nextnano3，电子和光电子半导体纳米器件和材料（如晶体管，共振隧道二极管，量子阱，量子线，量子点，量子级联激光器）的模拟。-Development of software for the simulation of electronic and optoelectronic semiconductor nanodevices and materials (e.g. transistors, resonant tunneling diodes, quantum wells, quantum