Search Results - "Fabricant, D. G"

Refine Results
  1. 1
  2. 2

    Separating galaxies from the cluster dark matter halo in Abell 611 by Monna, A, Seitz, S, Geller, M J, Zitrin, A, Mercurio, A, Suyu, S H, Postman, M, Fabricant, D G, Hwang, H S, Koekemoer, A

    “…We investigate the mass content of galaxies in the core of the galaxy cluster Abell 611. We perform a strong lensing analysis of the cluster core and use…”
    Get full text
    Journal Article
  3. 3
  4. 4

    The evolution and merging history of cluster ellipticals from z = 0 to z = 0.83 by Franx, M., Dokkum, Van, Kelson, D., Fabricant, D. G., Illingworth, G. D.

    “…= 0.83. The early-type galaxies in clusters follow a well–defined relation out the highest redshift. The mass–to–light evolution is very slow, and implies a…”
    Get full text
    Journal Article
  5. 5

    SHELS: The Hectospec Lensing Survey by Geller, Margaret J, Dell’Antonio, Ian P, Kurtz, Michael J, Ramella, Massimo, Fabricant, Daniel G, Caldwell, Nelson, Tyson, J. Anthony, Wittman, David

    Published in The Astrophysical journal (20-12-2005)
    “…The Smithsonian Hectospec Lensing Survey (SHELS) combines a 10,000 galaxy deep complete redshift survey with a weak-lensing map from the Deep Lens Survey…”
    Get full text
    Journal Article
  6. 6

    In Orbit Performance of the Einstein Observatory/HEAO-2 Imaging Proportional Counter by Gorenstein, P., Harnden, F. R., Fabricant, D. G.

    Published in IEEE transactions on nuclear science (01-01-1981)
    “…After two years of orbital operation, the IPC--a soft X-ray (0.2 - 4 keV) position sensitive proportional counter--continues to perform well after some initial…”
    Get full text
    Journal Article
  7. 7

    Separating Galaxies from the Cluster Dark Matter Halo in Abell 611 by Monna, A, Seitz, S, Geller, M. J, Zitrin, A, Mercurio, A, Suyu, S. H, Postman, M, Fabricant, D. G, Hwang, H. S, Koekemoer, A

    Published 03-02-2017
    “…Monthly Notices of the Royal Astronomical Society 465 (4): 4589-4601 (2016) We investigate the mass content of galaxies in the core of the galaxy cluster Abell…”
    Get full text
    Journal Article
  8. 8

    A Detailed Thermal Analysis of the Binospec Spectrograph by Brown, Warren R., Fabricant, Daniel G., Boyd, David A.

    “…Refractive optics in astronomical instruments are potentially sensitive to temperature gradients and temperature transients. This sensitivity arises from…”
    Get full text
    Journal Article
  9. 9

    Constraining the galaxy mass content in the core of A383 using velocity dispersion measurements for individual cluster members by Monna, A, Seitz, S, Zitrin, A, Geller, M. J, Grillo, C, Mercurio, A, Greisel, N, Halkola, A, Suyu, S. H, Postman, M, Rosati, P, Balestra, I, Biviano, A, Coe, D, Fabricant, D. G, Hwang, H. S, Koekemoer, A

    Published 28-11-2014
    “…We use velocity dispersion measurements of 21 individual cluster members in the core of Abell 383, obtained with MMT Hectospec, to separate the galaxy and the…”
    Get full text
    Journal Article
  10. 10

    Kinematics of NGC 2264: Signs of Cluster Formation by Fűrész, Gábor, Hartmann, Lee W, Szentgyorgyi, Andrew H, Ridge, Naomi A, Rebull, Luisa, Stauffer, John, Latham, David W, Conroy, Maureen A, Fabricant, Daniel G, Roll, John

    Published in The Astrophysical journal (10-09-2006)
    “…We present results from 1078 high-resolution spectra of 990 stars in the young open cluster NGC 2264, obtained with the Hectochelle multiobject echelle…”
    Get full text
    Journal Article
  11. 11
  12. 12

    The Cryogenic Refractive Indices of S‐FTM16, a Unique Optical Glass for Near‐Infrared Instruments by Brown, Warren R., Epps, Harland W., Fabricant, Daniel G.

    “…The Ohara glass S‐FTM16 is of considerable interest for near‐infrared optical designs because it transmits well through theKband and because negative S‐FTM16…”
    Get full text
    Journal Article
  13. 13
  14. 14

    Athermalizing Refractive Optics with Fluid Lenses by Epps, Harland W., Fabricant, Daniel G.

    “…Astronomical optics may encounter a wide range of nighttime temperatures (∼−10°C to +20°C) at mountaintop observatories. Complex refractive optics used in…”
    Get full text
    Journal Article
  15. 15

    Segmented Zero‐Deviation Cross‐Dispersion Prisms for the Hectochelle Multiobject Spectrograph by Fabricant, Daniel G., Szentgyorgyi, Andrew, Epps, Harland W.

    “…We present a design for a zero‐deviation cross‐disperser to be used with Hectochelle, a fiber‐fed echelle spectrograph. Hectochelle was originally designed to…”
    Get full text
    Journal Article
  16. 16

    Building a CCD Spectrograph for Educational or Amateur Astronomy by Kannappan, Sheila J., Fabricant, Daniel G., Hughes, Charles B.

    “…We discuss the design of an inexpensive, high‐throughput CCD spectrograph for a small telescope. By using optical fibers to carry the light from the telescope…”
    Get full text
    Journal Article
  17. 17

    A Broad Search for Counterrotating Gas and Stars: Evidence for Mergers and Accretion by Kannappan, S. J, Fabricant, D. G

    Published 15-09-2000
    “…Astron.J.121:140-147,2001 We measure the frequency of bulk gas-stellar counterrotation in a sample of 67 galaxies drawn from the Nearby Field Galaxy Survey, a…”
    Get full text
    Journal Article
  18. 18

    Frequency of Gas-Stellar Counterrotation by Kannappan, S. J, Fabricant, D. G

    Published 14-09-2000
    “…ASPConf.Ser.230:447-448,2001 We search for bulk counterrotation of the gas and stars in 67 galaxies of all types and a wide range of luminosities. Bulk…”
    Get full text
    Journal Article
  19. 19

    Kinematic Asymmetries in a Broad Galaxy Sample by Kannappan, S. J, Fabricant, D. G

    Published 14-09-2000
    “…ASPConf.Ser.230:449-450,2001 We analyze asymmetries in the gas rotation curves of 113 galaxies drawn from the Nearby Field Galaxy Survey, spanning a broad…”
    Get full text
    Journal Article
  20. 20