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

496

Scholar Citations

12

Scholar h-index

14

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: 61

  • 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: 59

  • 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: 54

  • 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: 50

  • 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: 44

  • 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: 26

  • 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

  • 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: 13

  • 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: 13

  • 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: 13

  • 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
    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

  • 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
    Citations: 9

  • 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: 9

  • 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
    Citations: 7

  • 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
    Citations: 5

  • 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: 5