GES: Photonic Band Gap Materials  
   Condensed matter theory group at National Center for Scientific Research, France.
   http://w3.ges.univ-montp2.fr/~cassagne/pbg_en.html

Photonic Crystal Research  
   Group at MIT.
   http://ab-initio.mit.edu/photons/

Photonic Band Links  
   Extensive, organized directory.
   http://www.pbglink.com/

Wave Crystal Group  
   Classical waves crystals, photonic crystals, sonic crystals, opals; Madrid, Spain.
   http://www.icmm.csic.es/cefe/

The Photonic Band Gap  
   Research group, part of condensed matter physics, Ames Laboratory, Iowa State University.
   http://www.public.iastate.edu/~cmpexp/groups/ho/pbg.html

Photonic Crystal Fibre  
   Research in the Optoelectronics group at the University of Bath.
   http://www.bath.ac.uk/Departments/Physics/groups/opto/pcf.html

Photonic Band Gap Materials  
   Andrew L. Reynolds photonic crystal web site download Translight a freeware TMM software for analysing periodic materials.
   http://www.elec.gla.ac.uk/~areynolds

PECS-IV: International Workshop on Photonic and Electromagnetic Crystal Structures  
   Institute for Pure and Applied Mathematics, UCLA, Los Angeles, California, USA; 28--31 October 2002.
   http://www.ipam.ucla.edu/programs/pecs-iv/

MySpecial Photonics Forum  
   A discussion place for people in Photonics, optical networking and telecommunications industry.
   http://www.myspecial.com.au/forum.asp

Photonic Bandgap Fibers & Devices Group  
   Photonic bandgap optical fiber research at MIT
   http://mit-pbg.mit.edu/

LC photonics  
   Reference bibliography for papers on photonic properties of chiral liquid crystals
   http://frsl06.physik.uni-freiburg.de/privat/juergen/lcphotonics.html

Fiber Optics Group  
   
   http://www.if.pwr.wroc.pl/instytut/labe/labe/labe.html

Photonic and Sonic Band Gap Bibliography  
   Reference bibliography for papers on optical and acoustic photonic band gaps.
   http://phys.lsu.edu/~jdowling/pbgbib.html