Network Recent external collaboration on country level. Dive into details by clicking on the dots.


No photo of E.A.A. Aben

E.A.A. Aben

Person: Academic

No photo of R.K. Altmann

R.K. Altmann

Person: Academic

No photo of L.S. Dreissen

L.S. Dreissen

Person: Academic


Research Output 1984 2017

Constraint on a varying proton-to-electron mass ratio from H2 and HD absorption at zabs ≃ 2.34

Daprà, M., Laan, M., Murphy, M. T. & Ubachs, W. 2017 In : Monthly Notices of the Royal Astronomical Society. 465, 4, p. 4057-4073 17 p.

Research output: Scientific - peer-reviewArticle

Discovery of a Perseus-like cloud in the early Universe: H I-to-H 2 transition, carbon monoxide and small dust grains at z abs ≈ 2.53 towards the quasar J0000+0048

Noterdaeme, P., Krogager, J. K., Balashev, S., Ge, J., Gupta, N., Krühler, T., Ledoux, C., Murphy, M. T., Pâris, I., Petitjean, P., Rahmani, H., Srianand, R. & Ubachs, W. 1 Jan 2017 In : Astronomy and Astrophysics. 597, A82

Research output: Scientific - peer-reviewArticle