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Profile Details
Contact
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USD 150 /hr
Hire Dr. Martin Sahlén
Sweden
USD 150 /hr

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Profile Summary
Subject Matter Expertise
Services
Work Experience

Associate Professor (docent), Researcher, Lecturer

Uppsala Universitet

March 2019 - Present

Natural Sciences Fellow

Swedish Collegium for Advanced Study

September 2020 - June 2021

Researcher, Lecturer

Uppsala Universitet

September 2016 - March 2019

Fulbright Visiting Scholar

Johns Hopkins University

September 2016 - December 2016

Visiting Researcher

University of Oxford

December 2014 - August 2016

Postdoc

University of Oxford

October 2012 - November 2014

Postdoc

Stockholms Universitet Naturvetenskapliga fakulteten

September 2009 - September 2012

Research assistant

University of Sussex Astronomy Centre

September 2008 - December 2008

Education

DPhil

University of Sussex Astronomy Centre

2005 - 2009

Licentiate of Philosophy in Theoretical Physics

Stockholms Universitet Fysikum

2004 - 2005

MASt in Mathematics (DAMTP)

UNIVERSITY OF CAMBRIDGE

September 2003 - June 2004

Certifications
  • Certification details not provided.
Publications
JOURNAL ARTICLE
M Manolopoulou, B Hoyle, R G Mann, M Sahlén, S Nadathur(2020). Environmental dependence of X-ray and optical properties of galaxy clusters . Monthly Notices of the Royal Astronomical Society. Oxford University Press ({OUP})
et al., Erik Zackrisson, Suman Majumdar, Rajesh Mondal, Christian Binggeli, Martin Sahlén, Tirthankar Roy Choudhury, Benedetta Ciardi, Abhirup Datta, Kanan K Datta, Pratika Dayal(2020). Bubble mapping with the Square Kilometre Array – I. Detecting galaxies with Euclid, JWST, WFIRST, and ELT within ionized bubbles in the intergalactic medium at z > 6 . Monthly Notices of the Royal Astronomical Society. 493. (1). p. 855--870. Oxford University Press ({OUP})
Martin Sahlén (2019). Universums ursprung . KOSMOS.
Sahlén, Martin, Silk, Joseph (2018). Cluster-void degeneracy breaking: Modified gravity in the balance . Physical Review D.
Pierre, M., Adami, C., Birkinshaw, M., Chiappetti, L., Ettori, S., Evrard, A., Faccioli, L., Gastaldello, F., Giles, P., Horellou, C., et al. (2017). The XXL survey: First results and future . Astronomische Nachrichten.
Mehrtens, Nicola, Romer, A. Kathy, Nichol, Robert C., Collins, Chris A., Sahlén, Martin, Rooney, Philip J., Mayers, Julian A., Bermeo-Hernandez, A., Bristow, Martyn, Capozzi, Diego, et al. (2016). The XMM Cluster Survey: the halo occupation number of BOSS galaxies in X-ray clusters . Monthly Notices of the Royal Astronomical Society.
Wilson, Susan, Hilton, Matt, Rooney, Philip J., Caldwell, Caroline, Kay, Scott T., Collins, Chris A., McCarthy, Ian G., Romer, A. Kathy, Bermeo, Alberto, Bernstein, Rebecca, et al. (2016). The XMM Cluster Survey: evolution of the velocity dispersion-temperature relation over half a Hubble time . Monthly Notices of the Royal Astronomical Society.
Martin Sahlén(2016). Which is the Best Model of the Universe? . Culture and Dialogue. 4. (1). p. 152--169. Brill Academic Publishers
Rykoff, E. S., Rozo, E., Hollowood, D., Bermeo-Hernandez, A., Jeltema, T., Mayers, J., Romer, A. K., Rooney, P., Saro, A., Vergara Cervantes, C., et al. (2016). The RedMaPPer Galaxy Cluster Catalog From DES Science Verification Data .
Lima, Nelson A., Liddle, Andrew R., Sahlén, Martin, Parkinson, David (2016). Reconstructing thawing quintessence with multiple datasets . Physical Review D.
Sahlén, Martin, Zubeldía, Íñigo, Silk, Joseph (2016). Cluster-Void Degeneracy Breaking: Dark Energy, Planck, and the Largest Cluster and Void . The Astrophysical Journal.
Zhang, Y., Miller, C., McKay, T., Rooney, P., Evrard, A. E., Romer, A. K., Perfecto, R., Song, J., Desai, S., Mohr, J., et al. (2016). VizieR Online Data Catalog: Galaxies in X-ray clusters with DES. I. Stellar mass (Zhang+, 2016) .
Zhang, Y., Miller, C., McKay, T., Rooney, P., Evrard, A. E., Romer, A. K., Perfecto, R., Song, J., Desai, S., Mohr, J., et al. (2016). Galaxies in X-Ray Selected Clusters and Groups in Dark Energy Survey Data. I. Stellar Mass Growth of Bright Central Galaxies since z~1.2 .
Wilcox, Harry, Bacon, David, Nichol, Robert C., Rooney, Philip J., Terukina, Ayumu, Romer, A. Kathy, Koyama, Kazuya, Zhao, Gong-Bo, Hood, Ross, Mann, Robert G., et al. (2015). The XMM Cluster Survey: testing chameleon gravity using the profiles of clusters . Monthly Notices of the Royal Astronomical Society.
Spolyar, Douglas, Sahlén, Martin, Silk, Joe (2013). Topology and Dark Energy: Testing Gravity in Voids . Physical Review Letters.
Hilton, M., Romer, A. K., Kay, S. T., Mehrtens, N., Lloyd-Davies, E. J., Thomas, P. A., Short, C. J., Mayers, J. A., Rooney, P. J., Stott, J. P., et al. (2013). VizieR Online Data Catalog: LX-T relation in galaxy clusters (Hilton+, 2012) .
Viana, P. T. P., Mehrtens, N., Harrison, C. D., Romer, A. K., Collins, C. A., Hilton, M., Hoyle, B., Kay, S. T., Liddle, A. R., Mayers, J. A., et al. (2013). The XMM Cluster Survey: Present status and latest results .
Mehrtens, N., Romer, A. K., Hilton, M., Lloyd-Davies, E. J., Miller, C. J., Stanford, S. A., Hosmer, M., Hoyle, B., Collins, C. A., Liddle, A. R., et al. (2013). VizieR Online Data Catalog: XCS-DR1 Cluster Catalogue (Mehrtens+, 2012) .
Hilton, Matt, Romer, A. Kathy, Kay, Scott T., Mehrtens, Nicola, Lloyd-Davies, E. J., Thomas, Peter A., Short, Chris J., Mayers, Julian A., Rooney, Philip J., Stott, John P., et al. (2012). The XMM Cluster Survey: evidence for energy injection at high redshift from evolution of the X-ray luminosity-temperature relation . Monthly Notices of the Royal Astronomical Society.
Harrison, Craig D., Miller, Christopher J., Richards, Joseph W., Lloyd-Davies, E. J., Hoyle, Ben, Romer, A. Kathy, Mehrtens, Nicola, Hilton, Matt, Stott, John P., Capozzi, Diego, et al. (2012). The XMM Cluster Survey: The Stellar Mass Assembly of Fossil Galaxies . The Astrophysical Journal.
Mehrtens, Nicola, Romer, A. Kathy, Hilton, Matt, Lloyd-Davies, E. J., Miller, Christopher J., Stanford, S. A., Hosmer, Mark, Hoyle, Ben, Collins, Chris A., Liddle, Andrew R., et al. (2012). The XMM Cluster Survey: optical analysis methodology and the first data release . Monthly Notices of the Royal Astronomical Society.
Viana, Pedro T. P., da Silva, António, Ramos, Elsa P. R. G., Liddle, Andrew R., Lloyd-Davies, E. J., Romer, A. Kathy, Kay, Scott T., Collins, Chris A., Hilton, Matt, Hosmer, Mark, et al. (2012). The XMM Cluster Survey: predicted overlap with the Planck Cluster Catalogue . Monthly Notices of the Royal Astronomical Society.
Stott, John P., Hickox, Ryan C., Edge, Alastair C., Collins, Chris A., Hilton, Matt, Harrison, Craig D., Romer, A. Kathy, Rooney, Philip J., Kay, Scott T., Miller, Christopher J., et al. (2012). The XMM Cluster Survey: the interplay between the brightest cluster galaxy and the intracluster medium via AGN feedback . Monthly Notices of the Royal Astronomical Society.
Lloyd-Davies, E. J., Romer, A. Kathy, Mehrtens, Nicola, Hosmer, Mark, Davidson, Michael, Sabirli, Kivanc, Mann, Robert G., Hilton, Matt, Liddle, Andrew R., Viana, Pedro T. P., et al. (2011). The XMM Cluster Survey: X-ray analysis methodology . Monthly Notices of the Royal Astronomical Society.
Stott, J. P., Collins, C. A., Sahlén, M., Hilton, M., Lloyd-Davies, E., Capozzi, D., Hosmer, M., Liddle, A. R., Mehrtens, N., Miller, C. J., et al. (2010). The XMM Cluster Survey: The Build-up of Stellar Mass in Brightest Cluster Galaxies at High Redshift .
Hilton, Matt, Lloyd-Davies, Ed, Stanford, S. Adam, Stott, John P., Collins, Chris A., Romer, A. Kathy, Hosmer, Mark, Hoyle, Ben, Kay, Scott T., Liddle, Andrew R., et al. (2010). The XMM Cluster Survey: Active Galactic Nuclei and Starburst Galaxies in XMMXCS J2215.9-1738 at z = 1.46 . The Astrophysical Journal.
Sahlén, Martin, Viana, Pedro T. P., Liddle, Andrew R., Romer, A. Kathy, Davidson, Michael, Hosmer, Mark, Lloyd-Davies, Ed, Sabirli, Kivanc, Collins, Chris A., Freeman, Peter E., et al. (2009). The XMM Cluster Survey: forecasting cosmological and cluster scaling-relation parameter constraints . Monthly Notices of the Royal Astronomical Society.
Hilton, Matt, Stanford, S. Adam, Stott, John P., Collins, Chris A., Hoyle, Ben, Davidson, Michael, Hosmer, Mark, Kay, Scott T., Liddle, Andrew R., Lloyd-Davies, Ed, et al. (2009). The XMM Cluster Survey: Galaxy Morphologies and the Color-Magnitude Relation in XMMXCS J2215.9 - 1738 at z = 1.46 . The Astrophysical Journal.
Collins, Chris A., Stott, John P., Hilton, Matt, Kay, Scott T., Stanford, S. Adam, Davidson, Michael, Hosmer, Mark, Hoyle, Ben, Liddle, Andrew, Lloyd-Davies, Ed, et al. (2009). Early assembly of the most massive galaxies . Nature.
Akan, Pelin and Sahlén, Martin and Deloukas, Panagiotis(2009). A Histone Map of Human Chromosome 20q13.12 . PLoS ONE. 4. (2). p. e4479. Public Library of Science
Sahlén, Martin, Liddle, Andrew R., Parkinson, David (2007). Quintessence reconstructed: New constraints and tracker viability . Physical Review D.
Sahlén, Martin, Liddle, Andrew R., Parkinson, David (2005). Direct reconstruction of the quintessence potential . Physical Review D.
WORKING PAPER
Farahi, A., Chen, X., Evrard, A. E., Hollowood, D. L., Wilkinson, R., Bhargava, S., Giles, P., Romer, A. K., Jeltema, T., Hilton, M., et al. (2019). Mass Variance from Archival X-ray Properties of Dark Energy Survey Year-1 Galaxy Clusters. arXiv e-prints.
Hutter, Anne, Dayal, Pratika, Malhotra, Sangeeta, Rhoads, James, Choudhury, Tirthankar Roy, Ciardi, Benedetta, Conselice, Christopher J., Cooray, Asantha, Cuby, Jean-Gabriel, Datta, Kanan K., et al. (2019). Astro2020 Science White Paper: A proposal to exploit galaxy-21cm synergies to shed light on the Epoch of Reionization. arXiv e-prints.
Kashlinsky, A., Arendt, R. G., Ashby, M., Atrio-Barandela, F., Bromm, V., Cappelluti, N., Clesse, S., Comastri, A., Cuby, J-G., Driver, S., et al. (2019). Populations behind the source-subtracted cosmic infrared background anisotropies. arXiv e-prints.
Palmese, A., Annis, J., Burgad, J., Farahi, A., Soares-Santos, M., Welch, B., da Silva Pereira, M., Lin, H., Bhargava, S., Hollowood, D. L., et al. (2019). Stellar mass as a galaxy cluster mass proxy: application to the Dark Energy Survey redMaPPer clusters. arXiv e-prints.
de Jong, R. S., Agertz, O., Agudo Berbel, A., Aird, J., Alexander, D. A., Amarsi, A., Anders, F., Andrae, R., Ansarinejad, B., Ansorge, W., et al. (2019). 4MOST: Project overview and information for the First Call for Proposals. arXiv e-prints.
Cooray, Asantha, Aguirre, James, Ali-Haimoud, Yacine, Alvarez, Marcelo, Appleton, Phil, Armus, Lee, Becker, George, Bock, Jamie, Bowler, Rebecca, Bowman, Judd, et al. (2019). Cosmic Dawn and Reionization: Astrophysics in the Final Frontier. arXiv e-prints.
Pisani, Alice, Massara, Elena, Spergel, David N., Alonso, David, Baker, Tessa, Cai, Yan-Chuan, Cautun, Marius, Davies, Christopher, Demchenko, Vasiliy, Doré, Olivier, et al. (2019). Cosmic voids: a novel probe to shed light on our Universe. arXiv e-prints.
Finoguenov, A., Merloni, A., Comparat, J., Nandra, K., Salvato, M., Tempel, E., Raichoor, A., Richard, J., Kneib, J. -P., Pillepich, A., et al. (2019). 4MOST Consortium Survey 5: eROSITA Galaxy Cluster Redshift Survey. arXiv e-prints.
Richard, J., Kneib, J. -P., Blake, C., Raichoor, A., Comparat, J., Shanks, T., Sorce, J., Sahlén, M., Howlett, C., Tempel, E., et al. (2019). 4MOST Consortium Survey 8: Cosmology Redshift Survey (CRS). arXiv e-prints.
Zhang, Y., Jeltema, T., Hollowood, D. L., Everett, S., Rozo, E., Farahi, A., Bermeo, A., Bhargava, S., Giles, P., Romer, A. K., et al. (2019). Dark Energy Survey Year 1 Results: Calibration of Cluster Mis-centering in the redMaPPer Catalogs. arXiv e-prints.
Sahlén, Martin (2018). On Probability and Cosmology: Inference Beyond Data?. arXiv e-prints.
Square Kilometre Array Cosmology Science Working Group, Bacon, David J., Battye, Richard A., Bull, Philip, Camera, Stefano, Ferreira, Pedro G., Harrison, Ian, Parkinson, David, Pourtsidou, Alkistis, Santos, Mario G., et al. (2018). Cosmology with Phase 1 of the Square Kilometre Array; Red Book 2018: Technical specifications and performance forecasts. arXiv e-prints.
Bull, P., Camera, S., Kelley, K., Padmanabhan, H., Pritchard, J., Raccanelli, A., Riemer-Sørensen, S., Shao, L., Andrianomena, S., Athanassoula, E., et al. (2018). Fundamental Physics with the Square Kilometer Array. arXiv e-prints.
Ebrahimpour, Leyla, Viana, Pedro T. P., Manolopoulou, Maria, Vergara-Cervantes, Carlos, Romer, A. Kathy, Bhargava, Sunayana, Giles, Paul, Bermeo-Hernandez, Alberto, Collins, Chris A., Hilton, Matt, et al. (2018). The ${\it XMM}$ Cluster Survey: joint modelling of the $L_{\rm X}-T$ scaling relation for clusters and groups of galaxies. arXiv e-prints.
Mayers, Julian A., Romer, Kathy, Fahari, Arya, Stott, John P., Giles, Paul, Rooney, Philip J., Bermeo-Hernandez, A., Collins, Chris A., Hilton, Matt, Hoyle, Ben, et al. (2018). Correlations between X-ray properties and Black Hole Mass in AGN: towards a new method to estimate black hole mass from short exposure X-ray observations. arXiv e-prints.
Zhang, Y., Miller, C. J., Rooney, P., Bermeo, A., Romer, A. K., Vergara cervantes, C., Rykoff, E. S., Hennig, C., Das, R., Mckay, T., et al. (2017). Galaxies in X-ray Selected Clusters and Groups in Dark Energy Survey Data II: Hierarchical Bayesian Modeling of Red-Sequence Galaxy Luminosity Function. arXiv e-prints.
DATA SET
Mehrtens, N., Romer, A. K., Nichol, R. C., Collins, C. A., Sahlen, M., Rooney, P. J., Mayers, J. A., Bermeo-Hernandez, A., Bristow, M., Capozzi, D., et al. (2018). VizieR Online Data Catalog: BOSS galaxies in X-ray clusters (Mehrtens+, 2016). VizieR Online Data Catalog.
Rykoff, E. S., Rozo, E., Hollowood, D., Bermeo-Hernandez, A., Jeltema, T., Mayers, J., Romer, A. K., Rooney, P., Saro, A., Vergara Cervantes, C., et al. (2016). VizieR Online Data Catalog: redMaPPer cluster catalog from DES data (Rykoff+, 2016). VizieR Online Data Catalog.
Wilcox, H., Bacon, D., Nichol, R. C., Rooney, P. J., Terukina, A., Romer, A. K., Koyama, K., Zhao, G. -B., Hood, R., Mann, R. G., et al. (2016). VizieR Online Data Catalog: Extended X-ray sources in CFHTLenS footprint (Wilcox+, 2015). VizieR Online Data Catalog.
BOOK
Sahlén, M.(2017). On probability and cosmology: Inference beyond data? . The Philosophy of Cosmology. p. 429-446.
CONFERENCE PAPER
Bacon, D., Bridle, S., Abdalla, F. B., Brown, M., Bull, P., Camera, S., Fender, R., Grainge, K., Ivezic, Z., Jarvis, M., et al. (2015). Synergy between the Large Synoptic Survey Telescope and the Square Kilometre Array. Advancing Astrophysics with the Square Kilometre Array (AASKA14).
OTHER
Romer, Kathy, Miller, Chris, Ogando, Ricardo, Hilton, Matt, Benoist, Christophe, Collins, Chris, da Costa, Luiz, Lloyd-Davies, Ed, Maia, Marcio, Sahlen, Martin, et al. (2010). The Evolution of X-ray Scaling Relations Over Half A Hubble Time. NOAO Proposal.