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Tsinghua University Breakthrough: Yong-Chun Liu s Group Discovers Time Crystal in Single-Mode Nonlinear Cavity – India Education | Latest Education News | Global Educational News

Tsinghua University Breakthrough: Yong-Chun Liu s Group Discovers Time Crystal in Single-Mode Nonlinear Cavity – India Education | Latest Education News | Global Educational News
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Chenyang wangYong chun liuYuanjiang tangYaohua liTsinghua department of physicsTsinghua universityDepartment of physicsPhysical review letters

Physics - Exceptional Sensing and Transport

Two experimental studies realized enhanced atomic sensing and chiral heat transport near exceptional points singularities inherent to open, non-Hermitian systems.

Princeton universityNew jerseyUnited statesCheng wei qiuYong chun liuHermitian hamiltoniansBetty mooreDepartment of physicsUniversity of tokyoNational university of singaporeTsinghua universityInstitute for solid state physicsHermitian hamiltonianNational universitySolid state physics

Loss induced nonreciprocity

E-Mail IMAGE: a, sketch of a system with an array of main resonance modes a m connected via a series of connecting modes c m^((n)), with the decay rate κ m^((n)); b, sketch of a. view more Credit: by Xinyao Huang, Cuicui Lu, Chao Liang, Honggeng Tao, and Yong-Chun Liu Optical nonreciprocity, which prohibits the light field returning along the original path after passing through the optical system in one direction, is not only of vast interest to fundamental science, which brings us a deeper understanding of Lorentz reciprocity, time-reversal symmetry, and topological effects, but is also of great importance for realizing nonreciprocal optical and electromagnetics devices such as isolators, circulator and directional amplifiers, which are indispensable for applications ranging from optical communication to optical information processing.

Yong chun liuDepartment of physicsTsinghua universityLight scienceProfessor yong chun liuState key laboratoryLow dimensional quantum physicsChemistry physics materials sciencesயோங் சுன் லியூதுறை ஆஃப் இயற்பியல்ஒளி அறிவியல்ப்ரொஃபெஸர் யோங் சுன் லியூநிலை விசை ஆய்வகம்குறைந்த பரிமாண குவாண்டம் இயற்பியல்வேதியியல் இயற்பியல் பொருட்கள் அறிவியல்