NIRPS first light and early science: breaking the 1 m/s RV precision barrier at infrared wavelengths

Autor: Artigau, Étienne, Bouchy, François, Doyon, René, Baron, Frédérique, Malo, Lison, Wildi, François, Pepe, Franceso, Cook, Neil J., Thibault, Simon, Reshetov, Vladimir, Dumusque, Xavier, Lovis, Christophe, Sosnowska, Danuta, Martins, Bruno L. Canto, De Medeiros, Jose Renan, Delfosse, Xavier, Santos, Nuno, Rebolo, Rafael, Abreu, Manuel, Allain, Guillaume, Allart, Romain, Auger, Hugues, Barros, Susana, Bazinet, Luc, Blind, Nicolas, Boisse, Isabelle, Bonfils, Xavier, Bourrier, Vincent, Bovay, Sébastien, Broeg, Christopher, Brousseau, Denis, Bruniquel, Vincent, Cabral, Alexandre, Cadieux, Charles, Carmona, Andres, Carteret, Yann, Challita, Zalpha, Chazelas, Bruno, Cloutier, Ryan, Coelho, João, Cointepas, Marion, Conod, Uriel, Cowan, Nicolas, Cristo, Eduardo, da Silva, João Gomes, Dauplaise, Laurie, Gomes, Roseane de Lima, Delgado-Mena, Elisa, Ehrenreich, David, Faria, João, Figueira, Pedro, Forveille, Thierry, Frensch, Yolanda, Gagné, Jonathan, Genest, Frédéric, Genolet, Ludovic, Hernández, Jonay I. González, Témich, Félix Gracia, Grieves, Nolan, Hernandez, Olivier, Hobson, Melissa J., Hoeijmakers, Jens, Kerley, Dan, Krishnamurthy, Vigneshwaran, Lafrenière, David, Lamontagne, Pierrot, Larue, Pierre, Leaf, Henry, Leão, Izan C., Lim, Olivia, Curto, Gaspare Lo, Martins, Allan M., Melo, Claudio, Messias, Yuri S., Mignon, Lucile, Moranta, Leslie, Mordasini, Christoph, Moulla, Khaled Al, Mounzer, Dany, L'Heureux, Alexandrine, Nari, Nicola, Nielsen, Louise, Osborn, Ares, Parc, Léna, Pasquini, Luca, Passegger, Vera M., Pelletier, Stefan, Peroux, Céline, Piaulet, Caroline, Plotnykov, Mykhaylo, Poulin-Girard, Anne-Sophie, Rasilla, José Luis, Saint-Antoine, Jonathan, Sarajlic, Mirsad, Segovia, Alex, Seidel, Julia, Ségransan, Damien, Silva, Ana Rita Costa, Srivastava, Avidaan, Stefanov, Atanas K., Mascareño, Alejandro Suárez, Sordet, Michael, Teixeira, Márcio A., Udry, Stéphane, Valencia, Diana, Vallée, Philippe, Vandal, Thomas, Vaulato, Valentina, Wade, Gregg, Wardenier, Joost P., Wehbé, Bachar, Weisserman, Drew, Wevers, Ivan, Zins, Gérard

The Near-InfraRed Planet Searcher or NIRPS is a precision radial velocity spectrograph developed through collaborative efforts among laboratories in Switzerland, Canada, Brazil, France, Portugal and Spain. NIRPS extends to the 0.98-1.8 $\mu$m domain

Externí odkaz: http://arxiv.org/abs/2406.08304

Enhancing the light yield of He:CF $$_4$$ 4 based gaseous detector

Autor: Fernando Domingues Amaro, Rita Antonietti, Elisabetta Baracchini, Luigi Benussi, Stefano Bianco, Roberto Campagnola, Cesidio Capoccia, Michele Caponero, Danilo Santos Cardoso, Luan Gomes Mattosinhos de Carvalho, Gianluca Cavoto, Igor Abritta Costa, Antonio Croce, Emiliano Dané, Giorgio Dho, Flaminia Di Giambattista, Emanuele Di Marco, Melba D’Astolfo, Giulia D’Imperio, Davide Fiorina, Francesco Iacoangeli, Zahoor ul Islam, Herman Pessoa Lima Jùnior, Ernesto Kemp, Giovanni Maccarrone, Rui Daniel Passos Mano, Robert Renz Marcelo Gregorio, David José Gaspar Marques, Giovanni Mazzitelli, Alasdair Gregor McLean, Andrea Messina, Pietro Meloni, Cristina Maria Bernardes Monteiro, Rafael Antunes Nobrega, Igor Fonseca Pains, Emiliano Paoletti, Luciano Passamonti, Fabrizio Petrucci, Stefano Piacentini, Davide Piccolo, Daniele Pierluigi, Davide Pinci, Atul Prajapati, Francesco Renga, Rita Joana da Cruz Roque, Filippo Rosatelli, Alessandro Russo, Joaquim Marques Ferreira dos Santos, Giovanna Saviano, Pedro Alberto Oliveira Costa Silva, Neil John Curwen Spooner, Roberto Tesauro, Sandro Tomassini, Samuele Torelli

Publikováno v: European Physical Journal C: Particles and Fields, Vol 84, Iss 10, Pp 1-21 (2024)

Abstract The CYGNO experiment aims to build a large ( $$\mathcal {O}(10)$$ O ( 10 ) m $$^3$$ 3 ) directional detector for rare event searches, such as nuclear recoils (NRs) induced by dark matter (DM), such as weakly interactive massive particles (WI

Externí odkaz: https://doaj.org/article/a865bbe73a734751a7e917be9354fbc1

Partial coherence and coherence length in StimPDC

Autor: Santos, Gustavo Henrique dos, Pimenta, Raphael César Souza, Gomes, Rafael de Morais, Walborn, Stephen Patrick, Ribeiro, Paulo Henrique Souto

In parametric down conversion, a nonlinear crystal is pumped by a laser and spontaneous emission takes place in signal and idler modes according to the phase matching conditions. A seed laser can stimulate the emission in the signal beam if there is

Externí odkaz: http://arxiv.org/abs/2303.17074

Brachial Plexus Schwannoma: Case Report and Literature Review

Autor: Mateus de Sousa Rodrigues, Gabriel Albuquerque Leite Cavalcante, Camila Maciel Martins Coelho, Victor de Paula Fonseca, Déborah Emmily de Carvalho, Pedro Lucas Negromonte Guerra, Mayle Gomes Ferreira de Araújo, Lívio Pereira de Macêdo, Everton Felipe Do Vale Araujo, Fernando Henrique Morais de Souza, Eduardo Vieira de Carvalho, Nivaldo Sena de Almeida, Hildo Rocha Cirne de Azevedo Filho

Publikováno v: Brazilian Neurosurgery, Vol 43, Iss 04, Pp e360-e364 (2024)

Schwannomas are mostly benign and solitary tumors that originate from Schwann cells. Macroscopically, they appear as rounded masses with a smooth surface. Schwannomas rarely affect the brachial plexus, accounting for approximately 5% of all cases of

Externí odkaz: https://doaj.org/article/d8dfecdbbac2461694877ed4a2762469

Clinical and laboratory profile of patients with positive direct antiglobulin test attended at a university hospital in Goias, Brazil

Autor: Isadora Cristina Mendes, Pâmela Cristina Gomes Farias de Assis, Raíssa Santos de Almeida, Luma Romeiro Rodrigues de Sousa, Lilian Carla Carneiro, Rosália Santos Amorim Jesuino

Publikováno v: Hematology, Transfusion and Cell Therapy, Vol 46, Iss , Pp S65-S71 (2024)

Objective: To clinically and laboratory characterize patients with a positive direct antiglobulin test (DAT) treated at the Hospital das Clínicas of the Federal University of Goiás (HC-UFG). Methods: A retrospective, descriptive, cross-sectional st

Externí odkaz: https://doaj.org/article/0ac82b8322bf4df496d579c7d9dda49d