Results 11 to 20 of about 149,506 (246)

Autonomous Observations in Antarctica with AMICA

open access: yesAdvances in Astronomy, 2010
The Antarctic Multiband Infrared Camera (AMICA) is a double channel camera operating in the 2–28 𝜇m infrared domain (KLMNQ bands) that will allow to characterize and exploit the exceptional advantages for Astronomy, expected from Dome C in Antarctica ...
Gianluca Di Rico   +13 more
doaj   +3 more sources

Extragalactic Results from the Infrared Space Observatory

open access: yesAnnual Review of Astronomy and Astrophysics, 2000
More than a decade ago the IRAS satellite opened the realm of external galaxies for studies in the 10 to 100 micron band and discovered emission from tens of thousands of normal and active galaxies.
Reinhard Genzel
exaly   +3 more sources

OPTICON: EC Optical Infrared Coordination Network for Astronomy [PDF]

open access: yes, 2001
OPTICON, the ICN Optical Infrared Coordination Network for Astronomy, brings together for the first time the operators of all Europe's medium to large optical-infrared telescopes, the largest corresponding data archives, and several user representatives.
Gilmore, Gerard
core   +2 more sources

Infrared astronomy [PDF]

open access: yes
The decade of 1990's presents an opportunity to address fundamental astrophysical issues through observations at IR wavelengths made possible by technological and scientific advances during the last decade.
Bally, John   +9 more
core   +10 more sources

Second-Order Gauge-Invariant Cosmological Perturbation Theory: Current Status

open access: yesAdvances in Astronomy, 2010
The current status of the recent developments of the second-order gauge-invariant cosmological perturbation theory is reviewed. To show the essence of this perturbation theory, we concentrate only on the universe filled with a single scalar field ...
Kouji Nakamura
doaj   +1 more source

Cooperative polariton dynamics in feedback-coupled cavities

open access: yesNature Communications, 2017
Rabi oscillations of magnons typically do not have few photon control of single spin quantum systems. Here, the authors use a feedback cavity architecture to increase magnon-photon cooperativity, enabling increased control of light-matter interactions in
Bimu Yao   +9 more
doaj   +1 more source

Unveiling the nature of SN 2022jli: The first double-peaked stripped-envelope supernova showing periodic undulations and dust emission at late times

open access: yesAstronomy & Astrophysics
We present optical and infrared observations from maximum light until around +800 days of supernova (SN) 2022jli, a peculiar stripped-envelope (SE) SN showing two maxima, each one with a peak luminosity of about 3 × 1042 erg s−1, separated by 50 days ...
Cartier Régis   +8 more
doaj   +1 more source

Far-infrared polarimetry from the Stratospheric Observatory for Infrared Astronomy [PDF]

open access: yes, 2007
Multi-wavelength imaging polarimetry at far-infrared wavelengths has proven to be an excellent tool for studying the physical properties of dust, molecular clouds, and magnetic fields in the interstellar medium.
Chuss, D. T.   +10 more
core   +2 more sources

On-board Data Processing to Lower Bandwidth Requirements on an Infrared Astronomy Satellite: Case of Herschel-PACS Camera

open access: yesEURASIP Journal on Advances in Signal Processing, 2005
This paper presents a new data compression concept, “on-board processing,” for infrared astronomy, where space observatories have limited processing resources.
Christian Reimers   +4 more
doaj   +1 more source

Optical and near-infrared observations of the GRB 970616 error box [PDF]

open access: yes, 1999
We report on near-infrared and optical observations of the GRB 970616 error box and of the X-ray sources discovered by ASCA and ROSAT in the region. No optical transient was found either within the IPN band or in the X-ray error boxes, similarly to other
Castro-Tirado, A. J.   +9 more
core   +2 more sources

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