technology market scan tech monitor g6c mar apr 2004 3 rk per cent to reach 28 7 billion in 2008 comparing nanotechnology other key emerging technologies the global nan otechnology at about 2002 was roughly comparable size biotechnology sector but far small er than 800 informat ics however nanotechnolo gy is believed be growing more twice as fast either of two nanomaterials segment which cludes several long established markets such carbon black rubber filler cata lytic converter materials and silver nano particles used photographic films papers presently accounts for over 97 5 sales by share will have shrunk 74 total nanotools creased their 4 1 2 nanodevices es tablished a major presence ket with 21 6 0 bil lion nanoparticles currently account largest fastest segments