We are accepting abstracts related to all aspects of design, simulation, and fabrication of PCSELs and related photonic crystal-based light sources, including: 

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• PCSELs in GaN, GaAs, InP, and GaSb

• Quantum dot PCSELs

• Quantum cascade PCSELs

• Topological photonic crystals

• Nanopillar photonic crystals

• Photonic crystal membranes

• Bound state in continuum

• Emerging materials systems

• PCSEL integration and applications

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Regular presentation will be 12 minutes + 3 minutes for questions.​ Download the abstract template here. All abstract will be considered for both oral and poster presentations unless otherwise specified. If you wish to be considered only for a poster presentation, please specify this when you submit your abstract.

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Submission deadline:

23:59 on Friday 1st August 2025

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Please return a complete abstract template by email to workshop@pcsel.org, along with the following information: your name (including title), position, & affiliation. 

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Notification of acceptance:

Friday 15th August 2025

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Please note- By submitting an abstract to PCSEL 2025, you are agreeing to your abstract being made available public via our online abstract booklet during and after the Workshop.

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For information about submitting an abstract to PECS-XIV, please follow this link: https://pecs-xiv.york.ac.uk/abstract-submission

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