DELISM

Life prolongation of fs-laser mirrors through decontamination, endurance limit improvement and in situ monitoring

Description

Project details:

Contract No.: ELI-RO/RDI/2024_015
Submission code: ELI-RO/RDI/2024_015
Contract duration: 15.07.2024-31.03.2027

Stages:

  1. Fabrication and characterization of mirrors. 31.12.2024
  2. Testing of the mirrors optical quality. 31.12.2025
  3. LIDT testing for mirrors before and after contamination. 31.12.2026
  4. Data analyzing, modelling and concept system. 31.03.2027

Team

    COORDINATOR - National Institute for Laser, Plasma and Radiation Physics

  • Crăciun Valentin, SR I - project director
  • Crăciun Doina, SR I
  • Irimiciuc Ștefan, SR II
  • Garoi Petronela, SR II
  • Dorcioman Gabriela, SR II
  • Trefilov Alexandra, SR
  • Udrea Radu, RA
  • Nistorescu Adriana, Tech
  • Dinescu Gheorghe, SR I
  • Vizireanu Sorin, SR I
  • Stancu Cristian, SR
  • Acsente Tomy, SR II
  • Sătulu Veronica, SR III
  • Stoica Daniel, SR III
  • Mărăscu Valentina, SR III
  • Constantin Cătălin Ionuț, RA
  • Scărlătescu Alexandra, RA
  • Mitu Bogdana, SR I
  • Dinescu Maria, SR I
  • Bercea Adrian, SR
  • Badea Mihai, Tech I
  • Rusen Laurențiu, SR II

    PARTNER - Horia Hulubei National Institute of Physics and Nuclear Engineering

  • Ursescu Daniel, SR I - partner responsible
  • Bleotu Gabriel, Eng
  • Matei Dan, SR III
  • Takahisa Jitsuno, Eng
  • Gugiu Marius, Eng
  • Măgureanu Alexandru, Eng

Results

2024 - Stage I. Fabrication and characterization of mirrors

2025 - Stage II. Testing of the mirrors optical quality

2026 - Stage III. LIDT testing for mirrors before and after contamination

2027 - Stage IV. Data analyzing, modelling and concept system

Dissemination

    Publications

    2025
  1. Mogildea, G; Mogildea, M; Zgura, SI; Mihailescu, N; Craciun, D; Craciun, V; Brincoveanu, O; Mocanu, A; Tucureanu, V; Romanitan, C, Paraschiv, A; Vasile, BS; Constantinescu, CD; Direct High-Power Microwave Interaction with a Zinc Wire: A Novel Route to Crystalline ZnO Nanopowders Synthesis, International Journal Of Molecular Sciences, 26(18), DOI:10.3390/ijms26188981, 8981, (2025);
  2. PZhu, HC; Chiang, CC; Craciun, V; Deane, GM; Ren, F; Esquivel-Upshaw, JF: Yttrium Ion Release and Phase Transformation in Yttria-Stabilized Zirconia Under Acidic Conditions: Implications for Dental Implant Durability, MATERIALS, 18(14), DOI:10.3390/ma18143311, 3311, (2025);
  3. Cherono, S; Chris-Okoro, I; Liu, MX; Kim, RS; Nalawade, S; Akande, W; Maria-Diana, M; Mahl, J; Hale, C; Yano, J; Aravamudhan, S; Crumlin, E; Craciun, V; Kumar, D; “Transformation of TiN to TiNO Films via In-Situ Temperature-Dependent Oxygen Diffusion Process and Their Electrochemical Behavior METALS, 15(5), DOI:10.3390/met15050497, 497, (2025);
  4. Chris-Okoro, I; Cherono, S; Akande, W; Nalawade, S; Liu, MX; Martin, C; Craciun, V; Kim, RS; Mahl, J; Cuk, T; Yano, J; Crumlin, E; Schall, JD; Aravamudhan, S; Mihai, MD; Zheng, JZ; Zhang, L; Hautier, G; Kumar, D, Optical and Plasmonic Properties of High-Electron-Density Epitaxial and Oxidative Controlled Titanium Nitride Thin Films, JOURNAL OF PHYSICAL CHEMISTRY C, 129(7), 3762-3774, DOI:10.1021/acs.jpcc.4c06969, (2025);
  5. Irimiciuc, SA; Chertopalov, S; Novotny, M; Craciun, V; Lancok; J Exploring Ion Dynamics in Laser-Produced Plasmas, CONTRIBUTIONS TO PLASMA PHYSICS, 65(5), DOI:10.1002/ctpp.202400139, (2025);
  6. Odusanya, AA; Schall, JD; Pfeifer, MA; Wright, J; Martin, C; Craciun, V; Kumar, D; Optical properties of unoxidized and oxidized titanium nitride thin films, JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ENGINEERING, 20(1), DOI:10.1186/s40712-024-00203-6, 2, (2025);
  7. 2024
  8. V Craciun, D Craciun, SA Irimiciuc, G Dorcioman, P Garoi, A Trefilov, R Udrea, V Grumezescu, D Ursescu, G Bleotu, A Magureanu, C Ticos, V Geanta, I Voiculescu, J Mirza-Rosca, Pulsed laser deposition of thin films for advanced applications – 10 th International Conference on Material Science and Condensed Matter Physics MSCMP- Chisinau Moldova 30.09-04.10.2024 - Plenary presentation
  9. Petrisor Gabriel Bleotu, Fattima Al-Abedj, Yoshihide Nakamiya, Stefan Popa, Emilia Matache, Jitsuno Takahisa, Daniel Ursescu, Dispersion measurements results of laser mirrors contamination in vacuum, SPIE Laser Damage conference 2024, 7–10 October 2024, San Ramon, California, USA oral presentation; submitted to SPIE Proceeding, Paper_13190-43
  10. Takahisa Jitsuno, Antonia Toma, Petrisor Gabriel Bleotu, Stefan Popa, Alexandra Grigore, Alexandru Lazar, Sergiu Rusnac, Fattima Al-Abedj, Silvana Vasilca, Viviana Vladutescu, Yoshihide Nakamiya, Madalin Rosu, Daniel Ursescu, Ioan Dancus, Cristian Stancu, Gheorghe Dinescu, Countermeasures for the mirror carbonization in ELI-NP, SPIE Laser Damage conference 2024, 7–10 October 2024, San Ramon, California, USA oral presentation; submitted to SPIE Proceeding, Paper 13190-47

    Talks and Conferences

    2025
  1. L. Badea, A. V. Satulu, C. Stancu, C. Constantin, A. Bonciu, V. Ion, D. Craciun, R. Udrea, P. Garoi, S. A. Irimiciuc, G. Bleotu, F. Al-Abedj, E. Matache, S. Das, D. Sandu, D. Cracana, T. Jitsuno, D. Ursescu, G. Dinescu, V. Craciun, “Plasma Cleaning Investigations of Carbon Contaminated Optical Surfaces for High Power Laser Irradiations” 17th International Conference on Physics of Advanced Materials (ICPAM-17), 16–23 noiembrie 2025, Shizuoka University, Hamamatsu, Japonia;
  2. G. Bleotu, S.Das, T. Jitsuno, D. Matei, D. Sandu, F. Al-abedj, E. Matache, D. Cracana, R. Radoi, R. Pandele, A. Tanaseanu, T. Iacata, R. Udrea, S. Irimiciuc, P. Garoi, D. Craciun, V. Craciun, V. Satulu, G. Dinescu and D. Ursescu, Carbonization and optical degradation of laser mirrors: characterization and cleaning approaches, SPIE Laser Damage 2025, 19-22 oct, Rochester New York;
  3. V. Satulu, C. Stancu, C. Constantin, A. Bonciu, V. Ion, V. Craciun, G. Bleotu, F. Al-Abedj, E. Matache, S. Das, D. Sandu, D. Cracana, T. Jitsuno, D. Ursescu, G. Dinescu, Characteristics of laser optical mirrors affected by carbon contamination and plasma cleaning approaches, 21st International Conference on Plasma Physics and Applications, 3-5 Sept 2025, Bucuresti Romania;
  4. S. Das, F. Al-Abedj, G. Bleotu, S. Aikawa, A. Toma, G. Cojocaru, D. Ursescu, I. Dancus, T. Jitsuno, V. Satulu, C. Stancu, V. Craciun, G. Dinescu, Approach to preventing the carbonization of dielectric mirrors in ultra-intense laser systems, 3rd Int'l Conference "Advances in 3OM and Photonics Technologies" July 2025, Timisoara, Romania – 2025.

Contact

National Institute for Laser, Plasma and Radiation Physics; Laser Department
409 Atomiștilor Street, PO Box MG-36, Măgurele 077125, Ilfov, România.
Tel: +40 21 4574467
E-mail: valentin.craciun@inflpr.ro