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Lei R. Cao

  • Associate Professor, Mechanical & Aerospace Engr
  • 201 W 19th Ave
    E402 Scott Lab
    Columbus, OH 43210
  • 614-247-8701

About

Research interests include:

  • Radiation sensor development
  • Nuclear instrumentation and detection methods
  • Reactor instrumentation
  • Modeling, simulation of ionizing radiation interactions with materials
  • Reactor based nuclear analytical techniques for advanced materials characterization  
  • Neutron Depth Profiling (NDP), Prompt Gamma Neutron Activation Analysis (PGAA),  and neutron radiography/tomography
  • Advanced reactor concepts and analysis

Journal Articles

2016

  • Chuting Tan, Daniel J. Lyons, Ke Pan, Kwan Yee Leung, William C. Chuirazzi, Marcello Canova, Anne C. Co, Lei R. Cao, 2016, "Radiation effects on the electrode and electrolyte of a lithium-ion battery." Journal of Power Sources 318, 242–250 -
  • Haotong Wei, Yanjun Fang, Padhraic Mulligan, William Chuirazzi, Hong-Hua Fang, Congcong Wang, Benjamin R. Ecker, Yongli Gao, Maria Antonietta Loi, Lei Cao,Jinsong Huang, 2016, "Sensitive X-ray detectors made of methylammonium lead tribromide perovskite single crystals." Nature Photonics 10, 333–339 -
  • Danny X. Liu, Lei R. Cao, and Anne C. Co, 2016, "Demonstrating the Feasibility of Al as Anode Current Collector in Li-Ion Batteries via In Situ Neutron Depth Profiling." Chemistry of Materials 28, no. 2, 556 - 563.

2015

  • Qingfeng Dong, Yanjun Fang, Yuchuan Shao, Pahraic Mulligan**, Jie Qiu**, Lei Cao, and Jinsong Huang*, 2015, Electron-hole diffusion lengths >175 μm in solution grown CH3NH3PbI3 single crystals. Science 347, no. 6225, 967 - 970.
  • Jie Qiu**, Dandan He**, Mingzhai Sun, Shimeng Li, Cun Wen, Jason Hattrick-Simpers, Yuan F. Zheng, Lei Cao*, 2015, "Effects of neutron and gamma radiation on lithium-ion batteries." Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms 345, 27 - 32.
  • Adib Samin**, Michael Kurth**, Lei R. Cao*, 2015, An Analysis of Radiation Effects on NdFeB Permanent Magnets. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms 342, no. 1, 200 - 205.
  • Adib Samin**, Michael Kurth**, Lei Cao*, 2015, "Ab initio study of radiation effects on the Li4Ti5O12 electrode used in lithium-ion batteries." AIP Advances 5, no. 4, 6 -
  • Chuting Tan, Kwan Yee Leung, Danny X Liu, Marcello Canova, R Gregory Downing, Lei R Cao, 2015, "Gamma radiation effects on Li-ion battery electrolyte in neutron depth profiling for lithium quantification." Journal of Radioanalytical and Nuclear Chemistry 1, 1 - 6.
  • Shimeng Li, Yuan Zheng, J. Qiu, and Lei Cao, 2015, "Performance degradation estimation of robot in highly radioactive environment." International Journal of Mechatronics and Automation 5, no. 2-3, 69 - 79.
  • Adib Samin, Lei Cao, 2015, "Monte Carlo study of radiation-induced demagnetization using the two-dimensional Ising model." Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms 360, 111–117 -
  • Jinghui Wang, Padhraic Mulligan, Leonard Brillson, and Lei R. Cao, 2015, "Review of using gallium nitride for ionizing radiation detection." Applied Physics Reviews 2, no. 031102, 1 - 11.
  • Chuting Tan, Robinson James, Bin Dong, M. Sky Driver, Jeffry A. Kelber, Greg Downing, Lei R. Cao, 2015, "Characterization of a boron carbide-based polymer neutron sensor." Nuclear Instruments and Methods in Physics Research Section A: 803, 82 - 88.

2014

2013

  • P. Mulligan**, J.H. Wang**,L. R. Cao*, 2013, "Evaluation of Freestanding GaN as an Alpha and Neutron Detector." Nuclear Instruments and Methods in Physics Research Section A: 719, 13 - 16.
  • P. Kandlakunta**, L. R. Cao*, P. Mulligan**, 2013, "Measurement of Internal Conversion Electrons from Gd Neutron Capture." Nuclear Instruments and Methods in Physics Research Section A: 705, 36 - 41.
  • Joseph W. Talnagi*, Samuel E. Glover, Henry Spitz and Lei Cao, 2013, "Fabrication and characterization of an irradiation facility for large-sample geometry." Journal of Radioanalytical and Nuclear Chemistry 292, no. 1, 83 - 88.
  • Jie Qiu**, Evan Katz, Chung-Han Lin, Lei Cao*, Leonard J. Brillson, 2013, "The Effect of Neutron Irradiation on Semi-insulating GaN." Radiation Effects and Defects in Solids 168, 1 - 9.
  • Chung-Han Lin, Evan J. Katz, Jie Qiu**, Zhichun Zhang, Umesh K. Mishra, Lei Cao and Leonard J. Brillson, 2013, "Neutron irradiation effects on gallium nitride-based Schottky diodes." Applied Physics Letters 103, no. 16, 1 - 9.
  • J. Qiu**, L. Cao*, P. Mulligan**, D. Turkoglu**, S. Nagpure, M. Canova, A. Co, 2013, "The Potential of Using Li-ion Batteries for Radiation Detection." IEEE Transactions on Nuclear Science 60, no. 2, 662 - 667.

2012

  • T. Yang, A. Samin**, L. Cao*, 2012, "A Review of Low-level Ionizing Radiation and Risk Models of Leukemia." Journal of Radiation Oncology 2012, 1 - 7.
  • Radoslaw Lewandowski**, Lei Cao*, Danyal Turkoglu**, 2012, Noise Evaluation of a Digital Neutron Imaging Device. Nuclear Inst. and Methods in Physics Research, A 674, 46 - 50.
  • D. Turkoglu**, J. Burke**, R. Lewandowski**, L. Cao*, 2012, "Characterization of a new external neutron beam facility at the Ohio State University." Journal of Radioanalytical and Nuclear Chemistry 291, no. 2, 321 - 327.
  • Mulligan**, P. L.,Cao*, L. R., Turkoglu**, D., 2012, "A multi-detector, digitizer based neutron depth profiling device for characterizing thin film materials." Review of Scientific Instruments 83, no. 7, 073303 -
  • Praneeth Kandlakunta**, Lei Cao*, 2012, "Gamma ray rejection, or detection, with gadolinium as a converter." Radiation Protection Dosimetry 149, no. 2, 1 - 5.

2011

2010

2009

  • Bakirtzi,Kyriaki*; Belfort,Gabriel; Lopez-Coviella,Ignacio; Kuruppu,Darshini; Cao,Lei; Abel,E,Dale; Brownell,Anna-Liisa; Kandror,Konstantin,V, 2009, "Cerebellar Neurons Possess a Vesicular Compartment Structurally and Functionally Similar to Glut4-Storage Vesicles from Peripheral Insulin-Sensitive Tissues." The Journal of Neuroscience 29, no. 16, 5193 - 5201.
  • Gupta*, S., Muralikiran, M., Farmer J., Cao, L.R., Downing, R.G., 2009, "The effect of boron doping and gamma irradiation on the structure and properties of microwave chemical vapor deposited boron-doped diamond films." Journal of Materials Research 24, no. 4, 1498 - 1512.

2007

  • Cao*,Raymond,Lei; Biegalski,Steven,R, 2007, "The measurement of the presampled MTF of a high spatial resolution neutron imaging system." Nuclear Instruments and Methods in Physics Research Section A: 582, no. 2, 621 - 628.

2004

  • Lei,Cao*; Landsberger,S; Basunia,S; Tao,Y, 2004, "Study of PM2.5 in Beijing suburban site by neutron activation analysis and source apportionment." Journal of Radioanalytical and Nuclear Chemistry 261, no. 1, 87 - 94.

2003

  • L.Cao*, Ling Qiu,Guo Lanying,Gong Xueyu, 2003, "The Efficiency Calibration for Marinelli Beaker with Gaseous Beta+ Radionuclide produced by PET Cyclotron." Nuclear Electronics & Detection Technology 6, no. 23, 67 - 82.

2002

  • Tian*, WZ, Ni, BF, Zhang YM, Cao L, Wang PS, 2002, "Metrological role of neutron activation analysis. III. Role of INAA in sampling behavior characterization." Accreditation and Quality Assurance 7, no. 3, 101 - 105.
  • Cao* L, Tian W, Ni B, Wang P, Zhang Y., 2002, "Radiochemical neutron-activation analysis of uncertified ultra-trace rare earth elements in two biological certified reference materials." Analytical and Bioanalytical Chemistry 2, no. 372, 397 - 400.
  • Cao, L; Tian*, WZ; Ni, BF, 2002, "Preliminary study of airborne particulate matter in a Beijing sampling station using instrumental neutron activation analysis." Atmospheric Environment 12, no. 36, 1951 - 1956.
  • Tian* WZ, Ni BF, Cao L, Zhang YM, Wang PS, 2002, "Metrological role of neutron activation analysis. II. Parametric INAA - an ideal back-up for INAA as a primary ratio method of measurement." Accreditation and Quality Assurance 8, no. 7, 50 - 54.
  • W.Tian*, B. Ni, P. Wang, L.Cao, Y.Zhang, 2002, "Metrological role of neutron activation analysis. IB. Inherent characteristicsof relative INAA as a primary ratio methodof measurement." Accreditation and Quality Assurance 7, no. 1, 7 - 12.

2001

  • Cao Lei*, Ni Bang Fa , Tian Wei Zhi, Wang Ping Sheng, Zhag Yang Mei, 2001, "Certification Study of Rare Earth Elements in Two Chinese CRMs Wheat and Hair by NAA." Atomic Energy Science and Technology 10, 105 -
  • Y. Tao*; XP Qiu; L. Cao, 2001, "Dynamic Simulation of Reactor Core Control System Using SIMULINK." Journal of University of South China 4, 15 -
  • W. Tian*, B. Ni, P. Wang, L. Cao, Y. Zhang, 2001, "Metrological role of neutron activationanalysis. IA. Inherent characteristicsof relative INAA as a primary ratio methodof measurement." Accreditation and Quality Assurance 6, no. 12, 488 - 492.
  • Zhang Yangmei; Ni Bangfa; Wang Pingsheng; Tian Weizhi; Cao Lei, 2001, "Study on bioavailability of zinc for children's diet by using activable isotopic tracer 70Zn and neutron activation analysis techniques." Atomic Energy Science and Technology; 35, 416 - 421.

Papers in Proceedings

2016

  • Joshua T. Jarell, Benjamin Reinke, Max Chaiken, Brandon Wilson, Wolfgang Windl, Brian Esser, Lei Cao, Thomas Blue "Charge Carrier Diffusion Length Determination in 4H-SiC Schottky Alpha Detectors." JOURNAL: "Transactions of American Nuclear Society." in American Nuclear Society 2016 Annual Meeting. (6 2016). 300 - 304.
  • Milan Stika, Max Chaiken, Joshua Jarrell, Thomas Blue, Lei R. Cao, Michael Simpson "Electrodeposition of Actinides on a Semiconductor Detector for Concentration Monitoring." JOURNAL: "Transactions of American Nuclear Society." in American Nuclear Society 2016 Annual Meeting. (6 2016). 340 - 344.

2015

  • Max  Chaiken,  Andrew  Clark,  Brian  Cohn,  James  Cutright,  Michael  Kurth,  Richard  Shawger,  Raymond  Cao "Neutron Activated Fluoride Salt Test Loop at The Ohio Sate University." JOURNAL: "Transactions of American Nuclear Society." in American Nuclear Society 2015 Winter Meeting. (11 2015). 60 - 63.
  • Benjamin Reinke, Joshua Jarrell,  Max Chaiken, Brandon A. Wilson, Thomas E. Blue, Wolfgang Windl, Bryan D. Esser, Lei Cao "Long-­term 500 C testing  of high-emperature 4H-­SiC Schottky iode alpha article detectors for pyroprocessing." JOURNAL: "Transactions of American Nuclear Society." in American Nuclear Society 2015 Winter Meeting. (11 2015). 489 - 491.
  • Michael Kurth, Richard Shawger, Danyal Turkoglu, Sam Glover, Henry Spitz, and Lei R. Cao "Development of an Active Imagining Method for Examining Environmental Samples in Nuclear Safeguards." JOURNAL: "Transactions of American Nuclear Society." in American Nuclear Society 2015 Annual Meeting. (6 2015). 253 - 255.
  • Jie Qiu,Padhraic Mulligan, Chung-Han Lin,Leonard Brillson, R. Gregory Downing, and Lei Cao "Intrinsic Neutron Sensitivity of GaN and Radiation Effects on Forward-Biased Devices." in 2015 INMM Annula Meeting. Chicargo, (10 2015). 57 -

2014

  • Praneeth Kandlakunta**,Lei R. Cao* "Neutron-Gamma Separation in a Gadolinium based Semiconductor Neutron Detector." JOURNAL: "Transactions of American Nuclear Society." in American Nuclear Society 2014 Annual Meeting. (6 2014). 170 - 173.
  • Li, S., Zheng, Y. F., Samin, A. J.**, and Cao, L. R.* "On the study of degrading and loss of the function of harmonic drive due to nuclear radiation effect." JOURNAL: "Proc. International Conference on Mechanical Design, Manufacture and Automation Engineering." in International Conference on Mechanical Design, Manufacture and Automation Engineering. (5 2014). 440 - 446.
  • Jinghui Wang**, Padhraic L. Mulligan**, and Lei R. Cao* "TCAD Simulation of Charge Collection in GaN Schottky Diode Radiation Detector." JOURNAL: "Transactions of American Nuclear Society." in American Nuclear Society 2014 Annual Meeting. (6 2014). 167 - 169.
  • Jie Qiu**, Adib Samin**,Jason Hattrick-Simpers, Yuan F. Zheng,Lei Cao* "Effect of Neutron Irradiation on the Nd-Fe-B Rare-Earth Permanent Magnet." JOURNAL: "Transactions of American Nuclear Society." in American Nuclear Society 2014 Annual Meeting. (6 2014). 934 - 936.
  • Danyal Turkoglu**, Shamsuzzoha Basunia, Aaron Hurst, Richard Firestone, Laszlo Szentmiklosi, Lei Cao "93Nb Thermal Neutron Capture Cross-section from Prompt Gamma-Ray Intensities." JOURNAL: "Transactions of American Nuclear Society." in American Nuclear Society 2014 Annual Meeting. (11 2014). 560 - 563.

2013

  • Lei R. Cao*, Praneeth Kandlakunta** "Measure Internal Conversion Electron Spectrum of Gadolinium Neutron Capture Using Neutron Beam." JOURNAL: "Transactions of American Nuclear Society." in American Nuclear Society 2013 Annual Meeting. (8 2013). 267 - 269.
  • Padhraic L. Mulligana**, Jinghui Wang**, and Lei R. Cao* "Developing a Radiation Detector on Freestanding n-GaN." JOURNAL: "Transactions of American Nuclear Society." in American Nuclear Society 2013 Annual Meeting. (8 2013). 253 - 254.
  • Danyal Turkoglu**, Lei R. Cao* "A Preliminary Study of 157Gd Thermal Neutron Capture Cross Section with Activated Prompt Gamma Rays." JOURNAL: "Transactions of American Nuclear Society." in American Nuclear Society 2013 Annual Meeting. (8 2013). 270 - 273.
  • Turkoglu,Danyal; Cao,Lei; Lewandowski,Radoslaw "A low-cost neutron radiography device." in 7th International Topical Meeting on Neutron Radiography (ITMNR). AMSTERDAM, (1 2013). 54 - 65.
  • D. Turkoglu**, S. Glover, H. Spitz, L. Cao* "Applying method of integral thermal neutron cross-section measurement using activated prompt gamma rays to non-1/v isotopes." JOURNAL: "Transactions of American Nuclear Society." in American Nuclear Society 2014 Winter Meeting. (11 2013). 118 - 10.

2012

  • Jie Qiu**, Evan Katz, Lei R. Cao*, Leonard J. Brillson "The Evaluation of GaN for Neutron Detector with Cathodoluminescence Spectroscopy." JOURNAL: "Transactions of American Nuclear Society." in American Nuclear Society 2012 Winter Meeting. (11 2012). 357 - 359.
  • Praneeth Kandlakunta**, Padhraic Mulligan**, Danyal Turkoglu** and Lei Cao* "A Neutron Flux Monitor for a Reactor Neutron Beam Facility." JOURNAL: "2012 IEEE Nuclear Science Symposium and Medical Imaging Conference." in 2012 IEEE Nuclear Science Symposium and Medical Imaging Conference. (12 2012). 1 -
  • J. Ralston**, P. Kandlakunta**, L. Cao* "Electron Emission Following 157Gd Neutron Capture." JOURNAL: "Transactions of American Nuclear Society." in American Nuclear Society 2012 Annual Meeting. (6 2012). 313 - 315.
  • Praneeth Kandlakunta**, Danyal Turkoglu**, Padhraic Mulligan**, Lei Cao* "A Neutron Beam Monitor for a Neutron Depth Profiling Facility." JOURNAL: "Transactions of American Nuclear Society." in American Nuclear Society 2012 Annual Meeting. (6 2012). ,324 - 325.
  • Walter Powell**, Lei Cao* "Reconsideration of Inherent Neutron Sources in Liquid Fuel of Molten Salt Reactors." JOURNAL: "Transactions of American Nuclear Society." in American Nuclear Society 2012 Annual Meeting. (6 2012). ,915 - 918.

2011

  • Padhraic L. Mulligan**, Danyal J. Turkoglu**, Praneeth Kandlakunta**, Lei Cao* "Improving Neutron Depth Profiling at The Ohio State University Using Multiple Detectors." JOURNAL: "The Transaction of America Nuclear Society." in Transactions of American Nuclear Society. (6 2011). 227 - 229.
  • Jinghui Wang**, Praneeth Kandlakunta**, Thomas F. Kent, John Carlin, Daniel R. Hoy, Roberto C.Myers, Lei Cao* "A Gadolinium Doped Superlattice GaN Schottky Diode for Neutron Detection." JOURNAL: "The Transaction of America Nuclear Society." in The Transaction of America Nuclear Society. (6 2011). ,207 - 209.
  • Praneeth Kandlakunta**, Lei Cao* "A Neutron Detector with Gamma Discrimination." JOURNAL: "The Transaction of America Nuclear Society." in Transactions of the American Nuclear Society. (1 2011). ,335 - 336.

2010

  • D. Turkoglua**, J. Straha**, P. Kandlakuntab**, L. Cao* "Development of an External Neutron Beam Facility at The Ohio State University." JOURNAL: "The Transaction of America Nuclear Society." in The Transaction of America Nuclear Society. (11 2010). 231 - 232.

2009

  • Lei Cao*, Richard Bindel, "The Use of Webcam for Neutron Imaging." JOURNAL: "The Transaction of America Nuclear Society." in Transaction of America Nuclear Society. (6 2009). 243 - 244.
  • S. R. Biegalski*, L. Cao, M. Deinert, W. Wilson, D.S. O’Kelly, R. Kapsimalis "Status of the Texas Neutron Imaging Facility." JOURNAL: "The Transaction of America Nuclear Society." in Transaction of America Nuclear Society. (11 2009). 235 - 236.

2008

  • L.Cao*, Steven.Biegalski, Sean O'Kelly "A high resolution neutron radiography device by using micro-channel plate detector." in The 8th World Conference on Neutron Radiography. Gaithersburg, (1 2008). 525 - 535.
  • S. M. Cetiner*, K. Ãœnlü, L. R. Cao,R. G. Downing "Cross Electric and Magnetic Field (CEM) Field Spectrometer for Neutron Depth Profiling." JOURNAL: "The Transaction of America Nuclear Society." in The Transaction of American Nuclear Society. (6 2008). 420 - 421.
  • L. R. Cao*, J. R. Hattrick-Simpers, H. Oguchi R. Paul, L. Bendersky, R. G. Downing "The Study of Thin Film Metal Hydride with Prompt Gamma Activation Analysis." JOURNAL: "The Transaction of America Nuclear Society." in Transaction of America Nuclear Society. (11 2008). 268 - 269.
  • Paul*, R. L., Cao, L "Characterization of Materials for a Hydrogen- Based Economy by Cold Neutron Prompt Gamma-Ray Activation Analysis." JOURNAL: "MRS Symposium." in Res. Soc. Symp. Proc: the Hydrogen Economy. (3 2008). 100 - 104.
  • Nalin R. Parikh*, R Parker ,R. Gregory Downing ,Lei Cao "High Dose of Helium Implanted in Nano-Cavity Tungsten to Evaluate Threshold of Surface Blistering due to He Bubble Formation." JOURNAL: "The Transaction of America Nuclear Society." in Transaction of America Nuclear Society. (6 2008). 416 - 417.
  • Rick Paul* and Lei Raymond Cao "Characterization of Materials for a Hydrogen-Based Economy by Cold Neutron Prompt Gamma-Ray Activation Analysis." JOURNAL: "MRS Proceedings." in 2008 MRS Spring Meeting. (8 2008). 02 - 04.
  • L.Cao*, S. Gupta, R. G. Downing "The Analysis of Gamma Irradiated Boron-doped Diamond Films by CNDP using Computerized Data Reduction." JOURNAL: "The Transaction of America Nuclear Society." in The Transaction of America Nuclear Society. (6 2008). 423 - 423.

2005

  • S. Biegalski*, L.Cao, D.A.Haas, D.S.O’Kelly "Neutron radiography development at the University of Texas at Austin TRIGA Reactor." JOURNAL: "The Transaction of America Nuclear Society." in The Transaction of American Nuclear Society. (11 2005). 880 - 881.