PPT-X-Shaped Radio Galaxies and the Gravitational Wave Backgrou

David Roberts Jake Cohen amp Jing Lu Brandeis University Lakshmi Saripalli amp Ravi Subrahmanyan Raman Research Institute 1 Radio Galaxies XShaped Radio Galaxies Cheungs Sample. Anatomy of Extragalactic . R. adio Sources. Miley. Symposium May, 2013, Chris Carilli NRAO. ‘Radio Galaxies as beacons to early, massive galaxy formation’. Anatomy at low redshift. High luminosity (FRII, L. Paul . Nulsen. (. CfA. ), Christine Jones (. CfA. ), . William Forman (. CfA. ), Eugene . Churazov. (MPA),. Laurence David (. CfA. ), Brian McNamara (Waterloo),. Steven Murray (. CfA. ) . AGN Outbursts in Giant . and. Quasars . “A man should look for what is, and not what he thinks should be.” – Albert Einstein . Arvind. Haran and David Johnston. What is Gravitational Lensing?. Let’s take a step back to the Einstein days…. :. Active Galactic Nuclei: powerful energy sources in . “nuclei” . (. central ~1 pc) . of some galaxies. Main types. : . Seyferts. , radio galaxies and quasars. Other variants we’ll skip.. Power source: accretion of matter onto a supermassive black . Paul . Nulsen. (. CfA. ), Christine Jones (. CfA. ), . William Forman (. CfA. ), Eugene . Churazov. (MPA),. Laurence David (. CfA. ), Brian McNamara (Waterloo),. Steven Murray (. CfA. ) . AGN Outbursts in Giant . Overview of Why and How. Dan Burbank and Tony Young. AST5022. Introduction. Background. Physics. Sources. Detectors and Detector Implications. Questions. Gravitational Waves . Speed-of-light wave propagation solution of Einstein’s Field Equations. Most of the power of galaxies come from the stars. Almost all nearby galaxies. Some galaxies have very bright sources right at the center. Can be as bright as a galaxy!. Or even much brighter. Called . Craig Sarazin. University of Virginia. M86. (. Randall et al. 2008). . Abell. 2052. (Blanton et . al. . 2011). Optical light dominated by bulge. Last star formation typically billions of years ago. Jeremy . Harwood. YERAC 2011. Background Image courtesy of NASA/CXC/CfA/R.Kraft et al.; MPIfR/ESO/APEX/A. Weiss et al.; ESO/WFI. What are radio galaxies?. Type of active galaxy. Fanaroff and Riley class I. Extragalactic radio . s. ources and their importance for astronomy. Leiden 10-13 June 2013. Ron Ekers. CSIRO, . Australia. George Miley. The largest, the furthest, the most powerful, and to some of us the most fascinating objects known in the Universe are to be found among the radio sources associated with some elliptical galaxies and QSO’s. In recent years it has become apparent that they are also objects of considerable beauty.. The Hubble Deep Field. 10 day exposure –field located in the Big Dipper. Edwin Hubble. Edwin . Hubble. Hubble’s Galaxy Classification . Spiral Galaxies. galaxies like the Milky Way with arcing structures lying in a plane and emanating from the nuclear bulge. UsingdatatakenbetweenNovember2005and2007theLaserInterferometerGravitational-waveObservatoryLIGOScientificCollaborationandtheVirgoCollaborationhaveplacedupperlimitsontheamplitudeofthestochasticgravitat Tim Kovachy. Department of Physics and Astronomy and Center for Fundamental Physics, Northwestern University. NPS Colloquium. February 1, 2019 . Conceptual overview of atom interferometry. Motivation for gravitational wave detection in the “mid-band” frequency range of ~ 0.1 Hz to 10 Hz. Rachel Osten (. STScI. , JHU). Also . thanksk. to Gregg . Hallinan (. CalTech. ), Laura . Chomiuk. (MSU), . Shami. Chatterjee (Cornell), Joe Lazio (JPL), Tom . Maccarone. (TTU). Outline. Fundamental role of radio observations in transient follow-up; recent JVLA results, motivation for future Brave New Transient World.