Rajratan Basu, Assistant Professor


The United States Naval Academy, Department of Physics
572c Holloway Road, Annapolis, MD 21402

  • Email: basu@usna.edu
  • Office: (410) 293-6664, Chauvenet Hall 296
  • Lab: (410) 293-6684, Chauvenet Hall 030


  • Worcester Polytechnic Institute, Massachusetts (2005 - 2010)
    • Ph.D., Physics;  Dissertation: "Dielectric Studies of Nanostructures and Directed self-assembled Nanomaterials in Nematic Liquid Crystals"
  • Indian Institute of Technology, Kharagpur  (2003 - 2005)
    • M.Sc., Physics;  Thesis: "Fabrication and characterizations of porous silicon and porous alumina by two-step anodization technique"
  • Presidency College, Calcutta  (2000 - 2003)
    • B.Sc., Physics

Research Areas:

  • Interactions between softmatter and nanomaterials
  • Directed self-assembly of nanomaterials (e.g. carbon nanotubes, quantum dots, nanorods etc.) in liquid crystalline media
  • Development of novel NEMS, nano-switches, and nano-electromechanical memory functions using nanoparticle-doped liquid crystals
  • Chirality (chirality transfer in liquid crystals from various substrates and nano materials)
  • Order-disorder phenomena in liquid crystals
  • Liquid crystal phases and phase transitions

Professional Experience:

  • Assistant Professor, U.S. Naval Academy (Aug 2012 - Present)
  • Post Doctoral Scholar, Case Western Reserve University (May 2010 - July 2012)

Research Grants:

  • Office of Naval Research Electronic Warfare S&T Discovery and Invention Program (Co-I; Collaboration with Naval Research Lab, PI Dr. Christopher Spillmann), "Refractive Non-Mechanical Beam Steering in the Mid-wavelength and long-wavelength infrared", 2015 - 2018; award # 
  • Office of Naval Research (Co-PI with Dr. Peter Brereton), UMBC-USNA Cyber Innovation Grant, "A hybrid semiconductor-soft matter device as a route to a scalable, self-assembled spin register for optical quantum error correction", 2015 - 2018; award # N0001415WX01534
  • Office of Naval Research, Division 312: Electronic Sensors and Network Research, 2014; award # N0001414WX20791
  • Office of Naval Research through the Naval Academy Research Council, 2014; award # N001614WX30023
  • Office of Naval Research through the Naval Academy Research Council, 2013; award # N001613WX20992


  • Research featured on the Journal Cover of Liquid Crystal (# 97, 199 (2012)), February 2012 issue.
  • Outstanding PhD Dissertation Award, The Sigma Xi Scientific Research Society, WPI chapter; April, 2010.
  • First Prize in ‘Science’ category in the University at the Annual Graduate Research Achievement Day (GRAD) - 2009, WPI; April, 2009.
  • Second Prize in poster competition at the Nanomanufacturing Summit 2009, NSF - National Nanomanufacturing Network Annual Meeting, Boston, MA; May, 2009. 
  • Selected as one of the most experienced and excellent Teaching Assistants (TAs) in the University to mentor the new TAs, WPI; August, 2009.
  • The Sigma Xi Scientific Research Society, elected associate member; May, 2009.
  • Best Teaching Assistant Award (based on student evaluations) for the academic year of 2007-2008, Department of Physics, WPI; May, 2008. 

Professional Affiliation and Service:

  • Reviewer: Applied Physics Letters, Journal of Applied Physics, Liquid Crystals, Physical Review E, Nanoscale, Carbon, ACS Applied Materials & Interfaces, Crystals, Indian Journal of Physics.
  • Scientific affiliation: American Physical Society, Sigma Xi Scientific Research Society (induction).

Raj Basu

News and Media Releases:

"Nano-electromechanical rotation of graphene in a liquid crystal platform": Nano Werk Nanotech Spotlight series, 25th May 2015. Reference: Appl. Phys. Lett. 106, 201909 (2015).


Our research was featured on an iMore article: "Smartphone Futurology" in the section "Liquid Crystal Additives", 22th January, 2015.


“Cleansing the ionic impurities in LCDs with nanoparticles": Nano Werk Nanotech Spotlight series, 16th October 2014. Reference: Appl. Phys. Lett. 105, 151905 (2014).


FNPs' ion-trapping process


“Graphene accelerates the electro-optic response in ferroelectric liquid crystal displays": Nano Werk Nanotech Spotlight series, 18th September 2014. Reference: Appl. Phys. Lett. 105, 112905 (2014).


FLCs on graphene surface


"Soft memory in a ferroelectric nanoparticle-doped liquid crystal": Highlighted in Kaleidoscope PRE, 5th March 2014. 


“Ferroelectric nanoparticle-doped liquid crystal - a nonvolatile multi-stable memory function": Nano Werk Nanotech Spotlight series, 19th February 2014. Reference: Phys. Rev. E 89, 022508 (2014).


FNP-LC domain


“Carbon nanotube-doped liquid crystals result in faster LCDs": Nano Werk Nanotech Spotlight series, 13th December 2013. Reference: Appl. Phys. Lett. 103, 241906 (2013). 


Nanotube-ion trapping process


“Carbon nanotube-doped liquid crystals : towatds faster LCDs": Internano Nanomanufacturing Expert Review, 13th December 2013. Reference: Appl. Phys. Lett. 103, 241906 (2013).

Liquid crystal - carbon nanotube reorientation


“Twisting Molecules by Brute Force: A Top-Down Approach”: Science Daily, The Wall Street Journal, Science Newsline, 14th December 2011. Reference: Phys Rev Lett 107, 237804 (2011). http://www.sciencedaily.com


Twist-cell chirality


“Controlled Self-assembly of Quantum-Dots”: The NSF - National Nanomanufacturing Network; 27th July, 2009. Reference: Phys Rev E 80, 010701, (2009). http://www.internano.org


“Carbon nanotube doped liquid crystal: A nano electromechanical system”: My presentation at the Nanomanufacturing Summit 2009 was highlighted by Internano. http://www.internano.org

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