Dr. Kusum Kumari

Assistant Professor

Department of Physics

National Institute of Technology, Warangal - 506004, Telangana, INDIA

: kusum@nitw.ac.in,kusumiitd@gmail.com

: 9502052625

Interests: Organic Semiconductors, Semiconductor Quantum dots, Carbon Nanotubes, Carbon & TMD 2D materials; Polymer Solar Cells; Perovskite Solar Cells

Education:

 

      Ph.D (Physics),                                                         Indian Institute of Technology Delhi, New Delhi,      2011                                                                                                              
      M.Tech (Solid State Materials),                      Indian Institute of Technology Delhi, New Delhi,      2005
      M.Sc (Physics),                                                         Dayalbagh Educational Institute, Agra,                           2002
      B.Sc-B.Ed (IV Yr. Integrated Course),         Regional Institute of Education, Ajmer,                           2000 
                                                                                   

Work Experience:

 

     Worked as Research Associate  at  Renewable and Sustainable Energy Institute, University of Colorado, Boulder, CO, USA, for 3 months (June-August 2018) under Indo-US Bhaskara
      Advanced Solar Energy Fellowship Program 2018, sponsored by Indo-US Science and Technology Foundation and DST, Government of India.

 

     Post Doctoral Fellow      (2013),                        Ulsan National Institute of Science and Technology,   Ulsan,   South Korea.
     Assistant Professor,        (2011-2012),          Miranda House,  University of Delhi,  New Delhi.
     Research Associate        (2010-11),                 Technical University of Chemnitz,   Chemnitz,   Germany.
     Project Assistant              (2010),                        National  Physical  Laboratory,  New Delhi.
 

 

Course Taught Previously

 Courses Handled: 

 

Class
Department
Course ID
Course Name
B.Tech -IV Yr.
Physics
PH 440
Nanomaterials and Technology (Open Elective)
B.Tech - I Yr.
Physics
PH 101
Physics Theory
B.Tech - I Yr.  
Physics
PH 102
UG-Physics Lab
M.Sc.Tech (EP) - IYr.
Physics
PH 5106
 Solid State Physics Laboratory

 

 

 

Publications

 

List of Publications in International Journals:

 

  1. Kusum Kumari, Suresh Chand, Pankaj Kumar, Shailesh N. Sharma, V. D. Vankar, Vikram Kumar, "Effect of CdSe quantum dots on hole transport in poly(3-hexylthiophene) thin films" Applied Physics Letter , 92, 2008, 263504-263506.  (Impact Factor= 3.9)

  2. Kusum Kumari, Umesh Kumar, Shailesh N. Sharma, Suresh Chand, Rita Kakkar, V. D. Vankar, Vikram Kumar, "Effect of surface passivating ligand on structural and optoelectronic properties of polymer:CdSe quantum dot composites" Journal of Physics D: Applied Physics, 41, 2008, 235609(9pp).   (Impact Factor= 2.77)

  3. Kusum Kumari, Suresh Chand, V. D. Vankar, Vikram Kumar, "Enhancement in hole current density in poly(3-hexylthiophene): cadmium selenide quantum dot composite thin films" Applied Physics Letters, 94, 2009, 213503-213505.   (Impact Factor= 3.9)

  4. Shailesh N. Sharma, Kusum Kumari, Suresh Chand, V. D. Vankar, Vikram Kumar, "A novel non TOPO route for the Synthesis of colloidal CdSe quantum dots with high luminescence and stability" proceedings of the Physics of Semiconductor Devices (IWPSD)  2007 (page 1-4).

  5. Manisha Bajpai, Kusum Kumari, Ritu Srivastava, M. N. Kamalasanan, R.S. Tiwari, Suresh Chand, "Electric Field and Temperature dependence of hole mobility in PDY-132 thin films" Solid State Communication, 150, 2010, 581-584.  (Impact Factor= 1.54)

  6. Umesh Kumar, Kusum Kumari, Shailesh N. Sharma, Mahesh Kumar, V. D. Vankar, Rita Kakkar, Vikram Kumar, "Role of surface modification of colloidal CdSe quantum dots on the properties of hybrid organic-inorganic nanocomposites" Colloid and Polymer Science, 288, 2010, 841-849.    (Impact Factor= 2.9)

  7. Kunwar Pal Singh, Kusum Kumari, and Manoj Kumar, "Ion current rectification in a fluidic bipolar nanochannel with smooth junction" Applied Physics Letters, 99, 2011, 113103-113105.    (Impact Factor= 3.9)

  8. Kunwar Pal Singh, Kusum Kumari, and Manoj Kumar, "Field-effect control of electrokinetic ion transport in a nanofluidic channel" Journal of Applied Physics, 110 , 2011, 084301-084309.   (Impact Factor= 2.1)

  9. V.S. Reddy Channu, B. Rambabu, Kusum Kumari, Rudolf Holze, VO2(B) @ Carbon cathodes for Lithium ion batteries, Colloids and Surfaces A: Physicochemical and Engineering, 481, 2015, 314-318.   (Impact Factor= 4)

  10. V.S. Reddy Channu, B. Rambabu, Kusum Kumari, Rudolf Holze, Rajmohan R. "High performance lithium insertion negative electrode materials for electrochemical devices" Applied Surface Science, 387, 2016, 839-845.  (Impact Factor= 6.1)

  11. Vijendra Singh Bhati, Sapana Ranwa,Saravanan Rajamani,Kusum Kumari, Ramesh Raliya, Pratim Biswas, and Mahesh Kumar, “ Improved Sensitivity with Low Limit of Detection of a Hydrogen Gas Sensor Based on rGO-Loaded Ni-Doped ZnO Nanostructures”, ACS Appl. Mater. Interfaces, 2018, 10 (13), pp 11116–11124. (Impact Factor= 8.08)

  12. Venkata S. Reddy Channu, B. Rambabu, Kusum Kumari, Rajmohan R. Kalluru, and Rudolf Holze, “SnO2/PANI nanocomposite electrodes for supercapacitors and lithium ion batteries”, Electrochem. Energy Technol. 2018; 4:32–38. (Impact Factor= 2.6)

  13. Nagaraju Macherla, Ram Gopal Reddy Lekkala, Kuldeep Singh, Kusum Kumari, Electrochemical analysis of polyaniline graphene oxide composites for high performance supercapacitors, AIP Conference Proceedings 2265 (2020) 030673.   

  14. V.P. Madhurima,  Pramod H. Borse, Kusum Kumari, T.N. Rao, P.K. Jain, Improved photocatalytic activity of carbon-based polymeric semiconductor for efficient decontamination of wastewater: Effect of reaction atmosphere and pyrolysis temperature, Optical Materials 110 (2020) 110523 (p1-14).    (Impact Factor= 2.6)

  15. Lalsingh Guguloth, Kuldeep Singh,  V. S. Reddy Channu and Kusum Kumari, Enhancement in performance of ternary blend polymer solar cells using a PEDOT:PSS–graphene oxide hole transport layer via Fo¨rster resonance energy transfer and balanced charge transport, Materials Advances 1 (2020) 2872-2887.   (Impact Factor= 4.5)

  16. Lalsingh Guguloth, Kuldeep Singh,  V. S. Reddy Channu and Kusum Kumari, Improved performance of ternary blend polymer solar cells via work function tuning and suppressed interface recombination using hybrid PEDOT:PSS-graphene oxide hole transport layer, Applied Surface Science 540 (2021) 148266 (p1-15).   (Impact Factor= 6.1)  

  17.  Nagaraju Macherla, Kuldeep Singh, M.S. Santosh, Kusum Kumari, Ram Gopal Reddy Lekkala , Heat assisted facile synthesis of nanostructured polyaniline/reduced crumbled graphene oxide as a high-performance flexible electrode material for supercapacitor, , Colloids and Surfaces A: Physicochemical and Engineering, 612 (2021) 125982.   (Impact Factor= 4)  

     

     

     

     

    Conferences Papers Presented/Attended:

1.  Kusum Kumari, Umesh Kumar, Shailesh N. Sharma, Suresh Chand, V. D. Vankar, Vikram    Kumar, "Hybrid Organic Inorganic Composites: Size and Stability Studies" International Conference on Advanced Materials (IUMRS-ICAM) organized by the Materials Research Society of India in Bangalore, India, during 8th13th October, 2007.

 

2. Shailesh N. Sharma, Kusum Kumari, Suresh Chand, V. D. Vankar, Vikram Kumar, "A novel non TOPO route for the Synthesis of colloidal CdSe quantum dots with high luminescence and stability" International Workshop on the Physics of Semiconductor Devices (IWPSD), IIT Bombay, India, during 17th20th December, 2007.

 

3. Kusum Kumari, Umesh Kumar, Shailesh N. Sharma, Suresh Chand, V. D. Vankar, Vikram Kumar, "Structural and Optical Properties of Hybrid OrganicInorganic Composites" International conference cum workshop on Nanoscience and Nanotechnology organized by Ansal Institute of Technology, Gurgoan, India, during 17th21st December, 2007.

 

4. Kusum Kumari, Suresh Chand, V. D. Vankar, Vikram Kumar, "Charge Transport Studies of Polymer:CdSe Nanocomposites" International Conference on Luminescence and its Applications (ICLA2008), National Physical Laboratory, New Delhi, India, during 12th 17th February, 2008.

 

5. Kusum Kumari, Suresh Chand, V. D. Vankar, Vikram Kumar, "Effect of polarization on hole transport in CdSe quantum dots / poly(3- hexylthiophene) composite thin films" international Conference, ANM-2008, University of Aveiro, Portugal.

 

6. Kusum Kumari, Suresh Chand, V. D. Vankar, Vikram Kumar, "P3HT/MEHPPV: CdSe nanocomposite based solar cell devices" XVth International Workshop on the Physics of Semiconductor Devices (IWPSD), Solid State Physics Laboratory & Jamia Millia Islamia, New Delhi, India, during 15th19th December, 2009.

 

7.  Kusum Kumari, Suresh Chand, V. D. Vankar, Vikram Kumar," Charge transport mechanism in polymer thin films" International Conference on Nanomaterials and Nanotechnology (ICNANO-2011), University of Delhi, Delhi, India, during 18-21 December, 2011.

 

8. Kusum Kumari, Jungo, H. S. Shin, "MoS2 based Field effect Transistors" Ninth International workshop on advanced smart materials and smart structures technology held at Ulsan National Institute of Science and Technology (UNIST), Ulsan, Korea, during July 1821, 2013.

 

9.  Workshop on "Recent Trends in Device Materials" Dept. of Physics, NIT Warangal, TEQUIPII, held during 09th 11th Nov. 2013.

 

10.  Workshop on "Innovations in Electrochemical Science and Technology" Dept. of Chemistry, NIT Warangal, held during 10th14th Dec. 2011.

 

11.  One day workshop on "Advances in Applied Optics", Dept. of Physics, NIT Warangal, TEQUIPII, held on 27th August 2014.

 

12.  Kusum Kumari and Suresh Chand" Enhancement in Efficiency of Hybrid Polymer Solar Cells By CdSe Quantum Dot Doping " International Conference-Prime 2016, at Honolulu, Hawaii, October 2 – 7, 2016.

 

13.  Kusum Kumari "Hybrid Polymer Solar Cells Enhancement in Efficiency by CdSe quantum dot" International Conference of Young Researchers on Advanced Materials (IUMRSICYRAM 2016) during 1115 December 2016, BANGALORE, INDIA.

 

14. Kusum Kumari and Venkata S. Reddy Channu, “Interface Engineering for enhanced device performance of Perovskite Solar Cells”, 60th Electronic Materials Research Conference, held 27-29 June 2018, at the University of California, Santa Barbara, USA.

 

15. Lalsingh Guguloth, Kuldeep Kakran, and Kusum Kumari*, and Poster Presentation on   “Synthesis and Characterization of Graphene Oxide, Reduced Graphene Oxide for perovskite solar cells”  presented  at “The International  Conference on Recent Trends in Materials Science and Technology 2018  (ICMST-2018)”  is being organized by Indian Institute of Space Science and Technology (IIST),  jointly with  Materials Research Society of India (MRSI), Thiruvanathapuram, Kerala, India, during 10 - 13th  October  2018.

 

16.  Lalsingh Guguloth, Kuldeep Kakran, and Kusum Kumari " Excited state carrier dynamics of  Perovskite solar cells using graphene as transport layer"in International Conference on Advanced Functional materials and Devices ( ICAFMD-2019) organized by Department of Physics, during 26-18 Feb 2019.

 

PHDs Supervised

 Ph.D's Supervised: 

 

S.No.
Name of the Student
Full Time/ Part time
Supervisor/ co-Supervisor
Area of Research
Year of Award
1.
  Lalsingh Guguloth
Full Time
Supervisor
Organic Photovoltaic Devices
ongoing
2.
  M. Nagaraju
Full Time
co- Supervisor
Supercapacitors-  energy storage devices
ongoing
3.
  Ramesh Banoth
Full Time
Supervisor
Perovskite Solar Cells
ongoing
4.
  V. P. Madhurima
Part time
Supervisor
Carbon Nanotubes and Polymer Composites
ongoing
5.
 Mahalakshmi
Full Time
Supervisor 
 Glasses and Ceramics
ongoing 

Workshops/Conferences

 List of Workshops/Conferences attended:
 
  1. Kusum Kumari, Umesh Kumar, Shailesh N. Sharma, Suresh Chand, V. D. Vankar, Vikram Kumar, "Hybrid OrganicInorganic Composites: Size and Stability Studies" InternationalConference on Advanced Materials (IUMRS-ICAM)organized by the Materials Research Society of India in Bangalore, India, during 8-13 October, 2007.
 
  1. Shailesh N. Sharma, Kusum Kumari, Suresh Chand, V. D. Vankar, Vikram Kumar, "A novel non-TOPO route for the Synthesis of colloidal CdSe quantum dots with high luminescenceand stability" International Workshop on the Physics of Semiconductor Devices (IWPSD), IIT Bombay, India, during 26-29 December, 2007.
 
  1. Kusum Kumari, Umesh Kumar, Shailesh N. Sharma, Suresh Chand, V. D. Vankar, Vikram Kumar, "Structural and Optical Properties of Hybrid OrganicInorganic Composites"International conference cum workshop on Nanoscience and Nanotechnology organized by Ansal Institute of Technology, Gurgoan, India, during 17-21 December, 2007.
 
  1. Kusum Kumari, Suresh Chand, V. D. Vankar, Vikram Kumar, "Charge Transport Studies of Polymer:CdSe Nanocomposites" International Conference on Luminescence and its Applications (ICLA2008), National Physical Laboratory, New Delhi, India, during 12-17 February, 2008.
 
  1. Kusum Kumari, Suresh Chand, V. D. Vankar, Vikram Kumar, "P3HT/MEHPPV: CdSe nanocomposite based solar cell devices" XVth International Workshop on the Physics of Semiconductor Devices (IWPSD), Solid State Physics Laboratory & Jamia Millia Islamia, New Delhi, India, during 15-19 December, 2009.
  2.  Kusum Kumari, Suresh Chand, V. D. Vankar, Vikram Kumar," Charge transport mechanism in polymer thin films" International Conference on Nanomaterials and  Nanotechnology(ICNANO-2011), University of Delhi, Delhi, India, during 18-21 December, 2011.
  3.  Kusum Kumari, H. S. Shin "MoS2 based Field effect Transistors" Ninth International workshop on advanced smart materials and smart structures technology held at Ulsan National Institute of Science and Technology (UNIST), Ulsan, Korea, during July 18-21, 2013.
  4.  Workshop on "Recent Trends in Device Materials" Dept. of Physics, NIT Warangal, TEQUIPII, held during 09- 11 Nov. 2013.
  5.  Workshop on "Innovations in Electrochemical Science and Technology" Dept. of Chemistry, NIT Warangal, held during 10-14 Dec. 2011.
  6.  One day workshop on "Advances in Applied Optics", Dept. of Physics, NIT Warangal, TEQUIPII, held on 27 August 2014.
  7.  Kusum Kumari, Suresh Chand "Hybrid Polymer Solar Cells: Enhancement in Efficiency by CdSe quantum dot" International Conference of Young Researchers on Advanced  Materials(IUMRSICYRAM 2016) during 11-15 December 2016, BANGALORE, INDIA.

Projects

 Sponsored R & D Projects: 

 

S.No.

Project Title

Funding Agency

Amounts Sanctioned

(INR)

Duration  

1.

Interface Engineering with CVD grown MoS2 ultra-thin layers for the Improvement of Perovskite Solar Cell Performance

Department of Science and Technology, Government of India.

DST-TMD (SERI)2016

37.53 Lakhs

3 Years

(2017-2020)

2.

Development of Highly Efficient Perovskite Solar Cells using Chemical Vapor Deposited Graphene and Graphene Nanocomposites as Electron Transport Layers

 Department of Science and Technology, Government of India.

DST -SERB  (EMEQ) 2016

28.60 Lakhs

3 Years

(2017-2020)

3.

 

 

 

 

Development of Perovskite Solar Cells via Interface Engineering using Transition Metal Dichalogenide based Ultra Thin Layers

 

 


Indo-US Bhaskara Advanced Solar Energy fellowship Program

( Indo-US Science and Technology Foundation and DST, Govt. of India)

to carry out R&D at UNIVERSITY OF COLORADO BOULDER, COLORADO, USA

12,000 USD

 

 

 

 

31st May 2018-30th August 2018

(3 months)

 

 

Awards and Honors

 Awards and Honour:

 

  1. Received Indo-US Bhaskara Advanced Solar Energy Fellowship Program 2018 award, sponsored by Indo-US Science and Technology Foundation and Department of Science and Technology, Government of India., to carry out R&D at Renewable and Sustainable Energy Institute, University of Colorado, Boulder, CO, USA, for 3 months (June-August 2018).
  2. Best Poster Award received for Presenting paper in  International conference cum workshop on  Nanoscience and Nanotechnology organized by Ansal Institute of Technology,  Gurgoan, India, during 17th-21st December 2007.
  3. Senior Research Fellowship ( 2005-2010 at IIT Delhi).   
  4. GATE 2003: Junior Research Fellowship (2003-2005 at IIT Delhi). 

Additional Responsibility

 

 Additional Responsibilities:
1.  Seminar In-Charge of M.Sc.Tech. (Engineering Physics) - I  Yr. - (during 2016 and 2017)
2.  Member of DSC for Ph.D student
3.  Faculty Advisor of M.Sc.Tech.  (Engineering Physics ) - III Yr.  (during 2016 , 2017 and 2018)
4. Faculty Advisor of Physics Association, 2018-2019, and 2019-2020
5. Faculty Advisor of B.Tech (I year),  2019-20.