A potential new type of celestial object has all the makings of a normal small galaxy. It’s rich with the same hydrogen gas ...
OSN Cornea/External Disease Board Member Eric D. Donnenfeld, MD, and a panel of experts examined a series of unusual ...
As screen time increases and vision problems become more common at every age, many still misunderstand conditions like myopia ...
Abstract: A simple and compact sensor based on a cascaded fiber Bragg grating (FBG)/droplet-like fiber structure is proposed for simultaneous measurement of refractive index (RI) and temperature. The ...
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