Soma Venugopal Rao

Over TWENTY SIX (26) years of research experience resulting in THREE HUNDRED PLUS (300+) well-cited publications in refereed international journals and conferences. His papers have more than 5931 citations as of October 2020 with a h-index of 39 (SCOPUS) and 44 (Google Scholar) .

click here for h-index details

Google Scholar Citations: http://scholar.google.com/citations?user=drr_va8AAAAJ&hl=en 5931 citations (October 2020). EIGHT (8) documents with >100 citations.

h-index of 39 in SCOPUS; h-index of 44 and i10-index of 134 in GOOGLE SCHOLAR; 37 in Web of Science

SCOPUS LINK:https://www.scopus.com/authid/detail.uri?authorId=57209992249

RESEARCHER ID: B-2651-2008 (www.researcherid.com/rid/B-2651-2008)

ORCID: http://orcid.org/0000-0001-5361-7256

KUDOS: https://www.growkudos.com/profiles/38785

LOOP: http://loop.frontiersin.org/people/123129/overview

FIRST demonstration of a double peak structure in the phase conjugate signal of porphyrins using incoherent nsec laser pulses

ACHIEVED fsec time resolution in excited state dynamics study of C60 using incoherent nsec pulses

DEVELOPED a more general five-level theoretical model to characterize the complete nonlinear absorption behavior in C60 solution

LARGEST and ultrafast nonlinearity and response times reported for several tetratolyl porphyrins using nsec/psec pulses

FIRST demonstration of highly efficient SHG in GaAs/Alox waveguides using fsec pulses at 2.01 microns

FIRST demonstration of propagation loss measurements extending into near-IR (1.4 to 2.1 microns) using a fsec OPO as the optical source

HIGHLY EFFICIENT SHG in QPM samples using ion implantation induced intermixing in the telecom window

FIRST demonstration of modal phase matching in GaAs based waveguides using fsec pulses near 1.55 microns

REVIEW of different phase matching techniques (BPM, QPM, and MPM) in semiconductor waveguides

Proton Beam Direct Writing of photonic structures

First Demonstration of writing waveguides in FOTURAN glass using a high energy proton beam

First Demonstration of microcavity lasers in SU8 + Rhodamine B using proton beam writing.

Reported highest nonlinearity in phthalocyanines using continuous wave excitation.

First Demonstration of STRONG three-photon absorption in alkyl phthalocyanines

Demonstration of large picosecond nonlinearities in alkyl and alkoxy phthalocyanines

First Demonstration of gratings and waveguides in BACARRAT, a high quantum efficiency glass for telecom applications

First Demonstration of TUNBALE microlasers in SU8 doped with Rhodamine B and fabricated using Proton Beam Writing

First Demonstration of ultrafast nonlinear optical properties of alkyl phthalocyanine nanoparticles

Achieved large figures of merit for alkyl phthalocyanines (NLO properties) studied using femtosecond pulses at 800 nm .

First demonstration of waveguides in high efficiency Baccarrat glass .

Laser direct writing of efficient microstructures in various glasses .

First report on the nonlinear optical studies of Silver nanoparticles synthesized using coriander leaves extract

Laser direct writing of efficient microstructures in PMMA and PDMS .

LIBS spectroscopic study of Ammonium Nitrate, Ammonium perchlorate reported for the first time .

First demonstration of three photon absorption in BST thin films .

Demonstration of large picosecond nonlinearities in alkyl and alkoxy phthalocyanines .

Demonstration of strong 2PA/3PA in novel porphycenes

Demonstration of emission from microstructures in PMMA, PDMS, PVA, and PS

First demonstration of emission from femtosecond laser written microstructures in PS and PVA

Large picosecond nonlinearity observed in gold nanoparticles synthesised using coriander leaves.

LIBS studies on HEMs using ns and fs pulses.

Two photon absorption and three photon absorption in Porphycenes with large NLO coefficients reported for the first time.

LIBS studies of pharmaceutical tablets and their classification.

First report on the psec and fsec NLO studies of novel Corroles.

First report on the ultrafast (fs/ps) excited state dynamics of Dinaphthoporphycenes.

Aluminum nanoparticles created using femtosecond ablation technique.

Techniques developed towards discrimination of high energy materials using ratiometric methods.

First report on the ultrafast (fs/ps) excited state dynamics and optical nonlinearities of Tetratolyl Corroles and Tetraphenyl Corroles.

NLO studies of Rh6G-doped DNA achieved using ps pulses.

Ultrafast excited state dynamics and NLO studies of novel Corroles

NLO studies of Rh6G-doped DNA achieved using ps pulses

First report on LIBS studies of RDX, HMX, and TNT using ns and fs pulses

Utilized Ag nanoparticles for SERS studies of RDX. The nanoparticles were achieved using ps ablation technique

Theoretical and experimental studies on the structure and vibrational properties of Nitropyrazoles

3PA observed in thiazole based novel functional colorants.

Molecular formation dynamics of NTO, RDX, TNT in air, nitrogen, and argon atmospheres studied using femtosecond LIBS.

Large 2PA coefficients and cross-sections observed in Cyclo[4]naphthobipyrroles.

SCG from water using tight focusing geometries and 40 femtosecond pulses.

Created Cu nanoparticles and nanostructures using ps ablation technique for photonics and SERS applications.

Review article on ultrafast ablation in liquids and applications

Large NLO coefficients recorded with ps/fs pulses for two novel sterically hindered phthalocyanines

Strong NLO coefficients and excited state dynamics recorded for a novel Zn phthalocyanine.

Silicon nanoparticles and nanostructures fabricated using ultrafast laser ablation.

Ion beam modification of silver nanoparticles creating using picosecond ablation in liquids

Discrimination of inorganic explosive molecules using LIBS data.

Explosives detection using silver nanostructures using picosecond laser ablation in liquids

Multiple use of copper substrates for SERS studies of explosive molecules fabricated using ultrafast ablation in liquids.

Large two-photon absorption coefficients and cross-sections reported in novel porphyrins.

Extensive NLO studies and excited state dynamics in novel Naphthosapphyrins.

Ultrafast pump-probe studies of graphene hybrids.

Picosecond and Femtosecond NLO studies on micro-/nano-structured ZnO thin films.

Ultra-small silicon nanoparticles produced from picosecond ablation of porous silicon.

First demonstration of Ag NPs and NSs produced using ps/fs Bessel beam ablation for explosives detection.

First demonstration of femtosecond LIBS studies of Nitropyrazoles.

First demonstration of utilization of Ag NPs and NSs prepared using fs pulses for explosives detection using SERS studies.

First report on the Z-scan studies of porphyrin and phthalocyanine molecule in the presence of explosive molecules.

First report on Cu nanostructures prepared using picosecond and femtosecond pulse for detection of CL-20, Fox-7 explosive molecules.

First demonstration of ?s to fs dynamics in novel Corroles studied using transient absorption spectroscopy.

First demonstration of Si nanoparticles created using ps ablation in liquids technique followed by NLO and excited state dynamics.

First demonstration of fs LIBS and structure-property relationship studies of Nitroimidazoles.

First demonstration of Ag NPs decorated ZnO nanowires for explosives detection using SERS technique.

Demonstration of optical nonlinearity switching in thin films of a phthalocyanine.

Demonstration of fs optical nonlinearity in Cyclometalated Iridium(III) Complexes.

Demonstration of enhanced fs nonlinearity in doped GO samples.

Demonstration of fs optical limiting properties in monoclinic copper niobate samples.

First Demonstration of femtosecond optical limiting in (? and ß) - Barium Borate Nanostructures.

Attomolar detection of Picric Acid using SERS technique and a hand-held Raman spectrometer.

Femtosecond laser ablation of natural micas: Synthesis of MgO and Mg(OH)2 nanoparticles and nanochains.

Variable ultrafast nonlinearity in bacteriorhodopsin samples demonstrated using fs pulses.

Investigated the influence of Sintering Time on switching the femtosecond nonlinear optical properties of CuNb2O6.

Reported simple method for preparing few layer graphene using femtosecond ablation technique.

Femtosecond NLO studies of novel Push-Pull Trans A2B-Corroles for photonic applications.

First report on the fs NLO studies of Lithium Niobate thin films.

Investigated the fs NLO properties of ZnSe/PVP Nanocomposites.

First demonstration of correlation between detonation properties of explosive molecules and fs LIBS data.

Soma Venugopal Rao

Research Accomplishments