Title Dr. First Name Koteswara Rao Last Name Peta
Designation Associate Professor
Department Department of Electronics Science SDC
Email krao@south.du.ac.in
Webpage
Phone.no 1124110440
Employement Info
Employee Type Nature Of Employment
Teaching Permanent
Educational
Degree/Certification Institution Year
PG Sri Venkateswara University 2005
UG Sri Venkateswara University 2003
SSC Board of Intermediate Education 2000
HSC Board of Secondary Education 1998
SSC A P Secondary Board of Exams 1998
Ph.D. - Investigations on Electrical and Structural Characteristics of Schottky Contacts to n-GaN University Of Mysore
Fellowship
Fellowship Name Fellowship Body Level
Post Doctoral Fellow BK21 (South Korea) International
Teaching experience inside the Institution
Designation Institution Duration From Duration To
Post-Doctoral Fellow Chungnam National University 2010-09-07 2012-09-07
Assistant Professor University of Delhi 2013-05-21 2023-05-20
Administrative experience within Institution
Designation Institution Name Duration from Duration to
Deputy Proctor University of Delhi 2022-01-20 2023-10-17
Warden University of Delhi 2020-01-01 2023-12-18
Administrative experience outside the Institution
Designation Institution Name Duration from Duration to
Post-Doctoral Fellow Chungnam National University 2010-09-07 2012-09-07
Assistant professor TRR College of Engineering & Technology 2009-07-02 2010-08-10
Collaborative Activities
Title Name Of Collaborative Agency Year Of Collaboration
Research Project Delhi Technological University 2021
Synthesis and Characterization of Activated Carbon/Metal Oxide nano-composite for Water Purification Delhi Technological University 2022
Research Guidance
PhD scholars under Supervision Awarded PhD Submitted
3
Research Publications
Article Name Publication Type Journal Name ISSN No Volume Year URL DOI
Annealing effects on structural and electrical properties of Ru/Au on n-GaN Schottky contacts Research Papers in Scopus Listed Journals Materials Science & Engineering B 0921-5107 137 2007 https://www.sciencedirect.com/science/article/pii/S092151070600674X https://doi.org/10.1016/j.mseb.2006.11.018
Annealing temperature effect on electrical and structural properties of Cu/Au Schottky contacts to n-type GaN Research Papers in Scopus Listed Journals Microelectronic engineering 0167-9317 85 2007 https://www.sciencedirect.com/science/article/pii/S0167931707006612 https://doi.org/10.1016/j.mee.2007.08.006
Electrical and structural properties of rapidly annealed Pd/Mo Schottky contacts on n-type Ga Research Papers in Peer Reviewed Journals Semiconductor Science and Technology 0268-1242 23 2008 doi:10.1088/0268-1242/23/9/095026
Effect of annealing temperature on electrical and structural properties of transparent indium tin oxide electrode to n-type GaN Research Papers in Peer Reviewed Journals Materials Chemistry and Physics 0254-0584 114 2008 doi:10.1016/j.matchemphys.2008.10.054
Analysis of the current–voltage characteristics of the Pd/Au Schottky structure on n-type GaN in a wide temperature range Research Papers in Peer Reviewed Journals Semiconductor Science and Technology 0268-1242 24 2009 doi:10.1088/0268-1242/24/3/035004
Effects of thermal annealing on the electrical and structural properties of Pt/Mo Schottky contacts on n-type GaN Research Papers in Peer Reviewed Journals Journal of Materials Science: Materials in Electronics 1573-482X 20 2008 doi:10.1007/s10854-008-9824-9
Effect of rapid thermal annealing on deep level defects in the Si-doped GaN Research Papers in Peer Reviewed Journals Microelectronic engineering 0167-9317 87 2009 doi:10.1016/j.mee.2009.06.005
Analysis of leakage current mechanisms in Pt/Au Schottky contact on Ga-polarity GaN by Frenkel-Poole emission and deep level studies Research Papers in Peer Reviewed Journals Journal of Applied Physics 0021-8979 110 2011 https://doi.org/10.1063/1.3607245
Temperature-dependent electrical properties of (Pt/Au)/Ga-polarity GaN/Si(1 1 1) Schottky diode Research Papers in Peer Reviewed Journals Microelectronic engineering 0167-9317 93 2012 doi:10.1016/j.mee.2011.11.019
Deep level defects in Ga- and N-polarity GaN grown by molecular beam epitaxy on si(111) Research Papers in Peer Reviewed Journals Journal of Crystal Growth 0022-0248 378 2013 http://dx.doi.org/10.1016/j.jcrysgro.2012.12.118
Analysis of electrical properties and deep level defects in undoped GaN Schottky barrier diode Research Papers in Peer Reviewed Journals Thin Solid Films 0040-6090 534 2013 http://dx.doi.org/10.1016/j.tsf.2013.01.100
Improving the efficiency of a poly(3-hexylthiophene)- CuInS2 photovoltaic device by incorporating graphene nanopowder Research Papers in Peer Reviewed Journals Journal of nanophotonic 1934-2608 8 2014 DOI: 10.1117/1.JNP.8.083092
Effect of physicochemical properties of analyte on the selectivity of polymethylmethacrylate: Carbon nanotube based composite sensor for detection of volatile organic compounds Research Papers in Peer Reviewed Journals Materials Science in Semiconductor Processing 1369-8001 41 2015 http://dx.doi.org/10.1016/j.mssp.2015.08.010

Role of Cl doping on the growth and relaxation dynamics of ZnO nanorods synthesized by hydrothermal method Research Papers in Peer Reviewed Journals Chemical Physics Letters 0009-2614 662 2016 http://dx.doi.org/10.1016/j.cplett.2016.09.026
Behavior of temperature dependent electrical properties of Pd/Au Schottky contact to GaN grown on Si substrate by MBE Research Papers in Peer Reviewed Journals Materials Research Express 2053-1591 3 2016 10.1088/2053-1591/3/12/125901
The effect of growth temperature of seed layer on the structural and optical properties of ZnO nanorods Research Papers in Peer Reviewed Journals Superlattices and Microstructures 0749-6036 93 2016 https://www.sciencedirect.com/journal/superlattices-and-microstructures http://dx.doi.org/10.1016/j.spmi.2016.03.001
Influence of rapid thermal annealing on electrical and structural properties of Pd/Au Schottky contact to Ga-polarity GaN grown on Si (111) substrate Research Papers in Scopus Listed Journals Journal of Alloys and Compounds 0925-8388 705 2017 https://www.journals.elsevier.com/journal-of-alloys-and-compounds?msclkid=14ba7741ab2b11ec99fabf9975f0ebe8 http://dx.doi.org/10.1016/j.jallcom.2017.02.162 0925-8388
Ion irradiation-induced, localized sp2 to sp3 hybridized carbon transformation in walls of multiwalled carbon nanotubes Research Papers in Scopus Listed Journals Nuclear Inst. and Methods in Physics Research B 0168-583X 412 2017 https://www.sciencedirect.com/journal/nuclear-instruments-and-methods-in-physics-research-section-b-beam-interactions-with-materials-and-atoms http://dx.doi.org/10.1016/j.nimb.2017.09.019
The role of multilayer graphene in the improved electrical and optical characteristics of a P3HT-based photovoltaic device Research Papers in Scopus Listed Journals Materials Research Express 2053-1591 4 2017 https://iopscience.iop.org/journal/2053-1591 https://doi.org/10.1088/2053-1591/aa7cba
Leakage current transport mechanism under reverse bias in Au/Ni/GaN Schottky barrier diode Research Papers in Scopus Listed Journals Superlattices and Microstructures 0749-6036 113 2017 https://www.sciencedirect.com/journal/superlattices-and-microstructures https://doi.org/10.1016/j.spmi.2017.11.056
UV enhanced NO gas sensing properties of the MoS2 monolayer gas sensor Research Papers in Scopus Listed Journals Materials Research Express 2053-1591 6 2019 https://iopscience.iop.org/journal/2053-1591 https://doi.org/10.1088/2053-1591/aaa9ac
H2, H2S gas sensing properties of rGO/GaN nanorods at room temperature: Effect of UV illumination Research Papers in Scopus Listed Journals Sensors and Actuators B: Chemical 0925-4005 264 2018 https://www.sciencedirect.com/journal/sensors-and-actuators-b-chemical https://doi.org/10.1016/j.snb.2018.03.018
Suppression of trap assisted non-geminate recombination by incorporation of multilayer graphene in P3HT:PCBM for stable and efficient photovoltaic device Research Papers in Scopus Listed Journals Journal of Materials Science: Materials in Electronics 0957-4522 29 2018 https://www.springer.com/journal/10854 https://doi.org/10.1007/s10854-018-9933-z
Single mode waveguiding effect of ZnO nanorods to enhance the luminance of conjugated polymer based light emitting diodes Research Papers in Scopus Listed Journals Journal of Luminescence 0022-2313 204 2018 https://www.journals.elsevier.com/journal-of-luminescence https://doi.org/10.1016/j.jlumin.2018.07.036
Effects of reduced internal electric field in InGaN/pseudo-AlInGaN multi-quantum-well on forward leakage current and photocurrent properties Research Papers in Scopus Listed Journals Journal of Applied Physics 0021-8979 126 2019 https://aip.scitation.org/doi/full/10.1063/1.5094201 https://doi.org/10.1063/1.5094201
Synthesis of orange emitting Sm3+ doped sodium calcium silicate phosphor by sol-gel method for photonic device applications Research Papers in Scopus Listed Journals Ceramics International 0272-8842 46 2020 https://www.sciencedirect.com/science/article/pii/S0272884220311810 https://doi.org/10.1016/j.ceramint.2020.04.224
Ag Nanowire-Plasmonic-Assisted Charge Separation in Hybrid Heterojunctions of Ppy-PEDOT:PSS/GaN Nanorods for Enhanced UV Photodetection Research Papers in Scopus Listed Journals ACS applied materials & Interfaces 1944-8252 12 2020 https://pubs.acs.org/doi/abs/10.1021/acsami.0c16795 https://doi.org/10.1021/acsami.0c16795
Boosting of NO2 gas sensing performances using GO-PEDOT:PSS nanocomposite chemical interface coated on langasite-based surface acoustic wave sensor Research Papers in Scopus Listed Journals Sensors and Actuators B: Chemical 0925-4005 344 2022 https://www.sciencedirect.com/science/article/pii/S0925400521008352 https://doi.org/10.1016/j.snb.2021.130267
Luminescent and colorimetric properties of the sol–gel derived mono-phase Dy3+ doped silicate-based phosphor for w-LED applications Research Papers in Scopus Listed Journals Journal of Sol-Gel Science and Technology 0928-0707 101 2021 https://link.springer.com/article/10.1007/s10971-021-05704-w https://doi.org/10.1007/s10971-021-05704-w
PrGO decorated TiO2 nanoplates hybrid nanocomposite for augmented NO2 gas detection with faster gas kinetics under UV light irradiation Research Papers in Scopus Listed Journals Sensors and Actuators B: Chemical 0925-4005 358 2022 https://www.sciencedirect.com/science/article/pii/S0925400522001459 https://doi.org/10.1016/j.snb.2022.131503

Synergistic effect of graphene and ZnO nanorods in enhancing the performance of MEH-PPV based polymer light emitting diode Research Papers in Scopus Listed Journals Displays 0141-9382 73 2022 https://www.sciencedirect.com/science/article/pii/S0141938222000178 https://doi.org/10.1016/j.snb.2021.130267
Eco-friendly Green Synthesis of stable ZnO nanoparticles using citrus limon: X-Ray Diffraction Analysis and Optical Properties Research Papers in Scopus Listed Journals Physica Scripta 1402-4896 97 2022 https://iopscience.iop.org/journal/1402-4896 https://doi.org/10.1088/1402-4896/ac7efb
Enhanced sensitivity of langasite-based surface acoustic wave CO gas sensor using highly porous Ppy@ PEDOT: PSS hybrid nanocomposite Research Papers in Scopus Listed Journals Sensor and Actuator B: Chemical 0925-4005 363 2022 https://www.sciencedirect.com/science/article/pii/S0925400522004282 https://doi.org/10.1016/j.snb.2022.131786
PVK-grafted multiwalled carbon nanotube materials with enhanced mobility for electronic devices Research Papers in Scopus Listed Journals Applied Surface Science Advances 2666-5239 13 2023 https://www.sciencedirect.com/science/article/pii/S2666523923000119 https://doi.org/10.1016/j.apsadv.2023.100376
Structural, optical, magnetic and anti-bacterial properties of green synthesized spinel zinc ferrite by microwave-assisted method Research Papers in Scopus Listed Journals Materials Chemistry and Physics 0254-0584 301 2023 https://www.sciencedirect.com/science/article/pii/S0254058423003498 https://doi.org/10.1016/j.matchemphys.2023.127641
Core Shell Heterojunction Interface in Green Synthesized Sm3+ ions doped ZnO nano-particles to Promote the Charge Separation for Efficient Photocatalytic Applications Research Papers in Scopus Listed Journals Journal of Alloys and Compounds 0925-8388 960 2023 https://www.sciencedirect.com/science/article/pii/S0925838823021448 https://doi.org/10.1016/j.jallcom.2023.170841
Effect of annealing temperature on structural, optical and magnetic properties of green synthesized ZFO nanoparticles for electrochemical energy storage applications Research Papers in Scopus Listed Journals Journal of Energy Storage 2352-1538 74 2023 https://www.sciencedirect.com/science/article/pii/S2352152X2302892X https://doi.org/10.1016/j.est.2023.109494
Structural and photoluminescent features of Eu3+ activated single‐phase niobate phosphor for lighting applications Research Papers in Scopus Listed Journals International Journal of Applied Ceramic Technology 1546-542X 21 2024 https://ceramics.onlinelibrary.wiley.com/doi/full/10.1111/ijac.14479 10.1111/ijac.14479
Novel Chitosan-ZnO nanocomposites derived from Nymphaeaceae fronds for highly efficient removal of reactive Blue 19, reactive Orange 16, and Congo Red dyes Research Papers in Scopus Listed Journals Environmental Research 0013-9351 247 2024 https://www.sciencedirect.com/science/article/pii/S0013935124001324?dgcid=coauthor https://doi.org/10.1016/j.envres.2024.118228

Research Projects
Title of the Project Project Type Year Of Sanction Output Start Date End Date
Synthesis and Characterization of Activated Carbon/Metal Oxide nano-composite for Water Purification Minor 2022 2022-08-31 2023-03-31
Synthesis and characterization of ferrites nanostructures energy storage applications Minor 2023 Research Publications 2023-08-31
Professional development programmes
Title of the Programme Sponsoring Institution Organising Institution Association as type
Contemporary Development Trends in Materials Science and Engineering (Online) University Grand Commission UGC/ UGC-Human Resource Development Centre, Jawaharlal Nehru Technological University Hyderabad Attending Refresher Program
Faculty Induction Programme-II (Online) University Grand Commission UGC/ UGC-Human Resource Development Centre, Jawaharlal Nehru Technological University Hyderabad Attending Faculty Development Programmes
Online Summer School-cum-Faculty Development Programme (Advanced in Signal Processing and Machine Learning) IEEE Electron Device Society (EDS), Delhi Chapter MHRD-Institution Council, DDUC Chapter, DDU College, University of Delhi & Department of Electronic Science, University of Delhi South Campus and National Academy of Sciences India (NASI)-Delhi Chapter Attending Faculty Development Programmes
Refresher Course in Physical Science & Nano Sciences University Grand Commission UGC-Human Resource Development Centre, Jawaharlal Nehru University Attending Refresher Program
Orientation Course University Grand Commission UGC-Human Resource Development Centre, University of Hyderabad Attending Orientation Programme
Refresher Course in Physics University Grand Commission UGC-Human Resource Development Centre, Jawaharlal Nehru University Attending Refresher Program
Honour And Awards
Name of the Award Name of the Awarding Body Award Category Level Date of Award
Best Poster Award Dr. S K Aggarwal Memorial Award 2021 Research National 2021-12-16
Research Publication Award IoE, University of Delhi Research University 2023-10-06
Seminar / Conference Details / Workshops
Title of the Activity Attended As Date
Cost-effective green synthesis of ZnO nanoparticles using limon by sol gel method for photonic applications Poster Presentation 2021-12-16
Synthesis Of ZnO Nano-Powder by Microwave-Assisted Solution Combustion Method And Effect Of Citric Acid Concentration On Crystallinity Of ZnO Poster Presentation 2021-12-16
insights of interface of ceo2-based MOS structure developed by solution method Poster Presentation 2021-12-16
Finite element method analysis of VOCs sensing via single-phase unidirectional transducers interleaved polybutene SAW sensor Poster Presentation 2022-03-09
Synthesis and characterization of Yttrium doped ZnO Nanostructures Oral Presentation 2021-03-26
Finite Element Method Analysis of VOCs Sensing via Single-Phase Unidirectional Transducers Interleaved Polybutene SAW Sensor Poster Presentation 2022-03-09
Modelling and Analysis of Polypyrrole Interleaved Polyvinylidene Fluoride Microcantilever Biosensor Poster Presentation 2022-06-23
Optimizing a V-Shaped Piezoelectric Microcantilever for Cadaverine Amine Detection Oral Presentation 2022-07-15
Green synthesis and characterization of pure ZnO and Sm doped ZnO NPs for photocatalytic applications. Oral Presentation 2022-08-13
Simulation of MEMS – A GaAs Guided Single-Phase Unidirectional Transducers Electrode SAW Senor for MC Oral Presentation 2022-08-14
Effect of annealing temperature on microstructural, optical and magnetic properties of spinel ZnFe2O4 nano particles. Oral Presentation 2022-08-13
Effect of Rare Earth Ions On Structural and Optical Properties Of ZnO Nanoparticles In Green Synthesis For Water Treatment Applications Poster Presentation 2022-11-29
Effect of thermal treatment on microstructure, optical and magnetic properties of superparamagnetic zinc ferrite nano particles synthesized by co-precipitation method Poster Presentation 2022-11-29
FEM Analysis of Split Electrode IDTs Designed Lithium Tantalate-Polyaniline SAW Gas Sensor Participant 2022-12-04
Strategic Approach to Enhance Photocatalytic Process of ZnO Nanoparticles for Water Treatment Applications Oral Presentation 2022-12-20
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