Photo of Rui Ni

Rui Ni

Assistant Professor

Department(s):

  • Mechanical and Nuclear Engineering
  • Mechanical Engineering

326 Reber Building

rxn5006@psu.edu

814-863-5821

Personal or Departmental Website

Research Areas:

Energy Systems, Thermal/Fluid Sciences

Interest Areas:

Lagrangian Particle Tracking, Transport of Fluid (Petroleum and Natural Gas) in Complex Environment, Turbulent Thermal Convection, Fiber Flow, Thermal Energy Management

 
 

 

Education

  • BS, Applied Physics, Hefei University of Technology, 2006
  • Ph D, Physics, The Chinese University of Hong Kong, 2011

Publications

Journal Articles

  • Quan Zhou, Yong-Xiang Huang, Zhi-Ming Lu, Yu-Lu Liu and Rui Ni, 2016, "Scale-to-scale energy and enstrophy transport in two-dimensional Rayleigh–Taylor turbulence", Journal of Fluid Mechanics, 786, pp. 294–308
  • Dan Gorbonos, Reuven Ianconescu, James G Puckett, Rui Ni, Nicholas T Ouellette and Nir S Gov, 2016, "Long-range acoustic interactions in insect swarms: an adaptive gravity model", New Journal of Physics, 18, (7), pp. 073042
  • Brendan C Cole, Guy G Marcus, Shima Parsa, Stefan Kramel, Rui Ni and Greg A Voth, 2016, "Methods for Measuring the Orientation and Rotation Rate of 3D-printed Particles in Turbulence", Journal of Visualized Experiments, (112)
  • Rui Ni and Nicholas T Ouellette, 2016, "On the tensile strength of insect swarms", Physical Biology, 13, (4), pp. 045002
  • Kalyanaraman. Venugopal, Paula Kelly, Abul Jamaluddin, Charles McConnell, Montgomery Alger, Eugene Morgan, Rui Ni, Ronald Dunn and Giovani Grasselli, 2016, "The PetroChallenge–An innovative E&P learning experience using an interactive learning simulation", Society of Petroleum Engineers
  • Rui Ni, Stefan Kramel, Nicholas T. Ouellette and Greg A. Voth, 2015, "Measurements of the coupling between the tumbling of rods and the velocity gradient tensor in turbulence", Journal of Fluid Mechanics, 766, pp. 202–225
  • Rui Ni, M. H. Michalski, E. Brown, N. Doan, J. Zinter, N. T. Ouellette and G. M. Shepherd, 2015, "Optimal directional volatile transport in retronasal olfaction", Proceedings of the National Academy of Sciences USA
  • James G Puckett, Rui Ni and Nicholas T Ouellette, 2015, "Time-Frequency Analysis Reveals Pairwise Interactions in Insect Swarms", Physical Review Letters, 114, (25), pp. 258103
  • Yi-Chao Xie, Shi-Di Huang, Denis Funfschilling, Xiao-Ming Li, Rui Ni and Ke-Qing Xia, 2015, "Effects of polymer additives in the bulk of turbulent thermal convection", Journal of Fluid Mechanics, 784, pp. R3
  • Rui Ni and NT Ouellette, 2015, "Velocity correlations in laboratory insect swarms", The European Physical Journal Special Topics, 224, (17-18), pp. 3271–3277
  • Rui Ni, Shi-Di Huang and Ke-Qing Xia, 2015, "Reversals of the large-scale circulation in quasi-2D Rayleigh–Bénard convection", Journal of Fluid Mechanics, 778, pp. R5
  • Rui Ni, James G. Puckett, Eric R. Dufresne and Nicholas T. Ouellette, 2015, "Intrinsic fluctuations and driven response of insect swarms", Physical Review Letters, 115, pp. 118104
  • Rui Ni, Nicholas T. Ouellette and Greg A. Voth, 2014, "Alignment of vorticity and rods with Lagrangian fluid stretching in turbulence", Journal of Fluid Mechanics, 743, pp. R3
  • Rui Ni, Greg A. Voth and Nicholas T. Ouellette, 2014, "Extracting turbulent spectral transfer from under-resolved velocity fields", Physics of Fluids, 26, (10), pp. 105107
  • Ping Wei, Tak-Shing Chan, Rui Ni, Xiao-Zheng Zhao and Ke-Qing Xia, 2014, "Heat transport properties of plates with smooth and rough surfaces in turbulent thermal convection", Journal of Fluid Mechanics, 740, pp. 28–46
  • Guy G. Marcus, Shima Parsa, Stefan Kramel, Rui Ni and Greg A. Voth, 2014, "Measurements of the solid-body rotation of anisotropic particles in 3D turbulence", New Journal of Physics, 16, (10), pp. 102001
  • Shi-Di Huang, Matthias Kaczorowski, Rui Ni and Ke-Qing Xia, 2013, "Confinement-induced heat-transport enhancement in turbulent thermal convection", Physical Review Letters, 111, (10), pp. 104501
  • Rui Ni and Ke-Qing Xia, 2013, "Experimental investigation of pair dispersion with small initial separation in convective turbulent flows", Physical Review E, 87, (6), pp. 063006
  • Rui Ni and Ke-Qing Xia, 2013, "Kolmogorov constants for the second-order structure function and the energy spectrum", Physical Review E, 87, (2), pp. 023002
  • Ping Wei, Rui Ni and Ke-Qing Xia, 2012, "Enhanced and reduced heat transport in turbulent thermal convection with polymer additives", Physical Review E, 86, (1), pp. 016325
  • Rui Ni, Shi-Di Huang and Ke-Qing Xia, 2012, "Lagrangian acceleration measurements in convective thermal turbulence", Journal of Fluid Mechanics, 692, pp. 395–419
  • Rui Ni, Sheng-Qi Zhou and Ke-Qing Xia, 2011, "An experimental investigation of turbulent thermal convection in water-based alumina nanofluid", Physics of Fluids, 23, (2), pp. 022005
  • Rui Ni, Shi-Di Huang and Ke-Qing Xia, 2011, "Local energy dissipation rate balances local heat flux in the center of turbulent thermal convection", Physical Review Letters, 107, (17), pp. 174503
  • Sheng-Qi Zhou, Rui Ni and Denis Funfschilling, 2010, "Effects of shear rate and temperature on viscosity of alumina polyalphaolefins nanofluids", Journal of Applied Physics, 107, (5), pp. 054317
  • Kazuyasu Sugiyama, Rui Ni, Richard JAM Stevens, Tak Shing Chan, Sheng-Qi Zhou, Heng-Dong Xi, Chao Sun, Siegfried Grossmann, Ke-Qing Xia and Detlef Lohse, 2010, "Flow reversals in thermally driven turbulence", Physical Review Letters, 105, (3), pp. 034503
  • David C. Venerus, Jacopo Buongiorno, Rebecca Christianson, Jessica Townsend, In Cheol Bang, Gang Chen, Sung Jae Chung, Minking Chyu, Haisheng Chen, Yulong Ding, Frank Dubois, Grzegorz Dzido, Denis Funfschilling, Quentin Galand, Jinwei Gao, Haiping Hong, Mark Horton, Lin-wen Hu, Carlo S. Iorio, Andrzej B. Jarzebski, Yiran Jiang, Stephan Kabelac, Mark A. Kedzierski, Chongyoup Kim, Ji-Hyun Kim, Sukwon Kim, Thomas McKrell, Rui Ni, John Philip, Naveen Prabhat, Pengxiang Song, Stefan Van Vaerenbergh, Dongsheng Wen, Sanjeeva Witharana, Xiao-Zheng Zhao and Sheng-Qi Zhou, 2010, "Viscosity measurements on colloidal dispersions (nanofluids) for heat transfer applications", Applied Rheology, 20, (4), pp. 44582
  • Jacopo Buongiorno, David C. Venerus, Naveen Prabhat, Thomas McKrell, Jessica Townsend, Rebecca Christianson, Yuriy V. Tolmachev, Pawel Keblinski, Lin-wen Hu, Jorge L. Alvarado, In Cheol Bang, Sandra W. Bishnoi, Marco Bonetti, Frank Botz, Anselmo Cecere, Yun Chang, Gany Chen, Haisheng Chen, Sung Jae Chung, Minking K. Chyu, Sarit K. Das, Roberto Di Paola, Yulong Ding, Frank Dubois, Grzegorz Dzido, Jacob Eapen, Werner Escher, Denis Funfschilling, Quentin Galand, Jinwei Gao, Patricia E. Gharagozloo, Kenneth E. Goodson, Jorge Gustavo Gutierrez, Haiping Hong, Mark Horton, Kyo Sik Hwang, Carlo S. Iorio, Seok Pil Jang, Andrzej B. Jarzebski, Yiran Jiang, Liwen Jin, Stephan Kabelac, Aravind Kamath, Mark A. Kedzierski, Lim Geok Kieng, Chongyoup Kim, Ji-Hyun Kim, Seokwon Kim, Seung Hyun Lee, Kai Choong Leong, Indranil Manna, Bruno Michel, Rui Ni, Hrishikesh E. Patel, John Philip, Dimos Poulikakos, Cecile Reynaud, Raffaele Savino, Pawan K. Singh, Pengxiang Song, Thirumalachari Sundararajan, Elena Timofeeva, Todd Tritcak, Aleksandr N. Turanov, Stefan Van Vaerenbergh, Dongsheng Wen, Sanjeeva Witharana, Chun Yang, Wei-Hsun Yeh, Xiao-Zheng Zhao and Sheng-Qi Zhou, 2009, "A benchmark study on the thermal conductivity of nanofluids", Journal of Applied Physics, 106, (9), pp. 094312
  • S. Zhou and Rui Ni, 2008, "Measurement of the specific heat capacity of water-based Al2O3 nanofluid", Applied Physics Letters, 92, (9), pp. 093123

Research Projects

Honors and Awards

  • NSF Faculty Early Career Award (CAREER), 2017 - 2017
  • Best Paper Awards in Experimental Fluid Mechanics workshop, 2010 - 2010

Service

Service to Penn State:

  • Committee Member, Candidacy Exam: Fundamentals of Engineering Analysis, December 2016 - February 2017
  • Committee Member, ME Faculty Search Committee, ME Faculty Search Committee, July 2016 - January 2017
  • Reviewer, Judge of 2017 SPE Penn State Paper Contest, Society of Petroleum Engineers, March 2017 - March 2017
  • Co-Organizer, 2016 PetroChallenge, Penn State and NExT Oil and Gas Training and Competency Development ( a division of Schlumberger), September 2016 - October 2016
  • Coordinator, Fluid Dynamics Research Consortium, September 2016 - December 2016
  • Advisor, Mock interviews for the Millennium Scholars, Millennium Scholars Program, November 2016 - November 2016
  • Reviewer, Paper&Oral Presentation Reviewer, College of Engineering Research Symposium (CERS 2016), April 2016 - April 2016
  • Committee Member, Candidacy Exam: Fundamentals of Engineering Analysis, August 2016 - September 2016
  • Co-Organizer, 2015 PetroChallenge, Penn State and NExT Oil and Gas Training and Competency Development ( a division of Schlumberger), September 2015 - October 2015

Service to External Organizations:

  • Organizer, Fluid Dynamics Research Consortium, September 2016 - December 2016
 


 

About

The Department of Mechanical and Nuclear Engineering at Penn State is one of the nation’s largest and most successful engineering departments. We serve more than 1,000 undergraduate students and more than 330 graduate students

We offer B.S. degrees in mechanical engineering and nuclear engineering as well as resident (M.S., Ph.D.) and online (M.S., M.Eng.) graduate degrees in nuclear engineering and mechanical engineering. MNE's strength is in offering hands-on experience in highly relevant research areas, such as energy, homeland security, biomedical devices, and transportation systems.

Department of Mechanical and Nuclear Engineering

137 Reber Building

The Pennsylvania State University

University Park, PA 16802-4400

Phone: 814-865-2519