具有低温升的高效散热方案是实现电泵浦激光的关键因素之一.高导热金刚石有望克服钙钛矿激光的散热限制.本文中,我们展示了一种可以将光泵浦过程中产生热量高效耗散的金刚石基底钙钛矿纳米片激光.此外,紧密光学束缚可以通过在纳米片和...具有低温升的高效散热方案是实现电泵浦激光的关键因素之一.高导热金刚石有望克服钙钛矿激光的散热限制.本文中,我们展示了一种可以将光泵浦过程中产生热量高效耗散的金刚石基底钙钛矿纳米片激光.此外,紧密光学束缚可以通过在纳米片和金刚石基底之间引入一层薄SiO_(2)间隔层而实现.该激光的品质因子高达~1962,激光阈值为52.19μJ cm^(-2).受益于金刚石基底,其泵浦能量密度相关温度灵敏度较低(~0.56±0.01 K cm~2μJ^(-1)).本工作有望促进电泵浦钙钛矿激光的发展.展开更多
基金supported by the National Natural Science Foundation of China (U21A20496,61922060,62205235,62204157,61805172,12104334,62174117,and 61905173)the Graduate Innovation Project of Shanxi Province (2020BY117)+9 种基金the Key Research and Development (International Cooperation)Program of Shanxi Province (201803D421044)the Natural Science Foundation of Shanxi Province (20210302123154 and 20210302123169)Research Project Supported by Shanxi Scholarship Council of China (2021-033)Research Project Supported by Shanxi-Zheda Institute of Advanced Materials and Chemical Engineering (2021SX-FR008 and 2022SX-TD020)Introduction of Talents Special Project of Lvliang City (Rc2020206,Rc2020207)Transformation Cultivation Project of University Scientific and Technological Achievements of Shanxi Province (2020CG013)the Key Research and Development Program of Shanxi Province (202102150101007)the support from the Research Grants Council,University Grants Committee,Hong Kong,General Research Fund (12303920)SZ-HK-Macao Science and Technology Plan Project (SGDX2020110309540000)Guangdong Basic and Applied Basic Research Fund (2022A1515010020)。
基金supported by the National Natural Science Foundation of China(U21A20496,61922060,61775156,61805172,12104334,62174117,and 61905173)the Key Research and Development Program of Shanxi Province(202102150101007)+5 种基金Shanxi-Zheda Institute of Advanced Materials and Chemical Engineering Program(2022SX-TD020)the Natural Science Foundation of Shanxi Province(20210302123154 and 20210302123169)the Research Project Supported by Shanxi Scholarship Council of China(2021-033)the Research Project Supported by Shanxi-Zheda Institute of Advanced Materials and Chemical Engineering(2021SXFR008)the Introduction of Talents Special Project of Lvliang City(Rc2020206 and Rc2020207)support from China Scholarship Council(202006935009)。
文摘具有低温升的高效散热方案是实现电泵浦激光的关键因素之一.高导热金刚石有望克服钙钛矿激光的散热限制.本文中,我们展示了一种可以将光泵浦过程中产生热量高效耗散的金刚石基底钙钛矿纳米片激光.此外,紧密光学束缚可以通过在纳米片和金刚石基底之间引入一层薄SiO_(2)间隔层而实现.该激光的品质因子高达~1962,激光阈值为52.19μJ cm^(-2).受益于金刚石基底,其泵浦能量密度相关温度灵敏度较低(~0.56±0.01 K cm~2μJ^(-1)).本工作有望促进电泵浦钙钛矿激光的发展.
