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636 entries
This technical guide explains how to optimize heat field design and solidification rate to control grain growth and impurity enrichment in multicrystalline silicon, improving solar cell efficiency.
Analyze root causes of high throw rates in SMT feeders and implement engineering improvements to reduce material loss.
A technical guide to managing material handover, BOM verification, and ECO risks in turnkey PCBA sourcing, with standards for traceability and reliability.
A technical guide to controlling ultrasonic power, force, and time for reliable copper wire bonds in power modules, plus defect troubleshooting for heavy aluminum wire bonding.
A practical case study on Whipple shield design for low Earth orbit satellites, analyzing Nextel/Kevlar energy absorption and probabilistic thickness optimization.
How FFU airflow, pressure gradients, and tool exhaust couple to control particles in 12-inch fabs, with CFD optimization for dead zones.
A technical guide to acquisition, tracking, and pointing systems for laser inter-satellite links in LEO constellations, covering coarse-fine control and micro-vibration suppression.
A practical comparison of ionic liquid and diaphragm compressors for 45MPa/90MPa hydrogen stations, with root causes and a preventive maintenance SOP for diaphragm failures.
A practical case study on AC and DC surge protection design for outdoor PV inverters, covering SPD selection, grounding, and fail-safe disconnection.
A technical guide to OTEC thermodynamic cycles, working fluid selection, cold and warm water pipe design, and efficiency improvement pathways for tropical seas.
A technical guide to designing EMI filters for high-power inverters to meet CISPR 11 Class B, covering common-mode chokes, X/Y capacitors, and PCB layout.
Learn why nylon PA12/PA6 absorbs moisture, causing bubbles and weak layer bonding, and how a 40°C dry cabinet enables inline drying and storage.