V. K. Unnikrishnan

Measurements of plasma temperature and electron density in laser-induced copper plasma by time-resolved spectroscopy of neutral atom and ion emissions

V. K. Unnikrishnan, Kamlesh Alti, V. B. Kartha et al. · Pramana · 2010 · 171 citations

Electron Density, Engineering, Physics +9

Analytical predictive capabilities of Laser Induced Breakdown Spectroscopy (LIBS) with Principal Component Analysis (PCA) for plastic classification

V. K. Unnikrishnan, K.S. Choudhari, Suresh D. Kulkarni et al. · RSC Advances · 2013 · 157 citations

Engineering, Laser Ablation, Chemistry +20

A hybrid LIBS–Raman system combined with chemometrics: an efficient tool for plastic identification and sorting

Muhammed Shameem K. M., K.S. Choudhari, Aseefhali Bankapur et al. · Analytical and Bioanalytical Chemistry · 2017 · 88 citations

Materials Science, Engineering, Natural Sciences +9

Elemental analysis of liquid samples by laser induced breakdown spectroscopy (LIBS): Challenges and potential experimental strategies

K. Keerthi, Sajan D. George, Suresh D. Kulkarni et al. · Optics & Laser Technology · 2021 · 87 citations

Chemical Engineering, Engineering, Optical Diagnostics +11

Flexible superhydrophobic SERS substrates fabricated by in situ reduction of Ag on femtosecond laser-written hierarchical surfaces

Jijo Easo George, V. K. Unnikrishnan, D. Mathur et al. · Sensors and Actuators B Chemical · 2018 · 85 citations

Materials Science, Chemical Engineering, Engineering +8