4 papers
Sp(2N, R) interferometry in multi-mode Gaussian bosonic systems for optimal metrology and quantum control
Chenwei Lv, Renbao Liu
Multi-mode interferometers for bosons in Gaussian states are important systems for quantum metrology with precision beyond the standard quantum limit and for bosonic quantum comput…
Efimovian Phonon Production for an Analog Coasting Universe in Bose-Einstein Condensates
Yunfei Xue, Jiabin Wang, Li Chen +2
Efimov effects arise from scale invariance, a fundamental symmetry with universal implications. While spatial Efimov physics has been extensively studied, realizing its temporal co…
Polarization-dependent chiral transport and chiral solitons in spin Kitaev models
Chenwei Lv, Thomas Bilitewski, Ana Maria Rey +1
Recent advances in synthetic quantum matter allow researchers to design quantum models inaccessible in traditional materials. Here, we propose protocols to engineer a new class of…
Geometric Optimization of Quantum Control with Minimum Cost
Chengming Tan, Yuhao Cai, Jinyi Zhang +3
We investigate the optimization of quantum control from a differential geometric perspective. In our approach, optimal control minimizes the cost associated with evolving a quantum…