JUNJURI RAJENDHAR

@lut.fi

Postdoctoral Researcher, Computational and Process Engineering School of Engineering Science
Lappeenranta-Lahti university of technology (LUT)

https://researchid.co/rajendharj

RESEARCH INTERESTS

CARS Spectroscopy, Laser-induced breakdown Spectroscopy (LIBS), Application of chemometrics and machine learning to spectroscopic applications

471

Scholar Citations

Scholar h-index

Scholar i10-index

RECENT SCHOLAR PUBLICATIONS

Investigating the effect of non-resonant background variation on the CARS data analysis of bacteria samples and classification using machine learning
R Junjuri, T Meyer-Zedler, J Popp, T Bocklitz
Optics Continuum 3 (11), 2244-2259 2024

Non-resonant background removal in broadband CARS microscopy using deep-learning algorithms
F Vernuccio, E Broggio, S Sorrentino, A Bresci, R Junjuri, M Ventura, ...
Scientific Reports 14 (1), 23903 2024

Artifacts and Anomalies in Raman Spectroscopy: A Review on Origins and Correction Procedures
R Vulchi, V Morgunov, R Junjuri, T Bocklitz
Molecules 29 (19), 4748 2024

Standoff Identification of Plastic Waste Using a Low-Cost Compact Laser-Induced Breakdown Spectroscopy (LIBS) Detection System
R Junjuri, AP Gummadi, MK Gundawar
Applied Spectroscopy 78 (10), 1089-1097 2024

Classification of human tooth using laser-induced breakdown spectroscopy combined with machine learning
AK Tarai, R Junjuri, A Dhobley, MK Gundawar
Journal of Optics 53 (4), 3810-3820 2024

Identification of the optical isomers using laser induced breakdown spectroscopy combined with machine learning
R Junjuri, AK Tarai, MK Gundawar
Journal of Optics, 1-11 2024

Estimation of biological variance in coherent Raman microscopy data of two cell lines using chemometrics
R Junjuri, M Calvarese, MS Vafaeinezhad, F Vernuccio, M Ventura, ...
Analyst 149 (17), 4395-4406 2024

Chemical and physical studies of metallic alloy-based old Indian coins with LIBS coupled with multivariate analysis
V Gupta, AK Rai, T Kumar, R Junjuri, GM Kumar, AK Rai
Plasma Science and Technology 25 (9), 095501 2023

Plastic Waste Identification Using Laser‐Induced Breakdown Spectroscopy
R Junjuri, MK Gundawar
Laser Induced Breakdown Spectroscopy (LIBS) Concepts, Instrumentation, Data 2023

Chemometrics for data analysis
MK Gundawar, R Junjuri
Laser Induced Breakdown Spectroscopy (Libs) Concepts, Instrumentation, Data 2023

Evaluating different deep learning models for efficient extraction of Raman signals from CARS spectra
R Junjuri, A Saghi, L Lensu, EM Vartiainen
Physical Chemistry Chemical Physics 25 (24), 16340-16353 2023

Semi-synthetic data generation to fine-tune a convolutional neural network for retrieving Raman signals from CARS spectra
A Saghi, R Junjuri, L Lensu, EM Vartiainen
Optics Continuum 1 (11), 2360-2373 2022

Time-dependent intensity ratio-based approach for estimating the temperature of laser produced plasma
AK Tarai, R Junjuri, SA Rashkovskiy, MK Gundawar
Applied Spectroscopy 76 (11), 1300-1306 2022

Convolutional neural network-based retrieval of Raman signals from CARS spectra
R Junjuri, A Saghi, L Lensu, EM Vartiainen
Optics Continuum 1 (6), 1324-1339 2022

Effect of non-resonant background on the extraction of Raman signals from CARS spectra using deep neural networks
R Junjuri, A Saghi, L Lensu, EM Vartiainen
RSC advances 12 (44), 28755-28766 2022

Spatial characterization of ns-laser induced Tungsten plasma in air using laser induced breakdown spectroscopy
E Mal, R Junjuri, MK Gundawar, A Khare
Fusion Engineering and Design 173, 112839 2021

Time and space-resolved laser-induced breakdown spectroscopy on molybdenum in air
E Mal, R Junjuri, MK Gundawar, A Khare
Applied Physics B 127 (4), 52 2021

Spatio-temporal characterization of ablative Cu plasma produced by femtosecond filaments
R Junjuri, SA Nalam, E Manikanta, SS Harsha, PP Kiran, MK Gundawar
Optics Express 29 (7), 10395-10405 2021

Advances in applications of LIBS in India: A Review
AK Tarai, R Junjuri, MK Gundawar
Asian Journal of Physics 30 (6), 871-888 2021

Identification of the Explosive Mixtures Using Laser Induced Breakdown Spectroscopy (LIBS)
R Junjuri, AP Gummadi, MK Gundawar
ICOL-2019: Proceedings of the International Conference on Optics and Electro 2021

MOST CITED SCHOLAR PUBLICATIONS

Identification of post-consumer plastics using laser-induced breakdown spectroscopy
R Junjuri, C Zhang, I Barman, MK Gundawar
Polymer Testing 76, 101-108 2019
Citations: 59

Classification of challenging Laser-Induced Breakdown Spectroscopy soil sample data-EMSLIBS contest
J Vrbel, E Kpeš, L Duponchel, V Motto-Ros, C Fabre, S Connemann, ...
Spectrochimica Acta Part B: Atomic Spectroscopy 169, 105872 2020
Citations: 58

A low-cost LIBS detection system combined with chemometrics for rapid identification of plastic waste
R Junjuri, MK Gundawar
Waste Management 117, 48-57 2020
Citations: 49

Femtosecond laser-induced breakdown spectroscopy studies for the identification of plastics
R Junjuri, MK Gundawar
Journal of Analytical Atomic Spectrometry 34 (8), 1683-1692 2019
Citations: 49

Optimization of temporal window for application of calibration free-laser induced breakdown spectroscopy (CF-LIBS) on copper alloys in air employing a single line
E Mal, R Junjuri, MK Gundawar, A Khare
Journal of Analytical Atomic Spectrometry 34 (2), 319-330 2019
Citations: 42

Single-shot compact spectrometer based standoff LIBS configuration for explosive detection using artificial neural networks
R Junjuri, A Prakash G, MK Gundawar
Optik 204 2020
Citations: 37

Standoff detection of explosives at 1 m using laser induced breakdown spectroscopy
R Junjuri, MK Gundawar, AK Myakalwar
Defence Science Journal 67 (6), 623 2017
Citations: 28

Temporal characterization of laser-induced plasma of tungsten in air
E Mal, R Junjuri, MK Gundawar, A Khare
Laser and Particle Beams, 1-11 2020
Citations: 16

Dependence of radiation decay constant of laser produced copper plasma on focal position
R Junjuri, SA Rashkovskiy, MK Gundawar
Physics of Plasmas 26 (12) 2019
Citations: 15

Effect of non-resonant background on the extraction of Raman signals from CARS spectra using deep neural networks
R Junjuri, A Saghi, L Lensu, EM Vartiainen
RSC advances 12 (44), 28755-28766 2022
Citations: 14

Convolutional neural network-based retrieval of Raman signals from CARS spectra
R Junjuri, A Saghi, L Lensu, EM Vartiainen
Optics Continuum 1 (6), 1324-1339 2022
Citations: 12

An Approach to Reduce the Sample Consumption for LIBS based Identification of Explosive Materials.
SK Anubham, R Junjuri, AK Myakalwar, MK Gundawar
Defence Science Journal 67 (3) 2017
Citations: 11

Spatio-temporal characterization of ablative Cu plasma produced by femtosecond filaments
R Junjuri, SA Nalam, E Manikanta, SS Harsha, PP Kiran, MK Gundawar
Optics Express 29 (7), 10395-10405 2021
Citations: 10

Spatial characterization of ns-laser induced Tungsten plasma in air using laser induced breakdown spectroscopy
E Mal, R Junjuri, MK Gundawar, A Khare
Fusion Engineering and Design 173, 112839 2021
Citations: 9

Time and space-resolved laser-induced breakdown spectroscopy on molybdenum in air
E Mal, R Junjuri, MK Gundawar, A Khare
Applied Physics B 127 (4), 52 2021
Citations: 8

Identification of the calcified tissues using laser induced breakdown spectroscopy
R Junjuri, AK Tarai, A Prakash G, A Dhobley, MK Gundawar
2019 Workshop on Recent Advances in Photonics (WRAP) 2020
Citations: 4

Development of picosecond standoff libs system for the identification of the metals and alloys
GA Prakash, R Junjuri, MK Gundawar
2019 Workshop on Recent Advances in Photonics (WRAP) 2020
Citations: 4