Mr Philip Holloway

Research Fellow

[email protected]

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Research outputs

2026

Euclid Quick Data Release (Q1): XXIX. The Strong Lensing Discovery Engine D - Double-source-plane lens candidates

Collaboration, E., Li, T., Collett, T. E., Walmsley, M., Lines, N. E. P., Rojas, K., Nightingale, J. W., Enzi, W. J. R., Moustakas, L. A., Krawczyk, C., Gavazzi, R., Despali, G., Holloway, P., Schuldt, S., Courbin, F., Metcalf, R. B., Ballard, D. J., Verma, A., Clément, B., Degaudenzi, H., Melo, A., Barroso, J. A. A., Leuzzi, L., Manjón-García, A., Pearce-Casey, R., Sluse, D., Tortora, C., Massey, R., Mahler, G., More, A., Aghanim, N., Altieri, B., Amara, A., Andreon, S., Auricchio, N., Aussel, H., Baccigalupi, C., Baldi, M., Balestra, A., Bardelli, S., Battaglia, P., Bender, R., Bernardeau, F., Casas, S., Nichol, R. C., Percival, W. J., Schewtschenko, J. A., Gaztanaga, E., Nadathur, S., Naidoo, K.

1 Jul 2026, In: Astronomy and Astrophysics. 711, 15p., A29

Research output: Article

Euclid Quick Data Release (Q1): XXVIII. The Strong Lensing Discovery Engine C - Finding lenses with machine learning

Collaboration, E., Lines, N. E. P., Collett, T. E., Walmsley, M., Rojas, K., Li, T., Leuzzi, L., Manjón-García, A., Vincken, S. H., Wilde, J., Holloway, P., Verma, A., Metcalf, R. B., Andika, I. T., Melo, A., Melchior, M., Sánchez, H. D., Díaz-Sánchez, A., Barroso, J. A. A., Clément, B., Krawczyk, C., Pearce-Casey, R., Serjeant, S., Courbin, F., Despali, G., Gavazzi, R., Schuldt, S., Degaudenzi, H., Ecker, L. R., Enzi, W. J. R., Finner, K., Galan, A., Giocoli, C., Hogg, N. B., Jahnke, K., Kruk, S., Mahler, G., More, A., Nagam, B. C., Pearson, J., de Murieta, A. S., Weisenbach, L., Amara, A., Casas, S., Nichol, R. C., Percival, W. J., Schewtschenko, J. A., Gaztanaga, E., Nadathur, S., Naidoo, K.

1 Jul 2026, In: Astronomy and Astrophysics. 711, 24p., A28

Research output: Article

Euclid Quick Data Release (Q1): XXVI. The Strong Lensing Discovery Engine A – System overview and first lens sample

Collaboration, E., Walmsley, M., Holloway, P., Lines, N. E. P., Rojas, K., Collett, T. E., Verma, A., Li, T., Nightingale, J. W., Despali, G., Schuldt, S., Gavazzi, R., Melo, A., Metcalf, R. B., Andika, I. T., Leuzzi, L., Manjón-García, A., Pearce-Casey, R., Vincken, S. H., Wilde, J., Busillo, V., Tortora, C., Barroso, J. A. A., Dole, H., Ecker, L. R., Pearson, J., Marshall, P. J., More, A., Saifollahi, T., Gracia-Carpio, J., Baeten, E., Cornen, C., Macmillan, C., Kruk, S., Remmelgas, K. A., Clément, B., Degaudenzi, H., Courbin, F., Bovy, J., Casas, S., Dannerbauer, H., Hogg, N. B., Weisenbach, L., Amara, A., Nichol, R. C., Percival, W. J., Schewtschenko, J. A., Gaztanaga, E., Nadathur, S., Naidoo, K.

1 Jul 2026, In: Astronomy and Astrophysics. 711, 21p., A26

Research output: Article

Euclid Quick Data Release (Q1): XXXII. From simulations to sky: Advancing machine-learning lens detection with real Euclid data

Collaboration, E., Lines, N. E. P., Collett, T. E., Holloway, P., Rojas, K., Schuldt, S., Metcalf, R. B., Li, T., Verma, A., Despali, G., Courbin, F., Gavazzi, R., Tortora, C., Clément, B., Aghanim, N., Altieri, B., Amendola, L., Andreon, S., Auricchio, N., Baccigalupi, C., Baldi, M., Balestra, A., Bardelli, S., Battaglia, P., Biviano, A., Branchini, E., Brescia, M., Camera, S., Cañas-Herrera, G., Capobianco, V., Carbone, C., Carretero, J., Castellano, M., Castignani, G., Cavuoti, S., Cimatti, A., Colodro-Conde, C., Congedo, G., Conselice, C. J., Conversi, L., Copin, Y., Courtois, H. M., Cropper, M., Degaudenzi, H., Percival, W. J., Schewtschenko, J. A., Beutler, F., Gaztanaga, E., Nadathur, S., Naidoo, K.

1 Jul 2026, In: Astronomy and Astrophysics. 711, 17p., A32

Research output: Article

Euclid Quick Data Release (Q1): XXX. The Strong Lensing Discovery Engine E – Ensemble classification of strong gravitational lenses: lessons for Data Release 1

Holloway, P., Verma, A., Walmsley, M., Marshall, P. J., More, A., Collett, T. E., Lines, N. E., Leuzzi, L., Manjón-García, A., Vincken, S. H., Wilde, J., Pearce-Casey, R., Andika, I. T., Acevedo Barroso, J. A., Li, T., Melo, A., Metcalf, R. B., Rojas, K., Clément, B., Degaudenzi, H., Courbin, F., Despali, G., Gavazzi, R., Schuldt, S., Nagam, B. C., Sluse, D., Tortora, C., Domínguez Sánchez, H., Finner, K., Galan, A., Giocoli, C., Guzzo, L., Hogg, N. B., Jahnke, K., Kruk, S., Mahler, G., Millon, M., Nugent, P., Pearson, J., Ecker, L. R., Sainz de Murieta, A., Scarlata, C., Serjeant, S., Weisenbach, L., Amara, A., Nichol, R. C., Percival, W. J., Schewtschenko, J. A., Gaztanaga, E., Naidoo, K.

1 Jul 2026, In: Astronomy and Astrophysics. 711, 17p., A30

Research output: Article

Discovering Strong Gravitational Lenses in the Dark Energy Survey with Interactive Machine Learning and Crowd-sourced Inspection with Space Warps

González, J., Holloway, P., Collett, T., Verma, A., Bechtol, K., Marshall, P., More, A., Acevedo Barroso, J., Cartwright, G., Martinez, M., Li, T., Rojas, K., Schuldt, S., Birrer, S., Diehl, H. T., Morgan, R., Drlica-Wagner, A., O’Donnell, J. H., Zaborowski, E., Nord, B., Baeten, E. M., Johnson, L. C., Macmillan, C., Abbott, T. M., Aguena, M., Allam, S. S., Brooks, D., Buckley-Geer, E., Burke, D. L., Carnero Rosell, A., Carretero, J., Cawthon, R., Davis, T. M., De Vicente, J., Desai, S., Doel, P., Everett, S., Flaugher, B., Frieman, J., García-Bellido, J., Gaztanaga, E., Giannini, G., Gruen, D., Gruendl, R. A., Gutierrez, G., Hinton, S. R., Hollowood, D. L., Honscheid, K., James, D. J., Kuehn, K.

10 May 2026, In: Astrophysical Journal. 1002, 2, 26p., 116

Research output: Article

Euclid: Discovery of bright z ≃ 7 Lyman-break galaxies in UltraVISTA and Euclid COSMOS

Varadaraj, R. G., Bowler, R. A., Jarvis, M. J., Weaver, J. R., Bañados, E., Holloway, P., Caputi, K. I., Wilkins, S. M., Yang, D., Milvang-Jensen, B., Gabarra, L., Oesch, P. A., Amara, A., Andreon, S., Auricchio, N., Baccigalupi, C., Baldi, M., Bardelli, S., Biviano, A., Branchini, E., Brescia, M., Camera, S., Cañas-Herrera, G., Capobianco, V., Carbone, C., Carretero, J., Castellano, M., Castignani, G., Cavuoti, S., Chambers, K. C., Cimatti, A., Colodro-Conde, C., Congedo, G., Conselice, C. J., Conversi, L., Copin, Y., Courbin, F., Courtois, H. M., Cropper, M., Da Silva, A., Degaudenzi, H., De Lucia, G., Dole, H., Dubath, F., Duncan, C. A., Dupac, X., Dusini, S., Escoffier, S., Farina, M., Percival, W. J.

1 Mar 2026, In: Astronomy and Astrophysics. 707, 28p., A239

Research output: Article

2025

The revolution in strong lensing discoveries from Euclid

Lines, N. E., Li, T., Collett, T. E., Holloway, P., Nightingale, J. W., Rojas, K., Verma, A., Walmsley, M.

18 Aug 2025, In: Nature Astronomy. 9, 8, p. 1116-1122, 7p.

Research output: Article

Euclid: The Early Release Observations Lens Search Experiment

Acevedo Barroso, J. A., O’Riordan, C. M., Clément, B., Tortora, C., Collett, T. E., Courbin, F., Gavazzi, R., Metcalf, R. B., Busillo, V., Andika, I. T., Cabanac, R., Courtois, H. M., Crook-Mansour, J., Delchambre, L., Despali, G., Ecker, L. R., Franco, A., Holloway, P., Jackson, N., Jahnke, K., Mahler, G., Marchetti, L., Matavulj, P., Melo, A., Meneghetti, M., Moustakas, L. A., Müller, O., Nucita, A. A., Paulino-Afonso, A., Pearson, J., Rojas, K., Scarlata, C., Schuldt, S., Serjeant, S., Sluse, D., Suyu, S. H., Vaccari, M., Verma, A., Vernardos, G., Walmsley, M., Bouy, H., Walth, G. L., Powell, D. M., Bolzonella, M., Cuillandre, J. C., Kluge, M., Hogg, N. B., Amara, A., Casas, S., Nichol, R. C.

1 May 2025, In: Astronomy and Astrophysics. 697, 5, p. 1-16, 16p., A14

Research output: Article

Euclid: Searches for strong gravitational lenses using convolutional neural nets in Early Release Observations of the Perseus field

Pearce-Casey, R., Nagam, B. C., Wilde, J., Busillo, V., Ulivi, L., Andika, I. T., Manjón-García, A., Leuzzi, L., Matavulj, P., Serjeant, S., Walmsley, M., Barroso, J. A., O’Riordan, C. M., Clément, B., Tortora, C., Collett, T. E., Courbin, F., Gavazzi, R., Metcalf, R. B., Cabanac, R., Courtois, H. M., Crook-Mansour, J., Delchambre, L., Despali, G., Ecker, L. R., Franco, A., Holloway, P., Jahnke, K., Mahler, G., Marchetti, L., Melo, A., Meneghetti, M., Müller, O., Nucita, A. A., Pearson, J., Rojas, K., Scarlata, C., Schuldt, S., Sluse, D., Suyu, S. H., Vaccari, M., Vegetti, S., Verma, A., Vernardos, G., Bolzonella, M., Hogg, N. B., Amara, A., Casas, S., Markovic, K., Nichol, R. C.

25 Apr 2025, In: Astronomy and Astrophysics. 696, 4, p. 1-22, 22p., A214

Research output: Article

View all my research outputs