Dr. Loveleen Kaur Brar

Associate Professor

Specialization

Experimental Condensed Matter Physics

Email

brarloveleen@thapar.edu

Specialization

Experimental Condensed Matter Physics

Email

brarloveleen@thapar.edu

Education

  • PhD: 2017, Thapar Institute of Engineering & Technology

  • Thesis Title: Role of sub-stoichiometric carbon content on the structural, thermal and electrochemical properties of TaCx

  • Research Fellow: 2000-2008, Department of Physics, IISc, Bangalore.

  • MSc (Hons.): 1998-2000, Punjab University, Chandigarh.

  • BSc (Hons.): 1995-1998, Punjab University, Chandigarh.

Experience

  • Research: 2000-Present

  • Teaching: 2008-Present

Research Interests

  • Hybrid materials for sustainable energy applications and electrochemical sensors

  • Graphene based hybrid materials

  • Carbon spheres

  • Supercapacitor/ORR/HER/Biosensor electrodes

  • Functional nanomaterials from agro waste

  • Waste water treatment

  • Langmuir Blodgett films

  • Scanning Force Microscopy

Teaching Interests

  • Materials Science

  • Physics

  • Nanoscience and Nanomaterials

  • Condensed Matter physics

  • Digital circuits and microprocessors

  • Semiconductor Physics

  • Electroceramics

  • Experimental Techniques in Physics

  • Electronics

 

Research Guidance

PhD: Completed (3) and On-going (5)

M.Sc/M.Tech: Completed (22)

 

Publications

  • Unveiling the synergy of B, S dopants in graphene for enhancing electrochemical sensing performance, Amanpreet Kaur, O. P. Pandey, Loveleen Kaur Brar; Carbon Letters (2026), 36, 721

  • Zeolitization of fly ash for synthesis of pharmaceutically important bis(indolyl)methane derivatives,Aashima Mahajan, Loveleen K. Brar Manmohan Chhibber; Materials Advances (2026) 7, 2955.

  • N-doped graphene integrated mixed phase Mo NiCo2O4/CoMoO4 mariegold nanoflowers as positive electrode for high 2 V hybrid supercapacitors,Kaveri Ajravat , O.P. Pandey , Loveleen K. Brar, Journal of Physics and Chemistry of Solids 208 (2026) 113214

  • NiCo2O4@N-doped graphene nanoflowers as electrode material for 2 V high potential window symmetric and asymmetric supercapacitorsKaveri Ajravat , O.P. Pandey , Loveleen K. Brar Journal of Power Sources 649 (2025) 237472

  • Efficient photoremoval of organic pollutants (dye and pharmaceutical waste) using CeO2@C3N4/WO3 composite under white LED illumination,Aayush Gupta, Lukasz Wolski , Sachin Jaidka, Amit Kumar, Amanpreet Kaur, Grzegorz Nowaczyk, Loveleen K. Brar; Ceramics International, 51 (2025) 61784–61793.

  • White LED - Driven hydrogen production: Tantalum oxide supported g-C3N4 sheets as a Pt-free catalyst, Aayush Gupta, Loveleen K. Brar, Sachin Jaidka, Khaja Mohaideen Kamal, Saˇso Gyergyek, Blaˇz Likozar International Journal of Hydrogen, Energy 130 (2025) 423–433

  • B,P- codoped graphene: A promising candidate for enhanced electrochemical sensing of dopamine and hydrogen peroxide, Amanpreet Kaur , O.P. Pandey , Loveleen K. Brar, , Diamond & Related Materials, 159 (2025) 112757

  • VOx@ graphene electro-catalysts for water splitting and dopamine sensing, Loveleen K. Brar, Kaveri Ajravat, Amanpreet Kaur, Aayush Gupta, O.P. Pandey, Catalysis Today 432 (2024) 114597.

  • Synergic effect of B and N dopants in graphene for supercapacitance and electrochemical sensing applications,Amanpreet Kaur, O.P. Pandey, Loveleen K. Brar; Journal of Physics and Chemistry of Solids, 180 (2023) 111460.

  • Microwave assisted hydrothermal synthesis of N doped graphene for supercapacitor applications, Kaveri Ajravat, Shubham Rajput, Loveleen K. Brar, Diamond and Related materials,129, 109373, 2022.

  • Non-isothermal solid-state synthesis kinetics of the tetragonal barium titanate, Shagun Kainth, Raveena Choudhary, Sanjay Upadhyay, Pankaj Bajaj, Piyush Sharma, L.K. Brar, O.P. Pandey Journal of Solid State Chemistry, 312, 123375, 2022.

  • Influence of thermal treatment atmosphere on N-doped carbon spheres for wastewater treatment and supercapacitor applications           Raveena Choudhary, O. P. Pandey, Loveleen K. Brar Materials Chemistry and Physics     284,     126037, 2022.

  • Novel ultrasonic pretreatment for HTC carbon nanosphere size control without yield compromise. Raveena Choudhary, O. P. Pandey, Loveleen K. Brar. Journal of Nanoparticle Research, 24,75, 2022.

  • Aashima Mahajan, Raveena Choudhary, Ashok Kumar, Manmohan Chhibber, Loveleen K. Brar. Facile immobilization of iron on carbon nanospheres using organometallic-complex for supercapacitor applications. Particulate Science and Technology, 40, 382, 2022.

  • High yield glucose assisted carbonization of soy flour for dye removal applications. Raveena Choudhry, O.P. Pandey, Loveleen K. Brar.            Materials Chemistry and Physics, 260, 124174, 2021.

  • Influence of laboratory and waste grade cellulose acetate on photo and electrocatalytic properties of NbCxOy/C and NbC/C nanocomposites. Aayush Gupta, Loveleen K. Brar, O.P. Pandey. Solar Energy,189, 120-130, 2019.

  • Facile synthesis of carbon nanospheres from saccharides for photocatalytic applications. Aayush Gupta, Rajpal Kour, Loveleen K. Brar. Springer Nature Applied Sciences,1, 1169, 2019.

  • Influence of carbon content of nano-TaC powders on the electrocatalytic and photocatalytic properties. Loveleen K. Brar, Aayush Gupta, O. P. Pandey. Catalysis Today, 325, 98-108, 2019.

  • The role of carbon in structural evolution during single step synthesis of nano tantalum carbide. Loveleen K. Brar, Gourav Singla and O. P. Pandey, RSC Advances, 6, 109174-109184, 2016

  • Evolution of structural and thermal properties of carbon-coated TaC nanopowder synthesized by single step reduction of Ta-ethoxide. Loveleen K. Brar, Gourav Singla, and O. P. Pandey.RSC Advances, 5, 1406–1416, 2015

  • Thermal stability and structural properties of Ta nanopowder synthesized via simultaneous reduction of Ta2O5 by hydrogen and carbon. Loveleen K. Brar, Gourav Singla, Navjot Kaur and O. P. Pandey. Journal of Thermal Analysis and Calorimetry, 119, 175-182, 2015

  • Distinct levels in the nanoscale organization of DNA-histone complex revealed by its mechanical unfolding. G. V. Soni, Loveleen Brar, Feroz M. Hameed, A. K. Raychaudhuri, and G. V. Shivashankar Appl. Phys. Lett., 90, 163904, 2007

  • Novel approach towards visualization of a specific DNA-protein complex. Loveleen K. Brar, Priya Rajdev, A. K. Raychaudhuri and Dipankar Chatterji. Langmuir, 21, 10671 2005

  • Electronic transport in nanostructured films of La0.67Sr0.33MnO3. Barnali Ghosh,, Sohini Kar, Loveleen K. Brar and A.K. Raychaudhuri. Journal of Applied Physics, 98, 094302, 2005

  • Formation of a DNA layer on Langmuir-Blodgett films and its enzymatic digestion. Anusarka Bahumik, Madhugiri Ramakanth, Loveleen Kaur Brar, A. K Raychaudhuri, Francis Rondelez, and Dipankar Chatterji Langmuir, 20, 5891-5896, 2004.

  • Growth of Oriented films of La0.67Ca0.33MnO3 and La0.67Sr0.33MnO3 on SrTiO3 using chemical solution deposition. Barnali Ghosh, Loveleen K. Brar, Himanshu Jain, J. Mitra, A. K. Raychaudhuri. J.Phys D: Appl. Phys, 37, 1548-1553, 2004

  • Design and development of Scanning Force Microscope for imaging and force measurement with sub-nanonewton resolution. L.K.Brar, Mandar A. Paranjapae, A.Guha, A. K. Raychaudhuri. Current Science, 83, 1197-1199, 2002

Achievement, Awards and Recognitions

  • Recipient of Junior Research Fellowship (JRF) offered by University Grants Commission (UGC), Govt. of India.

  • Recipient of Senior Research Fellowship (SRF) offered by University Grants Commission (UGC), Govt. of India.

Message to Students & Community

  • Hard work beats talent when talent doesn’t work hard.

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