The purpose of your engine is to compress fuel and air and then ignite it, creating heat energy that then makes mechanical motion. If your engine can't compress the air and fuel properly, the engine ...

Compression tests are used to characterize various compressive properties such as the compression modulus and compressive strength. They are performed on fiber-reinforced composites with ...

Lithium-ion batteries are a kind of rechargeable battery that is charged or discharged through desorption or insertion of lithium ions (Li +) from or into the active material structure. In recent ...