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Raj Basu

Dr. Rajratan  Basu

The U.S. 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 044

Rajratan Basu, Associate Professor
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RESEARCH INTERESTS

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Alignment of Liquid Crystals (LC) at the nanostructured surfaces (e.g. on graphene, h-BN, WSe2 2D surfaces); Directed self-assembly of nanomaterials, such as carbon nanotubes (CNT), quantum dots (QD), ferroelectric nanoparticles (FNP), graphene, ferromagnetic nanoparticles (FMN), gold nanoparticles, nanodiamonds in liquid crystals (LC); Development of LC-CNT / LC-graphene based nano-electromechanical systems (NEMS), electro-optic devices, micro-switching devices, and electromechanical memory functions; Order-disorder phenomena in soft-matter systems; Chirality; CNT / DNA / graphene induced chirality based phenomena in soft-matter systems; Liquid crystal phases and phase transitions.

LAB MEMBERS

Principal Investigator: Prof. Raj Basu

Current Members 

Past Members

  • MidnDerek Gess (Trident Scholar, Class of 2023, Honorable Mention Trident Scholar Award)
  • Midn. Lukas Atwood (Honors, Class of 2020, Honorable Mention Naval Intelligence Foundation Award)
  • Midn. George Sterling (Class of 2020)
  • Midn. Isabel Billinge (Class of 2020)
  • Midn. Andrew Lee (Class of 2019)
  • Midn. Jace Erlanson (Class of 2019)
  • Dr. Jakub Kolacz, Visiting Post Doc, NRL. 
  • Midn. Sam Shalov (Class of 2017)
  • Midn. Alfred Garvey (Bowman Scholar, Class of 2016)
  • Midn. Daniel Kinnamon (Bowman Scholar, Class of 2016)
  • Midn. Nicole Skaggs (Class of 2016)
  • Midn. James Womack (Class of 2016)
  • Mr. Ravindra Kempaiah (visiting graduate Master's student 2016, University of Maryland, College Park)

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MIDN. Ronquillo, MIDN. Whittaker, MIDN. Kim, MIDN Sharp, and MIDN Signorelli (L to R)

 MIDS  Sam Shalov

MIDN. Daniel Kinnamon, MIDN. Alfred Garvey, and MIDN. Sam Shalov (L to R)

Students

MIDN. Andrew Lee, MIDN. Isabel Billinge , and MIDN. Jace Erlanson (L to R) 

Mids

Midshipmen explain their research to the general audience 

JOURNAL PUBLICATIONS

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visit my google

*midshipman co-author

[42] R. Basu, "Utilizing 2D materials in liquid crystal based electro-optic devices: A perspective", Applied Physics Letters 123, 090501 (2023). pdf 

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[41] R. Basu and D. Gess*, "Ion trapping, reduced rotational viscosity, and accelerated electro-optic response characteristics in gold nano-urchin--nematic suspensions", Physical Review E 107, 024705 (2023)pdf

[40] R. Basu and D. Gess*, "Electro-optic hybrid aligned nematic device utilizing carbon nanotube arrays and two-dimensional hexagonal boron nitride nanosheet as alignment substrates", Physical Review E 104, 054702 (2021). pdf

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[39] R. Basu, "Graphene as an alignment agent, an electrode, and a source of surface chirality in a smectic-A liquid crystal", Physical Review E 103, 022710 (2021). pdf

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[38] R. Basu and L. Atwood*, "Homeotropic liquid crystal device employing vertically aligned carbon nanotube arrays as the alignment agent", Physical Review E 102, 022701 (2020). pdf

 LC_CNT_aign.JPG

Also, read the Press releases:
"Vertically aligned carbon nanotube arrays stabilize homeotropic liquid crystal devices": Nano Werk Nanotech Spotlight series, 11th August 2020.

 

[37] R. Basu and L. Atwood*, "Electro-optic liquid crystal device employing two-dimensional WSe2 as the planar-alignment layers", Optical Materials Express 10, 1405 (2020). pdf

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[36] R. Basu, L. Atwood*, G. Sterling*, “Dielectric and electro-optic effects in a nematic liquid crystal doped with h-BN flakes", Crystals 10, 123 (2020). pdf

Invited article: Early Career Stars of the Decade

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[35] R. Basu, "Enhancement of effective polar anchoring strength and accelerated electro-optic switching in a two-dimensional hexagonal boron nitride/polyimide hybrid liquid crystal device", Applied Optics 58, 6678 (2019) pdf

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[34] R. Basu and L. Atwood*, "Reduced ionic effect and accelerated electro-optic response in a 2D hexagonal boron nitride planar-alignment agent based liquid crystal device", Optical Materials Express 9, 1441 (2019) pdf

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[33] R. Basu and L. Atwood*, "Two-dimensional hexagonal boron nitride nanosheet as the planar-alignment agent in a liquid crystal-based electro-optic device", Optics Express 27, 282 (2019) pdf

 h-BNcell.jpg

Also, read the Press releases:
"Scientists use 2D h-BN nanosheets as the planar-alignment agent in a liquid crystal device to improve its optical transmission": Nano Werk Nanotech Spotlight series, 9th January 2019.

"2D hexagonal-BN serves as a high-transmittance alignment layer in liquid crystal cells": MRS Bulletin News, 5th March 2019.

[32] R. Basu and L. Atwood*, "Characterizations of a Graphene-Polyimide Hybrid Electro-optical Liquid Crystal Device" OSA Continuum 2, 83 (2019). pdf

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[31] R. Basu and A. Lee*, “Ion trapping by the graphene electrode in a graphene-ITO hybrid liquid crystal cell”; Applied Physics Letters 111, 161905 (2017). pdf

 GP_Hybrid_Cell

Also, read the Press release:"Scientists use transparent graphene electrodes to cleanse ionic impurities in liquid crystal displays (LCDs)": Nano Werk Nanotech Spotlight series, 24th October 2017.

[30] R. Basu, “Enhancement of polar anchoring strength in a graphene-nematic suspension and its effect on nematic electro-optic switching”; Physical Review E 96, 012707 (2017). pdf

Anchoring

[29] R. Basu and S. Shalov*, “Graphene as transmissive electrodes and aligning layers for liquid-crystal-based electro-optic devices”; Physical Review E 96, 012702 (2017)pdf

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Also, read the press release: "Using graphene as transparent electrodes and alignment layers for liquid crystal devices": Nano Werk Nanotech Spotlight series and Graphene Entrepreneur, 11 July 2017.

[28] R. Basu, N. Skaggs*, S. Shalov*, and P. Brereton, “Evidence of nanodiamond-self-assembly in a liquid crystal, and the consequent impacts on the liquid crystal properties”; AIP Advances 7, 075008 (2017). pdf

 NanoD

 

[27] R. Basu and A. Garvey*, “Insulator-to-conductor transition in liquid crystal-carbon nanotube nanocomposites”;  Journal of Applied Physics 120, 164309 (2016). pdf

LC-CNT

Also, read the press release: "Connecting two electrodes by liquid crystal-guided carbon nanotube wires": Nano Werk Nanotech Spotlight series and Inter Nano,1st November 2016.

[26] R. Basu, D. Kinnamon*, and A. Garvey*, "Graphene and liquid crystal mediated interactions" Liquid Crystals 43, 2375  (2016). pdf

Invited article: 30 years anniversary of the journal. 

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[25] R. BasuD. Kinnamon*, N. Skaggs*, and J. Womack* , "Faster in-plane switching and reduced rotational viscosity characteristics in a graphene-nematic suspension"; Journal of Applied Physics 119, 185107 (2016). pdf

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[24] R. Kempaiah, Y. Liu, Z. Nie, and R. Basu, “Giant soft-memory in liquid crystal nanocomposites”; Applied Physics Letters 108, 083105 (2016)pdf

Poly-FNP

[23] R. BasuD. Kinnamon*, and A. Garvey*; “Detection of graphene chirality using achiral liquid crystals”; Journal of Applied Physics 118, 114302 (2015). pdf

LC-graphene

[22] R. Basu, D. Kinnamon*, and A. Garvey*; “Nano-electromechanical rotation of graphene and giant enhancement in dielectric anisotropy in a liquid crystal”; Applied Physics Letters 106, 201909 (2015)pdf

 graphene_LC

Also read the Press Release: "Nano-electromechanical rotation of graphene in a liquid crystal platform": Nano Werk Nanotech Spotlight series, 25th May 2015.

[21] R. Basu, A. Garvey*, and D. Kinnamon*; “Effects of graphene on electro-optic response and ion-transport in a nematic liquid crystal”; Journal of Applied Physics 117, 074301 (2015)pdf

[20] R. Basu and A. Garvey*, “Effects of ferroelectric nanoparticles on ion transport in a liquid crystal”; Applied Physics Letters 105, 151905 (2014). pdf

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Also, read the Press Release: "Cleansing the ionic impurities in LCDs with nanoparticles": Nano Werk Nanotech Spotlight series, 16th October 2014.

[19] R. Basu, “Effects of graphene on electro-optic switching and spontaneous polarization of a ferroelectric liquid crystal”; Applied Physics Letters 105, 112905 (2014). pdf

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Also, read the Press Release: "Graphene accelerates the electro-optic response in ferroelectric liquid crystal displays": Nano Werk Nanotech Spotlight series, 18th September 2014.

[18] R. Basu, “Soft memory in a ferroelectric nanoparticle-doped liquid crystal”; Physical Review E 89, 022508 (2014). pdf

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Read the Press Release: "Ferroelectric nanoparticle-doped liquid crystal - a nonvolatile multi-stable memory function": Nano Werk Nanotech Spotlight series, 19th February 2014.

Also see the Kaleidoscope PRE, 5th March 2014. 

[17] P. Kalakonda, R. Basu, I. R. Nemitz, C. Rosenblatt, and G. S. Iannacchione, “Studies of nanocomposites of carbon nanotubes and a negative dielectric anisotropy liquid crystal”; The Journal of Chemical Physics 140, 104908 (2014). pdf

[16] R. Basu, “Effect of carbon nanotubes on the field-induced nematic switching”; Applied Physics Letters 103, 241906 (2013). pdf

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Also, read the Press Release: "Carbon nanotube-doped liquid crystals result in faster LCDs": Nano Werk Nanotech Spotlight series, 13th December 2013

[15] R. Basu, I. R. Nemitz, Q. Song, R. P. Lemieux, and C. Rosenblatt; “Surface topography and rotational symmetry-breaking”; Physical Review E 86, 011711 (2012). pdf

Before joining the US Naval Academy

[14] R. Basu, C. Rosenblatt, and R. Lemieux; “Chiral induction in thioester and oxoester liquid crystals by dispersed carbon nanotubes”; Liquid Crystals 39, 199 (2012). pdf

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Featured on the Journal Cover, February 2012 issue.

[13] V. Jayalakshmi, T. Wood, R. Basu, J. Du, T. Blackburn, C. Rosenblatt, C. M. Crudden, and R. Lemieux; “Probing the pore structure of a chiral periodic mesoporous organosilica using liquid crystals”; Journal of Materials Chemistry, 22, 15255 (2012). pdf

[12] R. Basu, K. P. Sigdel and G. S. Iannacchione; “Study of the isotropic to nematic phase transition in carbon nanotube dispersed liquid crystal composites”; in revision, (2012). Available in http://arxiv.org/abs/0905.2779v1 
 
[11] R. Basu, J. Pendery, R. G. Petschek, R.P. Lemieux, and C. Rosenblatt; “Macroscopic torsional strain and induced molecular conformational deracemization”; Physical Review Letters 107, 237804 (2011). pdf

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Also, read the Press Release: “Twisting Molecules by Brute Force: A Top-Down Approach”: Science Daily, 14th December 2011.

[10] R. Basu, R. G. Petschek and C. Rosenblatt; “Nematic electroclinic effect in a carbon nanotube doped achiral liquid crystal”, Physical Review E 83, 041707 (2011). pdf

[9] R. Basu, C.-L. Chen, and C. Rosenblatt; “Carbon nanotube-induced macroscopic helical twist in an achiral nematic liquid crystal”, Journal of Applied Physics 109, 083518 (2011)pdf

[8] R. Basu, K. Boccuzzi, S. Ferjani and C. Rosenblatt; “Carbon nanotube induced chirality in an achiral liquid crystal”; Applied Physics Letters 97, 121908 (2010). pdf

[7] R. Basu and G. S. Iannacchione; “Orientational coupling enhancement in a carbon nanotube dispersed liquid crystal”;  Physical Review E 81, 051705 (2010). pdf

[6] R. Basu and G. S. Iannacchione; “Nematic anchoring on carbon nanotubes”; Applied Physics Letters 95, 173113 (2009). pdf

[5] R. Basu and G. S. Iannacchione; “Dielectric hysteresis, relaxation dynamics, and non-volatile memory effect in carbon nanotube dispersed liquid crystal”; Journal of Applied Physics 106, 124312 (2009). pdf

[4] R. Basu and G. S. Iannacchione; “Evidence for directed self-assembly of quantum dots in a nematic liquid crystal”; Physical Review E – Rapid Communications 80, 010701 (2009). pdf

QD

Also read the Press Release: “Controlled Self-assembly of Quantum-Dots”: The NSF - National Nanomanufacturing Network - Internano.org http://www.internano.org/content/view/234/158/ ; 27th July, 2009.

[3] R. Basu and G. S. Iannacchione; “Carbon nanotube dispersed liquid crystal – a nano electromechanical system”; Applied Physics Letters 93, 183105 (2008). pdf

[2] R. Basu and G. S. Iannacchione; “Dielectric response of multiwall carbon nanotubes as a function of applied ac-electric fields”; Journal of Applied Physics 104, 114107 (2008). pdf

[1] R. Basu and G. S. Iannacchione; “High-resolution dielectric spectroscopy and electric-field dependence of carbon allotropes including multi-wall and single-wall nanotubes”; Applied Physics Letters 92, 052906 (2008). pdf

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[6] R. Basu, "Utilizing 2D monolayer WSe2 nanosheets as the planar-alignment agent in an electro-optical liquid crystal device to improve its optical transmiss", U.S. Patent 11,619,847 B2, Granted on 4/4/2023. pdf

[5] R. Basu, D. Kinnamon, C.M. Spillmann, J. Kolacz, J.A. Frantz, J.D. Myers,  "Concurrent utilization of monolayer graphene as the planar-alignment layers and the transparent conductive electrodes in electro-optic liquid crystal devices", U.S. Patent 11,294,253 B2, Granted on 4/5/2022. pdf

[4] R. Basu, D. Kinnamon, C.M. Spillmann, J. Kolacz, J.A. Frantz, J.D. Myers,  "Liquid crystal device employing graphene as the planar-alignment agent and electrode", U.S. Patent 11,131,898 B2, Granted on 9/28/2021. pdf

[3] R. Basu, "Tuning the polar anchoring strength by doping graphene flakes and resulting accelerated electro-optic switching in liquid crystal devices", U.S. Patent 11,106,064 B2, Granted on 8/31/2021. pdf

[2] R. Basu, "Utilizing 2D h-BN nanosheets as the planar-alignment agent in an electro-optical liquid crystal device to improve its optical transmission", U.S. Patent 10,739,650 B1, Granted on 8/11/2020. pdf

[1] R. Basu, D. Kinnamon, C.M. Spillmann, J. Kolacz, J.A. Frantz, J.D. Myers, "Graphene as an alignment layer and electrode for liquid crystal devices", U.S. Patent 10,564,505 B2, Granted on 2/18/2020. pdf

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CONFERENCES / PRESENTATIONS / ABSTRACTS PUBLISHED 

 

Conferences:

R. Basu and Lukas Atwood; 'Two-Dimensional Hexagonal Boron Nitride Nanosheet as the Planar-Alignment Agent in a Liquid Crystal-Based Electro-Optic Device',  2019 APS March Meeting, Bull. Am. Phys. Soc. 64, Abstract C30.00011; Boston, MA, March 2019.

R. Basu and Lukas Atwood; 'Reduced ionic effect and accelerated electro-optic response in a 2D hexagonal boron nitride planar-alignment agent-based liquid crystal device',  2019 APS March Meeting, Bull. Am. Phys. Soc. 64, Abstract B30.00007; Boston, MA, March 2019.

R. Basu; 'Polar anchoring strength enhancement in a graphene-nematic suspension and its effect on the nematic electro-optic switching ',  2018 APS March Meeting, Bull. Am. Phys. Soc. 63, Abstract: V57.00005; Los Angeles, California, March 2018.

R. Basu and A. Lee; 'Ion trapping by the graphene electrode in a graphene-ITO hybrid liquid crystal cell'2018 APS March Meeting, Bull. Am. Phys. Soc. 63, Abstract: Y53.00014; Los Angeles, California, March 2018.

R. Basu; 'Graphene-based liquid crystal cell',  2017 APS March Meeting [Poster], Bull. Am. Phys. Soc. 62 (4), Abstract: M1.00177; New Orleans, Louisiana, March 2017.

R. Basu, A. Garvey; 'Insulator-to-conductor transition in liquid crystal-carbon nanotube nanocomposites',  2017 APS March Meeting [Oral], Bull. Am. Phys. Soc. 62 (4), Abstract: E3.00006; New Orleans, Louisiana, March 2017.

R. Basu, D. Kinnamon, N. Skaggs, A.Garvey; 'Effects of graphene on in-plane electro-optic switching for a nematic liquid crystal', 2016 APS March Meeting [Oral], Bull. Am. Phys. Soc. 61 (1), Abstract: S37.00005; Baltimore, MD, March 2016.

R. Basu, D. Kinnamon, A.Garvey; 'Nano-electromechanical Rotation of Graphene and Giant Enhancement in Dielectric Anisotropy in a Liquid Crystal', 2016 APS March Meeting [Oral], Bull. Am. Phys. Soc. 61 (1), Abstract: S37.00002; Baltimore, MD, March 2016.

R. Basu; 'Single-stranded DNA induced chirality and helical twist in achiral liquid crystals', 2015 APS March Meeting [Poster], Bull. Am. Phys. Soc. 60 (1), Abstract: P1.00003; San Antonio, Texas, March 2015.

R. Basu; 'Effects of graphene on electro-optic switching and spontaneous polarization of a ferroelectric liquid crystal', 2015 APS March Meeting [Oral], Bull. Am. Phys. Soc. 60 (1), Abstract: L36.00009; San Antonio, Texas, March 2015.

R. Basu; 'Electromechanical memory effect in a ferroelectric nanoparticle-suspended liquid crystal', 2014 APS March Meeting [Oral], Bull. Am. Phys. Soc. 59 (1), abstract # B18.00007; Denver, CO, March 2014.

R. Basu; 'Effect of carbon nanotubes on field-induced nematic switching', 2014 APS March Meeting [Poster], Bull. Am. Phys. Soc. 59 (1), abstract # P1.00294; Denver, CO, March 2014.

R. Basu; 'Quantum Dots and Nematic Liquid Crystal Mediated Interactions', 2014 APS March Meeting [Poster], Bull. Am. Phys. Soc. 59 (1), abstract # P1.00296; Denver, CO, March 2014.

R. Basu, I. R. Nemitz, Q. Song, R. P. Lemieux, and C. Rosenblatt; 'Surface topography and rotational symmetry-breaking', 2013 APS March Meeting [Oral], Bull. Am. Phys. Soc. 58 (1), abstract # M28.00010; Baltimore, MD, March 2013.

R. Basu, R. Lemieux, C. Rosenblatt; ‘Chiral induction in thioester and oxoester liquid crystals by dispersed carbon nanotubes’, International Liquid Crystal Conference 2012 [Poster], Abstract-reference code: 5551_0009; Mainz, Germany, August 19-24, 2012.
 
R. Basu, K. A. Boccuzzi, S. Ferjani, C-L Chen, R. G. Petschek, and C. Rosenblatt; ‘Carbon nanotube-induced chirality in an achiral liquid crystal’,  International Liquid Crystal Conference 2012 [Poster], Abstract-reference code: 5551_0010; Mainz, Germany, August 19-24, 2012.
 
R. Basu, I. R. Nemitz, Q. Song, R. P. Lemieux, and C. Rosenblatt; ‘Surface topography and rotational symmetry-breaking’, International Liquid Crystal Conference 2012 [Poster], Abstract-reference code: 5551_0050; Mainz, Germany, August 19-24, 2012.
 
R. Basu, J. Pendery, R. Petschek, R. Lemieux, C. Rosenblatt; ‘Macroscopic torsional strain and induced molecular conformational deracemization’, Soft-matter conference [Poster], University of Colorado; Boulder, CO, May 2012.
 
R. Basu, J. Pendery, R. Petschek, R. Lemieux, C. Rosenblatt; ‘Macroscopic torsional strain and induced molecular conformational deracemization’, 2012 APS March Meeting [Oral], Bull. Am. Phys. Soc. 57 (1), abstract # D51.00015; Boston, MA, February 2012.
 
R.Basu, K. Boccuzzi, S. Ferjani, R. Lemieux, R. Petschek, C. Rosenblatt; ‘Carbon nanotube-induced chirality and macroscopic helical twist in achiral liquid crystals’, 2012 APS March Meeting [Poster], Bull. Am. Phys. Soc. 57 (1), abstract # C1.00120; Boston, MA, February 2012.
 
R. Basu, K. A. Boccuzzi, S. Ferjani, C-L Chen, R. G. Petschek, R. Leimeux, and C. Rosenblatt; ‘Carbon nanotube-induced chirality and macroscopic helical twist in achiral liquid crystals’, Ferroelectric Liquid Crystals 2011 [Poster], Niagara Falls, CANADA, August 2011.
 
R. Basu, K. A. Boccuzzi, S. Ferjani, C-L Chen, R. G. Petschek, and C. Rosenblatt; ‘Carbon nanotube-induced chirality and macroscopic helical twist in achiral liquid crystals’, Gordon Research Conferences: Liquid Crystals [Poster], South Hadley, MA, June 2011.

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R. Basu and G. S. Iannacchione; ‘Nematic anchoring on carbon nanotubes’, 2010 APS March Meeting [Oral], Bull. Am. Phys. Soc. 55 (1), abstract # Z20.00005; Portland, Oregon, March 2010.
 
R. Basu and G. S. Iannacchione; ‘Nematic anchoring on carbon nanotubes’, 41st New England Complex Fluids Workshop [Oral], Harvard University, Cambridge, December 2009.
 
R. Basu and G. S. Iannacchione; ‘Directed Self-Assembly of Quantum Dots in a Nematic Liquid Crystal’, 39th New England Complex Fluids Workshop [Oral] (Schlumberger-Doll Research Center, Cambridge, MA, June 2009. 
 
R. Basu and G. S. Iannacchione; ‘Carbon nanotube dispersed liquid crystal: a nano-electromechanical system and non-volatile memory effect’, Nanomanufacturing Summit [poster], Boston, MA, May 2009. 
 
R. Basu and G. S. Iannacchione; ‘Carbon nanotube dispersed liquid crystal – a nano electromechanical system and a potential memory storage device’, Gordon Research Conferences: Liquid Crystals [Poster], New London, NH, May 2009.
 
R. Basu and G. S. Iannacchione; ‘Carbon nanotube dispersed liquid crystal – a nano electromechanical system’, 2009 APS March Meeting [Oral], Bull. Am. Phys. Soc. 54 (1), abstract # Y27.00001; Pittsburgh, Pennsylvania, March 2009.
 
R. Basu and G. S. Iannacchione; ‘Carbon nanotube dispersed liquid crystal – a nano electromechanical system’, 37th New England Complex Fluids Workshop [Oral], Harvard University, Cambridge, December 2008.
 
R. Basu and G. S. Iannacchione; ‘A novel approach to align carbon nanotubes by dispersing in a nematic liquid crystal’, Soft condensed matter summer school [Poster] UMass Amherst, June 2008. 
 
R. Basu and G. S. Iannacchione; ‘Electric Field and Frequency Dependence of the Dielectric Storage, Loss, and Conductivity of Multi-Wall Carbon Nanotubes’, 2008 APS March Meeting [Oral]; Bull. Am. Phys. Soc. 53 (1), abstract # P30.001, New Orleans, March 2008.

Contributed Conferences:

R. Kempaiah, Y. Liu, Z. Nie, R. Basu; 'Giant soft-memory in liquid crystal-nanocomposites', 2016 APS March Meeting [Oral], Bull. Am. Phys. Soc. 61 (1), Abstract: S42.00010; Baltimore, MD, March 2016.

R. Kempaiah, Y. Liu, Z. Nie, R. Basu; 'Giant Soft-Memory in Nanocomposites of Polymer Functionalized Ferroelectric Nanoparticles and Liquid Crystals'  MRS Fall Meeting and Exhibit, Abstract: KK7.01; Boston, Massachusetts, December 2015.

Alfred Garvey, R. Basu; 'Effects of ferroelectric nanoparticles on ion-transport in a liquid crystal', 2015 APS March Meeting [Oral], Bull. Am. Phys. Soc. 60 (1), abstract # P1.00296; San Antonio, Texas, March 2015.

Photo of Garvey

Daniel Kinnamon, Alfred Garvey, R. Basu; 'Effects of graphene on electro-optic response and ion-transport in a nematic liquid crystal', 2015 APS March Meeting [Oral], Bull. Am. Phys. Soc. 60 (1), abstract # L36.00010; San Antonio, Texas, March 2015.

T.-C. Lin, I.R. Nemitz, J.S. Pendery, R. Basu, C.J. McGrath, C.P.J. Schubert, Q. Song, H. Yokoyama, R.P. Lemieux, and C. Rosenblatt; ‘Understanding Macroscopic Torsional Strain-Induced Chiral Induction at the Nanoscale’, 25th International Liquid Crystal Conference, 29 June – 4th July 2014, Dublin.

P. Kalakonda, G.S. Iannacchione, R. Basu, C. Rosenblatt, R.P. Lemieux; ‘Effect of CNTs and Induced Chirality on Smectic- Smectic Liquid Crystal Phase Transitions’, 2012 APS March Meeting [Oral], Bull. Am. Phys. Soc. 57 (1), abstract # L44.00008; Boston, MA, February 2012.
 
K. Goda, R. Basu, C.Rosenblatt; ‘Surface induced chirality at the interface between achiral liquid crystals and polyamide with a chiral side chain’, Ferroelectric Liquid Crystals 2011 [Poster] Niagara Falls, CANADA, August 2011.
 
Q. Cui, V. Jayalakshmi, R. Basu , C. Rosenblatt, and R. P. Lemieux; ‘Liquid Crystals with a 2,2’-Spirobindan-1,1’-dione Core’, Ferroelectric Liquid Crystals 2011 [Poster] Niagara Falls, CANADA, August 2011.
 
V. Jayalakshmi, Q. Cui, R. Basu, C. Rosenblatt, and R. Lemieux; ‘Chirality transfer in nematic liquid crystals doped with chiral periodic mesoporous organosilicates’, Ferroelectric Liquid Crystals 2011 [Poster] Niagara Falls, CANADA, August 2011.
 
V. Jayalakshmi, Q. Cui, R. Basu, C. Rosenblatt, and R. Lemieux; ‘Chirality transfer in nematic liquid crystals doped with chiral periodic mesoporous organosilicates’, Gordon Research Conferences: Liquid Crystals [Poster], South Hadley, MA, June  2011.

Recent Invited Talks:

Kent State University (Kent, Ohio, April 2019) Liquid Crystal Institute Seminar Series; 2D Hexagonal Nanomaterials-based Liquid Crystal Devices'.

University of Maryland (College Park, MD, November 2018) MSE Seminar Series; '2D Hexagonal Nanomaterials-based Liquid Crystal Devices'. 

USNA-UMBC Partnership Symposium, Technical session 1, (USNA, March 2017) ‘Hybrid semiconductor-soft matter device as a route to a scalable, self-assembled spin register for optical quantum error correction’.

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USNA-UMBC Partnership Symposium, Collaboration # 5, (UMBC, March 2016) ‘Hybrid semiconductor-soft matter device as a route to a scalable, self-assembled spin register for optical quantum error correction’.

Case Western Reserve University (Cleveland, OH, March 2016); 'Graphene and Liquid Crystals Mediated Interactions'.

University of Maryland (College Park, MD, April 2015); 'Nanomaterials in Liquid Crystals Mediated Interactions'.

Texas Tech University (Lubbock, TX, March 2012); ‘Nanomaterial-doped Liquid Crystals: Directed Self-assembly, Development of NEMS, and then a Twist’.

The U.S. Naval Academy (Annapolis, MD, March 2012); ‘Nanomaterial-doped Liquid Crystals: Directed Self-assembly, Development of NEMS, and then a Twist’.
 
KLA-Tencor Corporation (Milpitas, CA, November 2011); ‘Nanomaterials-doped liquid crystals: directed self-assembly and development of nano-electromechanical system’.
 
Intel Corporation (Hillsboro, PO, September  2011); ‘Directed self-assembly of carbon nanotubes and quantum dots in nematic matrices’.
 
Condensed matter seminar meeting (Case Western Reserve University, June 2010); ‘Nematic anchoring on carbon nanotubes’.
 
Graduate seminar (Worcester Polytechnic Institute, March 2010); ‘Dielectric Studies of Nanostructures and Directed self-assembled Nanomaterials in Nematic Liquid Crystals’.
 
Rheology Focus Presentation-Malvern Instruments Inc. (Westborough, MA, October 2009); ‘Exploiting the rheological properties of liquid crystals for developing novel nano-electromechanical systems’.
 
Nanomanufacturing Summit (Boston, MA, May 2009); ‘Carbon nanotube dispersed liquid crystal: a nano-electromechanical system and non-volatile memory effect’. 

MIDSHIPMAN RESEARCH PROJECTS

Spring 2023

  • SP 589: MIDN. Derek Gess, Trident Scholar Project title: Nanostructured surface-based electro-optic liquid crystal devices

Fall 2022

  • SP 589: MIDN. Derek Gess, Trident Scholar Project title: Nanostructured surface-based electro-optic liquid crystal devices

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Spring 2022

  • SP 495: MIDN. Derek Gess, Project title: Ion trapping by nanomaterials

Fall 2021

  • SP 495: MIDN. Derek Gess, Project title: HAN device using VA-CNT and h-BN

Spring 2021

  • SP 486C: MIDN. Derek Gess, Project title: Liquid Crystals and Nanomaterials

Spring 2020

  • SP 504: MIDN. Lukas Atwood, Project title: VA-CNT as the liquid crystal homeotropic alignment agent

Fall 2019

  • SP 503: MIDN. Lukas Atwood, Project title: Monolayer WSe2 as the liquid crystal alignment agent

Spring 2019

  • SP 496: MIDN. Lukas Atwood, Project title: Monolayer h-BN as the liquid crystal alignment agent

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Fall 2018

  • SP 495: MIDN. Lukas Atwood, Project title: Monolayer h-BN as the liquid crystal alignment agent
  • SP 483C: MIDN. George Sterling, Project title: Liquid Crystals and Nanomaterials

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Spring 2018

  • SP 496: MIDN. Andrew Lee, Project title: Ion trapping by graphene electrode in liquid crystal cells
  • SP 486C: MIDN. Lukas Atwood, Project title: Liquid Crystals and Nanomaterials
  • SP 486C: MIDN. George Sterling, Project title: Liquid Crystals and Nanomaterials

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Fall 2017

  • SP 483C: MIDN. Andrew Lee, Project title: Graphene electrode in liquid crystal cells
  • SP 483C: MIDN. Isabel Billinge, Project title: Graphene electrode in liquid crystal cells
  • SP 483C: MIDN. Lukas Atwood, Project title: Introduction to Liquid Crystals and Nanomaterials
  • SP 483C: MIDN. George Sterling, Project title: Introduction to Liquid Crystals and Nanomaterials

Spring 2017

  • SP 496: MIDN. Sam  Shalov, Project title: Graphene-based LC  cells
  • SP 482C: MIDN. Andrew Lee, Project title: Introduction to Liquid Crystals and Nanomaterials
  • SP 482C: MIDN. Isabel Billinge, Project title: Introduction to Liquid Crystals and Nanomaterials
  • SP 482C: MIDN. Jace Erlanson, Project title: Introduction to Liquid Crystals and Nanomaterials

       Shalov_capstone

Spring 2016

  • Bowman Scholar Project (SP 496): MIDN. Daniel  Kinnamon, Project title: Graphene induced faster in-plane switching in liquid crystals
  • Bowman Scholar Project (SP 496): MIDN. Alfred Garvey, Project title: Detection of DNA twist using liquid crystal platform
  • SP 496: MIDN. Nicole Skaggs, Project title: Nanodiamonds in Liquid Crystals
  • SP 486C: MIDN. Alfred Garvey, Project title: Carbon nanotubes in liquid crystals
  • SP 486C: MIDN. James Womack, Project title: In-plane switching in liquid crystals
  • SP 482C: MIDN. Sam Shalov, Project title: Introduction to Liquid Crystals and Nanomaterials

Fall 2015

  • Bowman Scholar Project (SP 495): MIDN. Daniel  Kinnamon, Project title: Graphene induced ordering in liquid crystals
  • Bowman Scholar Project (SP 495): MIDN. Alfred Garvey, Project title: Detection of DNA twist using liquid crystal platform
  • SP 483C: MIDN. Nicole Skaggs, Project title: Introduction to Liquid Crystals and Nanomaterials

Spring 2015

  • SP 496: MIDN. Daniel  Kinnamon, Project: Studying the Electro-optical and Mechanical Properties of Graphene-doped Liquid Crystals 
  • SP 484C: MIDN. Alfred Garvey, Project: Liquid Crystals and DNA interactions

       Photo of Garvey

Fall 2014

  • SP 495: MIDN. Alfred Garvey, Project:  Ferroelectric Nanoparticles and Liquid Crystal Mediated Interactions
  • SP 481C: MIDN. Daniel  Kinnamon, Project: Introduction to Liquid Crystals and Nanomaterials

Spring 2014

  • SP 481C: MIDN. Alfred Garvey, Project: Introduction to Liquid Crystals and Nanomaterials

 

Prof. Basu's interview with The Curiosity Today: "Nanomaterial-based liquid crystal devices show improved efficiency and improved tunability": Physicist Rajratan Basu tells The Curiosity Today.

 

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Press release: "2D hexagonal-BN serves as a high-transmittance alignment layer in liquid crystal cells": MRS Bulletin News: Cambridge University Press, 5th March 2019. Reference: Opt. Express 27, 282(2019).

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Press release: "Scientists use 2D h-BN nanosheets as the planar-alignment agent in a liquid crystal device to improve its optical transmission": Nano Werk Nanotech Spotlight series, 9th January 2019. Reference: Optics Express 27, 282(2019).

Press release: "Scientists use transparent graphene electrodes to cleanse ionic impurities in liquid crystal displays (LCDs)": Nano Werk Nanotech Spotlight series, 24th October 2017. Reference: Appl. Phys. Lett. 111, 161905 (2017).

Press release: "Scientists use transparent graphene electrodes to cleanse ionic impurities in liquid crystal displays (LCDs)": Nano Werk Nanotech Spotlight series, 24th October 2017. Reference: Appl. Phys. Lett. 111, 161905 (2017).

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Press release: "Using graphene as transparent electrodes and alignment layers for liquid crystal devices": Nano Werk Nanotech Spotlight series, Graphene Entrepreneur, and National Graphene Association, 11th July 2017. Reference: Phys. Rev. E 96, 012702 (2017).

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Press release: "Connecting two electrodes by liquid crystal-guided carbon nanotube wires": Nano Werk Nanotech Spotlight series and Inter Nano,1st November 2016. Reference: J. Appl. Phys. Lett. 120, 164309 (2016).

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Press release: "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).

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

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

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Press release: “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).

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

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Press release: “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).

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

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

Press release: “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

Press release: “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 electromechanicalsystem”: My presentation at the Nanomanufacturing Summit 2009 was highlighted by Internano. http://www.internano.org

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