Xiaoqian M. Chen
CHX Beamline Scientist, Complex Scattering Program, National Synchrotron Light Source II

Brookhaven National Laboratory
National Synchrotron Light Source II
Bldg. 744
P.O. Box 5000
Upton, NY 11973-5000
(631) 344-7620
xmchen@bnl.gov
I lead the quantum materials program at the Coherent Hard X-ray Scattering (CHX) beamline. I am interested in effects of disorder, quantum confinement and real-time observation of emerging phase textures in- and out-of-equilibrium.
Education | Appointments | Publications
Education
Ph.D. Physics, University of Illinois Urbana-Champaign, 2014
B.S. Engineering Physics, Cornell University, 2008
Professional Appointments
Assistant Physicist, Brookhaven National Laboratory, Upton, NY 2020 - Present
Project Scientist, Lawrence Berkeley National Laboratory, Berkeley CA, 2020 - 2020
Research Associate, Lawrence Berkeley National Laboratory, Berkeley CA, 2016 - 2019
Research Associate, Brookhaven National Laboratory, Upton NY 2014 - 2016
Selected Publications
- Woods JS, Chen XM, Chopdekar RV, Farmer B, Mazzoli C, Koch R, Tremsin AS, Hu W, Scholl A, Kevan S, Wilkins S, Kwok W-K, De Long LE, Roy S, Hastings JT (2021) Switchable X-Ray Orbital Angular Momentum from an Artificial Spin Ice. Physical Review Letters. doi: 10.1103/physrevlett.126.117201
- Chen XM, Farmer B, Woods JS, Dhuey S, Hu W, Mazzoli C, Wilkins SB, Chopdekar RV, Scholl A, Robinson IK, De Long LE, Roy S, Hastings JT (2019) Spontaneous Magnetic Superdomain Wall Fluctuations in an Artificial Antiferromagnet. Physical Review Letters. doi: 10.1103/physrevlett.123.197202
- Chen XM, Mazzoli C, Cao Y, Thampy V, Barbour AM, Hu W, Lu M, Assefa TA, Miao H, Fabbris G, Gu GD, Tranquada JM, Dean MPM, Wilkins SB, Robinson IK (2019) Charge density wave memory in a cuprate superconductor. Nature Communications. doi: 10.1038/s41467-019-09433-1
- Chen XM, Thampy V, Mazzoli C, Barbour AM, Miao H, Gu GD, Cao Y, Tranquada JM, Dean MPM, Wilkins SB (2016) Remarkable Stability of Charge Density Wave Order inLa1.875Ba0.125CuO4. Physical Review Letters. doi: 10.1103/physrevlett.117.167001
- Joe YI, Chen XM, Ghaemi P, Finkelstein KD, de la Peña GA, Gan Y, Lee JCT, Yuan S, Geck J, MacDougall GJ, Chiang TC, Cooper SL, Fradkin E, Abbamonte P (2014) Emergence of charge density wave domain walls above the superconducting dome in 1T-TiSe2. Nature Physics 10:421–425. doi: 10.1038/nphys2935

Brookhaven National Laboratory
National Synchrotron Light Source II
Bldg. 744
P.O. Box 5000
Upton, NY 11973-5000
(631) 344-7620
xmchen@bnl.gov