Center for Solar Terrestrial Research


 
Wenda Cao

Associate Professor, Physics, NJIT

Associate Director,  BBSO

OFFICE: 101 Tiernan Hall
PHONE: (973) 596-5301
EMAIL: cao@njit.edu, wcao@bbso.njit.edu

Professional Information


Courses and Teaching

Fall 2013: Phys 111, Sears and Zumansky's University Physics with Modern Physics

Fall 2012: Phys 111, Physics for Scientists and Engineers

Fall 2011:  Phys 780, Astronomical Instruments and Observation Techniques

Spring 2011:  Phys 106, Physics for Scientist and Engineers -- Enhanced College Physics

Fall 2010: Phys 105, Physics for Scientist and Engineers -- Enhanced College Physics

Sprint 2009: Phys 102, Enhanced College Physics

Fall 2008: Phys 105, Physics for Scientists and Engineers

Spring 2008: Phys 121, Physics for Scientists and Engineers

Fall 2007: Phys 121, Fundamentals of Physics

Fall 2007: Phys 681, Introduction of the Sun (Instructor: Prof. Haimin Wang)

Research Interests 
The Sun
Space Weather
BBSO
HESSI
SOHO
TRACE

Astronomical Instruments: Fabry-Prot interferometer, birefringent Lyot filter, infrared and visible detectors, infrared and visible polarimeter.

Observation and Research: two-dimensional spectroscopy and polarimetry, infrared high resolution observations, temporal evolution of solar active regions, dynamics of small-scale magnetic fields, flares and filament eruptions, solar radio bursts.

Publications
  • Haisheng Ji, Wenda Cao and Philip R. Goode, Observation of Ultrafine Channels of Solar Corona Heating, Astrophysical Journal, 750, L25, 2012, doi: 10.1088/2041-8205/750/1/L25

  • Yan Xu, Wenda Cao, Ju Jing, and Haimin Wang, Characteristic Size of Flare Kernels in the Visible and Near-Infrared Continua, Astrophysical Journal, 750, L7, 2012, doi: 10.1088/2041-8205/750/1/L7

  • A. Kellerer, N. Gorceix, J. Marino, W. Cao and P. R. Goode, Profiles of the Daytime Atmospheric Turbulence above Big Bear Solar Observatory, Astronomy & Astrophysics, 542, 2, 2012. doi: 10.1051/0004-6361/201218844

  • A. Andic, W. Cao and P. R. Goode, Umbral Dynamics in the Near-Infrared Continuum, Astrophysical Journal, 736, 79, 2011. doi: 10.1088/0004-637X/736/2/79

  • Zongjun Ning  and Wenda Cao, Hard X-ray Source Distributions on EUV Bright Kernels in a Solar Flare, Solar Phys., 269, 283-293, 2011. doi: 10.1007/s11207-010-9693-2

  • W. Cao, K. Ahn, P. R. Goode, S. Shumko, N. Gorceix, and R. Coulter, The New Solar Telescope in Big Bear: Polarimetry II, ASPC, 437, 345-350, 2011. ISBN: 978-1-58381-754-4

  • P. R. Goode, W. Cao, K. Ahn, N. Gorceix, and R. Coulter, The New Solar Telescope in Big Bear: Polarimetry I, ASPC, 437, 341-344, 2011. ISBN: 978-1-58381-754-4

  • A. Andic, J. Chae, P. R. Goode, W. Cao, K. Ahn, V. Yurchyshyn, and V. Abramenko, Response of Granulation to Small-scale Bright Features in the Quiet Sun, Astrophysical Journal, 731, 29, 2011. doi:10.1088/0004-637X/731/1/29

  • A. Kilcik, V. B. Yurchyshyn, V. Abramenko, P. R. Goode, A. Ozguc, J. P. Rozelot, and W. Cao, Time Distributions of Large and Small Sunspot Groups over Four Solar Cycles, Astrophysical Journal, 731, 30, 2011. doi:10.1088/0004-637X/731/1/30

  • Yurchyshyn, V. B., Goode, P. R., Abramenko, V. I., Chae, J., Cao, W., Andic, A. and Ahn, K., Chromospheric Signatures of Small-scale Flux Emergence as Observed with New Solar Telescope and Hinode Instruments, Astrophysical Journal, 722, 1970-1976, 2011. doi:10.1088/0004-637X/722/2/1970

  • Wenda Cao, Zongjun Ning, Philip R. Goode, Vasyl Yurchyshyn, and Haisheng Ji, Evidence of Filament Upflows Originating from the Intensity Oscillations on the Solar Surface, Astrophysical Journal, 719, L95-L98, 2010. doi:10.1088/2041-8205/719/1/L95

  • W. Cao, N. Gorceix, R. Coulter, K. Ahn, T. R. Rimmele, and P. R. Goode, Scientific Instrumentation for the 1.6m New Solar Telescope in Big Bear, Astron. Nachr., 331, 636-639, 2010. doi:10.1002/asna.201011390

  • Wenda Cao, Nicolas Gorceix, Roy Coulter, Friedrich Woeger, Kwangsu Ahn, Sergiy Shumko, John Varsik, Aaron Coulter, and Philip R. Goode, Nasmyth Focus Instrumentation of the New Solar Telescope at Big Bear Solar Observatory, Proc. SPIE, 7735, 77355V-77355V-7, 2010. doi:10.1117/12.856613

  • Wenda Cao, Nicolas Gorceix, Roy Coulter, Aaron Coulter, and Philip R. Goode, First Light of the 1.6 meter off-axis New Solar Telescope at Big Bear Solar Observatory, Proc. SPIE, 7733, 773330-773330-8, 2010. doi:10.1117/12.856611

  • Wenda Cao, Roy Coulter, Nicolas Gorceix, and Philip R. Goode, Repackaging and Characterizing a HgCdTe CMOS Infrared Camera for the New Solar Telescope, Proc. SPIE, 7742, 774220-774220-8, 2010. doi:10.1117/12.856616

  • P. R. Goode, R. Coulter, N. Gorceix, V. Yurchyshyn, and W. Cao, The NST: First Results and Some Lessons for ATST and EST, Astron. Nachr., 331, 620-623, 2010. doi:10.1002/asna.201011387

  • Zongjun Ning  and Wenda Cao, Investigation of Chromospheric Evaporation in a Neupert-Type Solar Flare, Astrophysical Journal, 717, 1232-1242, 2010. doi:10.1088/0004-637X/717/2/1232

  • Zongjun Ning  and Wenda Cao, Investigation of the Neupert Effect in the Various Intervals of Solar Flares, Solar Phys., 264, 329-344, 2010. doi:10.1007/s11207-010-9589-1

  • Kwangsu Ahn, Jongchul Chae, Wenda Cao, and Philip R. Goode, Patterns of Flows in an Intermediate Prominence Observed by HINODE, Astrophysical Journal, 721, 74-79, 2010. doi:10.1088/0004-637X/721/1/74

  • Philip R. Goode, Vasyl Yurchyshyn, Wenda Cao, Valentyna Abramenko, Aleksandra Andic, Highest Resolution Observations of the Quietest Sun, Astrophysical Journal, 714, L31-L35, 2010. doi:10.1088/2041-8205/714/1/L31

  • Yan Xu, Ju Jing, Wenda Cao, and Haimin Wang, Dual-stage Reconnection during Solar Flares Observed in Hard X-ray, Astrophysical Journal, 709, L142-L145, 2010. doi:10.1088/2041-8205/709/2/L142

  • Yan Xu, Wenda Cao, Ju Jing, and Haimin Wang, High Resolution Observations of White-light Emissions from the Opacity Minimum during an X-class Flare, Astron. Nachr., 331, 596-598, 2010. doi:10.1002/asna.200610749

  • A. Andic, P. R. Goode, J. Chae, W. Cao, K. Ahn, V. Yurchyshyn, and V. Abramenko, Oscillatory Behavior in the Quiet Sun Observed with the New Solar Telescope, Astrophysical Journal, 717, L79-L82, 2010. doi:10.1088/2041-8205/717/2/L79 (peer)

  • Jongchul Chae, P. R. Goode, K. Ahn, V. Yurchysyn, V. Abramenko, A. Andic, W. Cao, and Y. D. Park, New Solar Telescope Observations of Magnetic Reconnection Occurring in the Chromosphere of the Quiet Sun, Astrophysical Journal, 713, L6-L10, 2010. doi:10.1088/2041-8205/713/1/L6

  • Zongjun Ning, Wenda Cao, Jing Huang, Guangli Huang, Yihua Yan, and Hengqiang Feng, Evidences of Chromospheric Evaporations in the December 1, 2004 Solar Flare, Astrophysical Journal,  699, 15-22, 2009. doi:10.1088/0004-637X/699/1/15

  • Z. Ning, W. Cao, and P. R. Goode, Behavior of the Spines in a  Quiescent Prominence Observed by HINODE/SOT, Astrophysical Journal, 707, 1124-1130, 2009. doi:10.1088/0004-637X/707/2/1124

  • Zongjun Ning and Wenda Cao, Spatial and Spectral Behaviors of Solar Flares Observed in Microwaves, Solar Physics, 257, 335-350, 2009. DOI: 10.1007/s11207-009-9388-8

  • Z. Ning, W. Cao, and P. R. Goode, Periodicity of Twisting Motions in Sunspot Penumbral Filaments, Solar Physics, 257, 251-260, 2009. doi:10.1007/s11207-009-9373-2 (peer)

  • Ning, Z.,  Cao, W., Okamoto, T. J., Ichimoto, K., Qu, Z., Small-scale Oscillations in a Quiescent Prominence Observed by HINODE/SOT: Prominence Oscillations, Astronomy and Astrophysics, 499, 595-600, 2009. doi:10.1051/0004-6361/200810853

  • J. Shen, T. Zhou, H. Ji, N. Wang, W. Cao, H. Wang, Early Abnormal Temperature Structure of X-Ray Loop-Top Source of Solar Flares, Astrophysical Journal, 686, L37-L40, 2008. doi:10.1086/592835
  • Cao, W., Jing, J., Ma, J., Xu, Y., Wang, H., and Goode, P. R., Diffraction-limited Polarimetry from the Infrared Imaging Magnetograph at Big Bear Solar Observatory, Publ. Astron. Soc. Pacific, 118, 838-844, 2006. doi: 10.1086/505408

  • Cao, W., Hartkorn, K., Ma, J., Xu, Y., Spirock, T., Wang, H., Goode, P. R.: First Light of the Near-Infrared Narrow-Band Tunable Birefringent Filter at the Big Bear Solar Observatory, Solar Physics, 238, 207-217, 2006. doi: 10.1007/s11207-006-0199-x

  • Xu, Y., Cao, W., Liu, C., Yang, G., Jing, J., Denker, C., Emslie, A. G., Wang, H.: High-Resolution Observations of Multiwavelength Emissions during Two X-Class White-Light Flares, Astrophysical Journal, 641, 1210-1216, 2006. doi: 10.1086/500632

  • N. Deng, Y. Xu, G. Yang, W. Cao, C. Liu, T. R. Rimmele, H. Wang, C. Denker: Multi-Wavelength Study of Flow Fields in Flaring Super Active Region NOAA 10486, Astrophysical Journal, 644, 1278-1291, 2006. doi: 10.1086/503600

  • Cao, W., Xu, Y., Denkes, C., Wang, H.: 10241024 HgCdTe CMOS Camera for Infrared Imaging Magnetograph at the Big Bear Solar Observatory, Proc. SPIE, 5881, 245-252, 2005. doi: 10.1117/12.637484

  • Xu, Y., Cao, W., Ma, J., Hartkorn, K., Jing, J., Denker, C., Wang, H.: Properties of Small Dark Features Observed in the Pure Near-Infrared and Visible Continua, Astrophysical Journal, 628, L167-L170, 2005. doi: 10.1086/432793

  • C. Denker, D. Mascarinas, Y. Xu,  W. Cao, G. Yang, H. Wang, P. R. Goode, T. R. Rimmele: High-Spatial Resolution Combining High-Order Adaptive Optics, Frame Selection and Speckle Masking Reconstruction, Solar Physics, 227, 217-230, 2005. doi: 10.1007/s11207-005-1108-4

  • Cao, W., Denker, C., Wang, H., Ma, J., Qu, M., Wang, J., Goode, P. R.: Characteristic Evaluation of a Near-Infrared Fabry-Perot Filter for Infrared Imaging Magnetograph (IRIM), Proc. SPIE, 5171, 307-315, 2004. doi: 10.1117/12.506429

  • Xu, Y., Cao, W., Liu, C., Yang, G., Qiu, J., Jing, J., Denker, C., Wang, H.: Near-Infrared Observations at 1.56 microns of the 2003 October 29 X10 White-Light Flare, Astrophysical Journal, 607, L131-L134, 2004.  doi: 10.1086/422099

  • Yang, G., Xu, Y., Cao, W., Wang, H., Denker, C., Rimmele, T. R.: Photospheric Shear Flows along the Magnetic Neutral Line of Active Region 10486 prior to an X10 Flare, Astrophysical Journal, 617, L151-L154, 2004. doi: 10.1086/427210

  • Penn, M. J., Cao, W., Walton, S., Chapman, G. and Livingston, W.: Imaging spectropolarimetry of Ti I 2231 nm in a Sunspot, Solar Physics, 215, 87-97, 2003.

  • Penn, M.  J., Cao, W., Walton, S., Chapman, G. and Livingston, W.: Weak Infrared Molecular Lines Reveal Rapid Outflow in Cool Magnetic Sunspot Penumbral Fibrils, Astrophysical Journal, 590, L119-L122, 2003. doi: 10.1086/376749

Professional Societies  2002-present: American Astronomical Society (AAS) 
2002-present: Solar Physics Division (SPD/AAS) 
1998-present: International Society for Optical Engineering (SPIE) 

Questions regarding this web page should be addressed to: wcao@bbso.njit.edu