Terahertz(THz)NH_(3) lasing with optical pumping by electron-beam-sustained discharge“long”(~100μs)CO_(2) laser pulses was obtained.The NH3laser emission pulses and the“long”pulses of the CO_(2) pump laser were s...Terahertz(THz)NH_(3) lasing with optical pumping by electron-beam-sustained discharge“long”(~100μs)CO_(2) laser pulses was obtained.The NH3laser emission pulses and the“long”pulses of the CO_(2) pump laser were simultaneously measured with nanosecond response time.The NH3 lasing duration and its delay with respect to the pump pulse were measured for various CO_(2) laser pulse energies.For the CO_(2) laser pump line 9R(30),three wavelengths of 67.2,83.8,and 88.9μm were recorded.For the CO_(2) laser pump line 9R(16),only a single NH3 laser line with a wavelength of 90.4μm was detected.展开更多
文摘Terahertz(THz)NH_(3) lasing with optical pumping by electron-beam-sustained discharge“long”(~100μs)CO_(2) laser pulses was obtained.The NH3laser emission pulses and the“long”pulses of the CO_(2) pump laser were simultaneously measured with nanosecond response time.The NH3 lasing duration and its delay with respect to the pump pulse were measured for various CO_(2) laser pulse energies.For the CO_(2) laser pump line 9R(30),three wavelengths of 67.2,83.8,and 88.9μm were recorded.For the CO_(2) laser pump line 9R(16),only a single NH3 laser line with a wavelength of 90.4μm was detected.