Zobrazeno 1 - 2
of 2
pro vyhledávání: '"Dapra, Mario"'
Autor:
Bagdonaite, Julija, Daprà, Mario, Jansen, Paul, Bethlem, Hendrick L., Ubachs, Wim, Muller, Sébastien, Henkel, Christian, Menten, Karl M.
A limit on a possible cosmological variation of the proton-to-electron mass ratio $\mu$ is derived from methanol (CH$_3$OH) absorption lines in the benchmark PKS1830$-$211 lensing galaxy at redshift $z = 0.89$ observed with the Effelsberg 100-m radio
Externí odkaz:
http://arxiv.org/abs/1311.3438
Autor:
Andrei, Alexandre H., Smart, Richard L., Penna, Jucira L., d'Avila, Victor A., Bucciarelli, Beatrice, Camargo, Julio I. B., Crosta, Maria Teresa, Dapra, Mario, Goldman, Bertrand, Jones, Hugh R. A., Lattanzi, Mario G., Nicastro, Luciano, Neto, Dario N. da Silva, Teixeira, Ramachrisna
We present results from the PARallaxes of Southern Extremely Cool objects (PARSEC) program, an observational program begun in April 2007 to determine parallaxes for 122 L and 28 T southern hemisphere dwarfs using the Wide Field Imager on the ESO 2.2m
Externí odkaz:
http://arxiv.org/abs/1011.1378