Browsing Institutt for teoretisk astrofysikk by Author "Napier, Kate"

Now showing items 1-4 of 4

  • COOL-LAMPS. Discovery of COOL J0335-1927, a Gravitationally Lensed Quasar at z=3.27 with an Image Separation of 23".3 
    Napier, Kate; Gladders, Michael D.; Sharon, Keren; Dahle, Håkon; Cloonan, Aidan P.; Mahler, Guillaume; Escapa, Isaiah; Garza, Josh; Kisare, Andrew; Malagon, Natalie; Mork, Simon; Niu, Kunwanhui; Rosener, Riley; Sullivan jr., Jamar; Tagliavia, Marie; Tamargo-Arizmendi, Marcos; Teixeira, Raul; Tsiane, Kabelo; Wagner, Grace; Zhang, Yunchong; Zhao, Megan (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
  • COOL-LAMPS. II. Characterizing the Size and Star Formation History of a Bright Strongly Lensed Early-type Galaxy at Redshift 1.02 
    Sukay, Ezra; Khullar, Gourav; Gladders, Michael D.; Sharon, Keren; Mahler, Guillaume; Napier, Kate; Bleem, Lindsey E.; Dahle, Håkon; Florian, Michael K.; Gozman, Katya; Lin, Jason J.; Martinez, Michael N.; Matthews Acuña, Owen S.; Medina, Elisabeth; Merz, Kaiya; Sanchez, Jorge A.; Sisco, Emily E.; Stein, Daniel J. Kavin; Tavangar, Kiyan; Whitaker, Katherine E. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    We present COOL J1323+0343, an early-type galaxy at z = 1.0153 ± 0.0006, strongly lensed by a cluster of galaxies at z = 0.353 ± 0.001. This object was originally imaged by DECaLS and noted as a gravitational lens by ...
  • COOL-LAMPS. VI. Lens Model and New Constraints on the Properties of COOL J1241+2219, a Bright z = 5 Lyman Break Galaxy and its z = 1 Cluster Lens 
    Klein, Maxwell; Sharon, Keren; Napier, Kate; Gladders, Michael D.; Khullar, Gourav; Bayliss, Matthew; Dahle, Håkon; Owens, M. Riley; Stark, Antony; Brownsberger, Sasha; Kim, Keunho J.; Kuchta, Nicole; Mahler, Guillaume; Smith, Grace; Walker, Ryan; Gozman, Katya; Martinez, Michael N.; Matthews Acuña, Owen S.; Merz, Kaiya; Sanchez, Jorge A.; Stein, Daniel J. Kavin; Sukay, Ezra O.; Tavangar, Kiyan (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
  • Hubble Constant Measurement from Three Large-separation Quasars Strongly Lensed by Galaxy Clusters 
    Napier, Kate; Sharon, Keren; Dahle, Håkon; Bayliss, Matthew; Gladders, Michael D.; Mahler, Guillaume; Rigby, Jane R.; Florian, Michael (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Tension between cosmic microwave background–based and distance ladder–based determinations of the Hubble constant H0 motivates the pursuit of independent methods that are not subject to the same systematic effects. A ...