Researchers have demonstrated ALMA's unprecedented capability
for polarimetry in millimeter wavebands.
The science verification activities
for polarimetry is introduced in an article «Polarization observations with ALMA» in the serial column Bienvenido a ALMA!»
AMiBA, a millimeter interferometer like ALMA, was constructed by ASIAA (Academia Sinica Institute of Astronomy and Astrophysics) and National Taiwan University
for polarimetry of microwave background radiation and detection of distant clusters of galaxies using the Sunyaev Zeldovich effect.
Not exact matches
GPI's high contrast imaging and
polarimetry capabilities together were essential
for this new synthesis.
A dedicated instrument
for the direct detection of planets, SPHERE, is composed of a polametric camera in visible light, the Zurich IMager POLarimeter (ZIMPOL), and two near - infrared sub-systems: the Infra - Red Dual - beam Imager and Spectrograph (IRDIS), a multi-purpose camera
for imaging,
polarimetry, and long - slit spectroscopy, and the integral field spectrograph (IFS), an integral field spectrograph.
Polarimetry is an important method to investigate magnetic fields in the Universe and astronomers eager to use ALMA
for unveiling magnetic mysteries, such as the launching mechanism of high energy jets from supermassive black holes.
High sensitivity is essential
for the precise
polarimetry, and ALMA is suitable
for it.
HBOI researchers and colleagues collected more than 1,500 video -
polarimetry measurements from live fish from distinct habitats under a variety of viewing conditions, and have revealed
for the first time that fish have an «omnidirectional» solution they use to camouflage themselves, demonstrating a new form of camouflage in nature — light polarization matching.
The main techniques will be high - dynamic range imaging, imaging
polarimetry, aperture
polarimetry, spectropolarimetry, coronagraphy, and adaptive optics assistance
for many of these techniques.
He is also the founder and president of the SearchLight Observatory Network (SON), which leads a worldwide campaign
for doing ultra-sensitive
polarimetry.
Peralta, R.J., C. Nardell, B. Cairns, E.E. Russell, L.D. Travis, M.I. Mishchenko, and B.A. Fafaul, 2007: Aerosol
polarimetry sensor
for the Glory Mission.