Submissions from 2021

Ultrafast carrier dynamics and THz conductivity in epitaxial-grown LT-GaAs on silicon for development of THz photoconductive antenna detectors, Jessica Afalla, Gerald Catindig, Alexander De Los Reyes, Elizabeth Prieto, Maria Angela Faustino, Victor Vistro, Karl Cedric Gonzales, Hannah Bardolaza, Valynn Katrine Mag-Usara, Horace Andrew Husay, Joselito Muldera, Neil Irvin Cabello, John Paul Ferrolino, Hideaki Kitahara, Armando Somintac, Arnel Salvador, Masahiko Tani, and Elmer Estacio

SCIENVP long exam 1, Joseph Raphael R. Bunao

Use of polarimetric lidar for the study of oriented ice plates in clouds, Massimo Del Guasta, Edgar Vallar, Olivier Riviere, Francesco Castagnoli, Valerio Venturi, and Marco Morandi

Low-loss single-mode terahertz waveguiding using Cytop, Glenda De Los Reyes, Alex Quema, Carlito Ponseca, Romeric Pobre, Reuben Quiroga, Shingo Ono, Hidetoshi Murakami, Elmer Estacio, Nobuhiko Sarukura, Ko Aosaki, Yoshihiko Sakane, and Hideki Sato

Submissions from 2020

Hydrogen adsorption on calcium-decorated planar aluminene using density functional theory, D. S. Bayasen, A. R. Villagracia, G. R. Pedrosa, H. Lin, H. L. Ong, M. David, and N. Arboleda

Comparing spatio-temporal networks of intermittent avalanche events: Experiment, model, and empirical data, Dionessa C. Biton, Anjali B. Tarun, and Rene C. Batac

High uptake and inward diffusion of iron fortificant in ultrasonicated milled rice, Aldrin P. Bonto, Nichada Jearanaikoon, Nese Sreenivasulu, and Drexel H. Camacho

Sonication increases the porosity of uncooked rice kernels affording softer textural properties, loss of intrinsic nutrients and increased uptake capacity during fortification, Aldrin P. Bonto, Rhowell N. Tiozon, Catleya Rojviriya, Nese Sreenivasulu, and Drexel H. Camacho

A Pancreatic Cancer Detection Support Tool Using Mass Spectrometry Data and Support Vector Machines, Emmanuel Briones, Angelyn Lao, and Geoffrey A. Solano


Morphologic characterization of Sarcocystis spp. histologically detected from the diaphragm and tongue of Rattus norvegicus and Rattus tanezumi, Cristina G. Cabanacan-Salibay, Florencia G. Claveria, Hazel Anne Luyon-Tabo, Steven Paulo C. Salibay, Augusto C. Sumalde, Mario S. Torres, and Julieta Zabal-Dungca

A comparative study on the raw chitin and chitosan yields of common bio-waste from Philippine seafood, James Ryand Cadano, Mariel Jose, Aloysius Gerard Lubi, Joel Nathaniel Maling, Josiah Samuel Moraga, Quinn Yale Shi, Hannah Mae Vegafria, and Chona Camille VinceCruz-Abeledo

On the fold thickness of graphs, Francis Joseph H. Campeña and Severino V. Gervacio

On the fold thickness of graphs, Francis Joseph H. Campeña and Severino V. Gervacio

Compactness property of Lie polynomials in the creation and annihilation operators of the q-oscillator, Rafael Reno S. Cantuba

Lie polynomial characterization problems, Rafael Reno Cantuba and Sergei Silvestrov

Torsion-type q-deformed heisenberg algebra and its lie polynomials, Rafael Reno Cantuba and Sergei Silvestrov

An extension of a q-deformed Heisenberg algebra and its Lie polynomials, Rafael Reno S. Cantuba and Mark Anthony C. Merciales

The antioxidant and antiproliferative agents from the bark of philippine alstoniascholaris(L.) r. br.(apocynaceae), Mary Stephanie S. Carranza, Glenn G. Oyong, Virgilio C. Linis, Michael Dominic M. Ajero, and Maria Carmen S. Tan

The complete chloroplast genome of Microcycas calocoma (Miq.) A. DC. (Zamiaceae, Cycadales) and evolution in Cycadales, Aimee Caye G. Chang, Qiang Lai, Tao Chen, Tieyao Tu, Yunhua Wang, Esperanza Maribel G. Agoo, Jun Duan, and Nan Li

Multimeric TAT peptides are effective in vitro inhibitors of Staphylococcus saprophyticus, Justin Brian V. Chiongson, Edna M. Sabido, Kuo Ging Lin, Glenn V. Alea, Doralyn S. Dalisay, Shih Hsiung Wu, and Jonel P. Saludes

Nucleotide sequencing and identification of wild mushrooms from the Philippines, Rich Milton R. Dulay, Esperanza C. Cabrera, Sofronio P. Kalaw, and Renato G. Reyes

Nutritional requirements for mycelial growth of three Lentinus species from the Philippines, Rich Milton R. Dulay, Esperanza C. Cabrera, Sofronio P. Kalaw, Renato G. Reyes, and Ching T. Hou

Structural properties of an S-system model of Mycobacterium tuberculosis gene regulation, Honeylou F. Farinas, Eduardo R. Mendoza, and Angelyn R. Lao

Electronic and Optical Properties of Polypyrrole as a Toxic Carbonyl Gas Sensor, Francisco C. Franco

Tuning the optoelectronic properties of oligothiophenes for solar cell applications by varying the number of cyano and fluoro substituents for solar cell applications: A theoretical study, Francisco C. Franco

Molecular survey of tick-borne pathogens infecting backyard cattle and water buffaloes in Quezon province, Philippines, Eloiza May S. Galon, Rochelle Haidee D. Ybañez, Paul Franck Adjou Moumouni, Maria Agnes Tumwebaze, Ralph Joselle A. Fabon, Mary Ruth R. Callanta, Kim Joseph E. Labutong, Gloria B. Salazar, Mingming Liu, Jixu Li, Benedicto Byamukama, Yongchang Li, Shengwei Ji, Seung Hun Lee, Adrian P. Ybañez, Florencia G. Claveria, and Xuenan Xuan

Sterols from Echinopsis oxygona (Link) zucc. ex Pfeiff, Rhanney L. Gonzales, Chien Chang Shen, and Consolacion Y. Ragasa

Probing the surface structure via the adsorbed hydrogen atoms – The case of Cu(4 1 0), Jessiel Siaron Gueriba, Wilson Agerico Diño, Seigi Mizuno, and Michio Okada

Publisher Correction: Two-dimensional Dirac particles in a Pöschl-Teller waveguide (Scientific Reports, (2017), 7, 1, (11599), 10.1038/s41598-017-11411-w), R. R. Hartmann and M. E. Portnoi

Optimization of oxalate-free starch production from Taro flour by oxalate oxidase assisted process, Moni Philip Jacob Kizhakedathil, Suraksha Suvarna, Prasanna D. Belur, Rungtiwa Wongsagonsup, Esperanza Maribel G. Agoo, and Jose Isagani B. Janairo

Structure-based discovery of small molecule APC-Asef interaction inhibitors: In silico approaches and molecular dynamics simulations, Surender Singh Jadav, Stephani Joy Y. Macalino, and Ramesh Alluri

A principal component regression model for predicting phytochemical binding to the H. pylori CagA protein, Jose Isagani B. Janairo

A Screening Algorithm for Gastric Cancer-Binding Peptides, Jose Isagani B. Janairo and Marianne Linley L. Sy-Janairo

Data on the sequence-derived properties of gastric cancer – binding peptides, Jose Isagani B. Janairo and Marianne Linley L. Sy-Janairo

Estimating the Effectiveness of Gold and Iron Oxide Nanoparticles for Hepatocellular Carcinoma Ablation Therapy: a Meta-Analysis, Jose Isagani B. Janairo and Marianne Linley L. Sy-Janairo

Insights on the chemical constituents and hydrothermal carbonization of crescentia cujete l., Judith Clarisse Jose, Glenn Oyong, Michael Dominic Ajero, Irving Chiong, Esperanza Cabrera, and Maria Carmen S. Tan

Metal-dependent Ser/Thr protein phosphatase PPM family: Evolution, structures, diseases and inhibitors, Rui Kamada, Fuki Kudoh, Shogo Ito, Itsumi Tani, Jose Isagani B. Janairo, James G. Omichinski, and Kazuyasu Sakaguchi

High prevalence of carbapenem and extended spectrum β-lactam resistant Escherichia coli from tilapia (Oreochromis niloticus) from two wet markets in Metro Manila, Philippines, Taeuk Kang, Glenn Gallego Oyong, and Esperanza Chua Cabrera

Socio-ecological network structures from process graphs, Angelyn Lao, Heriberto Cabezas, Akos Orosz, Ferenc Friedler, and Raymond Tan

Current management, conservation, and research imperatives for philippine coral reefs, Wilfredo Y. Licuanan

Non-invasive and time-dependent blood-sugar monitoring via breath-derived CO2 correlation using gas chromatograph with a milli-whistle gas analyzer, Cheng Huang Lin, Luo Xian Wu, Kuan Hao Chen, Hsu Feng Lo, King Chuen Lin, Toshio Kasai, Chien Chung Chen, Chung Hung Shih, Maria Carla Manzano, Gil Nonato Santos, Enrique Manzano, and Derrick Ethelbhert Yu

In silico strategies in tuberculosis drug discovery, Stephani Joy Y. Macalino, Junie B. Billones, Voltaire G. Organo, and Maria Constancia O. Carrillo

A note on the generator subgraph of a graph, Neil M. Mame and Severino V. Gervacio

Physical characterization of latex from Artocarpus heterophyllus lam. (Jackfruit) and four related artocarpus spp., Maria Rejane J. Nepacina, Virgilio C. Linis, and Jose Isagani B. Janairo

Revealing the Water Resistance, Thermal and Biodegradation Properties of Citrus aurantifolia Crosslinked Tapioca Starch/Nanocellulose Bionanocomposites, Hui Lin Ong, Al Rey Villagracia, Wei Tieng Owi, Sung Ting Sam, and Hazizan Md Akil

Low-cost supercapacitor based on multi-walled carbon nanotubes and activated carbon derived from Moringa Oleifera fruit shells, Shirley Palisoc, Joshua Marco Dungo, and Michelle Natividad

Electrochemical determination of tannic acid using graphite electrodes sourced from waste zinc-carbon batteries, Shirley T. Palisoc, Earl Jerald F. Cansino, Isis Maxine O. Dy, Cassandra Faith A. Razal, Kimberly Claire N. Reyes, Lotis R. Racines, and Michelle T. Natividad

Highly sensitive determination of heavy metals in upland and lowland rice using AgNP/BiNP/MWCNT/nafion modified glassy carbon electrode via anodic stripping voltammetry, Shirley T. Palisoc, Royce Vincent M. Chua, and Michelle T. Natividad

Weak deflection angle of a dirty black hole, Reggie C. Pantig and Emmanuel T. Rodulfo

The design and analysis of a dual-diamond-ring PCF-based sensor, Bikash Kumar Paul, Kawsar Ahmed, Hala J. El-Khozondar, Romeric F. Pobre, Joelle Sophia G. Peña, Melanie C. Merciales, N. A.M. Zainuddin, R. Zakaria, and Vigneswaran Dhasarathan

2N+4-rule and an atlas of bulk optical resonances of zigzag graphene nanoribbons, Renebeth B. Payod, Davide Grassano, Gil Nonato C. Santos, Dmitry I. Levshov, Olivia Pulci, and Vasil A. Saroka

First principles investigation on the nitrogen-doped planar aluminene for hydrogen storage application, G. R. Pedrosa, A. R. Villagracia, D. S. Bayasen, H. Lin, H. L. Ong, M. David, and N. Arboleda

Sterols and other metabolites from freshwater microalga chlorococcum infusionum (schrank) meneghini, Consolacion Y. Ragasa, Emelina H. Mandia, Maria Carmen S. Tan, Glenn G. Oyong, Cynthia F. Madrazo, Aristotle T. Ubando, Alvin B. Culaba, and Chien Chang Shen

Cytotoxic sterols from Philippine mushrooms, Consolacion Y. Ragasa, Glenn G. Oyong, Maria Carmen S. Tan, Mariquit M. de Los Reyes, and Maria Ellenita G. de Castro

A New Sesquiterpene from Dendranthema grandiflora Flowers, Consolacion Y. Ragasa, Madeleine Si, Maria Carmen S. Tan, Deanne Hazel Pelobello, Ming Jaw Don, and Chien Chang Shen

Utilization of coal fly ash and rice hull ash as geopolymer matrix-cum-metal dopant applied to visible-light-active nanotitania photocatalyst system for degradation of dye in wastewater, Eiza Shimizu, Michael Angelo Promentilla, and Derrick Ethelbhert Yu


Application of silane coupling agents to Abaca fibers for hydrophobic modification, Brent Spencer C. Siy, John Alfred Xavier C. Tan, Kimberly P. Viron, Normie Jean B. Sajor, Gil Nonato C. Santos, and David P. Penaloza

Polymeric compositions of medical devices account for the variations in Candida albicans biofilm structural morphology, D. E.P. Sumalapao, N. R. Villarante, P. B.D. Salazar, F. M.D. Alegre, M. T. Altura, I. C. Sia, M. J.C. Flores, D. M. Amalin, and N. G. Gloriani

Susceptibility profile of Candida albicans biofilms on polyvinyl chloride endotracheal tube to antifungal azoles, Derick Erl P. Sumalapao, Frederico Martin D. Alegre, Pauline Bridgette D. Salazar, Nelson R. Villarante, Isidro C. Sia, and Nina G. Gloriani

Variation in species richness, composition and herpetological community structure across a tropical habitat gradient of Palawan Island, Philippines, Christian E. Supsup, Augusto A. Asis, Uldarico V. Carestia, Arvin C. Diesmos, Neil Aldrin D. Mallari, and Rafe M. Brown

Rediscovery, new island record, and clarification of the geographic distribution of oligodon perkinsi (Taylor, 1925) (squamata, colubridae), a poorly known endemic snake from the palawan faunal region of western Philippines, Christian E. Supsup and Uldarico V. Carestia

Biodiscovery of antibacterial constituents from the endolichenic fungi isolated from Parmotrema rampoddense, Mario A. Tan, Sarleen G. Castro, Patricia Marie P. Oliva, Paul Raymund J. Yap, Atsushi Nakayama, Hilbert D. Magpantay, and Thomas Edison E. dela Cruz

Structures and UV resistance of Ag/SnO2 nanocomposite materials synthesized by horizontal vapor phase growth for coating applications, Eduardo B. Tibayan, Muhammad Akhsin Muflikhun, Al Rey C. Villagracia, Vipin Kumar, and Gil Nonato C. Santos

Dataset on the folic acid uptake and the effect of sonication-based fortification on the color, pasting and textural properties of brown and milled rice, Rhowell N. Tiozon, Drexel H. Camacho, Aldrin P. Bonto, Glenn G. Oyong, and Nese Sreenivasulu

Chemical reactivity and bioactivity properties of pyrazinamide analogs of acetylsalicylic acid and salicylic acid using conceptual density functional theory, Al Rey Villagracia, Hui Lin Ong, Faith Marie Lagua, and Glenn Alea

Density functional theory investigation on hydrogen adsorption on buckled aluminene, A. R. Villagracia and H. L. Ong

Can global pharmaceutical supply chains scale up sustainably for the COVID-19 crisis?, Derrick Ethelbhert C. Yu, Luis F. Razon, and Raymond R. Tan

Wetting properties and foliar water uptake of Tillandsia L., Anna Rose C. Zambrano, Virgilio C. Linis, Maria Rejane J. Nepacina, Mark Louie T. Silvestre, Juanito Raphael F. Foronda, and Jose Isagani B. Janairo

Submissions from 2019

Photoconductivity, carrier lifetime and mobility evaluation of GaAs films on Si (100) using optical pump terahertz probe measurements, Jessica Afalla, Karl Cedric Gonzales, Elizabeth Ann Prieto, Gerald Catindig, John Daniel Vasquez, Horace Andrew Husay, Mae Agatha Tumanguil Quitoras, Joselito Muldera, Hideaki Kitahara, Armando Somintac, Arnel Salvador, Elmer Estacio, and Masahiko Tani

Synthesis and characterization of a chitosan-based citric acid-crosslinked encapsulant system, Anne Bernadette S. Agu, Precious Japheth L. Benablo, Vince S.D. Mesias, and David P. Penaloza

Biomonitoring of water bodies in metro Manila, philippines using heavy metal analysis and erythrocyte micronucleus assay in nile tilapia (Oreochromis niloticus), Zeba F. Alam, Charilen Kei V. Concepcion, Johnray D. Abdulrahman, and Miguel Alvaro S. Sanchez

The assessment of the genotoxicity of e-waste leachates from e-waste dumpsites in Metro Manila, Philippines, Z. F. Alam, A. J.V. Riego, J. H.R.P. Samson, and S. A.V. Valdez

Some Aspects on the Reproductive Biology of an Endemic Catfish, Arius manillensis Valenciennes, 1840 (Siluriformes: Ariidae), of Laguna de Bay, Philippines, Noel F. Alfonso and Gliceria B. Ramos

Nomenclatural notes on Dischidiopsis and Conchophyllum (Apocynaceae: Asclepiadoideae) in the Philippines, Muhammad Jefte Arshed, Esperanza Maribel Agoo, and Michele Rodda

Thrips infesting mango ‘carabao’ and pomelo ‘Magallanes’ in Ato Belen’s Farm, Laguna, Philippines, Mary Queen R. Bagaoisan, Patrick Jhames L. Kho, Amerah Tul Kusna A. Macawadib, and Cecilia P. Reyes

Encapsulation of folic acid in copper-alginate hydrogels and it's slow in vitro release in physiological pH condition, Drexel H. Camacho, Sarabeth Jasmine Y. Uy, Mary Joyce F. Cabrera, Michaela Olisha S. Lobregas, and Tricia Jan Marie C. Fajardo

Characterizing the high breast cancer incidence in Bacolod city, Philippines, Jose Santos R. Carandang, Elmer Jose P. Dadios, Ma Luisa D. Enriquez, Dennis S. Erasga, Eric Camilo R. Punzalan, Balintawak P. Sison-Gareza, Romeo G. Teruel, Michael B. Ples, Frumencio F. Co, Maria Ellenita G. De Castro, and Julien L. Carandang

Chemical constituents and antioxidant potentials of seven philippine mosses, Mary Stephanie S. Carranza, Virgilio C. Linis, Consolacion Y. Ragasa, and Maria Carmen S. Tan

Detection of Wolbachia in field-collected Aedes aegypti mosquitoes in metropolitan Manila, Philippines, Thaddeus M. Carvajal, Kazuki Hashimoto, Reza Kurniawan Harnandika, Divina M. Amalin, and Kozo Watanabe

Theonellamide A, a marine-sponge-derived bicyclic peptide, binds to cholesterol in aqueous DMSO: Solution NMR-based analysis of peptide-sterol interactions using hydroxylated sterol, Kimberly Cornelio, Rafael Atillo Espiritu, Shinya Hanashima, Yasuto Todokoro, Raymond Malabed, Masanao Kinoshita, Nobuaki Matsumori, Michio Murata, Shinichi Nishimura, Hideaki Kakeya, Minoru Yoshida, and Shigeki Matsunaga

On the presence of Ga 2 O sub-oxide in high-pressure water vapor annealed AlGaN surface by combined XPS and first-principles methods, Mary Clare S. Escaño, Joel T. Asubar, Zenji Yatabe, Melanie Y. David, Mutsunori Uenuma, Hirokuni Tokuda, Yukiharu Uraoka, Masaaki Kuzuhara, and Masahiko Tani

Drowning out rumor: Dynamical models of the interaction between spreaders of and exposed to truth and rumor spreading, Juan Miguel Augusto M. Feria, Michael Lawrence S. Oliva, Briane Paul V. Samson, and Angelyn R. Lao

Survey of arthropods associated with cattle fever ticks (Rhipicephalus microplus) (Acari: Ixodidae) in Batangas Province, Philippines, Mary Jane C. Flores, Yasmin S. Dawud, Bianca Mari B. Dizon, Bianca Victoria C. Peña, Divina M. Amalin, Derick Erl P. Sumalapao, Alexis E. Racelis, and John A. Goolsby

A deficiency zero theorem for a class of power–law kinetic systems with non–reactant–determined interactions, Noel T. Fortun, Eduardo R. Mendoza, Luis F. Razon, and Angelyn R. Lao

DNA-based electrochemical nanobiosensor for the detection of Phytophthora palmivora (Butler) Butler, causing black pod rot in cacao (Theobroma cacao L.) pods, Anthony James DM Franco, Florinia E. Merca, Myrna S. Rodriguez, Johnny F. Balidion, Veronica P. Migo, Divina M. Amalin, Evangelyn C. Alocilja, and Lilia M. Fernando

The genotoxic potential of alugbati Leaf extracts on MCF-7 cells, Darcy L. Garza, Rechel G. Arcilla, Ma Luisa D. Enriquez, Maria Carmen S. Tan, and Marissa G. Noel

Density functional theory-based modeling and calculations of a polyamide molecular unit for studying forward-osmosis-dewatering of microalgae, Jester N. Itliong, Kurt Irvin M. Rojas, Aristotle T. Ubando, Wei Hsin Chen, Al Rey C. Villagracia, Melanie Y. David, Alvin B. Culaba, Hui Lin Ong, Joaquin Lorenzo V. Moreno, Robby B. Manrique, Jo Shu Chang, Hideaki Kasai, Gian Paolo O. Bernardo, Allan Abraham B. Padama, and Nelson B. Arboleda

Investigation of reverse ionic diffusion in forward-osmosis-aided dewatering of microalgae: a molecular dynamics study, Jester N. Itliong, Al Rey C. Villagracia, Joaquin Lorenzo V. Moreno, Kurt Irvin M. Rojas, Gian Paolo O. Bernardo, Melanie Y. David, Robby B. Manrique, Aristotle T. Ubando, Alvin B. Culaba, Allan Abraham B. Padama, Hui Lin Ong, Jo Shu Chang, Wei Hsin Chen, Hideaki Kasai, and Nelson B. Arboleda

H2O Absorptivity on a Fully 4-crosslinked Polyacrylamide Membrane via Density Functional Theory and Monte Carlo Calculations for Draw Solution Recovery in Forward Osmosis, Jester Itliong, Al Rey Villagracia, Hui Lin Ong, Melanie David, Nelson Arboleda, and Alvin Culaba

Conus striatus venom exhibits non-hepatotoxic and non-nephrotoxic potent analgesic activity in mice, Rofel Vincent S. Jagonia, Rejemae G. Dela Victoria, Lydia M. Bajo, and Roger S. Tan

Influence of precursor size in the hydrothermal synthesis of cellulose-based carbon nanodots and its application towards solar cell sensitization, Jomar C. Jomar and Drexel H. Camacho

Fatty acids, triterpenes and cycloalkanes in ficus seed oils, Gerhard Knothe, Luis F. Razon, and Maria Ellenita G. de Castro

Status and recent trends in coral reefs of the Philippines, W. Y. Licuanan, R. Robles, and M. Reyes

New Philippine moss records for Luzon and Mindanao Islands, Virgilio C. Linis

Notes on the diversity and floristic affinity of mosses (Musci, Bryophyta) from Zambales Mountain range, Luzon Island, Philippines, Virgilio C. Linis

Carrageenan-stabilized silver nanoparticle gel probe kit for colorimetric sensing of mercury (II) using digital image analysis, Michaela Olisha S. Lobregas, Jose Paolo O. Bantang, and Drexel H. Camacho

Gel polymer electrolyte system based on starch grafted with ionic liquid: Synthesis, characterization and its application in dye-sensitized solar cell, Michaela Olisha S. Lobregas and Drexel H. Camacho

Scientific requirement of radio astronomy observation in the Philippines, R. Masong and R. Pobre

Pathway based human disease clustering and similarity analysis tool using frequent structure mining, Delwyn P. Mendoza, Angelyn Lao, and Geoffrey A. Solano

Coated npk fertilizer based on citric acid-crosslinked chitosan/alginate encapsulant, Vince St D. Mesias, Anne Bernadette S. Agu, Precious Japheth L. Benablo, Chun Hu Chen, and David P. Penaloza