We describe an experiment to measure calibration sources, the polarization of Cosmic Microwave Background Radiation (CMBR) and the polarization induced on the...
A Far-infrared Spectroscopic Survey of Intermediate Redshift (Ultra) Luminous Infrared Galaxies
We present Herschel far-IR photometry and spectroscopy as well as ground-based CO observations of an intermediate redshift (0.21 1 is already significant by z ~...
A Far-Infrared Study of the CfA Seyfert Sample. I. The Data
We present mid- and far-IR Infrared Space Observatory data of the CfA Seyfert galaxy sample. These data allow a detailed study of the far-IR spectral energy...
A far-infrared view of the Lockman Hole from ISO 95-μm observations - I. A new data reduction method
We report results from a new analysis of a deep 95-μm imaging survey with the photopolarimeter ISOPHOT on-board the Infrared Space Observatory, over a 40 × 40...
A Fast and Very Accurate Approach to the Computation of Microlensing Magnification Patterns Based on Inverse Polygon Mapping
A new method of calculating microlensing magnification patterns is proposed that is based on the properties of the backward gravitational lens mapping of a...
A fast bar in the post-interaction galaxy NGC 1023
We measured the bar pattern speed, Ωp , of the SB0 galaxy NGC 1023 using the Tremaine-Weinberg method with stellar-absorption slit spectroscopy. The morphology...
Astrochemical models are important tools to interpret observations of molecular and atomic species in different environments. However, these models are time...
Astrochemical models are important tools to interpret observations of molecular and atomic species in different environments. However, these models are time...
A fast version of the k-means classification algorithm for astronomical applications
Context. K-means is a clustering algorithm that has been used to classify large datasets in astronomical databases. It is an unsupervised method, able to cope...