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Department of Applied Mathematics and Theoretical Physics

Career

  • 2024-: Professor of Cosmology and Astrophysics, DAMTP, University of Cambridge
  • 2022-2024: Professor of Cosmology and Astrophysics (Grade 11), DAMTP, University of Cambridge
  • 2017-2022: Assistant Professor, DAMTP, University of Cambridge
  • 2017-2022: STFC Ernest Rutherford Fellow, DAMTP, University of Cambridge
  • 2016-2017: NASA Einstein Fellow, Physics Division, Lawrence Berkeley Laboratory
  • 2013-2016: Miller Research Fellow, Dept. of Physics, University of California, Berkeley
  • 2008-2013: Ph.D. in Physics, Princeton University
  • 2004-2008: Part III Mathematics and Parts I/II NST Physics, University of Cambridge

Research Interests

Blake is a theoretical and observational cosmologist. He has research interests across CMB and large-scale structure, with a particular focus on measurements of the gravitational lensing of the CMB.

Research Group

Blake leads the CMBLENS project, funded by a Starting Grant from the European Research Council. Group members include:

Postdoctoral and senior researchers: 

Boris Bolliet (Senior Research Associate)

Fiona McCarthy (joint with Flatiron CCA)

Niall MacCrann (now Royal Society University Research Fellow)

PhD students:

Frank Qu

Gerrit Farren

Irene Abril Cabezas

Carmen Embil-Villagra

 

Former group members and next steps:

Toshiya Namikawa (postdoc -> Project Assistant Professor, IPMU), Dongwon Han (postdoc -> tech. industry), Omar Darwish (PhD -> postdoc U Geneva); Boryana Hadzhiyska (Masters -> PhD Harvard); Oliver Philcox (Masters -> PhD Princeton); Alex Reeves (Masters-> PhD ETH Zurich)

 

 

Publications

Atacama Cosmology Telescope: DR6 gravitational lensing and SDSS BOSS cross-correlation measurement and constraints on gravity with the EG statistic
L Wenzl, R An, N Battaglia, R Bean, E Calabrese, S-F Chen, SK Choi, O Darwish, J Dunkley, GS Farren, S Ferraro, Y Guan, I Harrison, J Kim, T Louis, N MacCrann, MS Madhavacheril, GA Marques, Y Mehta, MD Niemack, FJ Qu, N Sehgal, S Shaikh, BD Sherwin, C Sifón, A van Engelen, EJ Wollack
– Physical Review D
(2025)
111,
043535
Constraining dark energy with the integrated Sachs-Wolfe effect
E Seraille, J Noller, BD Sherwin
– Physical Review D
(2024)
110,
123525
The Atacama Cosmology Telescope DR6 and DESI: structure formation over cosmic time with a measurement of the cross-correlation of CMB lensing and luminous red galaxies
J Kim, N Sailer, MS Madhavacheril, S Ferraro, I Abril-Cabezas, JN Aguilar, S Ahlen, JR Bond, D Brooks, E Burtin, E Calabrese, S-F Chen, SK Choi, T Claybaugh, O Darwish, A de la Macorra, J DeRose, M Devlin, A Dey, P Doel, J Dunkley, C Embil-Villagra, GS Farren, A Font-Ribera, JE Forero-Romero, E Gaztañaga, V Gluscevic, SGA Gontcho, J Guy, K Honscheid, C Howlett, D Kirkby, T Kisner, A Kremin, M Landriau, L Le Guillou, ME Levi, N MacCrann, M Manera, GA Marques, A Meisner, R Miquel, K Moodley, J Moustakas, LB Newburgh, JA Newman, G Niz, J Orlowski-Scherer, N Palanque-Delabrouille, WJ Percival, F Prada, FJ Qu, G Rossi, E Sanchez, E Schaan, EF Schlafly, D Schlegel, M Schubnell, N Sehgal, H-J Seo, S Shaikh, BD Sherwin, C Sifón, D Sprayberry, ST Staggs, G Tarlé, A van Engelen, BA Weaver, L Wenzl, M White, EJ Wollack, C Yèche, H Zou
– Journal of Cosmology and Astroparticle Physics
(2024)
2024,
022
The Simons Observatory: Combining cross-spectral foreground cleaning with multitracer B-mode delensing for improved constraints on inflation
E Hertig, K Wolz, T Namikawa, AB Lizancos, S Azzoni, I Abril-Cabezas, D Alonso, C Baccigalupi, E Calabrese, A Challinor, J Errard, G Fabbian, C Hervías-Caimapo, B Jost, N Krachmalnicoff, AI Lonappan, M Morshed, L Pagano, B Sherwin
– Physical Review D
(2024)
110,
043532
The Atacama Cosmology Telescope: reionization kSZ trispectrum methodology and limits
N MacCrann, FJ Qu, T Namikawa, B Bolliet, H Cai, E Calabrese, SK Choi, W Coulton, O Darwish, S Ferraro, Y Guan, JC Hill, M Hilton, R Hložek, D Kramer, MS Madhavacheril, K Moodley, N Sehgal, BD Sherwin, C Sifón, ST Staggs, H Trac, A Van Engelen, EM Vavagiakis
– Monthly Notices of the Royal Astronomical Society
(2024)
532,
4247
LiteBIRD science goals and forecasts: improving sensitivity to inflationary gravitational waves with multitracer delensing
T Namikawa, AI Lonappan, C Baccigalupi, N Bartolo, D Beck, K Benabed, A Challinor, P Diego-Palazuelos, J Errard, S Farrens, A Gruppuso, N Krachmalnicoff, M Migliaccio, E Martínez-González, V Pettorino, G Piccirilli, M Ruiz-Granda, B Sherwin, J Starck, P Vielva, R Akizawa, A Anand, J Aumont, R Aurlien, S Azzoni, M Ballardini, AJ Banday, RB Barreiro, M Bersanelli, D Blinov, M Bortolami, T Brinckmann, E Calabrese, P Campeti, A Carones, F Carralot, FJ Casas, K Cheung, L Clermont, F Columbro, G Conenna, A Coppolecchia, F Cuttaia, G D'Alessandro, P de Bernardis, T de Haan, M De Petris, S Della Torre, E Di Giorgi, HK Eriksen, F Finelli, C Franceschet, U Fuskeland, G Galloni, M Galloway, M Georges, M Gerbino, M Gervasi, T Ghigna, S Giardiello, C Gimeno-Amo, E Gjerløw, M Hazumi, S Henrot-Versillé, LT Hergt, E Hivon, K Kohri, E Komatsu, L Lamagna, M Lattanzi, C Leloup, M Lembo, M López-Caniego, G Luzzi, B Maffei, S Masi, M Massa, S Matarrese, T Matsumura, S Micheli, A Moggi, M Monelli, L Montier, G Morgante, B Mot, L Mousset, R Nagata, P Natoli, A Novelli, I Obata, A Occhiuzzi, L Pagano, A Paiella, D Paoletti, G Pascual-Cisneros, V Pavlidou, F Piacentini, M Pinchera, G Pisano, G Polenta, G Puglisi, M Remazeilles, A Ritacco, A Rizzieri, J Rubino-Martin, Y Sakurai, D Scott, M Shiraishi, G Signorelli, SL Stever, Y Takase, H Tanimura, A Tartari, K Tassis, L Terenzi, M Tristram, L Vacher, B van Tent, IK Wehus, G Weymann-Despres, M Zannoni, Y Zhou, TL collaboration
– Journal of Cosmology and Astroparticle Physics
(2024)
2024,
010
LiteBIRD science goals and forecasts: a full-sky measurement of gravitational lensing of the CMB
AI Lonappan, T Namikawa, G Piccirilli, P Diego-Palazuelos, M Ruiz-Granda, M Migliaccio, C Baccigalupi, N Bartolo, D Beck, K Benabed, A Challinor, J Errard, S Farrens, A Gruppuso, N Krachmalnicoff, E Martínez-González, V Pettorino, B Sherwin, J Starck, P Vielva, R Akizawa, A Anand, J Aumont, R Aurlien, S Azzoni, M Ballardini, AJ Banday, RB Barreiro, M Bersanelli, D Blinov, M Bortolami, T Brinckmann, E Calabrese, P Campeti, A Carones, F Carralot, FJ Casas, K Cheung, L Clermont, F Columbro, G Conenna, A Coppolecchia, F Cuttaia, G D'Alessandro, P de Bernardis, M De Petris, S Della Torre, E Di Giorgi, HK Eriksen, F Finelli, C Franceschet, U Fuskeland, G Galloni, M Galloway, M Georges, M Gerbino, M Gervasi, RT Génova-Santos, T Ghigna, S Giardiello, C Gimeno-Amo, E Gjerløw, M Hazumi, S Henrot-Versillé, LT Hergt, E Hivon, K Kohri, E Komatsu, L Lamagna, M Lattanzi, C Leloup, M Lembo, M López-Caniego, G Luzzi, J Macias-Perez, B Maffei, S Masi, M Massa, S Matarrese, T Matsumura, S Micheli, A Moggi, M Monelli, L Montier, G Morgante, B Mot, L Mousset, R Nagata, P Natoli, A Novelli, I Obata, A Occhiuzzi, L Pagano, A Paiella, D Paoletti, G Pascual-Cisneros, V Pavlidou, F Piacentini, M Pinchera, G Pisano, G Polenta, G Puglisi, M Remazeilles, A Ritacco, A Rizzieri, Y Sakurai, D Scott, M Shiraishi, G Signorelli, SL Stever, Y Takase, H Tanimura, A Tartari, K Tassis, L Terenzi, M Tristram, L Vacher, B van Tent, IK Wehus, G Weymann-Despres, M Zannoni, Y Zhou, TL collaboration
– Journal of Cosmology and Astroparticle Physics
(2024)
2024,
009
The Atacama Cosmology Telescope: Cosmology from Cross-correlations of unWISE Galaxies and ACT DR6 CMB Lensing
GS Farren, A Krolewski, N MacCrann, S Ferraro, I Abril-Cabezas, R An, Z Atkins, N Battaglia, JR Bond, E Calabrese, SK Choi, O Darwish, MJ Devlin, AJ Duivenvoorden, J Dunkley, JC Hill, M Hilton, KM Huffenberger, J Kim, T Louis, MS Madhavacheril, GA Marques, J McMahon, K Moodley, LA Page, B Partridge, FJ Qu, E Schaan, N Sehgal, BD Sherwin, C Sifón, ST Staggs, A Van Engelen, C Vargas, L Wenzl, M White, EJ Wollack
– The Astrophysical Journal
(2024)
966,
157
Constraining gravity with a new precision EG estimator using Planck plus SDSS BOSS data
L Wenzl, R Bean, S-F Chen, GS Farren, MS Madhavacheril, GA Marques, FJ Qu, N Sehgal, BD Sherwin, A van Engelen
– Physical Review D
(2024)
109,
083540
The Atacama Cosmology Telescope: Mitigating the Impact of Extragalactic Foregrounds for the DR6 Cosmic Microwave Background Lensing Analysis
N MacCrann, BD Sherwin, FJ Qu, T Namikawa, MS Madhavacheril, I Abril-Cabezas, R An, JE Austermann, N Battaglia, ES Battistelli, JA Beall, B Bolliet, JR Bond, H Cai, E Calabrese, WR Coulton, O Darwish, SM Duff, AJ Duivenvoorden, J Dunkley, GS Farren, S Ferraro, JE Golec, Y Guan, D Han, C Hervías-Caimapo, JC Hill, M Hilton, R Hložek, J Hubmayr, J Kim, Z Li, A Kosowsky, T Louis, J McMahon, GA Marques, K Moodley, S Naess, MD Niemack, L Page, B Partridge, E Schaan, N Sehgal, C Sifón, EJ Wollack, M Salatino, JN Ullom, J Van Lanen, A Van Engelen, L Wenzl
– The Astrophysical Journal
(2024)
966,
138
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Research Group

Relativity and Gravitation

Room

B2.06

Telephone

01223 337906