Scattering of light by colloidal aluminosilicate particles produces the unusual sky-blue color of Río Celeste (Tenorio volcano complex, Costa Rica).

by Erick Castellón, María Martínez, Sergio Madrigal-Carballo, María Laura Arias, William E Vargas, Max Chavarría
Published 2013-01-01

Photonic Crystal Characterization of the Cuticles of Chrysina chrysargyrea and Chrysina optima Jewel Scarab Beetles

by William E. Vargas, Esteban Avendano, Marcela Hernández-Jiménez, Daniel E. Azofeifa, Eduardo Libby, Ángel Solís, Cynthia Barboza-Aguilar
Published 2018-10-01