Every production of genius must be the production of enthusiasm. Benjamin Disraeli
|
Hello! Welcome to the home page of quantum technology & engineering group. Our group is located in Center for gravitational experiments, School of Physics, Huazhong University of Science and Technology, Wuhan, China. We focus on the study of quantum technology and quantum information theory.
Opennings:
Postdoctoral researchers, Ph.D. and Master students are welcome to join the group. Details please contact Dr. Jing Liu ([email protected]) |
|
|
Recent news:
December 20, 2019: Prof. Shengwen Li will visit us and give a talk. March 29, 2019: Ms. Baihua Wang from the IOPscience will give us a talk on how to submit a manuscript. December 03-08, 2018: Prof. Rafal Demkwowicz-Dobrzanski from the University of Warsaw will visit our group and give us talks. November 22-25, 2018: Prof. Jiang Huang from Guangdong Ocean University will visit our group. November 07-17, 2018: Dr. Bo Liu from Changchun Normal University will visit our group. November 01-06, 2018: Prof. Christiane Koch from the University of Kassel will visit our group and give us talks. |
Research Interests
Quantum Metrology & Control
|
(1) Quantum phase estimations, including single and multiple phase estimations in optical interferometers.
(2) Parameter estimations in atomic interferometers, such as Bose-Einstein condensate. (3) Controlled schemes to improve the precision of parameter estimations in various systems. Selected publications:
1. Quantum Fisher information matrix and multiparameter estimation, Journal of Physics A 53, 023001 (2020) (Topical review) 2. Control-enhanced multiparameter quantum estimation, Physical Review A 96, 042114 (2017). 3. Quantum phase estimation with optimal control, Physical Review A 96, 012117 (2017). 4. Phase-matching condition for enhancement of phase sensitivity in quantum metrology, Physical Review A 88, 042316 (2013). |
|
Quantum Dissipation
(1) Quantification of non-Markovianity.
(2) Non-Markovian dynamics in natural and artificial systems.
(3) Quantum speed limit.
Selected publications:
1. Quantifying non-Markovianity for a chromophore-qubit pair in a super-Ohmic bath, Physical Chemistry Chemical Physics 17, 8087-8096 (2015).
2. Nonunital non-Markovianity of quantum dynamics, Physical Review A 87, 042103 (2013).
(2) Non-Markovian dynamics in natural and artificial systems.
(3) Quantum speed limit.
Selected publications:
1. Quantifying non-Markovianity for a chromophore-qubit pair in a super-Ohmic bath, Physical Chemistry Chemical Physics 17, 8087-8096 (2015).
2. Nonunital non-Markovianity of quantum dynamics, Physical Review A 87, 042103 (2013).
Quantum Information Theory
(1) Quantum correlation, including the criteria, witness and the dynamical behavior of entanglement and quantum discord.
(2) Spin squeezing.
(2) Spin squeezing.
