Zobrazeno 1 - 10
of 1 558
pro vyhledávání: '"Jovanovic N."'
Autor:
Costes, J. C., Xuan, J. W., Vigan, A., Wang, J., D'Orazi, V., Mollière, P., Baker, A., Bartos, R., Blake, G. A., Calvin, B., Cetre, S., Delorme, J., Doppmann, G., Echeveri, D., Finnerty, L., Fitzgerald, M. P., Hsu, C., Jovanovic, N., Lopez, R., Mawet, D., Morris, E., Pezzato, J., Phillips, C. L., Ruffio, J., Sappey, B., Schneeberger, A., Schofield, T., Skemer, A. J., Wallace, J. K.
Publikováno v:
A&A 686, A294 (2024)
Context. High-resolution spectroscopy has the potential to drive a better understanding of the atmospheric composition, physics, and dynamics of young exoplanets and brown dwarfs, bringing clear insights into the formation channel of individual objec
Externí odkaz:
http://arxiv.org/abs/2404.11523
Autor:
Bos, S. P., Miller, K. L., Lozi, J., Guyon, O., Doelman, D. S., Vievard, S., Sahoo, A., Deo, V., Jovanovic, N., Martinache, F., Currie, T., Snik, F.
Publikováno v:
A&A 653, A42 (2021)
One of the key noise sources that currently limits high-contrast imaging observations for exoplanet detection is quasi-static speckles. Quasi-static speckles originate from slowly evolving non-common path aberrations (NCPA). The purpose of this work
Externí odkaz:
http://arxiv.org/abs/2106.06286
Autor:
Doelman, D. S., Snik, F., Por, E. H., Bos, S. P., Otten, G. P. P. L., Kenworthy, M., Haffert, S. Y., Wilby, M., Bohn, A. J., Sutlieff, B. J., Miller, K., Ouellet, M., de Boer, J., Keller, C. U., Escuti, M. J., Shi, S., Warriner, N. Z., Hornburg, K. J., Birkby, J. L., Males, J., Morzinski, K. M., Close, L. M., Codona, J., Long, J., Schatz, L., Lumbres, J., Rodack, A., Van Gorkom, K., Hedglen, A, Guyon, O., Lozi, J., Groff, T., Chilcote, J., Jovanovic, N., Thibault, S., de Jonge, C., Allain, G., Vallée, C., Patel, D., Côté, O., Marois, C., Hinz, P., Stone, J., Skemer, A., Briesemeister, Z., Boehle, A., Glauser, A. M., Taylor, W., Baudoz, P., Huby, E., Absil, O., Carlomagno, B., Delacroix, C.
Over the last decade, the vector-apodizing phase plate (vAPP) coronagraph has been developed from concept to on-sky application in many high-contrast imaging systems on 8-m class telescopes. The vAPP is an geometric-phase patterned coronagraph that i
Externí odkaz:
http://arxiv.org/abs/2104.11211
Autor:
Barjot, K., Huby, E., Vievard, S., Cvetojevic, N., Lacour, S., Martin, G., Deo, V., Lapeyrere, V., Rouan, D., Guyon, O., Lozi, J., Jovanovic, N., Cassagenettes, C., Perrin, G., Marchis, F., Duchêne, G., Kotani, T.
Publikováno v:
[Optical and Infrared Interferometry and Imaging VII], Tuthill, P. G., M\'erand, A., and Sallum, S., eds., 11446, 505 - 511, International Society for Optics and Photonics, SPIE (2020)
FIRST (Fibered Imager foR a Single Telescope instrument) is a post-AO instrument that enables high contrast imaging and spectroscopy at spatial scales below the diffraction limit. FIRST achieves sensitivity and accuracy by a unique combination of spa
Externí odkaz:
http://arxiv.org/abs/2102.06470
Autor:
Praks, J., Mughal, M. Rizwan, Vainio, R., Janhunen, P., Envall, J., Oleynik, P., Näsilä, A., Leppinen, H., Niemelä, P., Slavinskis, A., Gieseler, J., Toivanen, P., Tikka, T., Peltola, T., Bosser, A., Schwarzkopf, G., Jovanovic, N., Riwanto, B., Kestilä, A., Punkkinen, A., Punkkinen, R., Hedman, H. -P., Säntti, T., Lill, J. -O., Slotte, J. M. K., Kettunen, H., Virtanen, A.
The design, integration, testing, and launch of the first Finnish satellite Aalto-1 is briefly presented in this paper. Aalto-1, a three-unit CubeSat, launched into Sun-synchronous polar orbit at an altitude of approximately 500 km, is operational si
Externí odkaz:
http://arxiv.org/abs/2101.10691
Autor:
Mughal, M. R., Praks, J., Vainio, R., Janhunen, P., Envall, J., Näsilä, A., Oleynik, P., Niemelä, P., Slavinskis, A., Gieseler, J., Jovanovic, N., Riwanto, B., Toivanen, P., Leppinen, H., Tikka, T., Punkkinen, A., Punkkinen, R., Hedman, H. -P., Lill, J. -O., Slotte, J. M. K.
The in-orbit results and lessons learned of the first Finnish satellite Aalto-1 are briefly presented in this paper. Aalto-1, a three-unit CubeSat which was launched in June 2017, performed AaSI (Aalto Spectral Imager), Radiation Monitor (RADMON), an
Externí odkaz:
http://arxiv.org/abs/2101.07722
Enhanced high-dispersion coronagraphy with KPIC phase II: design, assembly and status of sub-modules
Autor:
Jovanovic, N., Calvin, B., Porter, M., Schofield, T., Wang, J., Roberts, M., Ruane, G., Wallace, J. K., Bartos, R., Pezzato, J., Colborn, J., Delorme, J. R., Echeverri, D., Mawet, D., Bond, C. Z., Cetre, S., Lilley, S., Ragland, S., Wizinowich, P., Jensen-Clem, R.
The Keck Planet Imager and Characterizer (KPIC) is a purpose-built instrument for high-dispersion coronagraphy in the K and L bands on Keck. This instrument will provide the first high resolution (R$>$30,000) spectra of known directly imaged exoplane
Externí odkaz:
http://arxiv.org/abs/2012.06638
Autor:
Gross S., Meany T. D., Arriola A., Miese C., Williams R. J., Duan Y., Liu Q., Spaleniak I., Ams M., Dekker P., Jovanovic N., Fuerbach A., Ireland M., Steel M. J., Lancaster D. G., Heidepriem H. Ebendorff, Monro T. M., Withford M. J.
Publikováno v:
MATEC Web of Conferences, Vol 8, p 06004 (2013)
Detailed studies of intense light – material interactions has led to new insights into fs laser induced refractive index change in a range of glass types. This body of knowledge enables the development of advanced processing methodologies, resultin
Externí odkaz:
https://doaj.org/article/73c90d5694b3488b80a6c363ea1f80c6
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Autor:
Jovanovic, N., Delorme, J. R., Bond, C. Z., Cetre, S., Mawet, D., Echeverri, D., Wallace, J. K., Bartos, R., Lilley, S., Ragland, S., Ruane, G., Wizinowich, P., Chun, M., Wang, J., Fitzgerald, M., Matthews, K., Pezzato, J., Calvin, B., Millar-Blanchaer, M., Martin, E. C., Wetherell, E., Wang, E., Jacobson, S., Warmbier, E., Lockhart, C., Hall, D., Jensen-Clem, R., McEwen, E.
The Keck Planet Imager and Characterizer (KPIC) is an upgrade to the Keck II adaptive optics system enabling high contrast imaging and high-resolution spectroscopic characterization of giant exoplanets in the mid-infrared (2-5 microns). The KPIC inst
Externí odkaz:
http://arxiv.org/abs/1909.04541