MARVIN A. ALBAO

Doctor of Philosophy

Condensed Matter Physics

maalbao@up.edu.ph

M.A. Albao, Substitutional Co-mediated island-edge decoration in Co/Cu(001): A kinetic Monte Carlo study,” JVSTA 39, 063201 (2021).
 
M.A. Albao, “Coexistence of first-order and second-order desorption processes during temperature-programmed desorption of Bi on Ni(100) analyzed by kinetic Monte Carlo techniques,” JVSTA 38, 053205 (2020).
 
M.A. Albao, “Impact of defect-driven surface inhomogeneity and minimal island formation on temperature-programmed desorption spectra: A kinetic Monte Carlo study”, Surfaces and Interfaces 16, 85-92 (2019). Funded by OVPAA-ECWRG (2017-1-003).
 
R.B. Villaos, C.P. Crisostomo, Z.-Q. Huang, S.-M. Huang, A. A. B. Padama, M.A. Albao, H.L., F.-C. Chuang, “Thickness dependent electronic properties of Pt dichalcogenides”, NPJ 2D, 3:2 (2019).
 
Z.-Q. Huang, W.-C. Chen, G. M. Macam, C. P. Crisostomo, S.-M. Huang, R.-B. Chen, M. A. Albao, D.-J. Jang, H. Lin, F.-C. Chuang, “Prediction of Quantum Anomalous Hall Effect in MBi and MSb (M:Ti, Zr, and Hf) Honeycombs”, Nanoscale Res. Lett.13 (1), 43 (2018).
 
A.A. B. Padama and M.A. Albao, “Interaction of coadsorbed C and O atoms on W(100) surface: Implications of CO2 on the temperature-programmed desorption profile”, Journal of Vacuum Science & Technology A 36, 021402 (2018).
 
J.R. Albia and M.A. Albao , “Dynamic Scaling of Island Size distribution in submonolayer one-dimensional growth”, Phys Rev E 95, 042802 (2017).
 
M.A. Albao and A.A. B. Padama , “CO adsorption on W(100) during temperature-programmed desorption: A combined density functional theory and kinetic Monte Carlo study”, Appl. Surf. Sci., Volume 396, 1282-1288 (2017). Funded by OVPAA-ECWRG (CRSF-1137.2).
 
M.A. Albao, A.P. Cristobal, and  J.R. Albia,” Quantifying STM-tip induced directed hopping of Sb2 dimers on Si(001): a kinetic Monte Carlo study”, J. Vac.Sci.Technol. A 33 (6), 061407 (2015).
 
C.P. Crisostomo, L.-Z. Yao, Z.-Q. Huang, C.-H. Hsu, F.-C. Chuang, H. Lin, M. A. Albao, and A. Bansil, “ Robust Large Gap Two-Dimensional Topological Insulators in Hydrogenated III-V Buckled Honeycombs”, Nano Lett 15(10) ,6568-6574 (2015).
 
J.R. Albia and M.A. Albao , “Non-Arrhenius temperature dependence of the island density of one-dimensional Al chains on Si(100): a kinetic Monte Carlo study”, 
J. Vac.Sci.Technol. A 33 (2), 021404 (2015).
 
J.R. Albia, M.A. Albao, and Henry J. Ramos, “ Adsorption and one-dimensional growth of Al and In chains on Si(100):2×1: A kinetic Monte Carlo approach”, Adsorpt. Sci. Technol 32 (9), 748-757 (2014).

EDUARDO C. CUANSING, JR.

PhD Physics

Quantum transport, quantum thermodynamics, nonequilibrium quantum systems

eccuansing@up.edu.ph

Cuansing, E.C. (2017). Attenuation and amplification of the transient current in nanojunctions with time-varying gate potentials. International Journal of Modern Physics B 31, 1750105.

Cuansing, E.C., Li, H., and Wang, J.-S. (2012). Role of the on-site pinning potential in establishing quasi-steady-state conditions of heat transport in finite quantum systems. Physical Review E 86, 031132.

Cuansing, E.C. and Liang, G. (2011). Time-dependent quantum transport and power-law decay of the transient current in a nano-relay and nano-oscillator. Journal of Applied Physics 110, 083704.

Cuansing, E.C. and Wang, J.-S. (2010). Tunable heat pump by modulating the coupling to the leads. Physical Review E 82, 021116.

Cuansing, E.C. and Wang, J.-S. (2010). Transient behavior of heat transport in a quantum thermal switch. Physical Review B 81, 052302.

Cuansing, E.C. and Wang, J.-S. (2009). Quantum transport in honeycomb lattice ribbons with armchair and zigzag edges coupled to semi-infinite linear chain leads. European Physical Journal B 69, 505.
7. Cuansing, E.C. and Nakanishi, H. (2008). Quantum transport in randomly diluted quantum percolation clusters in two dimensions. Physica A 387, 806.

Goldschmidt, Y.Y. and Cuansing, E.C. (2005). Melting of the nanocrystalline vortex matter in highly anisotropic high-temperature superconductors. Physical Review Letters 95, 177004.

Cuansing, E. and Nakanishi, H. (2004). Quantum interference effects in particle transport through square lattices. Physical Review E 70, 066142.

Cuansing, E. and Nakanishi, H. (2003). Structure and diffusion time scales of disordered clusters. Physica A 322, 1.

MARVIN U. HERRERA

Doctor of Philosophy

Surfaces, interfaces, functionalization

muherrera@up.edu.ph

Ana Rose Ramos, Alvin Karlo G Tapia, Chrysline Margus N Piñol, Nacita B Lantican, Ma Lourdes F del Mundo, Ronniel D Manalo, Marvin U Herrera, Morphological, electrical and antimicrobial properties of polyaniline-coated paper prepared via a two-pot layer-by-layer technique, Materials Chemistry and Physics 238 (2019) 121972
 
Ana Rose Ramos, Alvin Karlo G Tapia, Chrysline Margus N Piñol, Nacita B Lantican, Ma Lourdes F del Mundo, Ronniel D Manalo, Marvin U Herrera, Effects of reaction temperatures and reactant concentrations on the antimicrobial characteristics of copper precipitates synthesized using L-ascorbic acid as reducing agent, Journal of Science: Advanced Materials and Devices, 4 (1) 66-71 (2019)
 
M. U. Herrera, C.M Futalan, R. Gapusan, M.D L Balela, Removal of methyl orange dye and copper (II) ions from aqueous solution using polyaniline-coated kapok (Ceiba pentandra) fibers, Water Science and Technology, 78:5 1137-1147 (2018)
 
A.C. Lacuesta, M.U. Herrera, R. Manalo, M.D.L. Balela, Fabrication of kapok paper-zinc oxide-polyaniline hybrid nanocomposite for methyl orange removal, Surface and Coatings Technology, 350, 971-976 (2018)
 
S.D. Tigno, M.U. Herrera, M.D.L. Balela, Hydrophobicity of functionalized TiO2-based kapok nanocomposite, Surface and Coatings Technology, 350, 857-862 (2018)
 
A.P. Cano, A.V. Gilado, A.D. Montecillo, M.U.Herrera, Copper sulfate-embedded and copper oxide-embedded filter paper and their antimicrobial properties, Materials Chemistry and Physics, 207, 147-153 (2018)
 
M.M.P. Parel, A.V. Gillado, M.U. Herrera, Morphology and Electrical Conductivity of Polyaniline Coating on Acetate Film, Surfaces and Interfaces, 10, 74-77 (2018) 
 
Apollo R Agcaoili, Marvin U Herrera, Cybelle M Futalan, Mary Donnabelle L Balela, Fabrication of polyacrylonitrile-coated kapok hollow microtubes for adsorption of methyl orange and Cu (II) ions in aqueous solution, Journal of the Taiwan Institute of Chemical Engineers, 78 (2017) 359-369
 
M. Herrera, T. Ichii, K. Murase, H. Sugimura, Use of Diode Analogy in Explaining the Voltammetric Characteristics of Immobilized Ferrocenyl Moieties on a Silicon Surface, ChemElectroChem (2015) 2,68–72
 
M. Herrera, T. Ichii, K. Murase, H. Sugimura, Photochemical Grafting of Methyl Groups on a Si(111) Surface using a Grignard Reagent, Journal of Colloid and Interface Science, 411 (2013) 145–151

Coordinator for Research and Extension

Allan Abraham B. PADAMA

Doctor of Philosophy

Computational materials science, surface and interface physics, gas-surface interactions

abpadama@up.edu.ph

Padama, A. A. B., Ocon, J. D., Nakanishi, H., & Kasai, H. (2019). Interaction of CO, O, and CO 2 with Cu cluster supported on Cu (111): A density functional theory study. Journal of Physics: Condensed Matter, 31, 415201.

Padama, A. A. B., Dino, W. A., Wada, M., Tsumori, K., Kisaki, M., Kasai, H., Nakanishi, H., Sasao, M., & Tanaka, N. (2018). Adsorption of H on Cs/W (110): Impact of H on the Stability of Cs on the Surface. e-Journal of Surface Science and Nanotechnology, 16, 391-395.

Padama, A. A. B., & Albao, M. A. (2018). Interaction of coadsorbed C and O atoms on W (100) surface: Implications of CO2 on the temperature-programmed desorption profile. Journal of Vacuum Science & Technology A: Vacuum, Surfaces, and Films, 36(2), 021402.

Padama, A. A. B., Cristobal, A. P. S., Ocon, J. D., Diño, W. A., & Kasai, H. (2017). Effects of Adsorbates (CO, COH, and HCO) on the Arrangement of Pd Atoms in PdCu (111). The Journal of Physical Chemistry C, 121(33), 17818-17826.

Padama, A. A. B., Villaos, R. A. B., Albia, J. R., Diño, W. A., Nakanishi, H., & Kasai, H. (2016). CO-induced Pd segregation and the effect of subsurface Pd on CO adsorption on CuPd surfaces. Journal of Physics: Condensed Matter, 29(2), 025005.

Padama, A. A. B., Nakanishi, H., & Kasai, H. (2015). Quantum states of hydrogen atom on Pd (1 1 0) surface. Applied Surface Science, 359, 687-691.

Padama, A. A. B., & Kasai, H. (2015). Understanding the mechanism of H atom absorption in the Pd (1 1 0) surface. Journal of Alloys and Compounds, 645, S123-S127.

Padama, A. A. B., Kishi, H., Arevalo, R. L., Moreno, J. L. V., Kasai, H., Taniguchi, M., Uenishi, M., Tanaka, H., & Nishihata, Y. (2012). NO dissociation on Cu (111) and Cu2O (111) surfaces: a density functional theory based study. Journal of Physics: Condensed Matter, 24(17), 175005.

DARWIN B. PUTUNGAN

PhD Physics

Computational Materials Physics, First-principles Calculations, Energy Conversion and Storage

dbputungan@up.edu.ph

Darwin Barayang Putungan and Rinlee Butch Cervera, Water Adsorption and Dissociation on Ni3 and Ni5 Decorated Y-and Sc-stabilized Zirconia: Insights from Density Functional Theory Investigation, e-Journal of Surface Science and Nanotechnology, 17, 2019, 117-123

Ming-Hsiu Wu, Wan-Jou Chou, Jian-Syun Huang, Darwin Putungan and Shi-Hsin Lin, First-principles investigation of the hydrogen evolution reaction on different surfaces of pyrites MnS2, FeS2, CoS2, NiS2, Physical Chemistry Chemical Physics, 2019, 10.1039/C9CP03893K

Alexandra B. Santos-Putungan and Darwin Barayang Putungan, Methane adsorption on strained 1T’-MoS2 monolayer: Insights from density functional theory calculations, Materials Research Express, 6 (6), 2019, 065512

Gilbert Moises Oca and Darwin Barayang Putungan, On-lattice kinetic Monte Carlo simulation of defects migration in silicon: Effects of temperature and recombination distance, Journal of Computational Methods in Sciences and Engineering, 18, 2018, 821-833

Yi-Xuang Li, Darwin Barayang Putungan and Shi-Hsin Lin, Two-dimensional MTe2 (M = Co, Fe, Mn, Sc, Ti) transition metal tellurides as sodium ion battery anode materials: Density functional theory calculations, Physics Letters A, 382 (38), 2018, 2781-2786

Alexandra B. Santos-Putungan and Darwin Barayang Putungan, Density functional theory study of uni- and bi-metallic small Pt and Ni clusters for fuel conversion applications, Journal of Physics: Conference Series, 1039, 2018, 012029

Darwin Barayang Putungan and Shi-Hsin Lin, Structural properties of small Lin (n = 5–8) atomic clusters via ab initio random structure searching: A look into the role of different implementations of long-range dispersion corrections, International Journal of Modern Physics B, 32 (2), 2018, 1850009

Darwin Barayang Putungan and Shi-Hsin Lin, A look into atomic carbon and oxygen adsorption on 1T’-MoS2 monolayer: density functional theory calculations. Materials Research Express, 4, 2017, 125026

Darwin Barayang Putungan, Shi-Hsin Lin and Jer-Lai Kuo, Metallic VS2
Monolayer Polytypes as Potential Sodium-Ion Battery Anode via ab Initio Random Structure Searching. ACS Applied Materials & Interfaces, 8 (29), 2016, 18754-
18762

Darwin Barayang Putungan, Shi-Hsin Lin, Ching-Ming Wei, Jer-Lai Kuo, Li adsorption, hydrogen storage and dissociation using monolayer MoS2: an ab initio random structure searching approach. Physical Chemistry Chemical Physics, 17 (17), 2015, 11367-11374

Physics Division Head

RANZIVELLE MARIANNE L. ROXAS-VILLANUEVA

PhD Physics

Social and language networks, Machine learning applications

rlroxasvillanueva@up.edu.ph

Gestiada, G., Nazareno, A., & Roxas-Villanueva, R. M. (2017). Development of a Senior High School Career Decision Tool Based on Social Cognitive Career Theory. Philippine Journal of Science, 146(4), 445-455.

Roxas-Villanueva, R. M., Nambatac, M. K., & Tapang, G. (2012). Characterizing english poetic style using complex networks. International Journal of Modern Physics C, 23(02), 1250009.

Roxas, R. M., & Tapang, G. (2010). Prose and poetry classification and boundary detection using word adjacency network analysis. International Journal of Modern Physics C, 21(04), 503-512.

Monterola, C., Roxas, R. M., & Carreon‐Monterola, S. (2009). Characterizing the effect of seating arrangement on classroom learning using neural networks. Complexity, 14(4), 26-33.

Marasigan, E. J. B., Roxas-Villanueva, R. M. L., & Herrera, M. U. (2019, March). Antimicrobial property and water-triggered release characteristics of zinc sulphate-polyvinyl acetate adhesive blend. In Journal of Physics: Conference Series (Vol. 1191, No. 1, p. 012036). IOP Publishing.

Nazareno, A. L., Lopez, M. J. F., Gestiada, G. A., Martinez, M. P., & Roxas-Villanueva, R. M. (2019, August). An artificial neural network approach in predicting career strand of incoming senior high school students. In Journal of Physics: Conference Series (Vol. 1245, No. 1, p. 012005). IOP Publishing.

Martinez, M. P., Amarga, A. K. S., Gestiada, G. A., Lopez, M. J. F., Nazareno, A. L., & Roxas-Villanueva, R. M. L. (2019, August). Network approach on characterizing floral diversity in the agroforestry zone of Mount Makiling Forest Reserve, Philippines. In Journal of Physics: Conference Series (Vol. 1245, No. 1, p. 012033). IOP Publishing.

De Jesus, A. P. O., Roxas-Villanueva, R. L., & Herrera, M. U. (2017, May). Antimicrobial and water-triggered release characteristics of a copper sulfate-polyvinyl acetate adhesive composite. In IOP Conference Series: Materials Science and Engineering (Vol. 201, No. 1, p. 012007). IOP Publishing.

Alvin Karlo G. TAPIA

Doctor of Science (Chemical Physics)

Disordered materials, low frequency spectroscopy, ultrafast physics