Abstract: Quartz-enhanced photoacoustic spectroscopy technology has been widely used in the field of trace gas detection due to its good selectivity, high sensitivity and fast response speed, and ...

Abstract: This paper proposes a design and modeling of a trapezoidal leaf spring actuator (TLSA) with variable stiffness. The mechanical mechanism of the actuator for stiffness adjustment consists of ...

Stanley Engineered Fastening now offers its unique self-locking Spiralock thread form – which is highly resistant to shock, vibration, and temperature induced loosening – in a full range of ...

Four national disabled people’s organisations (DPOs) have told the Covid inquiry that people who receive care and support were “ignored by design” during the pandemic. The inquiry heard on Monday that ...