First direct detection of an exoplanet by optical interferometry; Astrometry and K-band spectroscopy of HR8799 e

Autor: Lacour, S., Nowak, M., Wang, J., Pfuhl, O., Eisenhauer, F., Abuter, R., Amorim, A., Anugu, N., Benisty, M., Berger, J. P., Beust, H., Blind, N., Bonnefoy, M., Bonnet, H., Bourget, P., Brandner, W., Buron, A., Collin, C., Charnay, B., Chapron, F., Clénet, Y., Foresto, V. Coudé du, de Zeeuw, P. T., Deen, C., Dembet, R., Dexter, J., Duvert, G., Eckart, A., Schreiber, N. M. Förster, Fédou, P., Garcia, P., Lopez, R. Garcia, Gao, F., Gendron, E., Genzel, R., Gillessen, S., Gordo, P., Greenbaum, A., Habibi, M., Haubois, X., Haußmann, F., Henning, Th., Hippler, S., Horrobin, M., Hubert, Z., Rosales, A. Jimenez, Jocou, L., Kendrew, S., Kervella, P., Kolb, J., Lagrange, A. -M., Lapeyrère, V., Bouquin, J. -B. Le, Léna, P., Lippa, M., Lenzen, R., Maire, A. -L., Mollière, P., Ott, T., Paumard, T., Perraut, K., Perrin, G., Pueyo, L., Rabien, S., Ramirez, A., Rau, C., Rodriguez-Coira, G., Rousset, G., Sanchez-Bermudez, J., Scheithauer, S., Schuhler, N., Straub, O., Straubmeier, C., Sturm, E., Tacconi, L. J., Vincent, F., van Dishoeck, E. F., von Fellenberg, S., Wank, I., Waisberg, I., Widmann, F., Wieprecht, E., Wiest, M., Wiezorrek, E., Woillez, J., Yazici, S., Ziegler, D., Zins, G.

To date, infrared interferometry at best achieved contrast ratios of a few times $10^{-4}$ on bright targets. GRAVITY, with its dual-field mode, is now capable of high contrast observations, enabling the direct observation of exoplanets. We demonstra

Externí odkaz: http://arxiv.org/abs/1903.11903

Detection of the gravitational redshift in the orbit of the star S2 near the Galactic centre massive black hole

Autor: GRAVITY Collaboration, Abuter, R., Amorim, A., Anugu, N., Bauböck, M., Benisty, M., Berger, J. P., Blind, N., Bonnet, H., Brandner, W., Buron, A., Collin, C., Chapron, F., Clénet, Y., Foresto, V. Coudé du, de Zeeuw, P. T., Deen, C., Delplancke-Ströbele, F., Dembet, R., Dexter, J., Duvert, G., Eckart, A., Eisenhauer, F., Finger, G., Schreiber, N. M. Förster, Fédou, P., Garcia, P., Lopez, R. Garcia, Gao, F., Gendron, E., Genzel, R., Gillessen, S., Gordo, P., Habibi, M., Haubois, X., Haug, M., Haußmann, F., Henning, Th., Hippler, S., Horrobin, M., Hubert, Z., Hubin, N., Rosales, A. Jimenez, Jochum, L., Jocou, L., Kaufer, A., Kellner, S., Kendrew, S., Kervella, P., Kok, Y., Kulas, M., Lacour, S., Lapeyrère, V., Lazareff, B., Bouquin, J. -B. Le, Léna, P., Lippa, M., Lenzen, R., Mérand, A., Müller, E., Neumann, U., Ott, T., Palanca, L., Paumard, T., Pasquini, L., Perraut, K., Perrin, G., Pfuhl, O., Plewa, P. M., Rabien, S., Ramírez, A., Ramos, J., Rau, C., Rodríguez-Coira, G., Rohloff, R. -R., Rousset, G., Sanchez-Bermudez, J., Scheithauer, S., Schöller, M., Schuler, N., Spyromilio, J., Straub, O., Straubmeier, C., Sturm, E., Tacconi, L. J., Tristram, K. R. W., Vincent, F., von Fellenberg, S., Wank, I., Waisberg, I., Widmann, F., Wieprecht, E., Wiest, M., Wiezorrek, E., Woillez, J., Yazici, S., Ziegler, D., Zins, G.

Publikováno v: A&A 615, L15 (2018)

The highly elliptical, 16-year-period orbit of the star S2 around the massive black hole candidate Sgr A* is a sensitive probe of the gravitational field in the Galactic centre. Near pericentre at 120 AU, ~1400 Schwarzschild radii, the star has an or

Externí odkaz: http://arxiv.org/abs/1807.09409

Accretion-ejection morphology of the microquasar SS433 resolved at sub-au scale

Autor: GRAVITY Collaboration, Petrucci, P. -O., Waisberg, I., Bouquin, J. -B. Le, Dexter, J., Dubus, G., Perraut, K., Kervella, P., Abuter, R., Amorim, A., Anugu, N., Berger, J. P., Blind, N., Bonnet, H., Brandner, W., Buron, A., Choquet, É., Clénet, Y., de Wit, W., Deen, C., Eckart, A., Eisenhauer, F., Finger, G., Garcia, P., Lopez, R. Garcia, Gendron, E., Genzel, R., Gillessen, S., Gonte, F., Haubois, X., Haug, M., Haussmann, F., Henning, Th., Hippler, S., Horrobin, M., Hubert, Z., Jochum, L., Jocou, L., Kok, Y., Kolb, J., Kulas, M., Lacour, S., Lazareff, B., Lèna, P., Lippa, M., Mérand, A., Müller, E., Ott, T., Panduro, J., Paumard, T., Perrin, G., Pfuhl, O., Ramos, J., Rau, C., Rohloff, R. -R., Rousset, G., Sanchez-Bermudez, J., Scheithauer, S., Schöller, M., Straubmeier, C., Sturm, E., Vincent, F., Wank, I., Wieprecht, E., Wiest, M., Wiezorrek, E., Wittkowski, M., Woillez, J., Yazici, S., Zins, G.

Publikováno v: A&A 602, L11 (2017)

We present the first optical observation at sub-milliarcsecond (mas) scale of the microquasar SS 433 obtained with the GRAVITY instrument on the VLT interferometer. The 3.5 hour exposure reveals a rich K-band spectrum dominated by hydrogen Br$\gamma\

Externí odkaz: http://arxiv.org/abs/1705.02359

First Light for GRAVITY: Phase Referencing Optical Interferometry for the Very Large Telescope Interferometer

Autor: GRAVITY Collaboration, Abuter, R., Accardo, M., Amorim, A., Anugu, N., Ávila, G., Azouaoui, N., Benisty, M., Berger, J. P., Blind, N., Bonnet, H., Bourget, P., Brandner, W., Brast, R., Buron, A., Burtscher, L., Cassaing, F., Chapron, F., Choquet, É., Clénet, Y., Collin, C., Foresto, V. Coudé du, de Wit, W., de Zeeuw, P. T., Deen, C., Delplancke-Ströbele, F., Dembet, R., Derie, F., Dexter, J., Duvert, G., Ebert, M., Eckart, A., Eisenhauer, F., Esselborn, M., Fédou, P., Finger, G., Garcia, P., Dabo, C. E. Garcia, Lopez, R. Garcia, Gendron, E., Genzel, R., Gillessen, S., Gonte, F., Gordo, P., Grould, M., Grözinger, U., Guieu, S., Haguenauer, P., Hans, O., Haubois, X., Haug, M., Haussmann, F., Henning, Th., Hippler, S., Horrobin, M., Huber, A., Hubert, Z., Hubin, N., Hummel, C. A., Jakob, G., Janssen, A., Jochum, L., Jocou, L., Kaufer, A., Kellner, S., Kern, L., Kervella, P., Kiekebusch, M., Klein, R., Kok, Y., Kolb, J., Kulas, M., Lacour, S., Lapeyrère, V., Lazareff, B., Bouquin, J. -B. Le, Lèna, P., Lenzen, R., Lévêque, S., Lippa, M., Magnard, Y., Mehrgan, L., Mellein, M., Mérand, A., Moreno-Ventas, J., Moulin, T., Müller, E., Müller, F., Neumann, U., Oberti, S., Ott, T., Pallanca, L., Panduro, J., Pasquini, L., Paumard, T., Percheron, I., Perraut, K., Perrin, G., Pflüger, A., Pfuhl, O., Duc, T. Phan, Plewa, P. M., Popovic, D., Rabien, S., Ramírez, A., Ramos, J., Rau, C., Riquelme, M., Rohloff, R. -R., Rousset, G., Sanchez-Bermudez, J., Scheithauer, S., Schöller, M., Schuhler, N., Spyromilio, J., Straubmeier, C., Sturm, E., Suarez, M., Tristram, K. R. W., Ventura, N., Vincent, F., Waisberg, I., Wank, I., Weber, J., Wieprecht, E., Wiest, M., Wiezorrek, E., Wittkowski, M., Woillez, J., Wolff, B., Yazici, S., Ziegler, D., Zins, G.

Publikováno v: A&A 602, A94 (2017)

GRAVITY is a new instrument to coherently combine the light of the European Southern Observatory Very Large Telescope Interferometer to form a telescope with an equivalent 130 m diameter angular resolution and a collecting area of 200 m$^2$. The inst

Externí odkaz: http://arxiv.org/abs/1705.02345

A consensus protocol for functional connectivity analysis in the rat brain

Autor: Grandjean, J., Desrosiers-Gregoire, G., Anckaerts, C., Angeles-Valdez, D., Ayad, F., Barrière, D., Blockx, I., Bortel, A., Broadwater, M., Cardoso, B., Célestine, M., Chavez-Negrete, J., Choi, S., Christiaen, E., Clavijo, P., Colon-Perez, L., Cramer, S., Daniele, T., Dempsey, E., Diao, Y., Doelemeyer, A., Dopfel, D., Dvořáková, L., Falfán-Melgoza, C., Fernandes, F., Fowler, C., Fuentes-Ibañez, A., Garin, C., Gelderman, E., Golden, C., Guo, C., Henckens, M., Hennessy, L., Herman , P., Hofwijks, N., Horien, C., Ionescu, T., Jones, J., Kaesser, J., Kim, E., Lambers, H., Lazari, A., Lee, S., Lillywhite, A., Liu, Y., López-Castro, A., López-Gil , X., Ma, Z., MacNicol, E., Madularu, D., Mandino, F., Marciano, S., McAuslan, M., McCunn, P., McIntosh, A., Meng, X., Meyer-Baese, L., Missault, S., Moro, F., Naessens, D., Nava-Gomez, L., Nonaka, H., Ortiz, J., Paasonen, J., Pais-Roldán, P., Peeters, L., Pereira, M., Perez, P., Pompilus, M., Prior, M., Rakhmatullin, R., Reimann, H., Reinwald, J., Triana Del Rio, R., Rivera-Olvera, A., Ruiz-Pérez, D., Russo, G., Rutten, T., Ryoke, R., Sack, M., Salvan, P., Sanganahalli, B., Schroeter, A., Seewoo , B., Selingue, E., Seuwen, A., Shi, B., Sirmpilatze, N., Smith, J., Smith, C., Sobczak, F., Stenroos, P., Straathof, M., Strobelt, S., Sumiyoshi, A., Takahashi, K., Torres-García, M., Tudela, R., van den Berg, M., van der Marel, K., van Hout, A., Vertullo, R., Vidal, B., Vrooman, R., Wang, X., Wank, I., Watson, D., Yin, T., Zhang, Y., Zurbruegg, S., Achard, S., Alcauter, S., Auer, D., Barbier, E., Baudewig, J., Beckmann, C., Beckmann, N., Becq, G., Blezer, E., Bolbos, R., Boretius, S., Bouvard, S., Budinger, E., Buxbaum, J., Cash, D., Chapman, V., Chuang, K., Ciobanu, L., Coolen, B., Dalley, J., Dhenain, M., Dijkhuizen, R., Esteban, O., Faber, C., Febo, M., Feindel, K., Forloni, G., Fouquet, J., Garza-Villarreal, E., Gass, N., Glennon, J., Gozzi, A., Gröhn, O., Harkin, A., Heerschap, A., Helluy, X., Herfert , K., Heuser, A., Homberg, J., Houwing, D., Hyder, F., Ielacqua, G., Jelescu, I., Johansen-Berg, H., Kaneko, G., Kawashima, R., Keilholz, S., Keliris, G., Kelly, C., Kerskens, C., Khokhar, J., Kind, P., Langlois, J., Lerch, J., López-Hidalgo, M., Manahan-Vaughan, D., Marchand, F., Mars, R., Marsella, G., Micotti , E., Muñoz-Moreno , E., Near, J., Niendorf, T., Otte, W., Pan , W., Prado-Alcalá, R., Quirarte, G., Rodger , J., Rosenow, T., Sampaio-Baptista, C., Sartorius, A., Sawiak, S., Scheenen, T., Shemesh, Shih, Y., Shmuel, A., Soria, G., Stoop, R., Thompson, G., Till, S., Todd, N., Van Der Linden, A., van der Toorn, A., van Tilborg, G., Vanhove, C., Veltien, A., Verhoye, M., Wachsmuth, L., Weber-Fahr, W., Wenk , P., Yu, X., Zerbi , V., Zhang , N., Zhang, B., Zimmer, L., Devenyi, G., Chakravarty, M., Hess, A.

Publikováno v: Nature Neuroscience, 26, 4, pp. 673-681
Nature Neuroscience, 26, 673-681
Nature neuroscience
Nature Neuroscience

Task-free functional connectivity in animal models provides an experimental framework to examine connectivity phenomena under controlled conditions and allows for comparisons with data modalities collected under invasive or terminal procedures. Curre

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b81480836d413b49eb518a9a8d20ba22
https://doi.org/10.1038/s41593-023-01286-8