POLIUNA, Chemistry School, National University, Heredia, Costa Rica - Articles

Application of a Sulfur Removal Hydrometallurgical Process in a Lead-Acid Battery Recycling Plant in Costa Rica (Articles)

Marta Navarro-Monge, Germain Esquivel-Hernández, José Pablo Sibaja Brenes, José Carlos Mora-Barrantes, Ricardo Sánchez-Murillo, Juan Valdés-González, Pablo Bolaños-Ulloa

Open Journal of Air Pollution Vol.6 No.1，March 17, 2017

DOI: 10.4236/ojap.2017.61002 1,851 Downloads 4,062 Views Citations
Statistical Approach to Regulation of Nanotechnology: Need, Advantages and Disadvantages (Articles)

Ricardo Santana Cabello, José Vega-Baudrit, Robin Zuluaga, Piedad Gañán

Journal of Biomaterials and Nanobiotechnology Vol.11 No.1，November 18, 2019

DOI: 10.4236/jbnb.2020.111002 1,231 Downloads 4,306 Views Citations
Nanobiodiversity and Biomimetic Adhesives Development: From Nature to Production and Application (Articles)

Angelo Espinoza-Ramirez, Huberth Fuentes-Rodriguez, Edson Hernandez-Herrera, Anthony Mora-Sandi, Jose Roberto Vega-Baudrit

Journal of Biomaterials and Nanobiotechnology Vol.10 No.2，April 4, 2019

DOI: 10.4236/jbnb.2019.102005 1,622 Downloads 3,855 Views Citations
Nanobiotechnology in Agricultural Sector: Overview and Novel Applications (Articles)

Katherine Alvarado, Mónica Bolaños, Carmen Camacho, Elías Quesada, José Vega-Baudrit

Journal of Biomaterials and Nanobiotechnology Vol.10 No.2，April 26, 2019

DOI: 10.4236/jbnb.2019.102007 1,827 Downloads 4,559 Views Citations
National Inventory of Mercury Release into Different Environmental Sectors Estimated by United Nations Environment Programme (UNEP) Toolkit in Costa Rica (Articles)

Aguilar Maria, Mora Jose, Sibaja Jose, Valdés Juan, Zabala Walter

Open Journal of Air Pollution Vol.6 No.2，June 27, 2017

DOI: 10.4236/ojap.2017.62007 1,453 Downloads 3,097 Views Citations
Description of Four New Species for the Genus Damasippus Stål, 1875 (Phasmida: Prisopodidae) (Articles)

Marcela Sánchez-Ocampo, Diego Monge-Villegas

Advances in Entomology Vol.11 No.2，April 28, 2023

DOI: 10.4236/ae.2023.112009 171 Downloads 738 Views Citations
Synthesis and Antibacterial Activity of Aromatic Homopropargyl Alcohols (Articles)

Christian A. Umaña, María L. Arias, Jorge A. Cabezas

International Journal of Organic Chemistry Vol.7 No.3，September 19, 2017

DOI: 10.4236/ijoc.2017.73023 1,730 Downloads 4,170 Views Citations
This article belongs to the Special Issue on Aromatic Compounds
Five New Species of Diplazium Sw. (Athyriaceae) from Nicaragua, Costa Rica and Colombia (Articles)

Alexander Francisco Rojas-Alvarado

American Journal of Plant Sciences Vol.9 No.5，April 13, 2018

DOI: 10.4236/ajps.2018.95071 775 Downloads 1,736 Views Citations
This article belongs to the Special Issue on Seedless Plants
Corrections in Recently Described Species of Ferns and Lycophytes from the Neotropics (Articles)

Alexander Francisco Rojas-Alvarado

Open Access Library Journal Vol.6 No.1，January 25, 2019

DOI: 10.4236/oalib.1105172 420 Downloads 884 Views Citations
Synthesis and Determination of Antitumor Activity of Jacaranone and Synthetic Analogs (Articles)

María L. Arias, Eugenia Corrales, Rebeca Poveda, Jorge A. Cabezas

International Journal of Organic Chemistry Vol.8 No.1，March 7, 2018

DOI: 10.4236/ijoc.2018.81007 1,018 Downloads 2,133 Views Citations
This article belongs to the Special Issue on Organic Compound and Its Derivatives
Notes on Meliponini (Hymenoptera: Apidae: Apinae) of Costa Rica: A Rescue Project of the South Caribe, Limón (Articles)

Marcela Sánchez-Ocampo, Diego Monge-Villegas, Carlos Cortés-Castillo

Open Access Library Journal Vol.10 No.3，March 31, 2023

DOI: 10.4236/oalib.1109916 63 Downloads 528 Views Citations
Novelties in Campyloneurum (Polypodiaceae) from Mesoamerica (Articles)

Alexander Francisco Rojas-Alvarado

American Journal of Plant Sciences Vol.8 No.4，March 31, 2017

DOI: 10.4236/ajps.2017.84062 1,584 Downloads 3,268 Views Citations
This article belongs to the Special Issue on Bryophyte and Pteridophyte
Four New Species and Additional Distributions of Elaphoglossum Section Elaphoglossum (Dryopteridaceae) from the Neotropics (Articles)

Alexander Francisco Rojas-Alvarado

American Journal of Plant Sciences Vol.8 No.6，May 19, 2017

DOI: 10.4236/ajps.2017.86082 3,256 Downloads 4,054 Views Citations
Three New Species of Ferns (Pteridophyta) from Mesoamerica (Articles)

Alexander Francisco Rojas-Alvarado

American Journal of Plant Sciences Vol.8 No.6，May 25, 2017

DOI: 10.4236/ajps.2017.86089 3,403 Downloads 4,480 Views Citations
Serpocaulon orosiense, a New Hybrid of Serpocaulon (Polypodiaceae) from Costa Rica (Articles)

Alexander Francisco Rojas-Alvarado, Lucía Barrantes-Calvo

Open Access Library Journal Vol.8 No.11，November 8, 2021

DOI: 10.4236/oalib.1108047 106 Downloads 601 Views Citations
Two New Species of Edible Berries, One in Gaultheria L. and Other in Vaccinium L. (Ericaceae) from Costa Rica and Panama (Articles)

Alexander Francisco Rojas-Alvarado, Pablo Muñoz-Cambronero

Open Access Library Journal Vol.8 No.11，November 30, 2021

DOI: 10.4236/oalib.1108116 185 Downloads 1,003 Views Citations
Metric of a Slow Rotating Body with Quadrupole Moment from the Erez-Rosen Metric (Articles)

Francisco Frutos-Alfaro, Edwin Retana-Montenegro, Iván Cordero-García, Javier Bonatti-González

International Journal of Astronomy and Astrophysics Vol.3 No.4，December 4, 2013

DOI: 10.4236/ijaa.2013.34051 4,682 Downloads 7,051 Views Citations
A Computer Program for the Newman-Janis Algorithm (Articles)

Carlos Gutiérrez-Chávez, Francisco Frutos-Alfaro, Iván Cordero-García, Javier Bonatti-González

Journal of Modern Physics Vol.6 No.15，December 29, 2015

DOI: 10.4236/jmp.2015.615227 3,710 Downloads 5,138 Views Citations
Quantitative Detection of Helicobacter pylori by Real Time PCR in Drinking Water—Environmental and Public Health Risk Significance (Articles)

Virginia Montero-Campos, Shirley Arias-Cordero, Benedicto Valdés-Rodríguez, Monserrat Jarquín-Cordero

Open Journal of Medical Microbiology Vol.5 No.3，September 15, 2015

DOI: 10.4236/ojmm.2015.53015 4,273 Downloads 5,940 Views Citations
Effect of Age at First Calving on First Lactation Milk Yield in Holstein Cows from Costa Rican Specialized Dairy Herds (Articles)

Mauren Salazar-Carranza, Gloriana Castillo-Badilla, Jaime Murillo-Herrera, Frank Hueckmann-Voss, Juan José Romero-Zúñiga

Open Journal of Veterinary Medicine Vol.4 No.9，September 10, 2014

DOI: 10.4236/ojvm.2014.49023 3,256 Downloads 4,979 Views Citations

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