Academic Background:

• PhD, Cochin University of Science and Technology and Fermilab
• PG, Cochin University of Science and Technology
• UG, Kannur University

Research Interests:

Experimental High Energy Physics, Neutrino Physics, Long-baseline neutrino experiments

Previous Work and Experience:

• (2012 April - 2016 September) Visiting Scientist, Fermilab, USA
• (2017 June - 2017 December) Adjunct Faculty Kannur University, Kerala
• (2018 March - 2018 June) Visiting Physicist at Brookhaven National Lab, USA
• (2018 February - 2022 August) Postdoctoral research Associate, Iowa State University, USA

Publications:

• Neutrino Interaction Vertex Reconstruction in DUNE with Pandora Deep Learning", DUNE Collaboration et al., The European Physical Journal C 85 (6), 697, (2025).
• "Supernova Pointing Capabilities of DUNE", DUNE Collaboration et al., Physical Review D 111 (9), 092006, (2025).
• "Scalar Field Dominated Cosmology with Woods-Saxon like Potential", S. Radhakrishnan, S. Nelleri, N. Poonthottathil, Journal of Cosmology and Astroparticle Physics 2025 (05), 009, (2025).
• "Observational Evidence to Logistic Dark Energy Driving the Accelerating Universe", S. Nelleri, G. Krishna, N. Poonthottathil, Physica Scripta 100 (5), 055023, (2025).
• "Deployment of Water-Based Liquid Scintillator in the Accelerator Neutrino Neutron Interaction Experiment", ANNIE Collaboration et al., J. Instrum., (2024).
• "Emergence of Cosmic Space and Horizon Thermodynamics from Kaniadakis Entropy", P. Prasanthan et al., Class. Quantum Grav., (2024).
• "Testing the Dynamical Stability and the Validity of the Generalized Second Law within the Phantom Dynamical Dark Energy Model", N. KM et al., Phys. Rev. D, (2024).
• "Cryogenic Acoustic Microscopy and Evaluation of Electronic Components", S. Doran et al., J. Acoust. Soc. Am., (2024).
• "First Measurement of the Total Inelastic Cross Section of Positively Charged Kaons on Argon at Energies Between 5.0 and 7.5 GeV", DUNE Collaboration et al., Phys. Rev. D, (2024).
• "Machine Learning in Experimental Neutrino Physics", N. Poonthottathil et al., Eur. Phys. J. Spec. Top., (2024).
• "A Novel Cryogenic Acoustic Microscope to Evaluate Electronic Components", L.J. Bond et al., J. Phys.: Conf. Ser., (2024).
• "Reconstruction of Interactions in the ProtoDUNE-SP Detector with Pandora", DUNE Collaboration et al., The European Physical Journal C 83 (7), 618, (2023).
• "Measurement of Exclusive Pion Pair Production in Proton-Proton Collisions at √s = 7 TeV with the ATLAS Detector", DUNE Collaboration et al., European Physical Journal C 83 (7), 618, (2023).
• "Impact of Cross-Section Uncertainties on Supernova Neutrino Spectral Parameter Fitting in the Deep Underground Neutrino Experiment", DUNE Collaboration et al., Physical Review D 107 (11), 112012, (2023).
• "Identification and Reconstruction of Low-Energy Electrons in the ProtoDUNE-SP Detector", DUNE Collaboration et al., Physical Review D 107 (9), 092012, (2023).
• "Separation of Track- and Shower-Like Energy Deposits in ProtoDUNE-SP Using a Convolutional Neural Network", DUNE Collaboration et al., (2023).
• "Supernova Neutrino Burst Detection with the Deep Underground Neutrino Experiment", DUNE Collaboration et al., The European Physical Journal C 82 (10), 903, (2022).
• "Scintillation Light Detection in the 6-m Drift-Length ProtoDUNE Dual Phase Liquid Argon TPC", DUNE Collaboration et al., The European Physical Journal C 82 (7), 618, (2022).
• "Low Exposure Long-Baseline Neutrino Oscillation Sensitivity of the DUNE Experiment", DUNE Collaboration et al., Physical Review D 105 (7), 072006, (2022).
• "Deep Underground Neutrino Experiment (DUNE) Near Detector Conceptual Design Report", DUNE Collaboration et al., Instruments 5 (4), 31, (2021).
• "Supernova Neutrino Burst Detection with the Deep Underground Neutrino Experiment", DUNE Collaboration et al., European Physical Journal C 81 (5), 423, (2021).
• "Searching for Solar KDAR with DUNE", DUNE Collaboration et al., J. Cosmol. Astropart. Phys., (2021).
• "Precision Constraints for Three-Flavor Neutrino Oscillations from the Full MINOS+ and MINOS Dataset", MINOS Collaboration et al., Phys. Rev. Lett., (2020).
• "Improved Constraints on Sterile Neutrino Mixing from Disappearance Searches in the MINOS, MINOS+, Daya Bay, and Bugey-3 Experiments", MINOS Collaboration et al., Phys. Rev. Lett., (2020).
• "Neutrino Interaction Classification with a Convolutional Neural Network in the DUNE Far Detector", DUNE Collaboration et al., Phys. Rev. D, (2020).
• "Inspection of Electronics Components for Cryogenic Temperature Operations", N. Poonthottathil et al., ASME J Nondestructive Evaluation, (2020).
• "Improved Constraints on Sterile Neutrino Mixing", P. Adamson et al., Phys. Rev. Lett., (2020).
• "Search for Sterile Neutrinos in MINOS and MINOS+ Using a Two-Detector Fit", MINOS Collaboration et al., Phys. Rev. Lett., (2019).
• "Reliability Studies of Application Specific Integrated Circuits Operated at Cryogenic Temperature", N. Poonthottathil et al., Rev. Prog. Quant. Nondestr. Eval., (2019).
• "The DUNE Far Detector Interim Design Report", B. Abi et al., arXiv, (2018).
• "Limits on Active to Sterile Neutrino Oscillations from Disappearance Searches in the MINOS, Daya Bay, and Bugey-3 Experiments", MINOS Collaboration et al., Phys. Rev. Lett., (2016).
• "Search for Sterile Neutrinos Mixing with Muon Neutrinos in MINOS", MINOS Collaboration et al., Phys. Rev. Lett., (2016).
• "Constraints on Large Extra Dimensions from the MINOS Experiment", MINOS Collaboration et al., Phys. Rev. D, (2016).