Muller, 2020 - Google Patents
Concrete with improved visibility in low light conditionsMuller, 2020
View PDF- Document ID
- 11767872738131060040
- Author
- Muller H
- Publication year
External Links
Snippet
In a world where the sun sets at the end of every day, humans are forced to move about in low light conditions, for which they are not specifically adapted to do. This is even more prevalent in modern times where sunset does not mean resting time. When travelling in low …
- 239000004567 concrete 0 title abstract description 384
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
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