Category: Research

Photonic OH Suppression

/*! elementor – v3.11.5 – 14-03-2023 */ .elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=”.svg”]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block} Photonic OH Suppression Emission from OH molecules in the upper atmosphere is a significant contributor to the background of any astronomical image or spectra at near infrared wavelengths. This limits the depth of observations possible. The AAO, in…
An image taken of the Gemini North Observatory on Mauna Kea while propagating the Adaptive Optics Laser Guide Star into the heart of the Big Dipper. (Credit:Stéphane Courteau/Queen's University)

Adaptive Optics

/*! elementor – v3.11.2 – 22-02-2023 */ .elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=”.svg”]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block} An image taken of the Gemini North Observatory on Mauna Kea while propagating the Adaptive Optics Laser Guide Star into the heart of the Big Dipper. (Credit:Stéphane Courteau/Queen’s University) Adaptive Optics Adaptive optics is used to improve the…