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Diffraction spikes are lines radiating from bright light sources, causing what is known as the starburst effect [1] or sunstars [2] in photographs and in vision. They are artifacts caused by light diffracting around the support vanes of the secondary mirror in reflecting telescopes , or edges of non-circular camera apertures , and around ...
Elmcrest Hospital, later St. Francis Care Behavioral Health, was a small psychiatric facility in Portland, Connecticut.Opened in 1942, the campus incorporated three historic mansions, including a childhood home of 1800s businesswoman Elizabeth Jarvis Colt.
Light-emitting diode therapy (LEDT) is a clinical approach that applies different wavelengths of light to cure diseases or conditions with skin-safe lights. Following NASA's innovation in the 1990s with Light Emitting Diodes (LEDs) that emit a specific narrow light spectrum, LED Therapy (LEDT) showed significant potential. [ 1 ]
Adventist Health Portland (formerly Portland Adventist Medical Center), is a 302-bed hospital serving 900,000 residents on the east side of the Portland-Vancouver metropolitan area in the United States. [1] It is the primary teaching hospital of the Walla Walla University Nursing program. [2]
Starburst regions can occur in different shapes, for example in Messier 94 the inner ring is a starburst region. [5] Messier 82 has a starburst core of about 600 parsec in diameter. [3] Starbursts are common during galaxy mergers such as the Antennae Galaxies. In the case of mergers, the starburst can either be local or galaxy-wide depending on ...
Lunar corona A solar corona up Beinn Mhòr (South Uist). In meteorology, a corona (plural coronae) is an optical phenomenon produced by the diffraction of sunlight or moonlight (or, occasionally, bright starlight or planetlight) [1] by individual small water droplets and sometimes tiny ice crystals of a cloud or on a foggy glass surface.
Providence Portland Medical Center, located at 4805 NE Glisan St. in the North Tabor neighborhood of Portland, Oregon, is a full-service medical center specializing in cancer and cardiac care. Opened in 1941, the hospital is licensed for 483 beds, and has over 3,000 employees. There are approximately 1,000 physicians on staff.
Portland is a census-designated place (CDP) comprising the primary village and adjacent residential land in the town of Portland, Middlesex County, Connecticut, United States. It is located in the southwestern part of the town, bordered to the west and south by the Connecticut River , which forms the border with Cromwell to the west and ...