Tags » Interferometry

Seeing ripples in spacetime

One hundred years after Albert Einstein shared it with the world, the general relativity is waiting for its last confirmation: direct observation of gravitational waves. These ripples in the curvature of spacetime are created when a massive object accelerates. 828 more words


The Future of Optical Technology

Telescopes could dramatically shrink in the future with a gen-after-next technology called SPIDER. A thin, scalable array of tiny lenslets piece together visual information like a jigsaw puzzle—a science called interferometry—and will eliminate all the bulk of traditional telescopes. 19 more words

Noteworthy Stream

First Light From Black Hole Innovation Makes Remarkable Discovery

According to researchers lead by the Max Planck Institute for Extraterrestrial Physics, a newly installed instrument for zooming in on black holes at ESO’s Very Large Telescope made a surprising discovery from the first set of data. 412 more words

Holography And Its Application - Ostrovsky

In this post we will see Holography And Its Application by  Yu. I. Ostrovsky. 

About the book:

The books explains basic physical fundamentals of a hologram and holography.

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Paper review: "Designing a Computer Generated Hologram for Testing an Aspheric Surface" by Ghanbari

Continuing last week’s theme, I ran into a graduate report [1] by Arizona university student Nasrin Ghanbari, writing about the design process of a computer-generated hologram using Zemax. 159 more words


From ALMA: "ALMA Links with Other Observatories to Create Earth-size Telescope"


10 November 2015
Valeria Foncea

Education and Public Outreach Officer

Joint ALMA Observatory

Santiago, Chile

Tel: +56 2 467 6258

Cell: +56 9 75871963… 794 more words

Basic Research

K-band Radar Interferometric Topographic Measurements with GLISTIN: dial-in seminar on Thursday, May 21

This seminar might be of interest to readers working with space borne radars:

The NASA Cryo Remote Sensing from Space (CRSS) webinars resume this week after a longer-than-planned hiatus. 241 more words

Synthetic Aperture Radar