A thin film that reflects light in intriguing ways could be used to make road signs that shine brightly and change color at night. The technology could help call attention to important traffic ...
The U.S. Department of Transportation’s Federal Highway Administration (FHWA) today announced a final rule that will improve safety for all road users by ensuring that pavement markings are made more ...
Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...
A thin film that reflects light in intriguing ways could be used to make road signs that shine brightly and change color at night, according to a study that will be published on Aug. 9 in Science ...
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