(University of Delhi)
University of Delhi, Delhi-110007
(Phone No. - 011-7121 9084 : Email - principal@kmc.du.ac.in)
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Kirori Mal College (University of Delhi) University of Delhi, Delhi-110007 (Phone No. - 011-7121 9084 : Email - principal@kmc.du.ac.in) |
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| Print Date : 17-05-2024 | ||||||||
| 1. Personal Profile | ||||||
| Title: Dr. First Name: Pushpendra Last Name: Kumar |
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| Designation: ASSISTANT PROFESSOR Mobile No. ---------- | ||||||
| Phone No. (Office) ---------- Phone No. (Residence): ---------- | ||||||
| Email: pushpendrak@kmc.du.ac.in Webpage: https://sites.google.com/view/pushpendrak2023/home | ||||||
| Facebook: ---------- Twitter: ---------- | ||||||
| LinkedIn: https://www.linkedin.com/in/pushpendra-kumar-4069a565/?originalSubdomain=in Instagram: ---------- | ||||||
| Youtube: ---------- Research Gate Link: https://www.researchgate.net/profile/Pushpendra-Kumar-8 | ||||||
| Google Scholar Link: https://scholar.google.co.in/citations?user=79TBZA0AAAAJ&hl=en | ||||||
| Address: ---------- | ||||||
| 2. Educational Qualifications | ||
| Degree/ Certification | Institution | Year |
| Ph.D. | Indian Institute of Technology (I.I.T) Mandi, India | 2017 |
| M.Sc. Physics (Specialization: Electronics) | Hindu College Moradabad, M.J.P.R. University | 2009 |
| B.Sc. (Physics, Chemistry and Maths) | Hindu College Moradabad, M.J.P.R. University | 2006 |
| 3. Career Profile & Administrative Assignments | ||||
| Category | Role/ Designation | Department/ Committee | Date From - To | Remarks |
|---|---|---|---|---|
| CAREER PROFILE | ASSISTANT PROFESSOR | PHYSICS KIRORI MAL COLLEGE, DELHI | 15.Dec.2022 - Till date | Permanent Faculty |
| CAREER PROFILE | POST DOCTORATE | PHYSICS Max Planck Institute for Polymer Research, Mainz Germany | 01.Mar.2021 - 30.Nov.2022 | Alexander von Humboldt Research Fellow, Max Planck Institute for Polymer Research, Mainz, Rhineland Pflaz, Germany |
| CAREER PROFILE | POST DOCTORATE | CHEMISTRY Technical University of Munich, Germany | 01.Dec.2019 - 28.Feb.2021 | Dynamic Spectroscopy, Technical University of Munich, Germany |
| CAREER PROFILE | POST DOCTORATE | PHYSICS Lund University Sweden | 01.May.2017 - 31.Jul.2019 | Division of Chemical Physics, Lund University Sweden |
| CAREER PROFILE | POST DOCTORATE | PHYSICS Indian Institute of Technology (I.I.T) Mandi, India | 23.Jan.2017 - 25.Apr.2017 | Research Associate, SBS, I.I.T. Mandi, India |
| ADMINISTRATIVE ASSIGNMENTS | MEMBER | PORTAL COMMITTEE KIRORI MAL COLLEGE, DELHI | 01.Jun.2023 - 31.May.2024 | Member |
| ADMINISTRATIVE ASSIGNMENTS | MEMBER | MEDIA COMMITTEE KIRORI MAL COLLEGE, DELHI | 01.Jun.2023 - 31.May.2024 | Member |
| ADMINISTRATIVE ASSIGNMENTS | MEMBER | CAREER DEVELOPMENT CELL KIRORI MAL COLLEGE, DELHI | 01.Jun.2023 - 31.May.2024 | Member |
| ADMINISTRATIVE ASSIGNMENTS | MEMBER | RESEARCH COUNCIL KIRORI MAL COLLEGE, DELHI | 01.Jun.2023 - 31.May.2024 | Member |
| ADMINISTRATIVE ASSIGNMENTS | MEMBER | SC/ST CELL KIRORI MAL COLLEGE, DELHI | 01.Jun.2023 - 31.May.2024 | Member |
| 4. Other Profiles |
| Other Profile Name/ Description |
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| SUBJECTS TAUGHT Solid State Physics (Theory) Thermal Physics and Statistical Mechanics (Theory) Analog Systems and Applications (Practical) Waves and Optics (Practical) Digital Empowerment (Value Added Course) |
| CERTIFICATE COURSE/ SHORT TERM COURSE ORGANIZED 2- day Hands on workshop on Arduino Programming |
| AREAS OF INTEREST/ SPECIALIZATION Ultrafast Spectroscopy Terahertz (THz) Spectroscopy Optical Nonlinear Spectroscopy Fourier Transform Spectroscopy Multiphoton Micro-spectroscopy Photo-impedance Spectroscopy of Photoactive Devices Photo-physics of Perovskites Materials and Devices Interfacial Charge and Energy Transfer Processes in Organic/ Inorganic hybrid Systems |
| AWARDS AND DISTINCTIONS Alexander von Humboldt Research Fellowship Award by the Alexander von Humboldt Foundation, Germany, March 2020. Best Presentation Award in 20th International Conference on Ultrafast Optics and Applications “ICOU 2018” Mumbai, India February 22 - 23, 2018. Best Paper Award in 20th International Conference on Ultrafast Optics and Applications “ICOU 2018” Mumbai, India February 22 - 23, 2018. Certificate for Appreciation as a session chair in 20th International Conference on Ultrafast Optics and Applications “ICOU 2018” Mumbai, India February 22 - 23, 2018. Postdoctoral Research Fellowship at Division of Chemical Physics, Lund University, Sweden, May 2017- May 2019. SERB National Post-Doctoral Fellowship awarded by Science and Engineering Research Board (SERB), Department of Science & Technology, Govt. of India, January 2017. Scholarship: Senior research fellow (SRF), Department of Higher Education, Ministry of Human Resource Development (MHRD), Govt. of India, October 2012-June 2016. Scholarship: Junior research fellow (JRF), Department of Higher Education, Ministry of Human Resource Development (MHRD), Govt. of India, October 2010- 2012. Graduate Aptitude Test for Engineering (GATE) in Physics 2010. |
| OTHERS Research Projects Exploring Ultrafast Charge Carrier Dynamics in Lead-Free “Green” Perovskite Materials: A Search for Novel Optoelectronics (May 2021- November 2023) Project no. P.S. POLY 7559 Research Collaboration: Prof. Mischa Bonn and Dr. Hai Wang Max-Planck Institute for Polymer Research Mainz, Mainz Germany. Designing and conducting ultrafast experiments on photoelectric systems (December 2019- February 2020) Research Collaboration: Prof. Jurgen Hauer,the laboratory for dynamic spectroscopies, Technical University of Munich, Munich Germany. Two-photon induced photocurrent and fluorescence measurements of photoactive devices for optoelectronic applications (May 2017- August 2019) Research Collaboration: Asst. Prof. Khadga Jung Karki and Prof. Tonu Pullerits Division of Chemical Physics, Lund University Sweden. Carrier multiplication in electronically coupled nanocrystals and harvesting (January 2017- April 2017) Research Collaboration: Prof. Suman Kalyan Pal, Indian Institute of Technology (I.I.T.) Mandi, India |
| RESEARCH COLLABORATIONS Alexander von Humboldt Research Foundation, Germany Max Planck Institute for Polymer Research, Mainz, Rhineland Pflaz, Germany Technical University of Munich, Munich, Germany Chemical Physics, Lund University Sweden, Lund, Sweden Indian Institutes of Technology (I.I.T), Mandi, India |
| OTHERS Reviewer Reviewer for international journal Wiley-VCH, ‘Physica Status Solidi (b) – Basic Solid-State Physics' |
| OTHERS Conference/Workshops/Talk Attended The Virtual Conference “Coordination Networks: Building Blocks for Functional Systems (COORNETs) WebCon 2021” at TUM Garching, Germany on 19th - 20th of January 2021. Invited Talk Talk on “Visualization of excitonic and free charge recombination in MAPbBr3 perovskite by two-photon phase modulated photoluminescence spectroscopy” Chemical Physics Science Day Bosjökloster, Sweden May 24, 2019. Talk on “Photoimpedence Spectroscopy and its Applications” in Chemical Physics Lund University Sweden, April 5, 2018. Talk on "Photoimpedance Spectroscopy of Planar and Nano Textured Solar Cells" in Optics Meeting, Solid State Physics, Lund University Sweden, November 17, 2017. Oral Presentation Seminar on “Nonlinear Spectroscopy using Modulated Light Fields” in Chemical Physics Lund University Sweden, February 21, 2019. Photoimpedance Spectroscopy Analysis of Planar and Nano-Textured Thin-Film Silicon Solar Cells in 20th International Conference on Ultrafast Optics and Applications“ICOU 2018” Mumbai, India February 22 - 23, 2018. Sensitization of ZnO QD by Adsorbed Novel Coumarine Dye for DSSC Applications: Spectroscopic and First-Principles Studies in 27th International Conference on Photochemistry, ICC JEJU, Jeju Island, South Korea, June 28 – July 3 2015. Charge Transfer in MK-2 Dye Sensitized Quantum Dots for Type-II Sensitized Solar Cell in the Research Fair, Anusandhan, IIT Mandi, June 2014. Defect associated energy transfer from semiconductor nanocrystals to an adsorbed dye in IIT Mandi, May 1, 2013. Poster Presentation Pushpendra Kumar; Exploring ultrafast charge carrier dynamics in perovskite materials in the department retreat at the Max Planck Institute for Polymer (MPIP) research Mainz, Germany, May 2-4, 2022. Pushpendra Kumar and Khadga Jung Karki; Two-photon excitation spectroscopy using phase modulation in the NanoLund Annual Meeting 2018 in NanoLund, Lund University Sweden, October 4, 2018. Pushpendra Kumar and Khadga Jung Karki; Phase modulated two-photon excitation spectroscopy reveals low lying electronic states of 1, 5 Diphenyl-1, 3, 5-hexatriene in the Nordic Femto 13. South Campus, University of Copenhegen Denmark, August 16-17, 2018. Zhengjun Wang, Pushpendra Kumar, Shiwen Lei, Andreas Jakobsson, Khadga Karki and Tönu Pullerits; Optimized sampling and Reconstruction of LH2 spectroscopy in Swedish e-Science Academy 2017, Umeo University Sweden, October 11-12, 2017. Pushpendra Kumar, Moataz Mostafa Kamel, David Eisenhauer, Christiane Becker, Tonu Pullerits and Khadga Jung Karki; Photoimpedance Spectroscopy Analysis for Planar and Nano Textured Silicon thin-film Solar Cells in the NanoLund Annual Meeting 2017 in NanoLund, Lund University Sweden, September 7, 2017. Pushpendra Kumar and Suman Kalyan Pal; Ultrafast Direct and Indirect Electron Injection in Dye Anchored Semiconductor Quantum Dots: Femtosecond and Density Functional Theory Insights in the “Recent Advances in Molecular Spectroscopy: Fundamentals and Applications in Materials and Biology (RAMS-2016)”, organized at the School of Chemistry, University of Hyderabad, hyderabad, India March 2-4 2016. Pushpendra Kumar and Suman Kalyan Pal; Ultrafast Charge Transfer from novel synthesised BC5 dye to ZnO Quantum Dot in the Research Fair, IIT Mandi, February 27, 2016. Pushpendra Kumar and Suman Kalyan Pal; Ultrafast Charge Transfer in Dye Sensitized ZnO Quantum Dot in the International workshop and conference on Frontiers of spectroscopy (ICFS-2015) Banaras Hindu University, Banaras, India january 8-9, & 10-12, 2015. Pushpendra Kumar and Suman Kalyan Pal; Charge Transfer in MK-2 Dye Sensitized ZnO Quantum Dots: a Combined Theoretical and Experimental study in the National Symposium on Advanced Materials (NSAM) IIT Mandi, May 27-28, 2014. Pushpendra Kumar and Suman Kalyan Pal; Spectroscopic Analysis of Photoinduced Interaction Between MK-2 Dye and ZnO nanorods in the Research Fair, IIT Mandi, June 2013. Pushpendra Kumar and Suman Kalyan Pal; Quenching of Visible Photoluminescence of ZnO Nanocrystals by Rhodamine B in the National Fluorescence Workshop (FCS 2012) of Fluorescence Methods in Single Molecule Spectroscopy at Saha Institute of Nuclear Physics (SINP) and Indian Institute of Chemical Biology (IICB) Kolkata, December 03 – 07, 2012. Pushpendra Kumar and Suman Kalyan Pal; Quenching of Defect Emission of ZnO Quantum Dot in the Presence of Fluorescein Dye in the National Symposium on Nanobiotechnology, IIT Mandi, June 1-2, 2012. |
| OTHERS COUNTRY VISITED: 12 Germany, Sweden, Denmark, Austria, France, Switzerland, Norway, Finland, Russia, Ukraine, Bahrain and South Korea |
| 5. Research Guidance | ||||
| Year | Guide For | Title of the Dissertation/ Thesis | Scholar Name | Status |
|---|---|---|---|---|
| 6. Research Projects | |||||
| Year | Title of Project | Sponsorship Agency | Duration | Amount Sanctioned | Date of Sanction |
|---|---|---|---|---|---|
| 2020 | Exploring Ultrafast Charge Carrier Dynamics in Lead-Free “Green” Perovskite Materials: A Search for Novel Optoelectronics | Alexander von Humboldt Research Foundation, Germany | 2021-2023 | 01.Nov.2020 | |
| 7. Publications | |||||
| Category | Publication Name | Title | Name of Author | Reference Link/ DOI Link |
Publication (Month-Year) |
|---|---|---|---|---|---|
| JOURNAL PAPER (International) |
Temperature-Dependent Intensity Modulated Two-Photon Excited Fluorescence Microscopy for High Resolution Mapping of Charge Carrier Dynamics | ACS Phys. Chem Au | Qi Shi, Pushpendra Kumar , and Tönu Pullerits (Joint Author) |
https://doi.org/10.1021/acsphyschemau.3c00013 | July 2023 |
| JOURNAL PAPER (International) |
Recent advances of multiphoton absorption in metal–organic frameworks | J. Mater. Chem. C | Sebastian J Weishäupl, David C Mayer, Yang Cui, Pushpendra Kumar, Harald Oberhofer, Roland A Fischer, Jürgen Hauer, Alexander Pöthig (Joint Author) |
DOI https://doi.org/10.1039/D2TC00191H | April 2022 |
| JOURNAL PAPER (International) |
Highly mobile hot holes in Cs2AgBiBr6 double perovskite | Science Advances | Heng Zhang, Elke Debroye, Wenhao Zheng, Shuai Fu, Lucia D Virgilio, Pushpendra Kumar, Mischa Bonn, Hai I Wang (Joint Author) |
DOI: 10.1126/sciadv.abj9066 | December 2021 |
| JOURNAL PAPER (International) |
Kinetics of near-infrared-to-visible upconversion in rubrene: An initial excitation of triplets | Physical Review B | Pushpendra Kumar, Durga Prasad Kandel, Adhikari Rajendra, Rahaman Ahibur, J. Karki Khadga (First Author) |
https://doi.org/10.1103/PhysRevB.104.L140308 | October 2021 |
| JOURNAL PAPER (International) |
New Nonlinear Optical Crystal of Rhodamine 590 Acid Phthalate | ACS Omega | Bamini Nariyangadu, Tenzin Choedak, Ezekiel Joy Padma Malar, Junsheng Chen, Erling Thyrhaug, Pushpendra Kumar, Jinming Zhou, Vidyalakshmi Yechuri, Suman Kalyan Pal, Sven Lidin, Kejalakshmy Namassivayane Thangadhorai, Khadga J. Karki, Tönu Pullerits (Joint Author) |
https://doi.org/10.1021/acsomega.0c02303 | August 2020 |
| JOURNAL PAPER (International) |
Enhanced Radiative Recombination of Excitons and Free Charges Due to Local Deformations in the Band Structure of MAPbBr3 Perovskite Crystals | J. Phys. Chem. C | Pushpendra Kumar, Qi Shi, Khadga Jung Karki (First Author) |
https://doi.org/10.1021/acs.jpcc.9b01968 | May 2019 |
| JOURNAL PAPER (International) |
Two-photon excitation spectroscopy of 1, 5--Diphenyl-1, 3, 5-hexatriene using phase modulation | J. Phys. Commun. | Pushpendra Kumar, Khadga Jung Karki (First Author) |
DOI 10.1088/2399-6528/aafc0a | March 2019 |
| JOURNAL PAPER (International) |
Phonon Coupling with Excitons and Free Carriers in Formamidinium Lead Bromide Perovskite Nanocrystals | J. Phys. Chem. Lett. | Supriya Ghosh, Qi Shi, Bapi Pradhan, Pushpendra Kumar, Zhengjun Wang, Somobarta Acharya, Suman Kalyan Pal, Tonu Pullerits, Khadga Jung Karki (Joint Author) |
https://doi.org/10.1021/acs.jpclett.8b01729 | July 2018 |
| JOURNAL PAPER (International) |
Variations in the Composition of the Phases Lead to the Differences in the Optoelectronic Properties of MAPbBr3 Thin Films and Crystals | J. Phys. Chem. C | Qi Shi, Supriya Ghosh, Pushpendra Kumar, Laura C Folkers, Suman Kalyan Pal, Tõnu Pullerits, Khadga J Karki (Joint Author) |
https://doi.org/10.1021/acs.jpcc.8b06937 | September 2018 |
| JOURNAL PAPER (International) |
Variation in the Photocurrent Response Due to Different Emissive States in Methylammonium Lead Bromide Perovskites | J. Phys. Chem. C | Qi Shi, Supriya Ghosh, Abdus Salam Sarkar, Pushpendra Kumar, Zhengjun Wang, Suman Kalyan Pal, Tõnu Pullerits, Khadga J Karki (Joint Author) |
https://doi.org/10.1021/acs.jpcc.8b00542 | February 2018 |
| JOURNAL PAPER (International) |
Role of ZnS Segment on Charge Carrier Dynamics and Photoluminescence Property of CdSe@CdS/ZnS Quantum Rods | J. Phys. Chem. C | Pushpendra Kumar, Rajeev Ray, Patrick Adel, Franziska Luebkemann, Dirk Dorfs, Suman Kalyan Pal (First Author) |
https://doi.org/10.1021/acs.jpcc.7b12223 | February 2018 |
| JOURNAL PAPER (International) |
Photoimpedance Spectroscopy Analysis of Planar and Nano-Textured Thin-Film Silicon Solar Cells | World Academy of Science, Engineering and Technology International Journal of Physical and Mathematical Sciences | P Kumar, D Eisenhauer, MMK Yousef, Q Shi, ASG Khalil, MR Saber, C Becker, T Pullerits, KJ Karki (Corresponding Author) |
doi.org/10.5281/zenodo.1316460 | March 2018 |
| JOURNAL PAPER (International) |
Quenching of the Excitonic Emission of ZnO Quantum Dots Due to Auger-Assisted Hole Transfer to CdS Quantum Dots | J. Phys. Chem. C | Supriya Ghosh, Mihir Ghosh, Pushpendra Kumar, Abdus Salam Sarkar, and Suman Kalyan Pal (Joint Author) |
https://doi.org/10.1021/acs.jpcc.6b11011 | November 2016 |
| JOURNAL PAPER (International) |
Ultrafast multiexponential electron injection dynamics at a dye and ZnO QD interface: a combined spectroscopic and first principles study | Phys. Chem. Chem. Phys. | Pushpendra Kumar and Suman Kalyan Pal (First Author) |
DOI: 10.1039/C6CP04610J | September 2016 |
| JOURNAL PAPER (International) |
Femtosecond insights into direct electron injection in dye anchored ZnO QDs following charge transfer excitation | Phys. Chem. Chem. Phys. | Pushpendra Kumar, Sunil Kumar, Subrata Ghosh, Suman Kalyan Pal (First Author) |
DOI: 10.1039/C6CP01721E | June 2016 |
| JOURNAL PAPER (International) |
Exploring an Emissive Charge Transfer Process in Zero-Twist Donor-Acceptor Molecular Design as a Dual-State Emitter | J. Phys. Chem. C | Sunil Kumar, Punita Singh, Pushpendra Kumar, Renu Srivastava, Suman Kalyan Pal, Sobrata Ghosh (Joint Author) |
https://doi.org/10.1021/acs.jpcc.6b01351 | May 2016 |
| JOURNAL PAPER (International) |
Ab Initio Assessment of the Structural and Optoelectronic Properties of Organic–ZnO Nanoclusters | J. Phys. Chem. A | Pushpendra Kumar, Suman Kalyan Pal (First Author) |
https://doi.org/10.1021/acs.jpca.5b04109 | September 2015 |
| JOURNAL PAPER (International) |
Global analysis of quenching of the time-resolved emission of ZnO nanocrystals by adsorbed rhodamine B on the basis of Tachiya theory | J. Photochem. Photobiol. A | Pushpendra Kumar, Torbjörn Pascher, M. Tachiya, Suman Kalyan Pal (First Author) |
https://doi.org/10.1016/j.jphotochem.2014.09.011 | September 2014 |
| JOURNAL PAPER (International) |
Role of decoupled defect transitions of ZnO nanocrystals in energy transfer | J. Photochem. Photobiol. A | Pushpendra Kumar, Suman Kalyan Pal (First Author) |
https://doi.org/10.1016/j.jphotochem.2013.12.021 | January 2014 |
| JOURNAL PAPER (International) |
Materials for optical, magnetic and electronic devices | J. Mater. Chem | Sebastian J Weishäupl, David C Mayer, Yang Cui, Pushpendra Kumar, Harald Oberhofer, Roland A Fischer, Jürgen Hauer, Alexander Pöthig, CG Sanjayan, MS Jyothi, R Geetha Balakrishna (Joint Author) |
https://pubs.rsc.org/en/content/articlepdf/2022/tc/d2tc90095e | April 2022 |
| 8. Books | ||||
| Category | Book Name | Title | Name of Author | ISSN/ ISBN Number |
|---|---|---|---|---|
| 9. Faculty Achievements | |||||
| Year | Category of Achievement | Role | National/ International etc. | Name | Date From-To |
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| 2023 | FACULTY DEVELOPMENT PROGRAM ATTENDED | ASSISTANT PROFESSOR | National | 4-Week Faculty Induction/Orientation Programme for “Faculty in Universities/Colleges/Institutes of Higher Education” | 20.Jan.2023 - 18.Feb.2023 |
| 2023 | REFRESHER COURSE ATTENDED | ASSISTANT PROFESSOR | National | Online two-week refresher course in "Physics" | 27.Feb.2023 - 13.Mar.2023 |
| 2023 | WORKSHOP/ SEMINAR/ CONFERENCE ATTENDED | ASSISTANT PROFESSOR | College | 2- day Hands on workshop on Arduino Programming | 24.Mar.2023 - 25.Mar.2023 |
| Dr. Pushpendra Kumar |