The Department of Health (DOH) said Saturday that it has raised Code White alert in observance of Undas, or All Saints’ Day and All Souls’ Day. "Hanggang November 2 nakaataas ang Code White Alert sa ...

Abstract: A highly sensitive pH sensor based on a tapered single-mode optical fiber (SMF) working at the dispersion turning point (DTP) is proposed, with calcium alginate hydrogel coated on its ...