Extreme Optics Workshop (ExOp)

15 Jun 2026, 07:30 → 17 Jun 2026, 17:40 Europe/Bucharest

Monday 15 June

07:30 → 08:15 Transport from Hotel to ELI-NP

08:15 → 09:00 Registration

09:00 → 09:20 Opening Ceremony

09:20 → 11:50 Session 1 - PW to EW optics. sub-10 fs optics

09:20 Development of Extreme Optics

Speaker: Mikami Takuya

09:45 Beyond 100 petawatt laser and related technology developments

Speaker: Zhaoyang Li

10:10 SG-II-UP Petawatt Laser System: Performance Evaluation and Integration of Critical Optical Components

Speaker: Youen Jiang

10:35 Dispersive Optics a key element for femtosecond lasers

Speaker: Vladimir Pervak

11:00 Sub 10 fs optics characterisation for post-compression experiments

Speaker: Gabriel Bleotu

11:25 How Dispersive Optics Distort, and Sometimes Destroy, Your Laser Pulse

Speaker: Rosa Romero

11:50 → 12:50 Lunch

12:50 → 14:50 Session 2 - Fusion Optics

12:50 ELI Beamlines optics developments

Speaker: Daniel Kramer

13:15 High LIDT Coatings for Large Optics

Speaker: James Oliver

13:35 Manufacturing and characterization of large optics for laser-based fusion

Speaker: Henrik Ehlers

14:00 Lrge area optics: influence of defects on damage and loses

Speaker: Joshua McCauley

14:25 Very large ion beam sputtering coatings for high intensity lasers

Speaker: Kai Starke

14:50 → 15:10 Coffee Break

15:15 → 17:45 Session 3 - LIDT/High LIDT Optics

15:15 Multilayer dielectric coatings for high energy laser fusion drivers and their challenges to achieve long term operation without damage

Speaker: Carmen Menoni

15:40 Laser Damage Testing for Long-Term Reliability Assessment of High-Quality Optics under High-Energy and High-Average-Power Laser Operation

Speaker: Hitoki Yoneda

16:05 Laser Damage Characteristics of microstructured optical components

Speaker: Jinlong Zhang

16:30 Current challenges in high-power laser interactions with optical materials: fundamental mechanisms of damage and possible ways to maximize LIDT

Speaker: Nadezhda Bulgakova

16:55 Pushing the limits – Ion Beam Figuring

Speaker: David Schäfer

17:20 Ultrafast Laser Coatings for High-Power Laser Systems

Speaker: Hongfei Jiao

18:00 → 18:40 Transport from ELI-NP to Hotel

Tuesday 16 June

08:00 → 09:00 Transport from Hotel to ELI-NP

09:00 → 11:05 Session 4 - Plasma Optics / Isolation

09:00 High throughput, renewable plasma mirrors and plasma mirror “fuses” based on ultrathin films of liquid crystal

Speaker: Douglass Schumacher

09:25 Operation of a double-plasma mirror telescope with the 10-PW HPLS at ELI-NP

Speaker: Katinka von Grafenstein

09:50 Gas optics for high power and high energy laser applications

Speaker: Yurina Michine

10:15 Plasma Transmission Gratings for High-Power Pulse Compression

Speaker: Matthew Edwards

10:40 High LIDT conductive coatings (ITO)

Speaker: Marco Jupe

11:05 → 11:30 Coffee Break

11:30 → 12:45 Session 5 - Theoretical and Computational framework for laser damage

11:30 Towards Renewed ISO 21254 Standards for Laser-Induced Damage Threshold Testing

Speaker: Andrius Melninkaitis

11:55 Ultrafast laser damage to Optics: A comprehensive computational approach

Speaker: Enam Chowdhury

12:20 Atomistic simulations of optoelectronic properties of Si-TM-oxide materials for optical coatings

Speaker: Alexandru Nemnes

12:45 → 13:15 Lunch

13:15 → 14:40 Session 6 - Gratings

13:15 MLD Gratings for Extreme Lasers: Status and Trends

Speaker: Turan Erdogan

13:45 Progress in the latest pulse compressions gratings

Speaker: Yunxia Jin

14:15 Investigation of Multilayer Coating Design Related to Laser Damage Resistance of Chirped Mirrors for the Mid‑Infrared Region

Speaker: Muneo Sugiura

14:40 → 17:25 Poster Session + coffee break

17:30 → 18:00 Transport from ELI-NP to Dinner

18:00 → 22:30 Festive Dinner

22:30 → 23:00 Transport from Dinner to Hotels

Wednesday 17 June

08:00 → 09:00 Transport from Hotel to ELI-NP

09:00 → 11:30 Session 7 - Metrology and optics development in ELI and other facilities

09:00 High Power Optics Center at ELI-NP, Romania

Speaker: Ioan Dancus

09:25 Contamination problem of high power and high energy lasers

Speaker: Jitsuno Takahisa

09:50 Exploring Laser-Induced Damage Threshold in High-Intensity Optical Coatings

Speaker: Adrien Chauvain

10:15 Exploring Laser Induced Damage Threshold by electrical characterization of mirrors. Contamination effects and perspective for real-time monitoring

Speaker: Stefan Irimiciuc

10:40 Optimizing Performance of Focusing Parabolas

Speaker: Flemming Tinker

11:05 Development of laser interferometer for laser optics measurement

Speaker: Shijie Liu

11:30 → 11:50 Coffee Break

11:50 → 13:30 Session 8 - Nanolaminates

11:50 Dielectric quantized nanolaminates for high power laser optics

Speaker: Thomas Willemsen

12:15 Magnetron sputtered quantized nanolaminates and their application in laser optical coatings

Speaker: Stephan Waldner

12:40 Optical challenges in laser fusion drivers

Speaker: Gaia Barbierio

13:05 IBS metamaterials for high-LIDT fusion optics: materials, design concepts and performance overview

Speaker: Tobias Kruse

13:30 → 14:15 Lunch

14:15 → 14:30 ELI-NP presentation

Speaker: Ioan Dancus

14:30 → 15:20 Closing ceremony. Disscusions. Poster competition awards

15:20 → 17:30 Facility visit