Results 271 to 280 of about 3,605,857 (342)

Systematic Review of Pediatric Photoprotection in Children of Color. [PDF]

open access: yesInt J Womens Dermatol
Fitzmaurice W   +5 more
europepmc   +1 more source

Color variation in radio-luminescence of P-dots doped with thermally activated delayed fluorescence molecules.

open access: yesPhys Chem Chem Phys
Su Z   +12 more
europepmc   +1 more source
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THE ULTRAVIOLET RAYS OF THE SUN

JAMA: The Journal of the American Medical Association, 1925
The essential importance of ultraviolet rays in medicine has just begun to be appreciated. The action of these rays, as distinct from the visible radiations of the sun, has been known for many years, but physiologists have only recently become fully alive to their significance in relation to the normal and pathologic conditions of man.
A. Hess
openaire   +3 more sources

STANDARDIZATION OF ULTRAVIOLET RAYS

Journal of the American Medical Association, 1926
Heliotherapy has gained more and more advocates among the medical profession in the last few years. There is no denying the fact that ultraviolet radiation intelligently used in favorable cases has shown encouraging results. The amount of radiation administered in a single treatment or the total energy applied in a series of treatments varies widely ...
E. A. Pohle
openaire   +3 more sources

PENETRATION OF EPIDERMIS BY ULTRAVIOLET RAYS

Photochemistry and Photobiology, 1966
Abstract— The u.v. transmission characteristics of various epidermal specimens prepared by various methods were measured by a recording spectrophotometer and integrating spheres. Although suction or stretch and heat produced the most satisfactory specimens, transmission data obtained from all specimens were similar and generally resembled that reported
Robert L. Olson   +3 more
openaire   +4 more sources

The action of ultraviolet rays on amoeba protoplasm [PDF]

open access: possibleProtoplasma, 1933
1. By making centrifuge tests on two species of amoeba,Amoeba proteus andAmoeba dubia, it is possible to determine the effects of ultraviolet rays both on the cortical protoplasm or plasmagel and the internal fluid protoplasm or plasmasol. 2. Ultraviolet radiation causes a pronounced liquefaction of the cortex or plasmagel. 3.
Kathryn Daugherty, L. V. Heilbrunn
openaire   +2 more sources

A PRACTICAL WINDOW FOR TRANSMITTING ULTRAVIOLET RAYS

Journal of the American Medical Association, 1928
The situation relative to windows transparent to ultraviolet rays is briefly as follows: As a result of the now well established fact that ultraviolet rays have a beneficial influence on health, glass manufacturers have been stimulated to produce sheets of window glass which will allow a considerable portion of the shortest (curative) waves reaching ...
A. H. Pfund
openaire   +3 more sources

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