Results 241 to 250 of about 59,744 (294)
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Do speed bumps really decrease traffic speed? An Italian experience
Accident Analysis & Prevention, 2001Italy introduced the extensive use of speed bumps only in 1990, in an attempt to limit the high number of fatalities involving pedestrians in urban streets caused by the high speed of vehicles. In many countries, such devices have been the subject of careful investigations (in order to assess their effectiveness and disadvantages for the traffic ...
PAU, MASSIMILIANO, S. ANGIUS
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Transcriptional speed bumps revealed in high resolution
Nature, 2018The enzyme RNA polymerase II, which transcribes DNA, pauses early in transcription and awaits signals to continue. High-resolution structures reveal how it is stopped and efficiently restarted. High-resolution structures of paused and active RNA polymerase II.
Karen, Adelman, Telmo, Henriques
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Speed bumps and the disabled community
Disability and Rehabilitation: Assistive Technology, 2012Dear EditorThe following is intended as a Letter to the Editor to alert the readership to the problems of speed bumps on the community of people with disabilities.Speed bumps are barriers to access...
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Power Generation Using Speed Bumps
SSRN Electronic Journal, 2019In the present day, energy is the foremost need of the human life. Everything happening in the environment is a result of the flow of energy in one or other forms. The significant usage of energy has led to an energy crisis over a few years. In order to overcome this problem, we need techniques for optimum use of conventional sources for conservation ...
Anupam Tripathi +4 more
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Evolutionary accelerants and speed bumps
2023Abstract Explains the factors that help or hinder the speed of evolution. Documents the roles of genetic variation, genetic interactions, mutation, population size, and sex in speeding evolution along. Considers the evolutionary virtues of being small.
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Speed (Road) Bumps: Issues and Opinions
Journal of Transportation Engineering, 1985Speed (road) bumps are controversial. Despite their effectiveness as a speed deterrent device, the use has not been widespread in the United States. A majority of traffic professionals are strongly opposed to the use of these bumps on public right-of-way. Liability and safety remain the primary concerns.
Himmat S. Chadda, Seward E. Cross
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A bump in the road: speed bumps’ impact on property values
International Journal of Housing Markets and Analysis, 2019PurposeSpeed bumps invite varied responses from homeowners, drivers and policymakers. Parents of small children like speed bumps, if they slow the passing traffic, but prospective home buyers may reject a home with a speed bump nearby, contemplating the traversal of it thousand times during an ownership period.
John Edward Graham, Adam Talbot Jones
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Smart roads hit integration speed bumps
Information Professional, 2004The vision is of a car's electronics tied into a complete roadside network. This intelligent transportation systems promises zero fatalities on accident-free roads. The US government announced that it would finally begin to explore the integration of in-car electronics with the highway information networks it has been rolling out, ever so slowly.
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Negotiating the speed bumps to fluorescence
Nature Biotechnology, 2002Two new studies use directed evolution to develop more rapidly maturing fluorescent proteins.
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