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Dr Joao Calhau

Former Research Student

  1. Published

    (Re)Solving Reionization with Lyα: How Bright Lyα Emitters account for the $z\approx2-8$ Cosmic Ionizing Background

    Matthee, J., Naidu, R. P., Pezzulli, G., Gronke, M., Sobral, D., Oesch, P. A., Hayes, M., Erb, D., Schaerer, D., Amorín, R., Tacchella, S., Paulino-Afonso, A., Llerena, M., Calhau, J. & Röttgering, H., 30/06/2022, In: Monthly Notices of the Royal Astronomical Society. 512, 4, p. 5960–5977 18 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  2. Published

    (Re)Solving Reionization with Lyα: How Bright Lyα Emitters account for the z ≈ 2 − 8 Cosmic Ionizing Background

    Matthee, J., Naidu, R. P., Pezzulli, G., Gronke, M., Sobral, D., Oesch, P. A., Hayes, M., Erb, D., Schaerer, D., Amorín, R., Tacchella, S., Paulino-Afonso, A., Llerena, M., Calhau, J. & Röttgering, H., 30/06/2022, In: Monthly Notices of the Royal Astronomical Society. 512, 4, p. 5960–5977 18 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  3. Published

    A 1.4 deg^2 blind survey for CII], CIII] and CIV at z~0.7-1.5. I: Nature, morphologies and equivalent widths

    Stroe, A., Sobral, D., Matthee, J., Calhau, J. & Oteo, I., 1/11/2017, In: Monthly Notices of the Royal Astronomical Society. 471, 3, p. 2558-2574 17 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  4. Published

    A 1.4 deg2 blind survey for C II], C III] and C IV at z ∼ 0.7–1.5: II. Luminosity functions and cosmic average line ratios

    Stroe, A., Sobral, D., Matthee, J., Calhau, J. & Oteo, I., 1/11/2017, In: Monthly Notices of the Royal Astronomical Society. 471, 3, p. 2575-2586 12 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  5. Published

    A large H$α$ survey of star formation in relaxed and merging galaxy cluster environments at $z\sim0.15-0.3$

    Stroe, A., Sobral, D., Afonso, A., Alegre, L., Calhau, J., Da Graça Santos, S. & Weeren, R. V., 03/2017, In: Monthly Notices of the Royal Astronomical Society. 465, 3, p. 2916-2935 20 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  6. Published

    CF-HiZELS, an ∼10 deg2 emission-line survey with spectroscopic follow-up: Hα, [O III] + Hβ and [O II] luminosity functions at z = 0.8, 1.4 and 2.2

    Sobral, D., Matthee, J., N. Best, P., Smail, I., A. Khostovan, A., Milvang-Jensen, B., Kim, J-W., Stott, J., Calhau, J., Nayyeri, H. & Mobasher, B., 11/08/2015, In: Monthly Notices of the Royal Astronomical Society. 451, 3, p. 2303-2323 21 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  7. Published

    On the UV compactness and morphologies of typical Lyman α emitters from z ∼ 2 to z ∼ 6

    Paulino-Afonso, A., Sobral, D., Ribeiro, B., Matthee, J., Da Graça Santos, S., Calhau, J., Forshaw, A., Johnson, A., Merrick, J., Perez, S. & Sheldon, O., 1/06/2018, In: Monthly Notices of the Royal Astronomical Society. 476, 4, p. 5479-5501 23 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  8. Published

    Slicing COSMOS with SC4K: the evolution of typical Lya emitters and the Lya escape fraction from z~2 to z~6

    Sobral, D., Da Graça Santos, S., Matthee, J., Paulino-Afonso, A., Ribeiro, B., Calhau, J. & Khostovan, A. A., 1/06/2018, In: Monthly Notices of the Royal Astronomical Society. 476, 4, p. 4725-4752 28 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  9. Published

    Spatially Resolved Stellar Kinematics from LEGA-C: Increased Rotational Support in z~0.8 Quiescent Galaxies

    Bezanson, R., Wel, A. V. D., Pacifici, C., Noeske, K., Barišić, I., Bell, E. F., Brammer, G. B., Calhau, J., Chauke, P., Dokkum, P. V., Franx, M., Gallazzi, A., Houdt, J. V., Labbé, I., Maseda, M. V., Muños-Mateos, J. C., Muzzin, A., Sande, J. V. D., Sobral, D., Straatman, C., & 1 othersWu, P-F., 4/05/2018, In: The Astrophysical Journal. 858, 1, 26 p., 60.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  10. Published

    Star formation histories of z~1 galaxies in LEGA-C

    Chauke, P., Wel, A. V. D., Pacifici, C., Bezanson, R., Wu, P-F., Gallazzi, A., Noeske, K., Straatman, C., Munoz-Mateos, J. C., Franx, M., Barisic, I., Bell, E. F., Brammer, G., Calhau, J., Houdt, J. V., Labbé, I., Maseda, M. V., Muzzin, A., Rix, H-W. & Sobral, D., 1/07/2018, In: The Astrophysical Journal. 861, 1, 12 p., 13.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  11. Published

    Stellar Dynamics and Star Formation Histories of z similar to 1 Radio-loud Galaxies

    Barisic, I., van der Wel, A., Bezanson, R., Pacifici, C., Noeske, K., Munoz-Mateos, J. C., Franx, M., Smolcic, V., Bell, E. F., Brammer, G., Calhau, J., Chauke, P., van Dokkum, P. G., van Houdt, J., Gallazzi, A., Labbe, I., Maseda, M. V., Muzzin, A., Sobral, D., Straatman, C., & 1 othersWu, P-F., 21/09/2017, In: The Astrophysical Journal. 847, 1, 9 p., 72.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  12. Published

    Stellar Populations of over 1000 z ~ 0.8 Galaxies from LEGA-C: Ages and Star Formation Histories from D n 4000 and Hδ

    Wu, P-F., Wel, A. V. D., Gallazzi, A., Bezanson, R., Pacifici, C., Straatman, C., Franx, M., Barišić, I., Bell, E. F., Brammer, G. B., Calhau, J., Chauke, P., Houdt, J. V., Maseda, M. V., Muzzin, A., Rix, H-W., Sobral, D., Spilker, J., Sande, J. V. D., Dokkum, P. V., & 1 othersWild, V., 12/03/2018, In: The Astrophysical Journal. 855, 85.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  13. Published

    The clustering of typical Ly$α$ emitters from $z \sim 2.5 - 6$: host halo masses depend on Ly$α$ and UV luminosities

    Khostovan, A. A., Sobral, D., Mobasher, B., Matthee, J., Cochrane, R. K., Soltani, N. C., Jafariyazani, M., Paulino-Afonso, A., Santos, S. & Calhau, J., 1/10/2019, In: Monthly Notices of the Royal Astronomical Society. 489, 1, p. 555-573 19 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  14. Published

    The co-evolution of star-forming galaxies and their supermassive black holes across cosmic time

    Calhau, J., 2020, Lancaster University. 167 p.

    Research output: ThesisDoctoral Thesis

  15. Published

    The evolution of rest-frame UV properties, Lya EWs and the SFR-Stellar mass relation at z~2-6 for SC4K LAEs

    Santos, S., Sobral, D., Matthee, J., Calhau, J., Cunha, E. D., Ribeiro, B., Paulino-Afonso, A., Haro, P. A. & Butterworth, J., 1/03/2020, In: Monthly Notices of the Royal Astronomical Society. 493, 1, p. 141-160 20 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  16. Published

    The evolution of the UV luminosity and stellar mass functions of Lyman-alpha emitters from z~2 to z~6

    Santos, S., Sobral, D., Butterworth, J., Paulino-Afonso, A., Ribeiro, B., Cunha, E. D., Calhau, J., Khostovan, A. A., Matthee, J. & Haro, P. A., 31/07/2021, In: Monthly Notices of the Royal Astronomical Society. 505, 1, p. 1117–1134 18 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  17. Published

    The evolution of the UV luminosity and stellar mass functions of Lyman-α emitters from z ~2 to z ~6

    Santos, S., Sobral, D., Butterworth, J., Paulino-Afonso, A., Ribeiro, B., Da Cunha, E., Calhau, J., Khostovan, A. A., Matthee, J. & Arrabal Haro, P., 31/07/2021, In: Monthly Notices of the Royal Astronomical Society. 505, 1, p. 1117-1134 18 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  18. Published

    The growth of typical star-forming galaxies and their super massive black holes across cosmic time since z~2

    Calhau, J., Sobral, D., Stroe, A., Best, P., Smail, I., Lehmer, B., Harrison, C. & Thomson, A., 1/01/2017, In: Monthly Notices of the Royal Astronomical Society. 464, 1, p. 303-311 9 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  19. Published

    The Large Early Galaxy Astrophysics Census (LEGA-C) Data Release 2: Dynamical and Stellar Population Properties of z lesssim 1 Galaxies in the COSMOS Field

    Straatman, C. M. S., Wel, A. V. D., Bezanson, R., Pacifici, C., Gallazzi, A., Wu, P-F., Noeske, K., Barisic, I., Bell, E. F., Brammer, G. B., Calhau, J., Chauke, P., Franx, M., Houdt, J. V., Labbe, I., Maseda, M. V., Munoz-Mateos, J. C., Muzzin, A., Sande, J. V. D., Sobral, D., & 1 othersSpilker, J. S., 5/12/2018, In: The Astrophysical Journal. 239, 2, p. 1-14 14 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  20. Published

    The most luminous H$α$ emitters at z~0.8-2.23 from HiZELS: evolution of AGN and star-forming galaxies

    Sobral, D., Kohn, S. A., Best, P. N., Smail, I., Harrison, C. M., Stott, J., Calhau, J. & Matthee, J., 1/04/2016, In: Monthly Notices of the Royal Astronomical Society. 457, 2, p. 1739-1752 14 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  21. Published

    The nature of H-alpha star-forming galaxies at z~0.4 in and around Cl 0939+4713: the environment matters

    Sobral, D., Stroe, A., Koyama, Y., Darvish, B., Calhau, J., Afonso, A., Kodama, T. & Nakata, F., 1/06/2016, In: Monthly Notices of the Royal Astronomical Society. 458, 4, p. 3443-3454 12 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  22. Published

    The Synchrony of Production & Escape: Half the Bright Ly$α$ Emitters at $z\approx2$ have Lyman Continuum Escape Fractions $\approx50\%$

    Naidu, R. P., Matthee, J., Oesch, P. A., Conroy, C., Sobral, D., Pezzulli, G., Hayes, M., Erb, D., Amorín, R., Gronke, M., Schaerer, D., Tacchella, S., Kerutt, J., Paulino-Afonso, A., Calhau, J., Llerena, M. & Röttgering, H., 31/03/2022, In: Monthly Notices of the Royal Astronomical Society. 510, 3, p. 4582-4607 26 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  23. Published

    The X-ray and radio activity of typical and luminous Lya emitters from z~2 to z~6: Evidence for a diverse, evolving population

    Calhau, J., Sobral, D., Santos, S., Matthee, J., Paulino-Afonso, A., Stroe, A., Simmons, B. & Barlow-Hall, C., 1/04/2020, In: Monthly Notices of the Royal Astronomical Society. 493, 3, p. 3341-3362 22 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  24. Published

    The X-SHOOTER Lyman-$α$ survey at z=2 (XLS-z2) I: what makes a galaxy a Lyman α emitter?

    Matthee, J., Sobral, D., Hayes, M., Pezzulli, G., Gronke, M., Schaerer, D., Naidu, R. P., Röttgering, H., Calhau, J., Paulino-Afonso, A., Santos, S. & Amorín, R., 31/07/2021, In: Monthly Notices of the Royal Astronomical Society. 505, 1, p. 1382-1412 31 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

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