biomechanical simulation into one compact system.
Tajbeed Ahmed Chowdhury   +4 more
wiley   +1 more source

STUDY ON CHIP COMPONENT NO-FILLET SOLDER JOINT STRESS AND STRAIN UNDER THERMAL CYCLE

open access: yesJixie qiangdu, 2016
The chip component no-fillet solder joints finite element analysis models were set up. The influences of pad length,pad width,solder joint volume and solder joint material on the stress and strain distribution on no-fillet solder joints were analyzed ...
LIN XunChao, LIANG Ying
doaj  

Lead-free solder in electronics

open access: yes, 2003
Lead based solder offered lower melting temperature and a smooth shinny finish on solder joints. However, lead has been known to cause tremendous effects on Human Health.
Meijer, Charles F.
core  

Wireless, Battery‐Free Wearable Pressure Sensor for Compression Therapy Entirely Built on Surface Mount Devices

open access: yesAdvanced Intelligent Systems, EarlyView.
This work presents a flexible, battery‐free sensor that forms a closed‐loop feedback system for smart compression therapy devices. Its scalable surface‐mount manufacturing, compact form factor, and wireless communication enable seamless integration with a wide range of active compression garments, improving user experience and therapeutic outcomes ...
Sinuo Zhao   +11 more
wiley   +1 more source

Modular Electronic Microrobots With Onboard Sensor‐Program‐Steered Locomotion

open access: yesAdvanced Intelligent Systems, EarlyView.
Modular electronic smartlet microrobots integrate ambient‐light energy harvesting, photodetection, programmable CMOS control, and bubble‐based actuation within a sub‐millimeter fold‐up architecture. A 58‐bit on‐board CMOS chiplet enables sensor–program steered switching between independently addressable actuators, achieving closed‐loop 2D navigation in
Vineeth K. Bandari   +6 more
wiley   +1 more source

Investigation of Lead-Free Solder for Military Applications

open access: yes, 2007
Due to international environmental regulations that took effect in July 2006, the replacement of lead-tin solder with lead-free solder is occurring globally in the electronics industry.
Doering, Kenneth, Brinkmeyer, Brandon
core  

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