The big problems in star formation: the star formation rate, stellar clustering, and the initial mass function

MR Krumholz - Physics Reports, 2014 - Elsevier
Star formation lies at the center of a web of processes that drive cosmic evolution:
generation of radiant energy, synthesis of elements, formation of planets, and development …

The formation and early evolution of low-mass stars and brown dwarfs

KL Luhman - Annual Review of Astronomy and Astrophysics, 2012 - annualreviews.org
The discovery of large numbers of young low-mass stars and brown dwarfs over the past
decade has made it possible to investigate star formation and early evolution in a previously …

Resolving the luminosity problem in low-mass star formation

MM Dunham, EI Vorobyov - The Astrophysical Journal, 2012 - iopscience.iop.org
We determine the observational signatures of protostellar cores by coupling two-
dimensional radiative transfer calculations with numerical hydrodynamical simulations that …

The stellar initial mass function, core mass function and the last-crossing distribution

PF Hopkins - Monthly Notices of the Royal Astronomical Society, 2012 - academic.oup.com
Abstract attempted to derive the stellar initial mass function (IMF) as a consequence of
lognormal density fluctuations in a turbulent medium, using an argument similar to for …

Physical properties of molecular clouds at 2 pc resolution in the low-metallicity dwarf galaxy NGC 6822 and the Milky Way

A Schruba, AK Leroy, JMD Kruijssen… - The Astrophysical …, 2017 - iopscience.iop.org
Abstract We present the Atacama Large Millimeter/submillimeter Array survey of CO (2–1)
emission from the 1/5 solar metallicity, Local Group dwarf galaxy NGC 6822. We achieve …

Formation of magnetized prestellar cores with ambipolar diffusion and turbulence

CY Chen, EC Ostriker - The Astrophysical Journal, 2014 - iopscience.iop.org
We investigate the roles of magnetic fields and ambipolar diffusion during prestellar core
formation in turbulent giant molecular clouds, using three-dimensional numerical …

Radiation feedback, fragmentation, and the environmental dependence of the initial mass function

MR Krumholz, AJ Cunningham, RI Klein… - The Astrophysical …, 2010 - iopscience.iop.org
The fragmentation of star-forming interstellar clouds, and the resulting stellar initial mass
function (IMF), is strongly affected by the temperature structure of the collapsing gas. Since …

Investigations of protostellar outflow launching and gas entrainment: hydrodynamic simulations and molecular emission

SSR Offner, HG Arce - The Astrophysical Journal, 2014 - iopscience.iop.org
We investigate protostellar outflow evolution, gas entrainment, and star formation efficiency
using radiation-hydrodynamic simulations of isolated, turbulent low-mass cores. We adopt …

Dense core formation in supersonic turbulent converging flows

H Gong, EC Ostriker - The Astrophysical Journal, 2011 - iopscience.iop.org
We use numerical hydrodynamic simulations to investigate prestellar core formation in the
dynamic environment of giant molecular clouds, focusing on planar post-shock layers …

QUIJOTE scientific results–II. Polarisation measurements of the microwave emission in the Galactic molecular complexes W43 and W47 and supernova remnant W44

R Génova-Santos, JA Rubiño-Martín… - Monthly Notices of …, 2016 - academic.oup.com
Abstract We present QUI JOint TEnerife (QUIJOTE) intensity and polarisation maps at 10–20
GHz covering a region along the Galactic plane 24°≲ l≲ 45°,| b|≲ 8°. These maps result …