Qi Chai

Status, Contents and Strategies based on the Humane Quality Education of University of Science and Engineering

2017

Humane quality education of university of science and engineering in China actually started with the arrival of the missionaries who set up a very quality education system whereby reading and arithmetic formed the basic curriculum. …

GHZ state, spin squeezed state, and spin coherent state for frequency estimation under general Gaussian noises

2024 · Communications in Theoretical Physics

Abstract Exploring the quantum advantages of various non-classical quantum states in noisy environments is a central subject in quantum sensing. Here we provide a complete picture for the frequency estimation precision of three important states …