Extreme Optics Workshop (ExOp)

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

Monday 15 June

07:30 Transport from Hotel to ELI-NP

08:15 Registration

1 Opening Ceremony

Session 1 - PW to EW optics. sub-10 fs optics

2 Development of Extreme Optics

Speaker: Mikami Takuya

3 Beyond 100 petawatt laser and related technology developments

Speaker: Zhaoyang Li

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

Speaker: Youen Jiang

5 Dispersive Optics a key element for femtosecond lasers

Speaker: Vladimir Pervak

6 Sub 10 fs optics characterisation for post-compression experiments

Speaker: Gabriel Bleotu

7 How Dispersive Optics Distort, and Sometimes Destroy, Your Laser Pulse

Speaker: Rosa Romero

11:50 Lunch

Session 2 - Fusion Optics

8 ELI Beamlines optics developments

Speaker: Daniel Kramer

9 High LIDT Coatings for Large Optics

Speaker: James Oliver

10 Manufacturing and characterization of large optics for laser-based fusion

Speaker: Henrik Ehlers

11 Lrge area optics: influence of defects on damage and loses

Speaker: Joshua McCauley

12 Very large ion beam sputtering coatings for high intensity lasers

Speaker: Kai Starke

14:50 Coffee Break

Session 3 - LIDT/High LIDT Optics

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

Speaker: Carmen Menoni

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

Speaker: Hitoki Yoneda

15 Laser Damage Characteristics of microstructured optical components

Speaker: Jinlong Zhang

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

Speaker: Nadezhda Bulgakova

17 Pushing the limits – Ion Beam Figuring

Speaker: David Schäfer

18 Ultrafast Laser Coatings for High-Power Laser Systems

Speaker: Hongfei Jiao

18:00 Transport from ELI-NP to Hotel

Tuesday 16 June

08:00 Transport from Hotel to ELI-NP

Session 4 - Plasma Optics / Isolation

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

Speaker: Douglass Schumacher

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

Speaker: Katinka von Grafenstein

21 Gas optics for high power and high energy laser applications

Speaker: Yurina Michine

22 Plasma Transmission Gratings for High-Power Pulse Compression

Speaker: Matthew Edwards

23 High LIDT conductive coatings (ITO)

Speaker: Marco Jupe

11:05 Coffee Break

Session 5 - Theoretical and Computational framework for laser damage

24 Towards Renewed ISO 21254 Standards for Laser-Induced Damage Threshold Testing

Speaker: Andrius Melninkaitis

25 Ultrafast laser damage to Optics: A comprehensive computational approach

Speaker: Enam Chowdhury

26 Atomistic simulations of optoelectronic properties of Si-TM-oxide materials for optical coatings

Speaker: Alexandru Nemnes

12:45 Lunch

Session 6 - Gratings

27 MLD Gratings for Extreme Lasers: Status and Trends

Speaker: Turan Erdogan

28 Progress in the latest pulse compressions gratings

Speaker: Yunxia Jin

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

Speaker: Muneo Sugiura

30 Poster Session + coffee break

17:30 Transport from ELI-NP to Dinner

18:00 Festive Dinner

22:30 Transport from Dinner to Hotels

Wednesday 17 June

08:00 Transport from Hotel to ELI-NP

Session 7 - Metrology and optics development in ELI and other facilities

31 High Power Optics Center at ELI-NP, Romania

Speaker: Ioan Dancus

32 Contamination problem of high power and high energy lasers

Speaker: Jitsuno Takahisa

33 Exploring Laser-Induced Damage Threshold in High-Intensity Optical Coatings

Speaker: Adrien Chauvain

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

Speaker: Stefan Irimiciuc

35 Optimizing Performance of Focusing Parabolas

Speaker: Flemming Tinker

36 Development of laser interferometer for laser optics measurement

Speaker: Shijie Liu

11:30 Coffee Break

Session 8 - Nanolaminates

37 Dielectric quantized nanolaminates for high power laser optics

Speaker: Thomas Willemsen

38 Magnetron sputtered quantized nanolaminates and their application in laser optical coatings

Speaker: Stephan Waldner

39 Optical challenges in laser fusion drivers

Speaker: Gaia Barbierio

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

Speaker: Tobias Kruse

13:30 Lunch

41 ELI-NP presentation

Speaker: Ioan Dancus

14:30 Closing ceremony. Disscusions. Poster competition awards

15:20 Facility visit