Xiaofeng Qian (xqian6)

Xiaofeng Qian

Assistant Professor

Charles V. Schaefer, Jr. School of Engineering and Science

Department of Physics

Education

  • PhD (2014) University of Rochester (Quantum Physics)

Research

Classically Entangled Optics: classical entanglement; optical polarization, spatial and temporal coherence; emulation of quantum tasks with classical optics

Quantum Information: multiparty coherence and entanglement; coherence/entanglement sharing; geometric approach to resource theory; quantum multi-tasking

Quantum Optics, and Foundational Physics: Cavity magnonics; single-photon coherence; cavity QED, Bell inequality; wave-particle duality;

Institutional Service

  • Physics Undergraduate Enrollment and Recruitment Committee Member
  • Physics Departmental Seminars/Colloquium Chair
  • Physics Graduate Student Qualifying Committee Chair
  • Physics Undergraduate Enrollment and Recruitment Committee Member
  • Tenure track position search committee Member
  • PHD defense Committee Member
  • Physics Graduate Student Qualifying Committee Chair
  • Physics Departmental Seminars/Colloquium Chair
  • faculty advisory council (SES) Member
  • Physics Graduate Curriculum Committee Member
  • Physics Departmental Seminars/Colloquium Chair
  • Quantum Snack Time (Talks & Journal Clubs for students) Chair
  • Institute Graduate Curriculum Committee (GCC) Member
  • Physics Graduate Student Qualifying Committee Member
  • Physics Department Graduate Curriculum Committee Member
  • Physics Graduate Student Qualifying Committee Member
  • Institute Graduate Curriculum Committee (GCC) Member
  • Quantum Snack Time Events Chair
  • Quantum Lunch Seminar Series Chair

Professional Service

  • Photonics Topical Editor
  • IEEE The 2nd Quantum Science and Engineering Education Conference (QSEEC) 2023 Program Committee
  • Quantum Control Information and Computing workshop Co-organizer Committee

Appointments

Assistant Professor: 2019 - Present, Department of Physics, Stevens Institute of Technology

Research Associate: 2015 - 2019, The Institute of Optics, University of Rochester

Instructor/Fellow: 2014 - 2015, Department of Physics & Astronomy, University of Rochester

Honors and Awards

Top 10 Breakthroughs in Physics of 2021, by Physics World
10 most popular physics stories of 2023, by Physics World

Professional Societies

  • OSA – Optica Member
  • APS – American Physical Society Member
  • OSA – Optica (formerly Optical Society of America) Member
  • APS – American Physical Society Member
  • OSA – The Optical Society Member
  • APS – American Physical Society Member
  • OSA – The Optical Society Member

Selected Publications

Conference Proceeding

  1. Qian, X. (2021). Teaching Quantum Concepts with Classical Optics. Education and Training in Optics and Photonics (pp. W2B. 5). Optical Society of America.
  2. Qian, X.; Konthasinghe, K.; Manikandan, S.; Spiecker, D.; Vamivakas, A.; Eberly, J. (2020). Wave-Particle Duality Controlled by Single-Photon Self-Entanglement (pp. paper FTh4D.7). Washington D.C.: Conference on Lasers and Electro-Optics, OSA Technical Digest (Optical Society of America, 2020).
  3. Lewalle, P.; Elouard, C.; Manikandan, S. K.; Qian, X.; Eberly, J. H.; Jordan, A. N. (2019). Remote Two--Qubit Entanglement by Joint Homodyne Detection of Fluorescence (pp. W6A--22). Conference on Coherence and Quantum Optics, Optical Society of America.
  4. Qian, X. (2019). Restriction and Sharing of “Polarization” Coherences in an Optical Beam (pp. Tu2A--2). Conference on Coherence and Quantum Optics, Optical Society of America.

Journal Article

  1. Luo, D.; Qian, X.; Yu, T. (2024). Optically mediated remote entanglement generation in magnon-cavity systems. Physical Review A (vol. 109, pp. 012611).
  2. Qian, X.; Izadi, M. (2023). Bridging coherence optics and classical mechanics: A generic light polarization-entanglement complementary relation. Physical Review Research (vol. 5, pp. 033110).
  3. Sajia, A.; Qian, X. (2022). Super-resolution of two unbalanced point sources assisted by the entangled partner. Physical Review Research (vol. 4, pp. 033244). APS.
  4. Zhao, G.; Wang, Y.; Qian, X. (2021). Driven-dissipative Quantum Dynamics in Cavity Magnon-Polariton System. Physical Review B (vol. 104 , pp. 134423). APS.
  5. Lewalle, P.; Elouard, C.; Manikandan, S.; Qian, X.; Eberly, J. H.; Jordan, A. (2021). Entanglement of a pair of quantum emitters via continuous fluorescence measurements: a tutorial. Advances in Optics and Photonics (vol. 13, pp. 517).
  6. Wadood, S. A.; Liang, K.; Zhou, Y.; Yang, J.; Alonso, M.; Qian, X.; Maholtra, T.; Rafsanjani, S.; Jordan, A.; Boyd, R. W.; Vamivakas, A. N. (2021). Experimental demonstration of superresolution of partially coherent light sources using parity sorting. Optics Express (pp. 22034).
  7. Luo, D.; Qian, X.; Yu, T. (2021). Nonlocal magnon entanglement generation in coupled hybrid cavity systems. Optics Letters (vol. 46, pp. 1073). Optics Letters.
  8. Qian, X.; Wadood, S.; Vamivakas, N.; Eberly, J. (2020). Quantification and observation of genuine three-party coherence: A solution based on classical optics. Physical Review A (vol. 102, pp. 062424). Physical Review A.
  9. Qian, X.; Agarwal, G. (2020). Quantum duality: A source point of view. Physical Review Research (1 ed., vol. 2, pp. 012031). Physical Review Research.
  10. Qian, X.; Konthasinghe, K.; Manikandan, S.; Spiecker, D.; Vamivakas, A.; Eberly, J. (2020). Turning off quantum duality. Physical Review Research (1 ed., vol. 2, pp. 012016). Physical Review Research.
  11. Qian, X.; Vamivakas, N.; Eberly, J. (2018). Entanglement Limits Duality and Vice Versa. Optica (vol. 5, pp. 942). Optica .
  12. Qian, X.; Alonso, M.; Eberly, J. (2018). Entanglement polygon inequality in qubit systems. New Journal of Physics (vol. 20, pp. 063012). New Journal of Physics.
  13. Qian, X.; Vamivakas, N.; Eberly, J. (2017). Emerging Connections: Classical and Quantum Optics. Optics and Photonics News (vol. 28, pp. 34). Optics and Photonics News.
  14. Eberly, J.; Qian, X.; Vamivakas, N. (2017). Polarization Coherence Theorem. Optica (vol. 4, pp. 1113). Optica.
  15. Qian, X.; Malhotra, T.; Vamivakas, N.; Eberly, J. (2016). Coherence Constraints and the Last Hidden Optical Coherence. Physical Review Letters (vol. 117, pp. 153901). Physical Review Letters.
  16. Qian, X.; Little, B.; Howell, J.; Eberly, J. (2015). Shifting the quantum-classical boundary: theory and experiment for statistically classical optical fields. Optica (vol. 2, pp. 611). Optica.

Courses

PEP543: Introduction to Quantum Engineering
PEP642: Mechanics
PEP242: Modern Physics
PEP369: Introduction to Quantum Physics
PEP112: Electricity and Magnetism (E&M)
PEP187: Seminar in Physical Science I
PEP124: Physics for Business and Technology II
PEP557: Quantum Information and Quantum Computation