Modern cars have more than one oxygen sensor: Here's why

If you want to know more than one thing, you need more than one sensor. In fact, many engines today have not just two oxygen ...
Reuters

China is mapping the ocean floor as it prepares for submarine warfare with the US

Dozens of Chinese research vessels are on a quest to map the sea floor at strategically vital regions of the world's oceans. Some of the surveying is for mineral deposits and fishing grounds, but the ...
IEEE

Investigation of the Global Shutter Operation of the Quantum-Dot Short-Wave Infrared Image Sensor

Abstract: Quantum dot (QD) thin-film photodiodes (TFPDs) are studied extensively in the image sensor field as they can pave the way toward the cost-efficient implementation of short-wave infrared ...
IEEE

Single Current Sensor-Based Current Control Method for IPMSM Under Six-Step Operation

Abstract: This paper presents a current control method for six-step operation of an IPMSM using only a single current sensor. Although various control strategies have been investigated for six-step ...
中国日报网

GM, Samsung delay operation of joint battery plant to 2027: AP

The engine and drive train are pictured with the body on the assembly line at the General Motors (GM) manufacturing plant in Spring Hill, Tennessee, the US on Aug 22, 2019.[Photo/Agencies] NEW YORK -- ...