A constant N2H+ (1-0)-to-HCN (1-0) ratio on kiloparsec scales

Jiménez-Donaire, MJ; Usero, A; Beslic, I; Tafalla, M; Chacón-Tanarro, A; Salomé, Q; Eibensteiner, C; García-Rodríguez, A; Hacar, A; Barnes, AT; Bigiel, F; Chevance, M; Colombo, D; Dale, DA; Davis, TA; Glover, SCO; Kauffmann, J; Klessen, RS; Leroy, AK; Neumann, L; Pan, H; Pety, J; Querejeta, M; Saito, T; Schinnerer, E; Stuber, S; Williams, TG

Jiménez-Donaire, MJ (通讯作者)，Observ Astron Nacl IGN, C Alfonso 12 3, Madrid 28014, Spain.;Jiménez-Donaire, MJ (通讯作者)，Ctr Desarrollos Tecnol, Observ Yebes IGN, Yebes 19141, Guadalajara, Spain.

ASTRONOMY & ASTROPHYSICS, 2023; 676 ():

Abstract

Nitrogen hydrides such as NH3 and N2H+ are widely used by Galactic observers to trace the cold dense regions of the interstellar medium. In external g......

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