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Department of Applied Mathematics and Theoretical Physics

Career

  • 2017-present Professor of Cosmology and Astrophysics
    • Deputy Director, Institute of Astromony
    • Deputy Director, Kavli Institute for Cosmology, Cambridge
  • 2011-2017 Reader in Astrophysics and Cosmology
  • 2006 -2011 University Lecturer, Institute of Astronomy and DAMTP
  • 2002 -2007 Royal Society University Research Fellow
  • 2000 -2002 PPARC Postdoctoral Research Fellow
  • 1998 -present Fellow, Queens' College

Research

I have a range of research interests in physical and theoretical cosmology, mostly centred on the issue of testing the cosmological model and the origin of cosmic structure with cosmological observations. A particular focus is the the origin, interpretation, and measurement of temperature anisotropies and polarization in the CMB. I am a Core Team member of the Planck High-Frequency Instrument and a member of the Simons Observatory with particular interests in lensing of the CMB, constraining the key cosmological parameters and searching for B-mode polarization induced by gravitational waves from the early universe.

Selected Publications

Publications list on ADS

 

Publications

Concept Design of Low Frequency Telescope for CMB B-mode Polarization satellite LiteBIRD
Y Sekimoto, PAR Ade, A Adler, E Allys, K Arnold, D Auguste, J Aumont, R Aurlien, J Austermann, C Baccigalupi, AJ Banday, R Banerji, RB Barreiro, S Basak, J Beall, D Beck, S Beckman, J Bermejo, P De Bernardis, M Bersanelli, J Bonis, J Borrill, F Boulanger, S Bounissou, M Brilenkov, M Brown, M Bucher, E Calabrese, P Campeti, A Carones, FJ Casas, A Challinor, V Chan, K Cheung, Y Chinone, JF Cliche, L Colombo, F Columbro, J Cubas, A Cukierman, D Curtis, G D'Alessandro, N Dachlythra, M De Petris, C Dickinson, P Diego-Palazuelos, M Dobbs, T Dotani, L Duband, S Duff, JM Duval, K Ebisawa, T Elleflot, HK Eriksen, J Errard, T Essinger-Hileman, F Finelli, R Flauger, C Franceschet, U Fuskeland, M Galloway, K Ganga, JR Gao, R Genova-Santos, M Gerbino, M Gervasi, T Ghigna, E Gjerløw, ML Gradziel, J Grain, F Grupp, A Gruppuso, JE Gudmundsson, T De Haan, NW Halverson, P Hargrave, T Hasebe, M Hasegawa, M Hattori, M Hazumi, S Henrot-Versille, D Herman, D Herranz, CA Hill, G Hilton, Y Hirota, E Hivon, RA Hlozek, Y Hoshino, E De La Hoz, J Hubmayr, K Ichiki, T Iida, H Imada, K Ishimura, H Ishino, G Jaehnig, T Kaga, S Kashima, N Katayama
– Millimeter, Submillimeter, and Far-Infrared Detectors and Instrumentation for Astronomy X
(2020)
11453,
37
Overview of the medium and high frequency telescopes of the LiteBIRD space mission
L Montier, B Mot, P De Bernardis, B Maffei, G Pisano, F Columbro, JE Gudmundsson, S Henrot-Versillé, L Lamagna, J Montgomery, T Prouvé, M Russell, G Savini, S Stever, KL Thompson, M Tsujimoto, C Tucker, B Westbrook, PAR Ade, A Adler, E Allys, K Arnold, D Auguste, J Aumont, R Aurlien, J Austermann, C Baccigalupi, AJ Banday, R Banerji, RB Barreiro, S Basak, J Beall, D Beck, S Beckman, J Bermejo, M Bersanelli, J Bonis, J Borrill, F Boulanger, S Bounissou, M Brilenkov, M Brown, M Bucher, E Calabrese, P Campeti, A Carones, FJ Casas, A Challinor, V Chan, K Cheung, Y Chinone, JF Cliche, L Colombo, J Cubas, A Cukierman, D Curtis, G D'alessandro, N Dachlythra, M De Petris, C Dickinson, P Diego-Palazuelos, M Dobbs, T Dotani, L Duband, S Duff, JM Duval, K Ebisawa, T Elleflot, HK Eriksen, J Errard, T Essinger-Hileman, F Finelli, R Flauger, C Franceschet, U Fuskeland, M Galloway, K Ganga, JR Gao, R Genova-Santos, M Gerbino, M Gervasi, T Ghigna, E Gjerløw, ML Gradziel, J Grain, F Grupp, A Gruppuso, T De Haan, NW Halverson, P Hargrave, T Hasebe, M Hasegawa, M Hattori, M Hazumi, D Herman, D Herranz, CA Hill, G Hilton, Y Hirota, E Hivon
– Proceedings of SPIE - The International Society for Optical Engineering
(2020)
11443,
114432g-114432g-21
Understanding parameter differences between analyses employing nested data subsets
S Gratton, A Challinor
(2019)
Astro2020 APC White Paper: The need for better tools to design future CMB experiments
G Rocha, AJ Banday, RB Barreiro, A Challinor, KM Górski, B Hensley, T Jaffe, J Jewell, B Keating, A Kogut, C Lawrence, G Panopoulou, B Partridge, T Pearson, J Silk, P Steinhardt, I Whehus, J Bock, B Crill, J Delabrouille, O Doré, R Fernandez-Cobos, A Ijjas, R Keskitalo, A Kritsuk, A Mangilli, L Moncelsi, S Myers, B Steinbach, M Tristram
(2019)
Cosmological constraints from Planck galaxy clusters with CMB lensing mass bias calibration
I Zubeldia, A Challinor
– Monthly Notices of the Royal Astronomical Society
(2019)
489,
401
CMB-S4 Decadal Survey APC White Paper
K Abazajian, G Addison, P Adshead, Z Ahmed, SW Allen, D Alonso, M Alvarez, MA Amin, A Anderson, KS Arnold, C Baccigalupi, K Bailey, D Barkats, D Barron, PS Barry, JG Bartlett, RB Thakur, N Battaglia, E Baxter, R Bean, C Bebek, AN Bender, BA Benson, E Berger, S Bhimani, CA Bischoff, L Bleem, JJ Bock, S Bocquet, K Boddy, M Bonato, JR Bond, J Borrill, FR Bouchet, ML Brown, S Bryan, B Burkhart, V Buza, K Byrum, E Calabrese, V Calafut, R Caldwell, JE Carlstrom, J Carron, T Cecil, A Challinor, CL Chang, Y Chinone, H-MS Cho, A Cooray, TM Crawford, A Crites, A Cukierman, F-Y Cyr-Racine, TD Haan, GD Zotti, J Delabrouille, M Demarteau, M Devlin, ED Valentino, M Dobbs, S Duff, A Duivenvoorden, C Dvorkin, W Edwards, J Eimer, J Errard, T Essinger-Hileman, G Fabbian, C Feng, S Ferraro, JP Filippini, R Flauger, B Flaugher, AA Fraisse, A Frolov, N Galitzki, S Galli, K Ganga, M Gerbino, M Gilchriese, V Gluscevic, D Green, D Grin, E Grohs, R Gualtieri, V Guarino, JE Gudmundsson, S Habib, G Haller, M Halpern, NW Halverson, S Hanany, K Harrington, M Hasegawa, M Hasselfield, M Hazumi, K Heitmann, S Henderson, JW Henning, JC Hill, R Hlozek, G Holder, W Holzapfel, J Hubmayr, KM Huffenberger, M Huffer, H Hui, K Irwin, BR Johnson, D Johnstone, WC Jones, K Karkare, N Katayama, J Kerby, S Kernovsky, R Keskitalo, T Kisner, L Knox, A Kosowsky, J Kovac, ED Kovetz, S Kuhlmann, C-L Kuo, N Kurita, A Kusaka, A Lahteenmaki, CR Lawrence, AT Lee, A Lewis, D Li, E Linder, M Loverde, A Lowitz, MS Madhavacheril, A Mantz, F Matsuda, P Mauskopf, J McMahon, PD Meerburg, J-B Melin, J Meyers, M Millea, J Mohr, L Moncelsi, T Mroczkowski, S Mukherjee, M Münchmeyer, D Nagai, J Nagy, T Namikawa, F Nati, T Natoli, M Negrello, L Newburgh, MD Niemack, H Nishino, M Nordby, V Novosad, P O'Connor, G Obied, S Padin, S Pandey, B Partridge, E Pierpaoli, L Pogosian, C Pryke, G Puglisi, B Racine, S Raghunathan, A Rahlin, S Rajagopalan, M Raveri, M Reichanadter, CL Reichardt, M Remazeilles, G Rocha, NA Roe, A Roy, J Ruhl, M Salatino, B Saliwanchik, E Schaan, A Schillaci, MM Schmittfull, D Scott, N Sehgal, S Shandera, C Sheehy, BD Sherwin, E Shirokoff, SM Simon, A Slosar, R Somerville, ST Staggs, A Stark, R Stompor, KT Story, C Stoughton, A Suzuki, O Tajima, GP Teply, K Thompson, P Timbie, M Tomasi, JI Treu, M Tristram, G Tucker, C Umiltà, AV Engelen, JD Vieira, AG Vieregg, M Vogelsberger, G Wang, S Watson, M White, N Whitehorn, EJ Wollack, WLK Wu, Z Xu, S Yasini, J Yeck, KW Yoon, E Young, A Zonca
(2019)
The Simons Observatory: Astro2020 Decadal Project Whitepaper
TSO Collaboration, MH Abitbol, S Adachi, P Ade, J Aguirre, Z Ahmed, S Aiola, A Ali, D Alonso, MA Alvarez, K Arnold, P Ashton, Z Atkins, J Austermann, H Awan, C Baccigalupi, T Baildon, AB Lizancos, D Barron, N Battaglia, R Battye, E Baxter, A Bazarko, JA Beall, R Bean, D Beck, S Beckman, B Beringue, T Bhandarkar, S Bhimani, F Bianchini, S Boada, D Boettger, B Bolliet, JR Bond, J Borrill, ML Brown, SM Bruno, S Bryan, E Calabrese, V Calafut, P Calisse, J Carron, FM Carl, J Cayuso, A Challinor, G Chesmore, Y Chinone, J Chluba, H-MS Cho, S Choi, S Clark, P Clarke, C Contaldi, G Coppi, NF Cothard, K Coughlin, W Coulton, D Crichton, KD Crowley, KT Crowley, A Cukierman, JM D'Ewart, R Dünner, TD Haan, M Devlin, S Dicker, B Dober, CJ Duell, S Duff, A Duivenvoorden, J Dunkley, HE Bouhargani, J Errard, G Fabbian, S Feeney, J Fergusson, S Ferraro, P Fluxà, K Freese, JC Frisch, A Frolov, G Fuller, N Galitzki, PA Gallardo, JTG Ghersi, J Gao, E Gawiser, M Gerbino, V Gluscevic, N Goeckner-Wald, J Golec, S Gordon, M Gralla, D Green, A Grigorian, J Groh, C Groppi, Y Guan, JE Gudmundsson, M Halpern, D Han, P Hargrave, K Harrington, M Hasegawa, M Hasselfield, M Hattori, V Haynes, M Hazumi, E Healy, SW Henderson, B Hensley, C Hervias-Caimapo, CA Hill, JC Hill, G Hilton, M Hilton, AD Hincks, G Hinshaw, R Hložek, S Ho, S-PP Ho, TD Hoang, J Hoh, SC Hotinli, Z Huang, J Hubmayr, K Huffenberger, JP Hughes, A Ijjas, M Ikape, K Irwin, AH Jaffe, B Jain, O Jeong, M Johnson, D Kaneko, ED Karpel, N Katayama, B Keating, R Keskitalo, T Kisner, K Kiuchi, J Klein, K Knowles, A Kofman, B Koopman, A Kosowsky, N Krachmalnicoff, A Kusaka, P LaPlante, J Lashner, A Lee, E Lee, A Lewis, Y Li, Z Li, M Limon, E Linder, J Liu, C Lopez-Caraballo, T Louis, M Lungu, M Madhavacheril, D Mak, F Maldonado, H Mani, B Mates, F Matsuda, L Maurin, P Mauskopf, A May, N McCallum, H McCarrick, C McKenney, J McMahon, PD Meerburg, J Mertens, J Meyers, A Miller, M Mirmelstein, K Moodley, J Moore, M Munchmeyer, C Munson, M Murata, S Naess, T Namikawa, F Nati, M Navaroli, L Newburgh, HN Nguyen, A Nicola, M Niemack, H Nishino, Y Nishinomiya, J Orlowski-Scherer, L Pagano, B Partridge, F Perrotta, P Phakathi, L Piccirillo, E Pierpaoli, G Pisano, D Poletti, R Puddu, G Puglisi, C Raum, CL Reichardt, M Remazeilles, Y Rephaeli, D Riechers, F Rojas, A Rotti, A Roy, S Sadeh, Y Sakurai, M Salatino, MS Rao, L Saunders, E Schaan, M Schmittfull, N Sehgal, J Seibert, U Seljak, P Shellard, B Sherwin, M Shimon, C Sierra, J Sievers, C Sifon, P Sikhosana, M Silva-Feaver, SM Simon, A Sinclair, K Smith, W Sohn, R Sonka, D Spergel, J Spisak, ST Staggs, G Stein, JR Stevens, R Stompor, A Suzuki, O Tajima, S Takakura, G Teply, DB Thomas, B Thorne, R Thornton, H Trac, J Treu, C Tsai, C Tucker, J Ullom, S Vagnozzi, AV Engelen, JV Lanen, DDV Winkle, EM Vavagiakis, C Vergès, M Vissers, K Wagoner, S Walker, Y Wang, J Ward, B Westbrook, N Whitehorn, J Williams, J Williams, E Wollack, Z Xu, S Yasini, E Young, B Yu, C Yu, F Zago, M Zannoni, H Zhang, K Zheng, N Zhu, A Zonca
– Bull. Am. Astron. Soc.
(2019)
51,
147
CMB-S4 Science Case, Reference Design, and Project Plan
K Abazajian, G Addison, P Adshead, Z Ahmed, SW Allen, D Alonso, M Alvarez, A Anderson, KS Arnold, C Baccigalupi, K Bailey, D Barkats, D Barron, PS Barry, JG Bartlett, RB Thakur, N Battaglia, E Baxter, R Bean, C Bebek, AN Bender, BA Benson, E Berger, S Bhimani, CA Bischoff, L Bleem, S Bocquet, K Boddy, M Bonato, JR Bond, J Borrill, FR Bouchet, ML Brown, S Bryan, B Burkhart, V Buza, K Byrum, E Calabrese, V Calafut, R Caldwell, JE Carlstrom, J Carron, T Cecil, A Challinor, CL Chang, Y Chinone, H-MS Cho, A Cooray, TM Crawford, A Crites, A Cukierman, F-Y Cyr-Racine, TD Haan, GD Zotti, J Delabrouille, M Demarteau, M Devlin, ED Valentino, M Dobbs, S Duff, A Duivenvoorden, C Dvorkin, W Edwards, J Eimer, J Errard, T Essinger-Hileman, G Fabbian, C Feng, S Ferraro, JP Filippini, R Flauger, B Flaugher, AA Fraisse, A Frolov, N Galitzki, S Galli, K Ganga, M Gerbino, M Gilchriese, V Gluscevic, D Green, D Grin, E Grohs, R Gualtieri, V Guarino, JE Gudmundsson, S Habib, G Haller, M Halpern, NW Halverson, S Hanany, K Harrington, M Hasegawa, M Hasselfield, M Hazumi, K Heitmann, S Henderson, JW Henning, JC Hill, R Hlozek, G Holder, W Holzapfel, J Hubmayr, KM Huffenberger, M Huffer, H Hui, K Irwin, BR Johnson, D Johnstone, WC Jones, K Karkare, N Katayama, J Kerby, S Kernovsky, R Keskitalo, T Kisner, L Knox, A Kosowsky, J Kovac, ED Kovetz, S Kuhlmann, C-L Kuo, N Kurita, A Kusaka, A Lahteenmaki, CR Lawrence, AT Lee, A Lewis, D Li, E Linder, M Loverde, A Lowitz, MS Madhavacheril, A Mantz, F Matsuda, P Mauskopf, J McMahon, M McQuinn, PD Meerburg, J-B Melin, J Meyers, M Millea, J Mohr, L Moncelsi, T Mroczkowski, S Mukherjee, M Münchmeyer, D Nagai, J Nagy, T Namikawa, F Nati, T Natoli, M Negrello, L Newburgh, MD Niemack, H Nishino, M Nordby, V Novosad, P O'Connor, G Obied, S Padin, S Pandey, B Partridge, E Pierpaoli, L Pogosian, C Pryke, G Puglisi, B Racine, S Raghunathan, A Rahlin, S Rajagopalan, M Raveri, M Reichanadter, CL Reichardt, M Remazeilles, G Rocha, NA Roe, A Roy, J Ruhl, M Salatino, B Saliwanchik, E Schaan, A Schillaci, MM Schmittfull, D Scott, N Sehgal, S Shandera, C Sheehy, BD Sherwin, E Shirokoff, SM Simon, A Slosar, R Somerville, D Spergel, ST Staggs, A Stark, R Stompor, KT Story, C Stoughton, A Suzuki, O Tajima, GP Teply, K Thompson, P Timbie, M Tomasi, JI Treu, M Tristram, G Tucker, C Umiltà, AV Engelen, JD Vieira, AG Vieregg, M Vogelsberger, G Wang, S Watson, M White, N Whitehorn, EJ Wollack, WLK Wu, Z Xu, S Yasini, J Yeck, KW Yoon, E Young, A Zonca
(2019)
The Future Landscape of High-Redshift Galaxy Cluster Science
AB Mantz, SW Allen, N Battaglia, B Benson, R Canning, S Ettori, A Evrard, AVD Linden, M McDonald
(2019)
Messengers from the Early Universe: Cosmic Neutrinos and Other Light Relics
D Green, MA Amin, J Meyers, B Wallisch, KN Abazajian, M Abidi, P Adshead, Z Ahmed, B Ansarinejad, R Armstrong, C Baccigalupi, K Bandura, D Barron, N Battaglia, D Baumann, K Bechtol, C Bennett, B Benson, F Beutler, C Bischoff, L Bleem, JR Bond, J Borrill, E Buckley-Geer, C Burgess, JE Carlstrom, E Castorina, A Challinor, X Chen, A Cooray, W Coulton, N Craig, T Crawford, F-Y Cyr-Racine, G D'Amico, M Demarteau, O Doré, D Yutong, J Dunkley, C Dvorkin, J Ellison, AV Engelen, S Escoffier, T Essinger-Hileman, G Fabbian, J Filippini, R Flauger, S Foreman, G Fuller, MAG Garcia, J García-Bellido, M Gerbino, V Gluscevic, SGA Gontcho, KM Górski, D Grin, E Grohs, JE Gudmundsson, S Hanany, W Handley, JC Hill, CM Hirata, R Hložek, G Holder, S Horiuchi, D Huterer, K Kadota, M Kamionkowski, RE Keeley, R Khatri, T Kisner, J-P Kneib, L Knox, SM Koushiappas, ED Kovetz, B L'Huillier, O Lahav, M Lattanzi, H Lee, M Liguori, T Lin, M Loverde, M Madhavacheril, K Masui, J McMahon, M McQuinn, PD Meerburg, M Mirbabayi, P Motloch, S Mukherjee, JB Munõz, J Nagy, L Newburgh, MD Niemack, A Nomerotski, L Page, F Piacentni, E Pierpaoli, L Pogosian, C Pryke, G Puglisi, R Stompor, M Raveri, CL Reichardt, B Rose, G Rossi, J Ruhl, E Schaan, M Schubnell, K Schutz, N Sehgal, L Senatore, H-J Seo, BD Sherwin, S Simon, A Slosar, S Staggs, A Stebbins, A Suzuki, ER Switzer, P Timbie, M Tristram, M Trodden, Y-D Tsai, C Umiltà, ED Valentino, M Vargas-Magaña, A Vieregg, S Watson, T Weiler, N Whitehorn, WLK Wu, W Xu, Z Xu, S Yasini, M Zaldarriaga, G-B Zhao, N Zhu, J Zuntz
(2019)
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Research Group

Relativity and Gravitation

Room

B2.08

Telephone

01223 764341