Open abstract submission (#220)

* Open abstract submission, add comment on fees

* Add sponsors

* Better logo

Author: a-latyshev

assets/img/fenics2026/logo_dalembert.png

@@ -8,6 +8,7 @@ permalink: /fenics-2026/
 
 ## Updates
 
+* **16 January 2026**: Abstract submission is open.
 * **27 November 2025**: Abstract submission deadline is announced as 13 March 2026.
 * **12 September 2025**: FEniCS 2026 is announced.
 
@@ -32,7 +33,7 @@ Links to previous FEniCS conferences can be found [here](index.md).
 
 ## Important dates
 
-- Abstract submission is open: early 2026.
+- Abstract submission is open: 16 January 2026.
 - Abstract submission deadline: 13 March 2026.
 - Information about abstract acceptence is publshed: TBA
 - Early bird registration deadline: 15 May 2026.
@@ -57,12 +58,30 @@ France
 
 ## Registration
 
-- All participants must register for the conference.
 - Link to the registration form and deadlines will be posted in early 2026.
+- Early bird registration fee will be set around 200€-250€.
+- All participants must register for the conference.
+- The registration fee includes: conference activities, coffee breaks,
+  conference dinner, social events. The registration fee does not include
+  lunches and it is non refundable.
 
 ## Abstract submission
 
-The call for abstract for talks and posters will open in early 2026.
+- [Call for abstracts (talks and posters)](https://docs.google.com/forms/d/e/1FAIpQLSf746nuRPk8VcpVispuXuhExP2W9GQPdXP5lEvs7NjIYLzQnQ/viewform) is now open, and closes on 13 March 2026.
+- Conference delegates will be notified about abstract acceptance after abstract submission closes.
+- The length of talks will depend on registration numbers, but is expected to be around 15 minutes.
+- There will be a dedicated poster session. Thanks to [Flax & Teal](https://flaxandteal.co.uk/) for sponsoring the poster session.
+- Presenting is not a prerequisite for attending: you are welcome to register for the conference and attend without talking/presenting a poster.
+
+## Travel awards
+
+[Flax & Teal](https://flaxandteal.co.uk/) and [d'Alembert Institut | Sorbonne University](https://www.dalembert.upmc.fr/ijlrda/) have kindly offered to support travel
+awards for attendees who would otherwise struggle to come to the conference for
+financial reasons. Priority will be given to junior students and researchers or
+those working in countries with a less developed research infrastructure.
+Applicants are strongly encouraged to submit an abstract to the conference.
+- To apply for a travel award, send a letter of motivation, an estimation of travel costs, CV and if applicable, the title of the submitted conference abstract to [andrey.latyshev@uni.lu](mailto:andrey.latyshev@uni.lu?cc=corrado.maurini%40sorbonne-universite.fr%2Cridg%40uchicago.edu&subject=FEniCS26%3A%20).
+- Applications will be assessed by the local organizing committee. The cut-off date for applications is 13 March 2026.
 
 ## Code of conduct
 
@@ -72,6 +91,19 @@ abusive, harassing, or otherwise unacceptable behavior may be reported
 by contacting the conference organizers or the [FEniCS Steering
 Council](https://github.com/FEniCS/governance).
 
+## Sponsors
+We acknowledge the generous support from the [Flax &
+Teal](https://flaxandteal.co.uk/) to sponsor travel awards and poster session
+
+[![Flax & Teal](/assets/img/flax.png){:.image-center}](https://flaxandteal.co.uk/)
+
+as well as [d'Alembert Institut | Sorbonne
+University](https://www.dalembert.upmc.fr/ijlrda/) for sponsoring extra travel awards
+
+[![d'Alembert Institut](/assets/img/fenics2026/logo_dalembert.png){:.image-center}](https://www.dalembert.upmc.fr/ijlrda/)
+
+We further thank sponsorship from the [Ridgway Scott Foundation](https://people.cs.uchicago.edu/~ridg/prizes/prizes.html) to support Best Presentation and Poster Awards.
+
 ## Organizing committee
 
 - [Jérémy Bleyer](https://bleyerj.github.io/), École des Ponts/IP Paris.