The Canada Housing and Mortgage Corporation reports grid patterns can require 50 percent more space for streets than cul de sac patterns. That means an area with 400 square miles–approximately the ...

CNTs were grown on grids with 10μm (a) spacing and 50μm spacing (b). (c) and (d) show a higher magnification of the nanotubes grown within the dimensions of the grids. Conclusions. In conclusion, we ...