  | Mazy, E., Michel, C., Hastanin, J., Clermont, L., Rossi, L., Dandumont, C., Georges, M., Marcotte, S., & Thizy, C. (08 August 2025). Improved BRDF metrology platform for Copernicus CO2I FCU calibration. Proceedings of SPIE: The International Society for Optical Engineering, 13567. doi:10.1117/12.3059481  Editorial Reviewed verified by ORBi |
 | Hastanin, J., Mazy, E., Clermont, L., Michel, C., Dandumont, C., Georges, M., Rossi, L., Marcotte, S., Rabecki, F., & Thizy, C. (08 August 2025). Cost-effective BRDF spectroscopic bench involving gimbal-based sample positioning system. Proceedings of SPIE: The International Society for Optical Engineering, 13567, 73. doi:10.1117/12.3059479 Editorial Reviewed verified by ORBi |
 | Michel, C., Clermont, L., Chouffart, Q., Mazy, E., Dandumont, C., De Rauw, D., La China, F., Fuente, I., Arts, M., Fougnie, B., & Zhao, Y. (28 July 2025). On-ground testing facility refinement for calibration of multiviewing, multichannel, multipolarisation imager (3MI) flight model 2. Proceedings of SPIE: The International Society for Optical Engineering, 13699, 12. doi:10.1117/12.3071578 Editorial Reviewed verified by ORBi |
 | Clermont, L., Algoedt, A., & Lesschaeve, S. (December 2024). Stray light correction method for telescopes with linear detector arrays in push-broom configuration: application to CO2M-CLIM. Optical Engineering, 63 (12). doi:10.1117/1.OE.63.12.124101 Peer Reviewed verified by ORBi |
 | Clermont, L., Michel, C., Chouffart, Q., & Zhao, Y. (22 August 2024). Going beyond hardware limitations with advanced stray light calibration for the Metop-3MI space instrument. Scientific Reports, 14 (1), 19490. doi:10.1038/s41598-024-68802-z Peer Reviewed verified by ORBi |
  | Leloup, C., Patanchon, G., Errard, J., Franceschet, C., Gudmundsson, J. E., Henrot-Versillé, S., Imada, H., Ishino, H., Matsumura, T., Puglisi, G., Wang, W., Adler, A., Aumont, J., Aurlien, R., Baccigalupi, C., Ballardini, M., Banday, A. J., Barreiro, R. B., Bartolo, N., ... The LiteBIRD collaboration. (June 2024). Impact of beam far side-lobe knowledge in the presence of foregrounds for LiteBIRD. Journal of Cosmology and Astroparticle Physics, 2024 (6), 011. doi:10.1088/1475-7516/2024/06/011 Peer Reviewed verified by ORBi |
 | Lonappan, A. I., Namikawa, T., Piccirilli, G., Diego-Palazuelos, P., Ruiz-Granda, M., Migliaccio, M., Baccigalupi, C., Bartolo, N., Beck, D., Benabed, K., Challinor, A., Errard, J., Farrens, S., Gruppuso, A., Krachmalnicoff, N., Martínez-González, E., Pettorino, V., Sherwin, B., Starck, J., ... The LiteBIRD collaboration. (June 2024). LiteBIRD science goals and forecasts: a full-sky measurement of gravitational lensing of the CMB. Journal of Cosmology and Astroparticle Physics, 2024 (6), 009. doi:10.1088/1475-7516/2024/06/009 Peer Reviewed verified by ORBi |
 | Campeti, P., Komatsu, E., Baccigalupi, C., Ballardini, M., Bartolo, N., Carones, A., Errard, J., Finelli, F., Flauger, R., Galli, S., Galloni, G., Giardiello, S., Hazumi, M., Henrot-Versillé, S., Hergt, L. T., Kohri, K., Leloup, C., Lesgourgues, J., Macias-Perez, J., ... The LiteBIRD collaboration. (June 2024). LiteBIRD science goals and forecasts. A case study of the origin of primordial gravitational waves using large-scale CMB polarization. Journal of Cosmology and Astroparticle Physics, 2024 (6), 008. doi:10.1088/1475-7516/2024/06/008 Peer Reviewed verified by ORBi |
 | Namikawa, T., Lonappan, A. I., Baccigalupi, C., Bartolo, N., Beck, D., Benabed, K., Challinor, A., Diego-Palazuelos, P., Errard, J., Farrens, S., Gruppuso, A., Krachmalnicoff, N., Migliaccio, M., Martínez-González, E., Pettorino, V., Piccirilli, G., Ruiz-Granda, M., Sherwin, B., Starck, J., ... The LiteBIRD collaboration. (June 2024). LiteBIRD science goals and forecasts: improving sensitivity to inflationary gravitational waves with multitracer delensing. Journal of Cosmology and Astroparticle Physics, 2024 (6), 010. doi:10.1088/1475-7516/2024/06/010 Peer Reviewed verified by ORBi |
 | Clermont, L., & Adam, G. (May 2024). Using deep learning for effective simulation of ghost reflections. Results in Optics, 15, 100643. doi:10.1016/j.rio.2024.100643 Peer Reviewed verified by ORBi |
 | Clermont, L. (14 March 2024). Unlocking stray light mysteries in the CoRot baffle with the time-of-flight method. Scientific Reports, 14 (1), 6171. doi:10.1038/s41598-024-56310-z Peer Reviewed verified by ORBi |
 | Clermont, L. (2024). The stray light baffle for the ARRAKIHS mission. In L. E. Coyle (Ed.), Space Telescopes and Instrumentation 2024: Optical, Infrared, and Millimeter Wave. International Society for Optical Engineering (SPIE). doi:10.1117/12.3021043 Editorial reviewed |
 | Clermont, L. (2024). Out-of-field stray light correction in optical instruments: the case of Metop-3MI. Journal of Applied Remote Sensing, 18 (1). doi:10.1117/1.JRS.18.016508 Peer Reviewed verified by ORBi |
 | Clermont, L., & Adam, G. (2024). Using deep learning to improve stray light optical simulations in space telescopes. In S. E. Egner (Ed.), Modeling, Systems Engineering, and Project Management for Astronomy XI (pp. 1). International Society for Optical Engineering (SPIE). doi:10.1117/12.3021041 Editorial reviewed |
 | Clermont, L., Uhring, W., Georges, M., Khaddour, W., Blain, P., & Mazy, E. (2023). Advances in stray light characterization by ultrafast time-of-flight imaging. In Proceedings of SPIE 12777. International Conference on Space Optics — ICSO 2022 (pp. 127770). Bellingham, United States: International Society for Optical Engineering (SPIE). doi:10.1117/12.2689033 Editorial reviewed |
 | Ummel, A., Roulet, J.-C., Holzer, J., Droz, F., Weigel, T., Clermont, L., Georges, M., Abrantes, J., Tomuta, D., Isaak, K., Doyle, D., Miranda, M., & Pache, C. (2023). Verification of straylight rejection of optical science payloads using a pulsed laser source. In Proceedings of SPIE 12777. International Conference on Space Optics — ICSO 2022. Bellingham, United States: International Society for Optical Engineering (SPIE). doi:10.1117/12.2690880 Editorial reviewed |
 | Hubmayr, J., Ade, P. A. R., Adler, A., Allys, E., Alonso, D., Arnold, K., Auguste, D., Aumont, J., Aurlien, R., Austermann, J. E., Azzoni, S., Baccigalupi, C., Banday, A. J., Banerji, R., Barreiro, R. B., Bartolo, N., Basak, S., Battistelli, E., Bautista, L., ... Zonca, A. (November 2022). Optical Characterization of OMT-Coupled TES Bolometers for LiteBIRD. Journal of Low Temperature Physics, 209 (3-4), 396 - 408. doi:10.1007/s10909-022-02808-7 Peer Reviewed verified by ORBi |
 | Lamagna, L., Franceschet, C., De Petris, M., Gudmundsson, J. E., Hargrave, P. C., Maffei, B., Noviello, F., O'Sullivan, C., Paiella, A., Columbro, F., Austermann, J. E., Bersanelli, M., Chahadih, A., Cicuttin, M., Clermont, L., De Bernardis, P., Fleury-Frenette, K., Georges, M., Geuzaine, C., ... Winter, B. (2022). Optical modeling for the LiteBIRD Medium and High Frequency Telescope. In Millimeter, Submillimeter, and Far-Infrared Detectors and Instrumentation for Astronomy XI (pp. 121901). International Society for Optical Engineering (SPIE). doi:10.1117/12.2629271 |
 | Clermont, L., Uhring, W., Georges, M., Khaddour, W., Blain, P., & Mazy, E. (2022). A new paradigm in the field of stray light control and characterization enabled by ultrafast time-of-flight imaging. In R. Navarro (Ed.), Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation V (pp. 121881). International Society for Optical Engineering (SPIE). doi:10.1117/12.2629300 |
 | Clermont, L., Uhring, W., Khaddour, W., Blain, P., Mazy, E., & Georges, M. (30 May 2022). Ultrafast time-of-flight imaging with SPAD and picosecond laser for validation of the stray light rejection in an optical calibration facility [Paper presentation]. SPIE Photonics Europe, Strasbourg, France. doi:10.1117/12.2621661 Editorial reviewed |
 | Clermont, L. (March 2022). Stray Light Correction Algorithm for High Performance Optical Instruments: The Case of Metop-3MI. Remote Sensing, 14 (6), 1354. doi:10.3390/rs14061354 Peer Reviewed verified by ORBi |
 | Clermont, L. (2021). Stray light control in space instruments: overcoming the conventional limits [Doctoral thesis, ULiège - Université de Liège]. ORBi-University of Liège. https://orbi.uliege.be/handle/2268/260882 |
 | Clermont, L. (28 May 2021). Stray light control and analysis for an off-axis three-mirror anastigmat telescope. Optical Engineering, 60 (5), 055106. doi:10.1117/1.OE.60.5.055106 Peer reviewed |
 | Clermont, L., Uhring, W., & Georges, M. (12 May 2021). Stray light characterization with ultrafast time-of-flight imaging. Scientific Reports, 10081. doi:10.1038/s41598-021-89324-y Peer Reviewed verified by ORBi |
 | Clermont, L., Uhring, W., & Georges, M. (2021). Time-resolved characterization of stray light. In P. Lehmann (Ed.), Optical Measurement Systems for Industrial Inspection XII (pp. 1178209). International Society for Optical Engineering (SPIE). doi:10.1117/12.2593370 |
 | Clermont, L., Languy, F., & Georges, M. (July 2020). Afocal combinations and focus control for laser launch telescopes. Journal of Astronomical Telescopes, Instruments, and Systems, 6 (3), 034003. doi:10.1117/1.JATIS.6.3.034003 Peer Reviewed verified by ORBi |
 | Clermont, L., Michel, C., Blain, P., Loicq, J., & Stockman, Y. (2020). Stray light entrance pupil: an efficient tool for stray light characterization. Optical Engineering. doi:10.1117/1.OE.59.2.025102 Peer Reviewed verified by ORBi |
Clermont, L., Michel, C., Blain, P., & Stockman, Y. (2019). The stray-light entrance pupil concept and how it can be used to facilitate stray-light characterization. In Proceedings Volume 11103, Optical Modeling and System Alignment; 111030H (2019) https://doi.org/10.1117/12.2529628. doi:10.1117/12.2529628 |
 | Clermont, L., Languy, F., & Georges, M. (2019). Design of a laser guide star for applications to adaptive optics. In Hahlweg & J. R. Mulley (Eds.), Proceedings Volume 11105, Novel Optical Systems, Methods, and Applications XXII (pp. 111051). Bellingham, United States: International Society for Optical Engineering (SPIE). doi:10.1117/12.2529662 |
 | Mazy, E., Michel, C., Marcotte, S., Clermont, L., Marquet, B., Jacobs, J., Domken, I., & Stockman, Y. (01 September 2019). Recent development in BTDF/BRDF metrology on large-scale Lambertian-like diffusers: application to on-board calibration units in space instrumentation. Proceedings of SPIE: The International Society for Optical Engineering, 11102, 1110204. doi:10.1117/12.2529542 |
Clermont, L., Michel, C., Mazy, E., & Stockman, Y. (2019). Post-processing correction of stray-light in space instruments: application to the 3MI earth observation instrument. In Proceedings Volume 11180, International Conference on Space Optics — ICSO 2018; 111804H (2019). doi:10.1117/12.2536080 |
 | Clermont, L., Michel, C., & Mazy, E. (21 June 2019). Performance enhancement of a BSDF test bench using an algorithm fed with laser-tracker measurements. Proceedings of SPIE: The International Society for Optical Engineering, 11057. doi:10.1117/12.2526080 Peer reviewed |
 | Clermont, L. (04 February 2019). Why Stray-light in optical instruments matters and what to do about it [Paper presentation]. STAR workshop 2019, Liège, Belgium. |
Clermont, L. (05 January 2019). Advanced course on stray-light in space optical instruments [Paper presentation]. China Academy of Space Technology, Beijing, China. |
 | Clermont, L., Mazy, E., Marquet, B., & Plesseria, J.-Y. (2019). An in-flight calibration assembly for the earth observation instrument Sentinel-4 UVN. Proceedings of SPIE: The International Society for Optical Engineering, 11116. doi:10.1117/12.2529572 Peer reviewed |
 | Plesseria, J.-Y., Marquet, B., Mazy, E., Clermont, L., Mazzoli, A., & Telle, A. (2018). Utilisation of Acktar Black coatings in space applications. In International Sumposion on Materials in the Space Envrionment (ISMSE) 2018. Peer reviewed |
 | Clermont, L., Michel, C., Mazy, E., Pachot, C., Daddi, N., Mastrandread, C., & Stockman, Y. (2018). Stray-light calibration and correction for the MetOp-SG 3MI mission. In Proceedings Vol. 10704: Observatory Operations: Strategies, Processes, and Systems VII. doi:10.1117/12.2314208 Peer reviewed |
 | Clermont, L., Jacobs, J., Blain, P., Abreu, M., Vandenbussche, B., Royer, P., Huygen, R., Halain, J.-P., & Baeke, A. (2018). Automatized alignment of the focal plane assemblies on the PLATO cameras. In Proceedings Vol. 10698: Space Telescopes and Instrumentation 2018: Optical, Infrared, and Millimeter Wave. doi:10.1117/12.2314167 Peer reviewed |
 | Clermont, L., Blain, P., Mazy, E., Plesseria, J.-Y., Marquet, B., & Stockman, Y. (2017). Design and tests of the sun baffle for the Sentinel-4 UVN embedded calibration assembly. In Proceedings Vol. 10562: International Conference on Space Optics — ICSO 2016. doi:10.1117/12.2296135 Peer reviewed |
 | Michel, C., Blain, P., Clermont, L., Languy, F., Lenaerts, C., Fleury-Frenette, K., Décultot, M., Habraken, S., Vandormael, D., Cloots, R., Thalluri, G. K., Henrist, C., Colson, P., & Loicq, J. (2017). Waveguide solar concentrator design with spectrally separated light. Solar Energy, 157, 1005-1016. doi:10.1016/j.solener.2017.09.015 Peer Reviewed verified by ORBi |
 | Loicq, J., Clermont, L., Dierckx, W., Van Achteren, T., & Stockman, Y. (2017). A 100 M GROUND RESOLUTION GLOBAL DAILY COVERAGE EARTH OBSERVATION MISSION. Proceedings of SPIE: The International Society for Optical Engineering, Proc. of SPIE Vol. 10563. doi:10.1117/12.2304095 |
 | Loicq, J., Blain, P., Kintziger, C., Desselle, R., Stockman, Y., Domken, I., Renotte, E., Clermont, L., Rider, K., Chou, C., Poppett, C., Frey, H., & Mende, S. (2016). Alignment and calibration of the ICON-FUV instrument: Development of a vacuum UV facility. Proceedings of SPIE: The International Society for Optical Engineering. doi:10.1117/12.2233192 Peer reviewed |
 | Blain, P., Michel, C., Clermont, L., Languy, F., Décultot, M., Habraken, S., Lenaerts, C., Fleury-Frenette, K., Vandormael, D., & Loicq, J. (15 May 2014). Spectral splitting planar solar concentrator : Design and Experimental testing Preliminary results. Proceedings of SPIE: The International Society for Optical Engineering, 9140. doi:10.1117/12.2051505 |
 | Clermont, L., Stockman, Y., Dierckx, W., & Loicq, J. (01 May 2014). Comparison of off-axis TMA and FMA telescopes optimized over different fields of view: applications to Earth observation. Proceedings of SPIE: The International Society for Optical Engineering, 9131. doi:10.1117/12.2052271 |
 | Clermont, L. (January 2014). Analyse de stray-light d’un moyen d’essai de mesure de lumière parasite pour des instruments d’observation de la terre [Paper presentation]. SFO Calcul Optique, Paris, France. |
 | Vandewalle, N., Clermont, L., Terwagne, D., Dorbolo, S., Mersch, E., & Lumay, G. (2012). Symmetry breaking in a few-body system with magnetocapillary interactions. Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics, 85, 041402. doi:10.1103/PhysRevE.85.041402 Peer Reviewed verified by ORBi |
