in Oxford Research Encyclopedia of Neuroscience
P ublished online January 2018 .
Article. Subjects: Neuroscientific Techniques; Sensory and Motor Systems. 9599 words.
Sensory systems exist to provide an organism with information about the state of the environment that can be used to guide future actions and decisions. Remarkably, two conceptually simple...
Very deep spectroscopy of the bright Saturn nebula NGC 7009 – I. Observations and plasma diagnostics
in Monthly Notices of the Royal Astronomical Society
July 2011; p ublished online July 2011 .
Journal Article. Subjects: Astronomy and Astrophysics. 13309 words.
We present very deep CCD spectrum of the bright, medium-excitation planetary nebula NGC 7009, with a wavelength coverage from 3040 to 11 000 Å. Traditional emission line identification is...