The VLT-FLAMES Tarantula Survey

Authors: J. M. Bestenlehner, J. S. Vink, G. Gräfener, F. Najarro, C. J. Evans, N. Bastian, A. Z. Bonanos, E. Bressert, P. A. Crowther, E. Doran, K. Friedrich, V. Hénault-Brunet, A. Herrero, A. de Koter, N. Langer, D. J. Lennon, J. Maíz Apellániz, H. Sana, I. Soszynski and W. D. Taylor.<br />Astronomy & Astrophysics Vol. 530 , page L14<br />Published online: 25/05/2011<br />
Keywords:
stars: Wolf-Rayet ; stars: early-type ; stars: atmospheres ; stars: mass-loss ; stars: fundamental parameters.

A principal component analysis of quasar UV spectra at z  ~  3?

Authors: I. Pâris, P. Petitjean, E. Rollinde, E. Aubourg, N. Busca, R. Charlassier, T. Delubac, J.-Ch. Hamilton, J.-M. Le Goff, N. Palanque-Delabrouille, S. Peirani, Ch. Pichon, J. Rich, M. Vargas-Magaña and Ch. Yèche.<br />Astronomy & Astrophysics Vol. 530 , page A50<br />Published online: 06/05/2011<br />
Keywords:
methods: numerical ; intergalactic medium ; quasars: absorption lines ; quasars: emission lines.

Reducing star leakage with a nuller coronagraph

Authors: C. Aime, Y. Rabbia, A. Carlotti and G. Ricort.<br />Astronomy & Astrophysics Vol. 530 , page A52<br />Published online: 06/05/2011<br />
Keywords:
instrumentation: high angular resolution ; instrumentation: interferometers ; techniques: high angular resolution ; techniques: interferometric ; methods: analytical.

Detection of CH+ emission from the disc around HD 100546???

Authors: W.-F. Thi, F. Ménard, G. Meeus, C. Martin-Zaïdi, P. Woitke, E. Tatulli, M. Benisty, I. Kamp, I. Pascucci, C. Pinte, C. A. Grady, S. Brittain, G. J. White, C. D. Howard, G. Sandell and C. Eiroa.<br />Astronomy & Astrophysics Vol. 530 , page L2<br />Published online: 28/04/2011<br />
Keywords:
protoplanetary disks ; astrochemistry.