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CABALLAR, Roland Cristopher F.

CABALLAR, Roland Cristopher F.

Academic Qualifications

Research Highlights

Research Interests

Academic Qualifications

Degrees

  • Doctor of Philosophy in Physics, University of the Philippines – Diliman, Quezon City, Philippines, October 2009
  • Master of Science in Physics,ÌýUniversity of the Philippines – Diliman, Quezon City, Philippines, March 2005
  • Bachelor of Science in Physics – Mathematics, University of the Philippines – Baguio City, Philippines, October 2001 

Research Highlights

  • Dissipative Preparation of Phase-and Number-Squeezed States with Ultracold Atoms
  • Response Evaluation of Neutron Dose Meters in Modified Neutron Fields 

Research Interests

  • Ultracold Bosonic and Fermionic Atoms
  • Open Quantum Systems
  • Radiation Physics
  • Radiation Dosimetry

Courses Handled

Major Recognitions

Professional Activities

Courses Handled

Graduate Level

  • Radiation Physics
  • Radiation Dosimetry

Undergraduate Level

  • Solid – State Physics
  • Nuclear and Particle Physics
  • Physics of Sensors
  • Environmental, Industrial and Medical Instrumentation
  • Signal Processing

Major Recognitions

ÌýÌý

Professional Activities

  • Program Lead, Master of Science in Applied Physics Major in Medical Physics, UST Graduate School

Selected Publications

Selected Publications

  • M. Inocencio, A. Asuncion – Astronomo, C. Balderas, R. M. dela Cruz, C. A. M. Dingle, M. L. M. Grande, M. L. M. and R. Caballar, ‘Response Evaluation of Neutron Dose Meters in Modified Neutron Fields’, Philippine Journal of Science 153 (S1), 23-275N (2024) 
  • A. Asunction – Astronomo, E. M. Inocencio, C. A. M. Dingle, F. D. Hila, K. M. Romallosa, and R. C. Caballar, ‘Computational Investigation of Neutron Field modified with Various Materials’, Mindanao Journal of Science and Technology 20 (S1), 100 (2022) 
  • M. Fontanilla, A. Asuncion – Astronomo, C. Silvestre, C. Balderas, D. J. Manlapaz, R. C. F. Caballar and R. Bedogni, ‘Neutron spectrometry with an 115In-based multi-shell neutron spectrometer in a medical linear accelerator facility’, Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment 993, 165078 (2021)
  • C. J. Calleja, R. C. Caballar and A. P. Peralta, ‘Development of a low-cost imaging performance evaluation phantom for a generic multi-detector CT scanner’, J. Phys.: Conf. Ser., 1505, 012031 (2020) 
  • B. M. Butanas and R. C. F. Caballar, ‘On the derivation of the Nakajima-Zwanzig probability density function via white noise analysis’, AIP Conference Proceedings, 1871, 0200006 (2017) 
  • P. C. M. Flores, R. C. F. Caballar and E. A. Galapon, ‘Synchronizing Classical and Quantum Clocks Made of Quantum Particles’, Phys. Rev. A 94, 032123 (2016) 
  • R. C. F. Caballar, S. Diehl, H. Makela, M. Oberthaler and G. Watanabe, ‘Dissipative Preparation of Phase-and Number-Squeezed States with Ultracold Atoms’, Phys. Rev. A. 89, 013620 (2014) 
  • R. C. F. Caballar, L. R. Ocampo and E. A. Galapon, ‘Characterizing Multiple Solutions to the Time -Energy Canonical Commutation Relation via Internal Symmetries’, Phys. Rev. A 81, 062105 (2010)
  • R. C. F. Caballar and E. A. Galapon, ‘Characterizing Multiple Solutions to the Time-Energy Canonical Commutation Relation via Quantum Dynamics’, Phys. Lett. A 373, no. 31, pp. 2660-2666 (2009)
  • E. A. Galapon, R. F. Caballar, R. F. and R. Bahague, ‘Confined Quantum Time of Arrival for the Vanishing Potential’, Phys. Rev. A. 72, 062107 (2005) 
  • E. A. Galapon, R. F. Caballar, and R. Bahague, ‘Confined Quantum Time of Arrivals’. Phys. Rev. Lett. 93, 180406 (2004)Â