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Submissions from 2019

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

Surface modification of polyvinyl alcohol-chitosan blend hydrogels using RF plasma treatment, Julia Jumalon, Charlotte V. Basubas, Kathrina Lois Taaca, Chrestian Joseph D. Capuli, Acelle Pearl Castillo, Bianca Rae Pasela, Doebner von Tumacder, and Rhenish C. Simon

International science education, Thomas K. Karikari, Miriam Segura-Totten, Esperanza C. Cabrera, Diana E. Waturangi, Erin E. Barding, and Tatiana Ascencio

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

Nano-manipulation and nano-assembling using shape memory alloy nanogripper of metal oxide and semiconductor single nanowires and nanoparticles for biological nanosensors, Victor Koledov, Svetlana Von Gratowski, Huy Dan Nguyen, Hong Le Ngo Thi, Hong Ky Vu, Gil Nonato C. Santos, and Than Zaw Oo

Functional and structural basis of E. coli enolase inhibition by SF2312: A mimic of the carbanion intermediate, Jolanta Krucinska, Michael N. Lombardo, Heidi Erlandsen, Akram Hazeen, Searle S. Duay, Jason G. Pattis, Victoria L. Robinson, Eric R. May, and Dennis L. Wright

A love affair with coral reefs, Wilfredo Roehl Y. Licuanan

Status and recent trends in coral reefs of the Philippines, Wilfredo Roehl 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

Aerosol particle and black carbon emission factors of vehicular fleet in Manila, Philippines, Leizel Madueño, Simonas Kecorius, Wolfram Birmili, Thomas Müller, James Simpas, Edgar Vallar, Maria Cecilia Galvez, Mylene Cayetano, and Alfred Wiedensohler

Spintronic THz Generation Using a Silicon-based Fe/Pt Bilayer as the Radiation Source, Valynn Katrine Mag-Usara, Garik Torosyan, Miezel Talara, Jessica Afalla, Joselito Muldera, Hideaki Kitahara, Laura Scheuer, Dominik Sokoluk, Evangelos Th Papaioannou, Marco Rahm, Rene Beigang, and Masahiko Tani

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

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

Coral cover decline and recovery in Honda Bay, Palawan, Jennifer Danielle Deauna Mendoza, A. S. Principe, and Wilfredo Roehl Y. Licuanan

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

Flexible carbon capture and utilization technologies in future energy systems and the utilization pathways of captured CO2, Hrvoje Mikulčić, Iva Ridjan Skov, Dominik Franjo Dominković, Sharifah Rafidah Wan Alwi, Zainuddin Abdul Manan, Raymond Girard R. Tan, Neven Duić, Siti Nur Hidayah Mohamad, and Xuebin Wang

Spatial analysis of violent crimes in Metro Manila, Philippines, Vio Jianu Mojica, Adelbert Choi, Robert Neil F. Leong, and Frumencio F. Co

ABC genotyping and putative virulence factors of Candida albicans clinical isolates, Llewelyn S. Moron and Esperanza C. Cabrera

Effectiveness of small locally-managed marine protected areas for coral reef fisheries management in the Philippines, Richard N. Muallil, Melchor R. Deocadez, Renmar Jun S. Martinez, Wilfredo L. Campos, Samuel S. Mamauag, Cleto L. Nañola Jr., and Porfirio M. Aliño

A standard method to synthesize Ag, Ag/Ge, Ag/TiO2, SnO2, and Ag/SnO2 nanomaterials using the HVPG technique, Muhammad Akhsin Muflikhun and Gil Nonato C. Santos

Linear conjugacy of chemical kinetic systems, Allen L. Nazareno, Raymond Paul L. Eclarin, Eduardo R. Mendoza, and Angelyn R. Lao

Differentiation of rubber cup coagulum through machine learning, Maria Rejane J. Nepacina, J. R. F. Foronda, K. J. F. Haygood, R. S. Tan, Gerardo C. Janairo, Frumencio F. Co, R. O. Bagaforo, T. A. Narvaez, and Jose Isagani B. Janairo

Triterpenes and sterols from leaves of hoya meliflua merr, Vincent Antonio S. Ng, Raymond S. Malabed, Fernando B. Aurigue, and Consolacion Y. Ragasa

Investigating the effect of urbanization on weather using the weather research and forecasting (WRF) model: A case of Metro Manila, Philippines, Jervie M. Oliveros, Edgar A. Vallar, and Maria Cecilia D. Galvez

Membrane and cholesterol Iinteractions of the diosgenyl saponins, Joan Candice V. Ondevilla, Shinya Hanashima, Raymond S. Malabed, and Michio Murata

Effect of mesoporous nanoparticles from LCD glass panels waste toward polypropylene based hybrid composites, Hui Lin Ong, Guat Yee Toh, Al Rey C. Villagracia, Cheng Kuo Tsai, Nelson B. Arboleda Jr., Alvin B. Culaba, Maria Carla Manzano, Ruey An Doong, Gil Nonato Santos, and Melanie Y. David

Unveiling the physicochemical properties of natural citrus aurantifolia crosslinked tapioca starch/nanocellulose bionanocomposites, Wei Tieng Owi, Hui Lin Ong, Sung Ting Sam, Al Rey C. Villagracia, Cheng kuo Tsai, and Hazizan Md Akil

A host-parasitoid model for Aspidiotus rigidus (Hemiptera: Diaspididae) and Comperiella calauanica (Hymenoptera: Encyrtidae), Dave I. Palen, Billy Joel Mondragon Almarinez, Divina M. Amalin, Jesusa Crisostomo Legaspi, and Guido David

Determination of heavy metals in root crops using bismuth nanoparticles modified graphene paste electrode, Shirley Palisoc, Y. A. Malabuyo, R. C. Pereja, and Michelle T. Natividad

Determination of trace heavy metals in canned food using graphene/AuNPs/[Ru(NH 3 ) 6 ] 3+ /Nafion modified glassy carbon electrodes, Shirley T. Palisoc, Joshua Micah O. Bentulan, and Michelle T. Natividad

Highly sensitive determination of tetracycline in chicken meat and eggs using AuNP/ MWCNT-modified glassy carbon electrodes, Shirley T. Palisoc, Pietro Gene De Leon, Aubrey Alzona, Lotis R. Racines, and Michelle T. Natividad

Electrochemical detection of lead and cadmium in UHT-processed milk using bismuth nanoparticles/Nafion®-modified pencil graphite electrode, Shirley T. Palisoc, Annathea Jane Gonzales, Alyson Pardilla, Lotis R. Racines, and Michelle T. Natividad

Trace level determination of cadmium and lead in coffee (Coffea) using gold nanoparticles modified graphene paste electrode, Shirley T. Palisoc, J. Leoncini, and Michelle T. Natividad

Remediation of water using Theobroma Cacao pod-based activated carbon: A novel approach as determined by highly sensitive BiNP/MWCNT/Nafion-modified GCE, Shirley T. Palisoc, Lotis R. Racines, Glenn V. Alea, and Michelle T. Natividad

Fabrication of a bismuth nanoparticle/Nafion modified screen-printed graphene electrode for: In situ environmental monitoring, Shirley T. Palisoc, Vince Aaron Sow, and Michelle T. Natividad

Determination of heavy metals in herbal food supplements using bismuth/multi-walled carbon nanotubes/Nafion modified graphite electrodes sourced from waste batteries, Shirley T. Palisoc, Remuel Isaac M. Vitto, and Michelle T. Natividad

In silico screening of selected compounds with potential insect acetylcholinesterase Inhibitory activity, Clarisse Julian A. Pangilinan, Johnalyn C. Go, and Edmark C. Kamantigue

Kerr black hole surrounded by dark matter: Horizon, photonosphere and shadow, Reggie C. Pantig

Kerr black hole surrounded by dark matter: Horizon, photonosphere and shadow, Reggie C. Pantig

Synthesis and characterization of acetic acid-doped polyaniline and polyaniline–chitosan composite, Bianca Rae Pasela, Acelle Pearl Castillo, Rhenish C. Simon, Maria Teresa Pulido, Haidee Mana-ay, Ma. Roxan Abiquibil, Rhys Montecillo, Kanjana Thumanu, Doebner von Tumacder, and Kathrina Lois Taaca

Ab initio study of absorption resonance correlations between nanotubes and nanoribbons of graphene and hexagonal boron nitride, Renebeth B. Payod and Vasil A. Saroka

Review on the preparation and properties of clay-based nanocomposites with covalently-bound polymer architecture, David P. Penaloza

Preparation and characterization of clay-polymer nanocomposite having covalentlybound poly(norbornenes) with pendant cholesterols, David Penuliar Penaloza Jr. and Thomas Andrew Patrick Seery

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Chemical constituents of Exoecaria agallocha Linn., Judy Perez, Chien Chang Shen, and Consolacion Y. Ragasa

Fat tailed distributions of spatial metrics in capital cities of the Philippines, Camille D. Perlada and Rene C. Batac

Fat tailed distributions of the spatial metrics of urban organization of Metro Manila, Philippines, Camille D. Perlada and Rene C. Batac

Quantifying the organization of urban elements through the statistical distributions of their spatial spreading metrics, Camille D. Perlada, Alfiero K. Orden II, Michelle T. Cirunay, and Rene C. Batac

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Triterpenes and sterols from Terminalia foetidissima Griff, Consolacion Y. Ragasa, Renz D. Gumafelix, Vincent Antonio S. Ng, and Drexel H. Camacho

Chemical constituents of moss macromitrium orthostichum Nees ex Schwägr, Consolacion Y. Ragasa, Maria Carmen S. Tan, Virgilio C. Linis, and Chien Chang Shen

Allantoin accumulation through overexpression of ureide permease1 improves rice growth under limited nitrogen conditions, Mark Christian Felipe R. Redillas, Seung Woon Bang, Dong Keun Lee, Youn Shic Kim, Harin Jung, Pil Joong Chung, Joo Won Suh, and Ju Kon Kim

DFT study on the effect of proximal residues on the: Mycobacterium tuberculosis catalase-peroxidase (katG) heme compound I intermediate and its bonding interaction with isoniazid, Yves Ira A. Reyes and Francisco C. Franco

Theoretical insights on the binding of isoniazid to the active site residues of mycobacterium tuberculosis catalase-peroxidase, Yves Ira A. Reyes, Gerardo C. Janairo, and Francisco C. Franco Jr.

Biological network analysis and subnetwork extraction tool, Danielle M. Rodriguez, Angelyn Lao, and Geoffrey A. Solano

First principles study of H2 adsorption on Ni-decorated silicene, Kurt Irvin M. Rojas, Al Rey C. Villagracia, Shaira Jehsarine C. Narido, Joaquin Lorenzo V. Moreno, and Nelson B. Arboleda Jr.

Interband transitions in narrow-gap carbon nanotubes and graphene nanoribbons, V. A. Saroka, R. R. Hartmann, and M. E. Portnoi

Unraveling the genetic structure of the coconut scale insect pest (Aspidiotus rigidus Reyne) outbreak populations in the Philippines, Joeselle M. Serrana, Naoto Ishitani, Thaddeus M. Carvajal, Billy Joel M. Almarinez, Alberto T. Barrion, Divina M. Amalin, and Kozo Watanabe

Surface morphological and wetting characterization of the hydrophobic and superhydrophobic leaves of Pistia stratiotes L., Salvinia molesta D.Mitch., Ananas comosus (L.) Merr. and Dyckia platyphylla L.B. Smith for bioinspired oil adsorbent materials, Mark Louie T. Silvestre, Anna Rose C. Zambrano, Virgilio C. Linis, and Jose Isagani B. Janairo

A second-order kinetic model on the survival profile of Candida albicans in biofilms, Derick Erl P. Sumalapao, Frederico Martin D. Alegre, Pauline Bridgette D. Salazar, Nelson R. Villarante, A. C. Gonzaga, and Nina G. Gloriani

Frequency of typhoon occurrence accounts for the Poisson distribution of human leptospirosis cases across the different geographic regions in the Philippines, Derick Erl P. Sumalapao, Benjamin Kyle M. Del Rosario, Lara Beatrice L. Suñga, Catherine C. Walthern, and Nina G. Gloriani

Hierarchically weighted principal component analysis evaluation of antifungal azoles inhibitory potency on lanosterol-14α-demethylase in Candida albicans, Derick Erl P. Sumalapao and N. G. Gloriani

In vitro resistance pattern of selected antifungal azoles against Candida albicans biofilms on silicone nasogastric tube, Derick Erl P. Sumalapao, Pauline Bridgette D. Salazar, Frederico Martin D. Alegre, Nelson R. Villarante, and Nina G. Gloriani

Complex balanced equilibria of weakly reversible power law kinetic systems, Dylan Antonio S.J. Talabis, Eduardo R. Mendoza, and Editha C. Jose

Mycetia suedixieana (Rubiaceae), a new species of Argostemmateae endemic to the Philippines, Danilo N. Tandang, Jorge Anton D. Ordas, Edwin R. Tadiosa, Cecilia I. Banag-Moran, and Grecebio Jonathan D. Alejandro

Antioxidant, cytotoxicity, and antiophidian potential of Alstonia macrophylla bark, Maria Carmen S. Tan, Mary Stephanie S. Carranza, Virgilio C. Linis, Raymond S. Malabed, and Glenn G. Oyong

The anti-venom potential of Andrographis paniculata (Burm.f.) nees roots and its constituent skullcapflavone I, Maria Carmen S. Tan, Raymond S. Malabed, Francisco C. Franco Jr., Yves Ira A. Reyes, Daisylyn Senna Tan, Glenn G. Oyong, Chien Chang Shen, and Consolacion Y. Ragasa

The anti-venom potential of Andrographis paniculata (Burm.f.) Nees roots and its constituent skullcapflavone I, Maria Carmen S. Tan and Daisylyn Senna Y. Tan

Volatile chemical profile of the feeding hosts of the coconut scale insect, Aspidiotus rigidus Reyne, Mary Angelique A. Tavera, Demi Jane Cruz, Billy Joel M. Almarinez, Jose Santos R. Carandang VI, Divina M. Amalin, and Jose Isagani B. Janairo

Performance evaluation of Ag/SnO2 nanocomposite materials as coating material with high capability on antibacterial activity, Eduardo B. Tibayan, Muhammad Akhsin Muflikhun, Vipin Kumar, Christine Fisher, Al Rey C. Villagracia, and Gil Nonato C. Santos

First principles Investigation on the elastic properties of Mg, Ca, K-decorated planar aluminene, Al Rey C. Villagracia, Dhan Shemaiah Bayasen, Gian Ross Pedrosa, Audrey Rillera, Hui Lin Ong, Alvin B. Culaba, Melanie Y. David, and Nelson B. Arboleda Jr.

Investigation on water adsorption on 3-crosslinked circular polyacrylamide membrane using ab initio, molecular dynamics and Monte Carlo calculations for dewatering microalgae, Al Rey C. Villagracia, Melanie Y. David, Nelson B. Arboleda Jr., Hui Lin Ong, R. Doong, Alvin B. Culaba, Jo Shu Chang, and Wei Hsin Chen

First principles investigation on H2 adsorption on the pristine 2-dimensional hexagonal aluminum, Al Rey C. Villagracia, Hui Lin Ong, Melanie Y. David, and Nelson B. Arboleda Jr.

Elastic properties of B, C, N-decorated on planar aluminene using density functional theory, Al Rey C. Villagracia, Gian Ross Pedrosa, Dhan Shemaiah Bayasen, Audrey Rillera, Hui Lin Ong, Alvin B. Culaba, Melanie Y. David, and Nelson B. Arboleda Jr.

Structural stability analysis of models of dopamine synthesis and d1 receptor trafficking in RPT Cells using CRNT, John Justine S. Villar, Patrick Vincent N. Lubenia, Eduardo R. Mendoza, and Carlene Perpetua P. Arceo

Spin transport and exchange in a Fermi-Hubbard optical lattice interacting with a Fermi gas, Vladimir P. Villegas and Cristine D. L. R. Villagonzalo

Submissions from 2018

Identification of a species diagnostic character for instar and juvenile mud crabs (Genus Scylla), Chona Camille V. Abeledo, Kenbert Ting, and Ma. Carmen Ablan Lagman

Screening of silver-tolerant bacteria from a major Philippine landfill as potential bioremediation agents, Joan S. Adriano, Glenn G. Oyong, Esperanza C. Cabrera, and Jose Isagani B. Janairo

Analysis of heavy metals in the human hair to establish the e-waste toxicity among the Filipino informal recyclers located at various e-waste dumpsites in and around Manila, Philippines, Zeba F. Alam, Carlos Leandro J. Ang, and Isabella V. Bondoc

Spatial characterization of black carbon mass concentration in the atmosphere of a Southeast Asian megacity: An air quality case study for Metro Manila, Philippines, Honey Dawn Alas, Thomas Müller, Wolfram Birmili, Simonas Kecorius, Maria Obiminda Cambaliza, James Bernard B. Simpas, Mylene Cayetano, Kay Weinhold, Edgar A. Vallar, Maria Cecilia Galvez, and Alfred Wiedensohler

Synthesis of cholic acid-terminated dendritic lysine-block-poly(ehtylyne glycol)-block-dendritic lysine and its enhanced ability to solubilize pacliltaxel in water, Laurenzo De Vera Alba and Maria Luisa Enriquez

Synthesis of glucosamine-conjugated metal complexes for anticancer and anti-metastatic targeted therapy, Laurenzo De Vera Alba, Tsubasa Hatanaka, Misaki Nakai, Shigenobu Yano, and Yasuhiro Funahashi

Stable sulfur isotope measurements to trace the fate of SO2 in the Athabasca oil sands region, Neda Amiri, Roghayeh Ghahremaninezhad, Ofelia Rempillo, Travis W. Tokarek, Charles A. Odame-Ankrah, Hans D. Osthoff, and Ann Lise Norman

Reactant subspaces and kinetics of chemical reaction networks, Carlene Perpetua P. Arceo, Editha C. Jose, Angelyn R. Lao, and Eduardo R. Mendoza

Phantom and clinical evaluation of combined image reconstruction parameters of Philips Gemini TF 64 PET/CT imaging system, Delmar R. Arzabal, Egwolf Bernhard, and Moleno Ariel

Understanding the formation of midgap states in GaAs(001)-β2(2×4) with surface defects based on density functional theory, Dhonny Bacuyag, Melanie David, Mary Clare Escano, and Masahiko Tani

First-principles study of structural, electronic, and optical properties of surface defects in GaAs(001) - β 2(2x4), Dhonny Bacuyag, Mary Clare Sison Escaño, Melanie David, and Masahiko Tani

Increased vitamin B5 uptake capacity of ultrasonic treated milled rice: A new method for rice fortification, Aldrin P. Bonto, Ken Sammuel I. Camacho, and Drexel H. Camacho

Chemical constituents of Hoya madulidii, Melissa Borlagdan, Fernando B. Aurigue, Chien Chang Shen, and Consolacion Y. Ragasa

Facile synthesis of biologically derived fluorescent carbon nanoparticles (FCNPs) from an abundant marine alga and its biological activities, Mariatheresa F. Calangian, Abigail B. Ildefonzo, Vanessa Kate S. Manzano, Genesis Julyus T. Agcaoili, Rey Joseph J. Ganado, Allan Christopher C. Yago, Eduardo R. Magdaluyo, Ross D. Vasquez, and Francisco C. Franco Jr.

A problem on clique partitions of regular graphs, Francis Joseph H. Campena and Rigor B. Ponsones

A q-deformed Heisenberg algebra as a normed space, Rafael Reno S. Cantuba

On the existence of calendar anomalies and persistence in the daily returns of the PSEi, Kristine Joy E. Carpio

Detection and distribution of Wolbachia endobacteria in Culex quinquefasciatus populations (Diptera : Culicidae) from Metropolitan Manila, Philippines, Thaddeus M. Carvajal, Jayson Dale Capistrano, Kazuki Hashimoto, Kristin Joyce Go, Maria Angeline Isabelle Cruz, Monique Johanne Lourdee Martinez, Vincent Stefano Tiopianco, Divina M. Amalin, and Kozo Watanabe

Machine learning methods reveal the temporal pattern of dengue incidence using meteorological factors in Metropolitan Manila, Philippines, Thaddeus M. Carvajal, Katherine M. Viacrusis, Lara Fides T. Hernandez, Howell T. Ho, Divina M. Amalin, and Kozo Watanabe

Assessing the composition of 19th century lime mortars from a mission chapel in the former Hacienda de San Isidro de Mariquina Philippines, Jan-Michael C. Cayme, Renz Matthew L. Aurellano, Carmen Luisa P. Cabral, Gellyn Ann R. Alonzo, and Aniano N. Asor

Urate-lowering effect of Manilkara zapota aqueous leaf extract in a murine model of hyperuricemia, Maria Gabriela G. Cervero, James Ellard D. Sy, Michael B. Ples, and Rodel Jonathan S. Vitor II

Heterojunctions of silver-iron oxide on graphene for laser-coupled oxygen reduction reactions, Wei Quan Chen, Min Chuan Chung, Joey Andrew A. Valinton, David P. Penaloza, Shiow Huey Chuang, and Chun Hu Chen

A revised dichotomous key for the mangrove crab genus Scylla de Haan, 1833 (Brachyura, portunidae), Chona Camille V. Cruz-Abeledo and Maria Carmen A. Lagman