Global Cooperation in the World of Glass

ICG is a  not-for-profit GLASS SOCIETY comprising 33 national organizations in glass science and technology.

ICG promotes cooperation between glass experts through its Technical Committees (round robin testing, publication of scientific & technical papers) and by assisting in the organisation of conferences.

Its logo features the Egyptian hieroglyph for "brilliance".

ICG president

Dr Manoj Choudhary at the opening ceremony of the ICG conference in Bangkok, Thailand in September 2015. He replaced Prof Peng Shou as ICG president.

ICG encourages:
More national institutions to join as members
More individuals to serve on Technical Committees

How to be involved? 
Contact Prof P Simurka (

Iran was the latest country to join - in 2015.


Every three years ICG organises an International Congress on Glass. The last one was the ICG XXIV INTERNATIONAL CONGRESS 7th-11th April, 2016 in Shanghai, China. In the intervening years it sponsors an annual conference. Schools for young researchers take place in Europe and Asia each year.


23rd-26th September, Yokohama, Japan


Boston, USA

The 9th ICG Summer School will take place in Montpellier from 3-7th July 2017. Preliminary registration is possible by contacting:

The next ICG Winter School is planned for 13-17th November 2017 in Asia. This provisional date will be confirmed later.

You can find more information concerning registration and the lecture content on the Education pages of this web site.

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Committee Login