The known attempts to create a continuously-adjustable gear train with solid gears have led to development the gel bottle audrey of some so-called adaptive gears.The most structurally simple version of continuously- adjustable gear train is a two-wheel planetary gear.It is an obvious fact that an active regulation of gear ratio for the gear should
IntroductionCyanobacteria appeared in the anoxic Archean Earth, evolving for the first time oxygenic photosynthesis and deeply changing the atmosphere by introducing oxygen.Starting possibly from UV-protected environments, characterized by low visible and far-red enriched light spectra, cyanobacteria spread everywhere on Earth thanks to their adapt
Context.The initial periodontal examination which includes full-mouth periodontal probing is one of the discomforting procedures for a patient.Aim.To evaluate the efficacy of two local anesthetic gels in the reduction of pain during periodontal probing using Florida probe in CGP patients in comparison with manual probing.Materials and Methods.Ninet
This article is an advocacy research for Tehran, promoting an implication of architectural design as a tool for citizen empowerment and positive environmental change.In the article, I am offering a fresh look at Tehran’s housing problems by speculating an “opportunistic house” typology as a residential style that would serve much more than ju