In this article, for the first time, an efficient multiwavelength fiber laser based on a Tm:Er:Yb:Ho co-doped germanate glass, optically pumped at 980 nm wavelength and simultaneously emitting at 1550 ...

A novel microwave detection system based on DFB laser diode is designed in this paper. Practical test results show that the dynamic range of the detection system achieves greater than 10 dB in the 2 ...

Design for New York City streetlight pole with emergency call boxes and speaker. Perspectival segment of pole articulated in white with call boxes in red and teal and speaker white and gray with blue ...

‘General Hospital' Says Goodbye to Eva LaRue More Than 140,000 Pounds of Lunch Meat Recalled Nationwide—Check Your Fridge Now Lauren Sánchez’s Pink Diamond Engagement Ring Is Even Rarer ...