Several lithographic techniques are used for patterning in the nanoscale region. Dip Pen Nanolithography combines cutting edge atomic level technologies with age old writing methods. Dip-Pen ...
Dip Pen Nanolithography (DPN), a direct-write soft lithography method, is used to develop nanostructures on a preferred substrate by offering sets of molecules through capillary transport from an ...
Mangaluru: In a feat of devotion and perseverance, a BCom graduate from Puttur has become one of the few women in India to write the entire Holy Quran using a traditional dip pen (qalam). Fathima ...
Reed and feather pens started to vanish in 1828 when John Mitchell, from Birmingham, made the first machine-made steel pen point for dip pens. But dipping the pen in ink frequently was a pain, and it ...
Long before the ballpoint pen and the fountain pen, letters were written by dip pens or nib pens. Early pens were simple. They were just a holder and a point. There was no ink reservoir. Geese or swan ...