Abstract: This paper proposed a self-contained IoT sensor module which includes sensor for collecting various information, micro-computer and multiple solar panels for realizing dynamic cost reduction ...

Abstract: We developed a compact sensor module for hydroponics that measures the nutrient concentration and water level using simple oscillator circuits. Oscillation frequencies are measured and are ...

TOKYO: Japan's government plans to temporarily lift restrictions on coal-fired power plants as it seeks to ease an energy crunch caused by the Middle East war, officials said on Friday (Mar 27).

A man was killed after receiving an electric shock from a lamp post while wet following a visit to a beach on Hong Kong’s Lantau Island, with staff at a nearby resort saying the light had not been ...