6 papers
Topologically Configurable Nonlinear Vortex Generation at van der Waals Heterostructures
Hongwei Wang, Yuda Wan, Kai Wang +8
van der Waals (vdW) materials offer a highly tunable and efficient platform at nanoscale for nonlinear and quantum optics. Twist-stacked vdW heterostructures enable elegant control…
Experimental High-Dimensional Quantum Overlapping Tomography
Haifei Wang, Rui Qu, Zhengning Yang +7
Large-scale quantum systems have advanced rapidly via the exploration of more particles and higher dimensions, offering great potential for developing quantum technologies. However…
Orbitally resolved single-photon emission from an individual atomic vacancy center in a semiconductor
Gagandeep Singh, Xiaodan Lyu, Bi Qi Chong +11
Atomically confined spins are emerging as active components in quantum optoelectronic devices such as quantum bits and sensors. However, interrogating single spins at atomic length…
Room-Temperature Electrical Readout of Spin Defects in van der Waals Materials
Shihao Ru, Liheng An, Haidong Liang +14
Negatively charged boron vacancy () in hexagonal boron nitride (hBN) is the most extensively studied room-temperature quantum spin system in two-dimensional (2D) ma…
Experimental demonstration of scalable quantum cryptographic conferencing
Haotao Zhu, Zhenhua Li, Shuai Zhao +6
Quantum network enables a variety of quantum information processing tasks, where multi-user quantum communication is one of the important objectives. Quantum cryptographic conferen…
Boosting classical and quantum nonlinear processes in ultrathin van der Waals materials
Xiaodan Lyu, Leevi Kallioniemi, Hongbing Cai +11
Understanding and controlling nonlinear processes is crucial for engineering light-matter interaction and generating non-classical light. A significant challenge in ultra-thin nonl…