|Measurements of plasma temperature and electron density in laser-induced copper plasma by time-resolved spectroscopy of neutral atom and ion emissions|
VK Unnikrishnan, K Alti, VB Kartha, C Santhosh, GP Gupta, BM Suri
Pramana 74 (6), 983-993, 2010
|Analytical predictive capabilities of laser induced breakdown spectroscopy (LIBS) with principal component analysis (PCA) for plastic classification|
VK Unnikrishnan, KS Choudhari, SD Kulkarni, R Nayak, VB Kartha, ...
Rsc Advances 3 (48), 25872-25880, 2013
|Analysis of trace elements in complex matrices (soil) by Laser Induced Breakdown Spectroscopy (LIBS)|
VK Unnikrishnan, R Nayak, K Aithal, VB Kartha, C Santhosh, GP Gupta, ...
Analytical Methods 5 (5), 1294-1300, 2013
|Quantitative elemental analysis of nickel alloys using calibration-based laser-induced breakdown spectroscopy|
GP Gupta, BM Suri, A Verma, M Sundararaman, VK Unnikrishnan, K Alti, ...
Journal of alloys and compounds 509 (9), 3740-3745, 2011
|Calibration-free laser-induced breakdown spectroscopy for quantitative elemental analysis of materials|
VK Unnikrishnan, K Mridul, R Nayak, K Alti, VB Kartha, C Santhosh, ...
Pramana 79 (2), 299-310, 2012
|A hybrid LIBS–Raman system combined with chemometrics: an efficient tool for plastic identification and sorting|
KMM Shameem, KS Choudhari, A Bankapur, SD Kulkarni, ...
Analytical and bioanalytical chemistry 409 (13), 3299-3308, 2017
|Flexible superhydrophobic SERS substrates fabricated by in situ reduction of Ag on femtosecond laser-written hierarchical surfaces|
JE George, VK Unnikrishnan, D Mathur, S Chidangil, SD George
Sensors and Actuators B: Chemical 272, 485-493, 2018
|Optimized LIBS setup with echelle spectrograph-ICCD system for multi-elemental analysis|
VK Unnikrishnan, K Alti, R Nayak, R Bernard, N Khetarpal, VB Kartha, ...
Journal of Instrumentation 5 (04), P04005, 2010
|Calibration based laser-induced breakdown spectroscopy (LIBS) for quantitative analysis of doped rare earth elements in phosphors|
VK Unnikrishnan, R Nayak, P Devangad, MM Tamboli, C Santhosh, ...
Materials Letters 107, 322-324, 2013
|Evaluation of high-performance liquid chromatography laser-induced fluorescence for serum protein profiling for early diagnosis of oral cancer|
A Patil, V Prabhu, KS Choudhari, VK Unnikrishnan, SD George, R Ongole, ...
Journal of Biomedical Optics 15 (6), 067007, 2010
|Spectroscopic and structural study of the newly synthesized heteroligand complex of copper with creatinine and urea|
D Gangopadhyay, SK Singh, P Sharma, H Mishra, VK Unnikrishnan, ...
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 154, 200-206, 2016
|Performance evaluation of Laser Induced Breakdown Spectroscopy (LIBS) for quantitative analysis of rare earth elements in phosphate glasses|
P Devangad, VK Unnikrishnan, R Nayak, MM Tamboli, KMM Shameem, ...
Optical Materials 52, 32-37, 2016
|Quantification of Mn in glass matrices using laser induced breakdown spectroscopy (LIBS) combined with chemometric approaches|
P Devangad, VK Unnikrishnan, MM Tamboli, KMM Shameem, R Nayak, ...
Analytical Methods 8 (39), 7177-7184, 2016
|Biomedical and environmental applicationsof laser-induced breakdown spectroscopy|
VK Unnikrishnan, KS Choudhari, S D KULKARNI, R Nayak, VB Kartha, ...
Pramana 82 (2), 397-401, 2014
|Salivary protein markers: a noninvasive protein profile-based method for the early diagnosis of oral premalignancy and malignancy|
A Patil, KS Choudhari, VK Unnikrishnan, N Shenoy, R Ongole, KM Pai, ...
Journal of biomedical optics 18 (10), 101317, 2013
|Highly sensitive high performance liquid chromatography-laser induced fluorescence for proteomics applications|
A Patil, KS Choudhari, V Prabhu, VK Unnikrishnan, S Bhat, KM Pai, ...
International Scholarly Research Notices 2012, 2012
|Laser‐induced breakdown spectroscopy‐Raman: An effective complementary approach to analyze renal‐calculi|
KM Muhammed Shameem, A Chawla, M Mallya, BK Barik, ...
Journal of biophotonics 11 (6), e201700271, 2018
|Parameter optimization of a laser-induced fluorescence system for in vivo screening of oral cancer|
VK Unnikrishnan, R Nayak, R Bernard, KJ Priya, A Patil, J Ebenezer, ...
Journal of Laser Applications 23 (3), 032004, 2011
|Development of a Stand-off Laser Induced Breakdown Spectroscopy (ST-LIBS) system for the analysis of complex matrices|
MM Tamboli, VK Unnikrishnan, R Nayak, P Devangad, KMM Shameem, ...
Journal of Instrumentation 11 (08), P08021, 2016
|Homogeneity testing and quantitative analysis of manganese (Mn) in vitrified Mn-doped glasses by laser-induced breakdown spectroscopy (LIBS)|
VK Unnikrishnan, R Nayak, VB Kartha, C Santhosh, MS Sonavane, ...
AIP Advances 4 (9), 097104, 2014