Photonics group, Wroclaw University of Technology, Poland
- Gives details on the research, development and publications on photonics crystal structures by the Faculty of Microsystems Electronics and Photonics, Wroclaw University of Technology, Poland.
- http://www.wemif.pwr.wroc.pl/photonicsgroup

Photonics and Photonic Materials Group
- Research in the Optoelectronics group at the University of Bath.
- http://www.bath.ac.uk/physics/groups/ppmg/

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

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

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

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

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/

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

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

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

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