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Dr. Jianming Cao

Associate Professor of Physics
Condensed Matter Science, Condensed Matter / Experimental

Email:
Phone: 850 - 644-0527
Alt. Phone: 850 - 644-8739
Fax: 850 - 644-5038
Address: A-309a NHMFL FSU
1800 E. Paul Dirac Dr.
Tallahassee , FL 32310-3706

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Educational Background:
1996, Ph.D., Physics, University of Rochester, Rochester, NY

Research Interests:
Ultrafast electronic and structural dynamics in solid materials; development of fs electron diffraction techniques; current research mostly on CMR materials and metals

Awards, Honors & Service:
Research Innovation Award (2000)



Disclaimer: The information presented below was automatically generated from a database. In the rare instance of an exact name match, it is possible that a citation is inaccurately attributed. The listing should therefore be considered unofficial. To report a mismatched publication, contact IMsystems@magnet.fsu.edu.


Publications and Scientific Activities

##Peer-Reviewed Publications
1 Li, J.; Clinite, R.; Wang, X. and Cao, J., Simulation of ultrafast heating induced structural dynamics using a one-dimensional spring model, Phys. Rev. B, 80, 014304 (2009)
2 Liang, W.; Zhu, P.; Wang, X.; Nie, S.; Zhang, Z.; Clinite, R.; Cao, J.; Sheng, Z. and Zhang, J., Ultrafast Electron Diffraction with Spatiotemporal Resolution of Atomic Motion, Chinese Phys. Lett., 26 (2), 020701 (2009)
3 Nie, S.; Wang, X.; Li, J.; Clinite, R. and Cao, J., Comment on "Nanoscale heat transfer in a thin aluminum film and femtosecond time-resolved electron diffraction", Appl. Phys. Lett., 94, 166101 (2009)
4 Nie, S.; Wang, X.; Li, J.; Clinite, R. and Cao, J., Femtosecond Electron Diffraction: Direct Probe of Ultrafast Structural Dynamics in Metal Films, Microscopy Research and Technique, 72 (3), 131 (2009)
5 Wang, X.; Nie, S.; Park, H.; Li, J.; Clinite, R.; Li, R.; Wang, X. and Cao, J., Measurement of femtosecond electron pulse length and the temporal broadening due to space charge, Rev. Sci. Instrum., 80 (1), 013902 (2009)
6 Cao, J.; Vergara, L.I.; Musfeldt, J.L.; Litvinchuk, A.P.; Wang, Y.J.; Park, S. and Cheong, S.-W., Spin-lattice interactions mediated by magnetic field, Phys. Rev. Lett., 100, 180402 (2008)
7 Cao, J.; Vergara, L.I.; Musfeldt, J.L.; Litvinchuk, A.P.; Wang, Y.J.; Park, S. and Cheong, S.-W., Magnetoelastic coupling in DyMn2O5 via infrared spectroscopy, Phys. Rev. B, 78, 064307 (2008)
8 Wang, X.; Nie, S.; Li, J.; Clinite, R.; Wartenbe, M.; Martin, M.; Liang, W.; and Cao, J., Electronic Grüneisen Parameter and Thermal Expansion In Ferromagnetic Transition Metal, Appl. Phys. Lett., 92, 121918 (2008)
9 Wang, X.; Nie, S.; Li, J.; Clinite, R.; Wartenbe, M.; Martin, M.; Liang, W. and Cao, J., Electronic Gruneisen parameter and thermal expansion in ferromagnetic transition metal, Appl. Phys. Lett., 92, 121918 (2008)
10 Cao, J.; Rai, R.C.; Brown, S.; Musfeldt, J.L.; Tackett, R.; Lawes, G.; Wang, Y.J.; Wei, X.; Apostu, M.; Suryanarayanan, R. and Revcolevschi, A., Observation of 300 K high energy magneto-dielectric contrast in the bilayer manganite (La0.4Pr0.6)1.2Sr1.8Ms2O7, Appl. Phys. Lett., 91, 021913 (2007)
11 Rai, R.C.; Cao, J.; Musfeldt, J.L.; Kim, S.B.; Cheong, S.-W. and Wei, X., Spin-charge coupling and the high -energy magneto-dielectric effect in HoMnO3, Phys. Rev. B, 75, 184414 (2007) [read online]
12 Rai, R.C.; Cao, J.; Vergara, L.I.; Brown, S.; Musfeldt, J.L.; Singh, D.J.; Lawes, G.; Rogado, N.; Cava, R.J. and Wei, X., High-energy magneto-dielectric effect in Kagome staircase materials, Phys. Rev. B, 76, 174414 (2007)
13 Cao, J.; Haraldsen, J.T.; Rai, R.C.; Brown, S.; Musfeldt, J.L.; Wang, Y.J.; Wei, X.; Apostu, M.; Suryanarayanan, R. and Revcolevschi, A., Magneto-optical investigation of the field-induced spin-glass insulator to ferrmomagnetic metallic transition of the bilayer manganite (La0.4Pr0.6)1.2Sr1.8Mn2O7, Phys. Rev. B, 74, 045113 (2006)
14 Nie, S.; Wang, X.; Park, H.; Clinite, R. and Cao, J., Measurement of the electronic Gruneisen constant using femtosecond electron diffraction, Phys. Rev. Lett., 96, 025901 (2006) [read online]
15 Rai, R.C.; Cao, J.; Brown, S.; Musfeldt, J.L.; Kasinathan, D.; Singh, D.J.; Lawes, G.; Rogado, N.; Cava, R.J. and Wei, X., Optical properties and magnetic field-induced phase transitions in the ferroelectric state of Ni3V2O8, Phys. Rev. B, 74, 235101 (2006)
16 Rai, R.C.; Cao, J.; Musfeldt, J.L.; Singh, D.J.; Wei, X.; Jin, R.; Zhou, Z.X.; Sales, B.C. and Mandrus, D.G., Magnetic-dielectric effect in the S=1/2 quansi-two-dimensional antiferromagnet K2V3O8, Phys. Rev. B, 73, 075112 (2006)
17 Schnack, J.; Bruger, M.; Luban, M.; Kogerler, P.; Morosan, E.; Fuchs, R.; Modler, R.; Nojiri, H.; Rai, R.C.; Cao, J.; Musfeldt, J. and Wei, X., Observations of field-dependent magnetic parameters in the magnetic molecule {Ni4Mo12}, Phys. Rev. B, 73, 094401 (2006)
18 Cao, J.; Haraldsen, J.T.; Brown, S.; Musfeld, J.R.; Thompson, J.R.; Zvyagin, S.A.; Krzystek, J.; Whangbo, M.-H.; Nagler, S.E. and Torardi, C.C., Understanding low-energy magnetic excitations and hydrogen bonding in VOHPO4 ● 1/2 H2O, Phys. Rev. B, 72, 214421 (2005) [read online]
19 Park, H.; Hao, Z.; Wang, X.; Nie, S.; Clinite, R. and Cao, J., Synchronization of femtosecond laser and electron pulses with subpicosecond precision, Rev. Sci. Instrum., 76 (8), 083905 (2005) [read online]
20 Park, H.; Nie, S.; Wang, X.; Clinite, R. and Cao, J., Optical Control of Coherent Lattice Motions Probed by Femtosecond Electron Diffraction, J. Phys. Chem. B, 109 (29), 13854 (2005) [read online]
21 Park, H.; Wang, X.; Nie, S.; Clinite, R. and Cao, J., Mechanism of coherent acoustic phonon generation under nonequilibrium conditions, Phys. Rev. B Rapid Commun., 72 (10), 100301 (2005) [read online]
22 Park, H.; Wang, X.; Nie, S.; Clinite, R. and Cao, J., Direct and Real Time Probing of Both Coherent and Thermal Lattice Motions, Solid State Commun., 136, 559 (2005) [read online]
23 Rai, R.C.; Cao, J.; Musfeldt, J.L.; Singh, D.J.; Wei, X.; Jin, R.; Zhoiu, Z.X.; Sales, B.C., and Mandrus, D., Magneto-dielectric effect in the S=1/2 quasi-two dimensional antiferromagnet K2V3O8, Phys. Rev. B, xxx, 11111 (2005)
24 Schnack, J.; Bruger, M.; Luban, M.; Kogerler, P.; Morosan, E.; Fuchs, R.; Modler, R.; Nojiri, H.; Rai, R.C.; Cao, J.; Musfeldt, J.L. and Wei, X., Field-dependent magnetic parameters in Ni4Mo12: magnetostriction at the molecular level?, Phys. Rev. B, xxx, 11111 (2005)
25 Wesolowski, R.; Haraldsen, J.T.; Cao, J.; Musfeldt, J.L.; Olejniczak, I.; Choi, J.; Wang, Y.J. and Schlueter, J.A., Understanding the Totally Symmetric Intramolecular Vibrations in Kappa-Phase Organic Superconductors, Phys. Rev. B, 71, 214514 (2005)
26 Cao, J.; Hao, Z.; Park, H.; Tao, C.; Kau, D. and Blaszczyk, L., Femtosecond Electron Diffraction for Direct Measurement of Ultrafast Atomic Motions, Appl. Phys. Lett., 83 (5), 1044 (2003) [read online]
27 Ihee, H.; Feenstra, J.S.; Cao, J. and Zewail, A.H., Ultrafast electron diffraction of transient cyclopentadienyl radical: A dynamic pseudorotary structure, Chem. Phys. Lett., 253, 325 (2002)
28 Ihee, H.; Cao, J. and Zewail, A.H., Ultrafast electron diffraction of transient [Fe(CO)(4)]: Determination of molecular structure and reaction pathway, Angew. Chem. Int. Ed., 40 (8), 1532 (2001)
##Presentations, Posters & Abstracts
1 Cao, J.; Haraldsen, J.T.; Rai, R.C.; Brown, S.; Musfeldt, J.L.; Wei, X.; Wang, Y.J.; Apostu, M.; Suryanarayanan, R. and Revcolevschi, A., Magneto-Optical Investigation of the Field-Induced Transition in Bilayer Manganese Oxide (La0.4Pr0.6)1.2Sr1.8MnO7, American Physical Society March Meeting, Baltimore, MD, March (2006)
2 Musfeldt, J.L., Rai, R.C., Cao, J., Brown, S., Wei, X., Kasinathan, D, Singh, D., Lawes, G., Sales, B., and Mandrus, D., Magneto-Dielectric Properties of Complex Materials, Solid State Chemistry Gordon Conference, Colby-Sawyer College, New London, NH, July 26 (2006)
3 Rai, R.C.; Cao, J.; Musfeldt, J.L.; Wei, X.; Schnack, J.; Bruger, M.; Luban, M.; Kogerler, P.; Morosan, E.; Fuchs, R.; Modler, R. and Nojiri, H., Field-Dependent Magnetic Parameters in Ni4Mo12: Magnetostriction at the Molecular Level?, American Physical Society March Meeting, Baltimore, MD, March (2006)
4 Clinite, R.; Park, H.; Wang, X.; Nie, S. and Cao, J., Synchronization of Femtosecond Laser and Electron Pulses with Sub-ps Precision (Talk), American Physical Society March Meeting, Los Angeles, CA, March (2005)
5 Nie, S.; Park, H.; Wang, X.; Clinite, R. and Cao, J., Probe and Control of Coherent Lattice Motions Using Femtosecond Electron Diffraction (Talk), American Physical Society March Meeting, Los Angeles, CA, March (2005)
6 Wang, X.; Park, H.; Nie, S.; Clinite, R. and Cao, J., The Mechanism of Coherent Phonon Generation (Talk), XX Congress of the Int. Union of Crystallography, Florence, Italy, August 23-31 (2005)
7 Wang, X.; Park, H.; Nie, S.; Clinite, R. and Cao, J., Femtosecond Electron Diffraction: Direct and Real-Time Probing of Coherent and Thermal Atomic Motions (Poster), American Physical Society March Meeting, Los Angeles, CA, March (2005)
8 Cao, J., Electrons as an ultrafast probe (Invited talk), First National Laboratory and University Alliance Workshop on Ultrafast Electron Microscopies, Lawrence Livermore National Laboratory, CA, April 16-17 (2004)
9 Cao, J., Measurement of the electron pulse length: complications due to space charge (Invited talk), First National Laboratory and University Alliance Workshop on Ultrafast Electron Microscopies, Lawrence Livermore National Laboratory, CA, April 16-17 (2004)
10 Cao, J., Probing both coherent and thermal atomic motions (Invited talk), First National Laboratory and University Alliance Workshop on Ultrafast Electron Microscopies, Lawrence Livermore National Laboratory, CA, April 16-17 (2004)
11 Cao, J., Femtosecond Electron Diffraction: Making Ultrafast Movies of Atomic Motions (Invited talk), Ohio State University, Columbus, OH, March 30 (2004)
12 Cao, J., Femtosecond electron diffraction probing of lattice dynamics (Talk), 2004 Workshop on Ultrafast X-Ray Science, San Diego, CA, April 29 - May 1 (2004)
13 Park, H. and Cao, J., Probing and Controlling Coherent Phonons using Femtosecond Electron Diffraction (Poster), 2004 Workshop on Ultrafast X-Ray Science, San Diego, CA, April 29-May 1 (2004)
14 Wesolowski, R.; Haraldsen, J.T.; Cao, J.; Choi, J.; Musfeldt, J.L.; Olejniczak, I.; Wang, Y.J. and Schlueter, J.A., Understanding the totally symmetric intramolecular vibrations in K-phase organic supercondcutors, Int. Conf. on Synthetic Metals, Wollongong, Australia, June (2004)
15 Wesolowski, R.; Haraldsen, J.T.; Cao, J.; Musfeldt, J.L.; Olejniczak, I.; Choi, J.; Wang, Y.J. and Schlueter, J.A., Magnetic field dependence of vibrational modes in K-(ET)2Cu(N(CN)2)Br superconductor, American Physical Society March Meeting, Montreal, Canada, March (2004)
16 Cao, J., Femtosecond electron diffraction: making ultrafast movies of atomic motion (Invited talk), Baylor University, Physics Department, Waco, TX, March (2003)
17 Cao, J., Femtosecond electron diffraction (Invited talk), 6th Annual Southeast Coherent Spectroscopy and Ultrafast Conf., University of Florida, Gainesville, FL, January (2003)
18 Hao, Z.; Park, H.; Tao, C. and Cao, J., FemtoSecond Electron Diffraction Observation of Ultrafast Structural Change in Metal Films (Talk), American Physical Society March Meeting, Austin, TX, March 1 (2003)
19 Park, H.; Hao, Z.; Kau, D.; Tao, C.; Blaszczyk, L. and Cao, J., A Femtosecond Electron Diffractometer for the Study of Ultrafast Structural Dynamics (Talk), American Physical Society March Meeting, Austin, TX, March (2003)
20 Sallaq, R.; Van Winkle, D.H. and Cao, J., Determination of velocity, acceleration, and forces in the contraction of vorticella convallaria (Talk), American Physical Society March Meeting, Austin, TX, March (2003)




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