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Received — 24 June 2026 ⏭

Nature
Optical cooling by interfacial charge transfer in 2D heterostructures 24 June 2026 at 01:00

Optical cooling by interfacial charge transfer in 2D heterostructures

By: Jiamin Lin · Baixu Xiang · Renguang Liu · Jinyang Ling · Gang Wang · Le Zhang · Li Li · Hua Li · Dongxu Zhang · Zhexing Duan · Qi Zhang · Changjin Wan · Wei Wang · Xingzhi Wang · Junhao Lin · Huajian Gao · Qihua Xiong · Weigao Xu

24 June 2026 at 01:00

Nature, Published online: 24 June 2026; doi:10.1038/s41586-026-10662-w

Optical cooling in two-dimensional semiconductor heterostructures is demonstrated through phonon-assisted interfacial charge transfer, enabling cryogen-free thermal management without stringent quantum-efficiency requirements.

Nature
Ductile alloys offering 100 MPa tensile strength at 2,400 °C 24 June 2026 at 01:00

Ductile alloys offering 100 MPa tensile strength at 2,400 °C

Nature

By: Mintao Xue · Suzhi Li · Jing Wang · Jinyang Li · Xiangdong Ding · En Ma · Jun Sun

24 June 2026 at 01:00

Nature, Published online: 24 June 2026; doi:10.1038/s41586-026-10708-z

A boron-stabilized oxide-strengthened tantalum alloy combines exceptional room-temperature ductility with record ultrahigh-temperature strength, enabling load-bearing applications above 2,000 °C.