Evaporative electron cooling in asymmetric double barrier semiconductor heterostructures

by Aymen Yangui, Marc Bescond, Tifei Yan, Naomi Nagai, Kazuhiko Hirakawa
Published 2019-10-01

Enhanced thermal sensitivity of MEMS bolometers integrated with nanometer-scale hole array structures

by Ya Zhang, Boqi Qiu, Naomi Nagai, Masahiro Nomura, Sebastian Volz, Kazuhiko Hirakawa
Published 2019-08-01

Thermal conductivity minimum of graded superlattices due to phonon localization

by Yangyu Guo, Marc Bescond, Zhongwei Zhang, Shiyun Xiong, Kazuhiko Hirakawa, Masahiro Nomura, Sebastian Volz
Published 2021-09-01

Machine-Learning-Optimized Aperiodic Superlattice Minimizes Coherent Phonon Heat Conduction

by Run Hu, Sotaro Iwamoto, Lei Feng, Shenghong Ju, Shiqian Hu, Masato Ohnishi, Naomi Nagai, Kazuhiko Hirakawa, Junichiro Shiomi
Published 2020-06-01