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Going for UV light therapy for acne, eczema, vitiligo? Know which technique works for you
The intensive phototherapy lights are normally in the blue-green spectrum (wavelengths 430-490nm). This is not ultraviolet light. Hand-held phototherapy (narrow band UVB) is a great idea and ideal for ...
New Atlas16h
First image of the shape of a single photon revealed in light study
The first direct visualization of the shape of a photon has been created. These particles of light are impossible to ...