Title Dr. First Name Govind Last Name Dayal
Designation Assistant Professor
Department Department of Physics and Astrophysics
Email gdayal@physics.du.ac.in
Webpage
Phone.no +91-11-27667155
Employement Info
Employee Type Nature Of Employment
Teaching Permanent
Educational Qualifications
Degree/Certification Name Institution Year of Completion
Ph.D. - Ph.D. Indian Institute of Technology Kanpur 2015
PG University of Allahabad 2008
UG University of Allahabad 2006
Qualifications
Examination Name Conducting Body Date of Passing
NET CSIR-UGC 21-12-2008
Fellowship Details
Name Of Fellowship Awarding Body Fellowship Level
JSPS Postdoctoral Fellowship Japan Society for the Promotion of Science (JSPS) International
Junior Research Fellowship Council of Scientific & Industrial Research (CSIR) National
Senior Research Fellowship Council of Scientific & Industrial Research (CSIR) National
Research Publications
Title of Article Type of Publication Name of Journal ISSN Journal Volume Year Link to Article DOI (Digital Object Identifier)
Electromagnetically induced transparency in terahertz asymmetric split-ring resonators driven by radiative and non-radiative losses Research Papers in Peer Reviewed Journals Journal of Applied Physics 138 2025 https://pubs.aip.org/aip/jap/article/138/16/163106/3368982 10.1063/5.0295541

Near-perfect molecular absorption enabled by critical coupling in metamaterial Research Papers in Peer Reviewed Journals Optics Express 33 2025 https://opg.optica.org/oe/fulltext.cfm?uri=oe-33-3-4992 10.1364/OE.543503

Polarization-dependent vibrational strong coupling in a metamaterial Research Papers in Peer Reviewed Journals Journal of Optics 27 2025 https://iopscience.iop.org/article/10.1088/2040-8986/ada9ff/meta 10.1088/2040-8986/ada9ff

Flexible Metamaterial Absorbers with multi-band infrared response Research Papers in Peer Reviewed Journals Journal of Physics D: Applied Physics 48 10.1088/0022-3727/48/3/035105

Design of highly absorbing metamaterials for Infrared frequencies Research Papers in Peer Reviewed Journals Optics Express 20 10.1364/OE.20.017503

Metamaterial Saturable Absorber Mirror Research Papers in Peer Reviewed Journals Optics Letters 38 10.1364/OL.38.000272

Design of multi-band Metamaterial Perfect Absorbers with stacked metal-dielectric disks Research Papers in Peer Reviewed Journals Journal of Optics 15 10.1088/2040-8978/15/5/055106

Excimer laser micromachining using binary mask projection for large area patterning with single micron features Research Papers in Peer Reviewed Journals Journal of Micro- and Nano-Manufacturing 1 10.1115/1.4024880

Broadband infrared metamaterial absorber with visible transparency using ITO as ground plane Research Papers in Peer Reviewed Journals Optics Express 22 10.1364/OE.22.015104

Multipolar Localized Resonances for Multi-band Metamaterial Perfect Absorbers Research Papers in Peer Reviewed Journals Journal of Optics 16 10.1088/2040-8978/16/9/094016

Polarization insensitive metamaterial based electromagnetic multiband absorber in the long-wave infrared (LWIR) region Research Papers in Peer Reviewed Journals Optics & Laser Technology 156 10.1016/j.optlastec.2022.108511

Thermally switchable metamaterial absorber with VO2 ground plane Research Papers in Peer Reviewed Journals Optics Communications 364 10.1016/j.optcom.2015.01.075

Micro-feature edge quality enhancement in excimer laser micromachining of metal films by coating with a sacrificial polymer layer Research Papers in Peer Reviewed Journals Journal of Micromechanics and Microengineering 25 10.1088/0960-1317/25/6/065001

High-Q Whispering-Gallery-Mode-Based Plasmonic Fano Resonances in Coupled Metallic Metasurfaces at Near Infrared Frequencies Research Papers in Peer Reviewed Journals Advanced Optical Materials 4 10.1002/adom.201600356

Sharp Toroidal Resonances in Planar Terahertz Metasurfaces Research Papers in Peer Reviewed Journals Advanced Materials 4 10.1002/adma.201601611

Independent Tailoring of Super-Radiant and Sub-Radiant Modes in High-Q Plasmonic Fano Resonant Metasurfaces Research Papers in Peer Reviewed Journals Advanced Optical Materials 4 10.1002/adom.201600417

High-Q plasmonic Fano resonance enhanced multiband SEIRA of molecular vibrational sensing Research Papers in Peer Reviewed Journals Advanced Optical Materials 5 10.1002/adom.201600559

High-Q plasmonic infrared absorber for sensing of molecular resonances in hybrid lead halide perovskites Research Papers in Peer Reviewed Journals Journal of Applied Physics 122 10.1063/1.4997442

MoS2 for ultrafast all-optical switching and modulation of THz metaphotonic devices Research Papers in Peer Reviewed Journals Advanced Optical Materials 5 10.1002/adom.201700762

Vibrational Strong Coupling in Sub-wavelength Nanogap Patch Antenna at the Single Resonator Level Research Papers in Peer Reviewed Journals The Journal of Physical Chemistry Letters 12 10.1021/acs.jpclett.1c00081

Professional Development Programmes
Programme Title Sponsoring Institution Organizing Institution Role Type of Programme
Fifth/Sixth Faculty Induction Programme HRDC, BHU, Varanasi Attendee Faculty Development Programmes
Talk Poster Presented
Name of the Activity Role Date of Activity
Invited Talk: "Molecular Sensing in Strong Coupling Regime" one-day workshop in celebration of National Science Day organized by Prakash Jyoti. Speaker 28-02-2022
Invited Talk: "Plasmonic nanocavities for light-matter interaction at the nanoscale" IPA Physics lecture, Department of Physics, Banaras Hindu University. Speaker 24-12-2021
Oral presentation: "Vibrational strong coupling in a nanoscale molecular-plasmonic system" 13th Asia-Pacific Conference on Near-Field Optics. Speaker 18-07-2022
Invited Talk: "Light-matter interaction at the nanoscale" SET Conference Lecture, Vellore Institute of Technology. Speaker 10-05-2020
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