An all-optical fiber-optic switching device that maintains the signal as light from input to output. Traditional switches that connect optical fiber lines are electro-optic. They convert photons ...

Mechanical switches have long been the standard in keyboards, relying on physical contact to register key presses. However, ...

The optical liquid level switch consists of an infrared LED and a receiver. In air, the light beam from the infrared LED is reflected back into the receiver. When rising liquid touches the tip of the ...

cited as one of the factors contributing to the crisis of human relations manifested by estrangement and lack of interpersonal ...

Plasmonic structures exhibit a wide range of physical characteristics, which are benefited by the localized and intensified ...