The Combustion Institute would like to remind prospective attendees of the CI’s 40th International Symposium – Emphasizing Energy Transition of the early registration deadline of 23 June 2024. It is highly recommended that you register prior to this date to take advantage of the discounted registration rates, as well as to secure your spot at the various social events (some of which may have limited attendance).

Additionally, this is the date by which student presenters of OPPs and PPPs must register to take advantage of their waived registration codes. After this date, ALL students, whether presenters or attendees, will have to pay the full registration fee. If you have not yet received your complimentary registration code as a student presenter, please contact

We would also like to take this opportunity to inform you of the exciting news that we are offering Childcare services for the duration of the symposium. More information is available here.

Questions regarding general symposium information, registration and accommodations may be directed to Other questions and communications can be directed to