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Laan, E. (author), Stam, D. (author), Snik, F. (author), Karalidi, T. (author), Keller, C. (author), ter Horst, R. (author), Navarro, R. (author), Oomen, G. (author), de Vries, J. (author), Hoogeveen, R. (author), TNO Industrie en Techniek (author)SPEX (Spectropolarimeter for Planetary EXploration) is an innovative, compact remotesensing instrument for measuring and characterizing aerosols in the atmosphere. The shoebox size instrument is capable of accurate full linear spectropolarimetry without moving parts or liquid crystals. High precision polarimetry is performed through encoding the...conference paper 2017
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Otter, G. (author), Dijkhuizen, N. (author), Vosteen, A. (author), Brinkers, S. (author), Gür, B. (author), Kenter, P. (author), Sallusti, M. (author), Tomuta, D. (author), Veratti, R. (author), Cappani, A. (author)The Global Ozone Monitoring Experiment-2[1] (GOME-2) represents one of the European instruments carried on board the MetOp satellite within the ESA’s “Living Planet Program”. Consisting of three flight models (FM’s) it is intended to provide long-term monitoring of atmospheric ozone and other trace gases over a time frame of 15-20 years, thus...conference paper 2017
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- Leijtens, J. (author), Vliegenthart, W. (author), Lampridis, D. (author), Vacanti, G. (author), Monna, B. (author), Bechthum, E. (author), Hagenaars, K. (author), van der Heide, E. (author), Kruijff, M. (author), van Breukelen, E. (author), Lemair, A. (author) conference paper 2017
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Leijtens, J. (author), de Boom, K. (author), Durkut, M. (author), Hakkesteegt, H. (author), Theuwissen, A. (author), Xie, N. (author)What started as an academic development in frame of the Dutch MicroNed program five years ago should culminate in the introduction of the smallest digital sunsensor available in (and probably outside) of Europe at the ICSO. At the ICSO, TNO plans to show for the first time a working mini-DSS, based on the APS+ chip. The sunsensor has been...conference paper 2017
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van den Dool, T.C. (author), Gielesen, W. (author), Kamphues, F. (author), Loix, N. (author), Kooijman, P.P. (author), de Vries, C. (author), van Weers, H. (author), Fleury, K. (author), Stockman, Y. (author), Velsink, G. (author), Benoit, J. (author), Poupinet, A. (author), Sève, F. (author), TNO Industrie en Techniek (author)TNO, in cooperation with Micromega-Dynamics, SRON, Dutch Space and CSL, has designed a compact breadboard cryogenic delay line (figure 1) for use in future space interferometry missions. The work is performed under ESA contract 17.747/03 in preparation for the DARWIN mission. The breadboard (BB) delay line is representative of a flight mechanism...conference paper 2017
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Gielesen, W.L.M. (author), de Bruijn, D. (author), van den Dool, T.C. (author), Kamphues, F. (author), Meijer, E. (author), Braam, B.C. (author)GAIA is a global space astrometry mission, successor to the Hipparcos mission, launched in 1989. The GAIA spacecraft is being built by EADS Astrium France and is scheduled for launch in 2013. At a distance of 1.5 million km from Earth at Lagrangian point L2, slowly spinning around its axis, GAIA will monitor each target star about 100 times over...conference paper 2017
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- Dobber, M.R. (author), Kleipool, Q. (author), Veefkind, J.P. (author), Levelt, P. (author), Rozemeijer, N. (author), Hoogeveen, R. (author), Aben, I. (author), de Vries, J. (author), Otter, G.C.J. (author) conference paper 2017
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- Faber, A.J. (author), Cheng, L.K. (author), Gielesen, W.L.M. (author), Boussard-Plédel, C. (author), Maurugeon, S. (author), Bureau, B. (author), Zhang, X.H. (author), Lucas, J. (author), Pereira Do Carmo, J. (author) conference paper 2017
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Faber, A.J. (author), Cheng, L.K. (author), Gielesen, W.L.M. (author), Boussard-Plédel, C. (author), Houizot, P. (author), Danto, S. (author), Lucas, J. (author), Pereira Do Carmo, J. (author)The development of single mode chalcogenide glass fibers as wavefront filter for the DARWIN mission is reported. Melting procedures and different preform techniques for manufacturing core-cladding chalcogenide fibers are described. Bulk glass samples on the basis of Te-As-Se- and high Te-compositions have been characterized optically, by...conference paper 2017
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Voors, R. (author), de Vries, J. (author), Bhatti, I. (author), Lobb, D. (author), Wood, T. (author), van der Valk, N.C.J. (author), Aben, I. (author), Veefkind, J.P. (author)TROPOMI, the Tropospheric Monitoring Instrument, is a passive UV-VIS-NIR-SWIR trace gas spectrograph in the line of SCIAMACHY (2002) and OMI (2004), instruments with the Netherlands in a leading role. Both instruments are very successful and remained operational long after their nominal life time.conference paper 2012
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Nijkerk, M.D. (author), van Venrooy, B. (author), van Doorn, P.J. (author), Henselmans, R. (author), Draaisma, F. (author), Hoogstrate, A.M. (author)In this paper, we discuss the two-mirror pushbroom telescope for TROPOMI. Using freeform optics, it has unprecedented resolution. The complete cycle of freeform optical design, analysis, manufacturing, metrology and functional test on a breadboard setup is described, focusing on the specific complexities concerning freeforms. The TROPOMI flight...conference paper 2012
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Boslooper, E.C. (author), van der Heiden, N. (author), Naron, D.J. (author), Schmits, R. (author), van der Velde, J.J. (author), van Wakeren, J.M.O. (author)Design, development and verification of the passive Fine Sun Sensor (FSS) for the BepiColombo spacecraft is described. Major challenge in the design is to keep the detector at acceptable temperature levels while exposed to a solar flux intensity exceeding 10 times what is experienced in Earth orbit. A mesh type Heat Rejection Filter has been...conference paper 2012
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Lucarelli, S. (author), Scheulen, D. (author), Kemper, D. (author), Sippel, R. (author), Verlaan, A.L. (author), Hogenhuis, H. (author), Ende, D. (author), TNO Industrie en Techniek (author)The primary goal of the LISA mission is the detection of gravitational waves from astronomical sources in a frequency range of 10-4 to 1 Hz. This requires operational stabilities in the picometer range as well as highly predictable mechanical distortions upon cooling down, outgassing in space, and gravity release. In March 2011 ESA announced a...conference paper 2012
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Doornink, J. (author), de Goeij, B.T.G. (author), Marinescu, O. (author), Meijer, E. (author), Vink, H.J.P. (author), van Werkhoven, W.P. (author), van 't Hof, C.A. (author), TNO Industrie en Techniek (author)The EarthCARE satellite mission objective is the observation of clouds and aerosols from low Earth orbit. The payload will include active remote sensing instruments being the W-band Cloud Profiling Radar (CPR) and the ATLID LIDAR. These are supported by the passive instruments Broadband Radiometer (BBR) and the Multispectral Imager (MSI)...conference paper 2010
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Rieetjens, J.H.H. (author), Snik, F. (author), Stam, D.M. (author), Smit, J.M. (author), van Harten, G. (author), Keller, C.U. (author), Verlaan, A.L. (author), Laan, E.C. (author), ter Horst, R. (author), Navarro, R. (author), Wielinga, K. (author), Moon, S.G. (author), Voors, R. (author), TNO Industrie en Techniek (author)We present SPEX, the Spectropolarimeter for Planetary Exploration, which is a compact, robust and low-mass spectropolarimeter designed to operate from an orbiting or in situ platform. Its purpose is to simultaneously measure the radiance and the state (degree and angle) of linear polarization of sunlight that has been scattered in a planetary...conference paper 2010
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Duivenvoorde, T. (author), Leijtens, J. (author), van der Heide, E.J. (author), TNO Industrie en Techniek (author)Ongoing miniaturization of spacecraft demands the reduction in size of Attitude and Orbit Control Systems (AOCS). Therefore TNO has created a new design of a multi aperture, high performance, and miniaturized star tracker. The innovative design incorporates the latest developments in camera technology, attitude calculation and mechanical design...conference paper 2008
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Cheng, L.K. (author), Ahlers, B. (author), TNO Industrie en Techniek (author)Europe is developing a new generation launcher, called Vega, a small launcher with a capacity to place satellites into polar and low-Earth orbits, which are used for many scientific and Earth observation missions. Its first launch is scheduled for early 2008. Dutch Space is responsible for the development, qualification and manufacturing of the...conference paper 2006
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- Otter, G.C.J. (author), Bazalgette Courrèges-Lacoste, G. (author), van Brug, H. (author), Groote Schaarsberg, J.J.M. (author), Delwart, S. (author), del Bello, U. (author), TNO Industrie en Techniek (author) conference paper 2006
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Bazalgette Courrèges-Lacoste, G. (author), Ahlers, B. (author), Boslooper, E. (author), Rull-Pérez, F. (author), Maurice, S. (author), TNO Industrie en Techniek (author)Amongst the different instruments that have been preselected to be on-board the Pasteur payload on ExoMars is the Raman/ Laser Induced Breakdown Spectroscopy (LIBS) instrument. Raman spectroscopy and LIBS will be integrated into a single instrument sharing many hardware commonalities. An international team under the lead of TNO has been gathered...conference paper 2006