Liu (SWRL/NJIT)
Chang Liu

Research Professor
Space Weather Research Laboratory
Center for Solar-Terrestrial Research
New Jersey Institute of Technology
323 Martin Luther King Jr. Blvd.
Newark, NJ 07102-1982
   chang.liu (at) Phone: (973) 596-5760  Fax: (973) 596-3617  Office: 403 Tiernan Hall

Ph. D. in Applied Physics, New Jersey Institute of Technology, 2007
M. S. in Physics, Rutgers, The State University of New Jersey - New Brunswick, NJ, 2002
B. S. in Physics, Nanjing University, Nanjing, China, 2000


Refereed Papers:
(14/55) Liu, C., Deng, N., Lee J., Wiegelmann, T., Jiang C., Dennis B. R., Su Y., Donea A., & Wang H. 2014, Three-dimensional Magnetic Restructuring in Two Homologous Solar Flares in the Seismically Active NOAA AR 11283, ApJ, 795, 128
(13/54) Liu, C., Deng N., Lee, J., Wiegelmann T., Moore, R.L., & Wang, H. 2013, Evidence for Solar Tether-cutting Magnetic Reconnection from Coronal Field Extrapolations, ApJL, 778, L36(7pp)
(12/53) Liu, C., Xu, Y., Deng, N., Lee, J., Zhang, J., Choudhary, D. P. & Wang, H. 2013, He I D3 Observation of the 1984 May 22 M6.3 Solar Flare, ApJ, 774, 60(9pp)
Liu, C., Deng, N., Liu, R., Lee, J., Wiegelmann, T., Jing, J., Xu, Y., Wang, S. & Wang, H. 2012, Rapid Changes of Photospheric Magnetic Field After Tether-cutting Reconnection and Magnetic Implosion, ApJL, 745, L4
(10/51) Liu, C., Deng, N., Liu, R., Ugarte-Urra, I., Wang, S. & Wang, H. 2011, A Standard-to-Blowout Jet, ApJL, 735, L18
(9/50) Liu, C., Lee, J., Jing, J., Liu, R., Deng, N. & Wang, H. 2010, Motions of Hard X-ray Sources During an Asymmetric Eruption, ApJL, 721, L193
(8/49) Liu, C., Lee, J., Karlicky, M., Choudhary, D. P., Deng, N. & Wang, H. 2009, The Successive Solar Flares and Coronal Mass Ejections on 2005 September 13, ApJ, 703, 757
(7/48) Liu, C. & Wang, H. 2009, Reconnection Electric Field and Hardness of X-ray Emission of Solar Flares, ApJL, 696, L27
(6/47) Liu, C., Lee, J., Jing, J., Gary, D. E. & Wang, H. 2008, The Spatial Distribution of Hard X-Ray Spectral Index and Local Magnetic Reconnection Rate, ApJL, 672, L69
(5/46) Liu, C., Lee, J., Yurchyshyn, V., Deng, N., Cho, K., Karlicky, M. & Wang, H. 2007, The Eruption from a Sigmoidal Solar Active Region on 2005 May 13, ApJ, 669, 1372
(4/45) Liu, C., Lee, J., Gary, D. E. & Wang, H. 2007, The Ribbon-Like Hard X-Ray Emission in a Sigmoidal Solar Active Region, ApJL, 658, L127 (Also see RHESSI Science Nuggets #40; RHESSI's Tenth Anniversary)
(3/44) Liu, C., Lee, J., Deng, N., Gary, D. E. & Wang, H. 2006, Large-Scale Activities Associated with the 2003 October 29 X10 Flare, ApJ, 642, 1205
(2/43) Liu, C., Deng, N., Liu, Y., Falconer, D., Goode, P. R., Denker, C. & Wang, H. 2005, Rapid Change of Delta Spot Structure Associated with Seven Major Flares, ApJ, 622, 722
(1/42) Liu, C., Qiu, J., Gary, D. E., Krucker, S. & Wang, H. 2004, Studies of Microflares in RHESSI Hard X-ray, Big Bear Solar Observatory H-alpha and Michelson Doppler Imager Magnetograms, ApJ, 604, 442

(41) Wang, H., Cao W., Liu, C., Xu Y., Liu R., Zeng Z., Chae J., & Ji H. 2015, Witnessing magnetic twist with high-resolution observation from the 1.6-m New Solar Telescope, Nat. Com., 6, 7008
(40) Wang, H. & Liu, C. 2015,  Structure and Evolution of Magnetic Fields Associated with Solar Eruptions (Invited Review), RAA, 15, 145
(39) Chen, X., Deng N., Lamb, D. A, Jing J., Liu C., Liu R., Park S.-H., & Wang H. 2015, Development of Technique to Detect and Classify Small-Scale Magnetic Flux Cancellation and Rapid Blueshifted Excursions, RAA, in press
(38) Deng, N., Chen, X., Liu, C., Jing, J., Tritschler, A., Reardon, K. P., Lamb, D. A., Deforest, C. E., Denker, C., Wang, S., Liu, R. & Wang, H. 2014, Chromospheric Rapid Blueshifted Excursions Observed with IBIS and their Association with Photospheric Magnetic Field Evolution, ApJ, 799, 219(9pp.)
(37) Kliem, B., Török, T., Titov, V. S., Lionello, R., Linker, J. A., Liu, R., Liu, C., & Wang, H. 2014,  Slow Rise and Partial Eruption of a Double-decker Filament. II. A Double Flux Rope Model, ApJ, 792, 107
(36) Jing, J., Liu, C., Lee, J., Wang, S., Wiegelmann, T., Xu, Y. & Wang, H. 2014, Evolution of a Magnetic Flux Rope and its Overlying Arcade Based on Nonlinear Force-free Field Extrapolations, ApJL, 784, L13
(35) Wang, S., Liu, C., Deng, N., & Wang H. 2014, Sudden Photospheric Motion and Sunspot Rotation Associated with the X2.2 Flare on 2011 February 15, ApJL, 782, L31
(34) Wang, H., Liu, C., Deng, N., Zeng, Z., Xu, Y., Jing, J. & Cao, W. 2014, Study of Two Successive Three-Ribbon Solar Flares on 2012 July 6, ApJL, 781, L23
(33) Wang, H., Liu, C., Wang, S., Deng, N., Xu, Y., Jing, J. & Cao W. 2013, Study of Rapid Formation of a Delta Sunspot Associated with the 2012 July 2 C7.4 Flare Using High-resolution Observations of New Solar Telescope, ApJL, 774, L24
(32) Liu, R., Liu, C., Xu, Y., Liu, W., Kliem, B., Wang, H. 2013, Observation of a Moreton wave and wave-filament interactions associated with the renowned X9 flare on 1990 May 24, ApJ, 773, 166
(31) Deng, N., Tritschler, A., Jing, J., Chen, X., Liu, C., Reardon, K., Denker, C., Xu, Y. & Wang, H. 2013, High-cadence and High-resolution Hα Imaging Spectroscopy of a Circular Flare's Remote Ribbon with IBIS, ApJ, 769, 112(11pp)
(30) Wang, H. & Liu, C. 2012, Circular Ribbon Flares and Homologous Jets, ApJ, 760, 101(9pp)
(29) Xu, Y., Liu, C., Jing, J. & Wang, H. 2012, On the Relationship Between Coronal Magnetic Decay Index and CME Speed, ApJ, 761, 52(6pp)
(28) Liu, R., Liu, C., Török, T., Wang, Y. & Wang, H. 2012, Contracting and Erupting Components of Sigmoidal Active Regions, ApJ, 757, 150
(27) Wang, S., Liu, C. & Wang, H. 2012, The Relationship between the Sudden Change of the Lorentz Force and the Magnitude of Associated Flares, ApJL, 757, L5
(26) Liu, R., Kliem, B., Török, T., Liu, C., Titov, V. S., Lionello, R., Linker, J. A. & Wang, H. 2012, Slow Rise and Partial Eruption of a Double-decker Filament. I. Observations and Interpretation, ApJ, 756, 59
(25) Jing, J., Park, S. H., Liu, C., Lee, J., Wiegelmann, T., Xu, Y., Deng, N. & Wang, H. 2012, Evolution of Relative Magnetic Helicity and Current Helicity in NOAA Active Region 11158, ApJL, 752, L9
(24) Wang, H., Deng, N. & Liu, C. 2012, Rapid Transition of Uncombed Penumbrae to Faculae during Large Flares, ApJ, 748, 76
(23) Wang, S., Liu, C., Liu, R., Deng, N., Liu, Y. & Wang, H. 2012, Response of the Photospheric Magnetic Field to the X2.2 Flare on 2011 February 15, ApJL, 745, L17
(22) Verma, M., Balthasar, H., Deng, N., Liu, C., Shimizu, T., Wang, H. & Denker, C. 2012, Horizontal flow fields observed in Hinode G-band images. II. Flow fields in the final stages of sunspot decay, A&A, 538, A109
(21) Liu, R., Wang, T., Lee, J., Stenborg, G., Liu, C., Park, S. & Wang, H. 2011, Observing the reconnection region in a transequatorial loop system, RAA, 11, 1209
(20) Deng, N., Liu, C., Prasad Choudhary, D. & Wang, H. 2011, Rapid Enhancement of Sheared Evershed Flow Along the Neutral Line Associated with an X6.5 Flare Observed by Hinode, ApJL,733, L14
(19) Liu, R., Liu, C., Wang, S., Deng, N. & Wang, H. 2010, Sigmoid-to-flux-rope Transition Leading to a Loop-like Coronal Mass Ejection, 725, L84
(18) Liu, R., Lee, J., Wang, T., Stenborg, G., Liu, C. & Wang, H. 2010, A Reconnecting Current Sheet Imaged in a Solar Flare, ApJL, 723, L28
(17) Liu, R., Liu, C., Park, S. & Wang, H. 2010, Gradual Inflation of Active-region Coronal Arcades Building up to Coronal Mass Ejections, ApJ, 723, 229
(16) Wang, H. & Liu, C. 2010, Observational Evidence of Back Reaction on the Solar Surface Associated with Coronal Magnetic Restructuring in Solar Eruptions, ApJL, 716, L195
(15) Ji, H., Wang, H., Liu, C. & Dennis, B. R. 2008, A Hard X-Ray Sigmoidal Structure during the Initial Phase of the 2003 October 29 X10 Flare, ApJ, 680, 734
(14) Deng, N., Choudhary, D., Tritschler, A., Denker, C., Liu, C. & Wang, H. 2007, Flow Field Evolution of a Decaying Sunspot, ApJ, 671, 1013
(13) Wang, H., Liu, C., Jing, J. & Yurchyshyn, V., 2007, Successive Flaring during the 2005 September 13 Eruption, ApJ, 671, 973
(12) Chen, W., Liu, C., Song, H., Deng, N., Tan, C. & Wang, H. 2007, A Statistical Study of Rapid Sunspot Structure Change Associated with Flares, CHJAA, 7, 733
(11) Jing, J., Lee, J., Liu, C., Gary, D. E. & Wang, H. 2007, Hard X-Ray Intensity Distribution along Hα Ribbons, ApJL, 664, L127
(10) Liu, Y., Kurokawa, H., Liu, C., Brooks, D. H., Dun, J., Ishii, T. T. & Zhang, H. 2007, The X10 Flare on 29 October 2003: Was It Triggered by Magnetic Reconnection between Counter-Helical Fluxes?, Sol. Phys., 240, 253
(9) Yurchyshyn, V., Liu, C., Abramenko, V. & Krall, J. 2006, The May 13, 2005 Eruption: Observations, Data Analysis and Interpretation, Sol. Phys., 239, 317
(8) Deng, N., Xu, Y., Yang, G., Cao, W., Liu, C., Rimmele, T. R., Wang, H. & Denker, C. 2006, Multiwavelength Study of Flow Fields in Flaring Super Active Region NOAA 10486, ApJ, 644, 1278
(7) Xu, Y., Cao, W., Liu, C., Yang, G., Jing, J., Denker, C., Emslie, A. G. & Wang, H. 2006, High-Resolution Observations of Multiwavelength Emissions during Two X-Class White-Light Flares, ApJ, 641, 1210
(6) Wang, H., Liu, C., Deng, Y. & Zhang, H. 2005, Reevaluation of the Magnetic Structure and Evolution Associated with the Bastille Day Flare on 2000 July 14, ApJ, 627, 1031
(5) Deng, N., Liu, C., Yang, G., Wang, H. & Denker, C. 2005, Rapid Penumbral Decay Associated with an X2.3 Flare in NOAA Active Region 9026, ApJ, 623, 1195
(4) Qiu, J., Liu, C., Gary, D. E., Nita, G. M. & Wang, H. 2004, Hard X-Ray and Microwave Observations of Microflares, ApJ, 612, 530
(3) Xu, Y., Cao, W., Liu, C., Yang, G., Qiu, J., Jing, J., Denker, C. & Wang, H. 2004, Near-Infrared Observations at 1.56 Microns of the 2003 October 29 X10 White-Light Flare, ApJL, 607, L131
(2) Wang, H., Liu, C., Qiu, J., Deng, N., Goode, P. R. & Denker, C. 2004, Rapid Penumbral Decay following Three X-Class Solar Flares, ApJL, 601, L195
(1) Wang, H., Ji, H., Schmahl, E. J., Qiu, J., Liu, C. & Deng, N. 2002, Sudden Disappearance of a Small Sunspot Associated with the 2002 February 20 M2.4 Flare, ApJL, 580, L177

Solar Film Digitization Project
Sample digitized images sapnning five solar cycles

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Last Updated: 24-Aug-2014