- American Chemical Society;
- International Sol-Gel Society;
- American Ceramic Society;
- New York Academy of Science;
Vendors:
- Sigma-Aldrich;
- Gelest;
- Fisher Scientific;
- Alfa-Aeser;
- VWR;
- Acros;
- Coleparmer;
- SPI.
Jobs:
- Chronicle of Higher Education;
- New Scientist;
- Chemjobs;
- L.G. Gonzer and associates.
Miscellaneous:
- Periodic Table;
- Spectral Database;
- Spectral Database of Minerals;
- Nanotechnology;
- Science Direct.