Enrique Gaztanaga Portrait

Professor Enrique Gaztanaga

Summary

My expertise is in the area of Cosmological models and the Large Scale Structure (LSS): the distribution of galaxies, radiation and matter on the largest observable scales. In particular:  i) how light from galaxies traces the underlaying mass: theory, measurements and simulations ii) comparison of perturbation theory to data and simulations: development of novel tools,  iii)  measurement and modelling of  Galaxy-CMB cross-correlation techniques iv) measurements and modelling of higher order correlation function and Baryon Acoustic Oscillations (BAO), v) interpretation of cosmological models and the laws of Physics.

Research outputs

2026

The DESI DR1 Peculiar Velocity Survey: Fundamental Plane Catalogue

Howlett, C., Lucey, J. R., Said, K., Davis, T. M., Aguilar, J., Ahlen, S., Amsellem, A. J., Bautista, J., Benzvi, S., Bianchi, D., Blake, C., Brooks, D., Carr, A., Claybaugh, T., Cuceu, A., De La Macorra, A., Dey, B., Doel, P., Douglass, K., Ferraro, S., Font-Ribera, A., Forero-Romero, J. E., Gaztañaga, E., Gontcho A Gontcho, S., Gutierrez, G., Guy, J., Honscheid, K., Huterer, D., Ishak, M., Joyce, R., Kim, A. G., Kremin, A., Lahav, O., Lamman, C., Landriau, M., Le Guillou, L., Leauthaud, A., Levi, M. E., Martini, P., Meisner, A., Miquel, R., Moustakas, J., Muñoz-Gutiérrez, A., Nadathur, S., Palanque-Delabrouille, N., Percival, W. J., Poppett, C., Prada, F., Pérez-Ràfols, I., Qin, F.

6 Jul 2026, In: Publications of the Astronomical Society of Australia

Research output: Article

The kinematically hot, extremely metal-poor C-19 stellar stream in DESI DR2

Mohammed, N., Tang, J. Y., Li, T. S., Koposov, S. E., Carlberg, R. G., Jarvis, E., Li, A. P., Sandford, N., Medina, G. E., Wang, W., Valluri, M., Riley, A. H., Silva, L. B. e., Najita, J., Lambert, M., Li, S., Aguilar, J., Ahlen, S., Bianchi, D., Brooks, D., Claybaugh, T., Macorra, A. d. l., Forero-Romero, J. E., Gaztañaga, E., Gontcho, S. G. A., Gutierrez, G., Joyce, R., Juneau, S., Kehoe, R., Kisner, T., Kremin, A., Landriau, M., Guillou, L. L., Manera, M., Meisner, A., Miquel, R., Nadathur, S., Percival, W. J., Prada, F., Pérez-Ràfols, I., Rossi, G., Sanchez, E., Schlegel, D., Silber, J., Sprayberry, D., Tarlé, G., Weaver, B. A., Zhou, R., Zou, H.

6 Jul 2026, In: The Astrophysical Journal. 1005, 2, 20p., 200

Research output: Article

Deep spectroscopy with DESI for photometric redshift training and calibration

Dey, B., Newman, J. A., Zhang, T., Aguilar, J., Ahlen, S., Anand, A., Andrews, B., Bianchi, D., Brooks, D., Castander, F. J., Claybaugh, T., Cuceu, A., Dawson, K. S., Macorra, A. d. l., Costa, J. D., Dey, A., Doel, P., Ferraro, S., Font-Ribera, A., Gaztañaga, E., Gontcho, S. G. A., Gruen, D., Gutierrez, G., Guy, J., Herrera-Alcantar, H. K., Honscheid, K., Ishak, M., Joyce, R., Kehoe, R., Kirkby, D., Kisner, T., Kremin, A., Lahav, O., Landriau, M., Guillou, L. L., Leauthaud, A., Levi, M. E., Manera, M., Martini, P., McCullough, J., Meisner, A., Miquel, R., Moustakas, J., Myers, A. D., Myles, J., Nadathur, S., Palanque-Delabrouille, N., Percival, W. J., Prada, F., Samushia, L.

3 Jul 2026, In: The Astronomical Journal. 172, 1, 23p., 65

Research output: Article

Euclid Quick Data Release (Q1): XXXIII. The first catalogue of strong-lensing galaxy clusters

Collaboration, E., Bergamini, P., Meneghetti, M., Acebron, A., Clément, B., Bolzonella, M., Grillo, C., Rosati, P., Abriola, D., Barroso, J. A. A., Angora, G., Bazzanini, L., Cabanac, R., Nagam, B. C., Cooray, A. R., Despali, G., Rosa, G. D., Diego, J. M., Fogliardi, M., Galan, A., Gavazzi, R., Granata, G., Hogg, N. B., Jahnke, K., Leuzzi, L., Li, T., Lombardi, M., Mahler, G., Manjón-García, A., Metcalf, R. B., Oguri, M., Olave, C., Palencia, J. M., Richard, J., Rojas, K., Ecker, L. R., Scarlata, C., Schirmer, M., Schuldt, S., Sluse, D., Tortora, C., Vernardos, G., 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, 18p., A33

Research output: Article

Euclid Quick Data Release (Q1): XXIV. Extending the quest for little red dots to z<4

Collaboration, E., Bisigello, L., Rodighiero, G., Fotopoulou, S., Ricci, F., Jahnke, K., Feltre, A., Allevato, V., Shankar, F., Cassata, P., Bontà, E. D., Gandolfi, G., Girardi, G., Giulietti, M., Grazian, A., Lovell, C. C., Maiolino, R., Zatarain, T. M., Mezcua, M., Prandoni, I., Roster, W., Salvato, M., Siudek, M., Tarsitano, F., Toba, Y., Vietri, A., Zamorani, G., Baes, M., Belladitta, S., Nersesian, A., Spinoglio, L., Lopez, X. L., Aghanim, N., Altieri, B., Amara, A., Andreon, S., Auricchio, N., Aussel, H., Baccigalupi, C., Baldi, M., Balestra, A., Bardelli, S., Basset, A., Battaglia, P., Casas, S., Percival, W. J., Schewtschenko, J. A., Gaztanaga, E., Nadathur, S., Naidoo, K.

1 Jul 2026, In: Astronomy and Astrophysics. 711, 21p., A24

Research output: Article

Euclid Quick Data Release (Q1): XXII. An investigation of optically faint, red objects in the Euclid Deep Fields

Collaboration, E., Girardi, G., Rodighiero, G., Bisigello, L., Enia, A., Grazian, A., Bontà, E. D., Daddi, E., Serjeant, S., Gandolfi, G., Lovell, C. C., Caputi, K. I., Bianchetti, A., Vietri, 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., Biviano, A., Bonchi, A., Branchini, E., Brescia, M., Brinchmann, J., Camera, S., Cañas-Herrera, G., Capobianco, V., Carbone, C., Carretero, J., Casas, S., Castellano, M., Castignani, G., Cavuoti, S., Chambers, K. C., Cimatti, A., Colodro-Conde, C., Congedo, G., Conselice, C. J., Percival, W. J., Schewtschenko, J. A., Gaztanaga, E., Nadathur, S., Naidoo, K.

1 Jul 2026, In: Astronomy and Astrophysics. 711, 11p., A22

Research output: Article

Euclid Quick Data Release (Q1): VII. Characteristics and limitations of the spectroscopic measurements

Collaboration, E., Brun, V. L., Bethermin, M., Moresco, M., Vibert, D., Vergani, D., Surace, C., Zamorani, G., Allaoui, A., Bedrine, T., Chabaud, P. -., Daste, G., Dufresne, F., Gray, M., Rossetti, E., Copin, Y., Conseil, S., Maiorano, E., Mao, Z., Palazzi, E., Pozzetti, L., Quai, S., Scarlata, C., Talia, M., Courtois, H. M., Guzzo, L., Kubik, B., Brun, A. M. C. L., Peacock, J. A., Bagot, D., Basset, A., Casenove, P., Gimenez, R., Libet, G., Ruffenach, M., Aghanim, N., Altieri, B., Amara, A., Andreon, S., Auricchio, N., Aussel, H., Baccigalupi, C., Casas, S., Nichol, R. C., Percival, W. J., Schewtschenko, J. A., Avila, S., Gaztanaga, E., Nadathur, S., Naidoo, K.

1 Jul 2026, In: Astronomy and Astrophysics. 711, 14p., A7

Research output: Article

Euclid Quick Data Release (Q1): VI. From spectrograms to spectra: the SIR spectroscopic Processing Function

Collaboration, E., Copin, Y., Fumana, M., Mancini, C., Appleton, P. N., Chary, R., Conseil, S., Faisst, A. L., Hemmati, S., Masters, D. C., Scarlata, C., Scodeggio, M., Alavi, A., Carle, A., Casenove, P., Contini, T., Das, I., Herzog, G., Jacobson, J., Brun, V. L., Maino, D., Setnikar, G., Stickley, N. R., Tavagnacco, D., Xie, Q., Aghanim, N., Altieri, B., Amara, A., Andreon, S., Auricchio, N., Aussel, H., Baccigalupi, C., Baldi, M., Balestra, A., Bardelli, S., Basset, A., Battaglia, P., Belikov, A. N., Biviano, A., Bonchi, A., Branchini, E., Brescia, M., Casas, S., Markovic, K., Nichol, R. C., Percival, W. J., Schewtschenko, J. A., Gaztanaga, E., Nadathur, S., Naidoo, K.

1 Jul 2026, In: Astronomy and Astrophysics. 711, 19p., A6

Research output: Article

Euclid Quick Data Release (Q1): V. Photometric redshifts and physical properties of galaxies through the PHZ processing function

Collaboration, E., Tucci, M., Paltani, S., Hartley, W. G., Dubath, F., Morisset, N., Bolzonella, M., Fotopoulou, S., Tarsitano, F., Saulder, C., Pozzetti, L., Enia, A., Kang, Y., Degaudenzi, H., Saglia, R., Salvato, M., Ilbert, O., Stanford, S. A., Roster, W., Castander, F. J., Humphrey, A., Landt, H., Selwood, M., Stevens, G., Aghanim, N., Altieri, B., Amara, A., Andreon, S., Auricchio, N., Aussel, H., Baccigalupi, C., Baldi, M., Balestra, A., Bardelli, S., Battaglia, P., Belikov, A. N., Bernardeau, F., Biviano, A., Bonchi, A., Branchini, E., Brescia, M., Brinchmann, J., Camera, S., Cañas-Herrera, G., Casas, S., Percival, W. J., Schewtschenko, J. A., Gaztanaga, E., Nadathur, S., Naidoo, K.

1 Jul 2026, In: Astronomy and Astrophysics. 711, 25p., A5

Research output: Article

Euclid Quick Data Release (Q1): III. NIR processing and data products

Collaboration, E., Polenta, G., Frailis, M., Alavi, A., Appleton, P. N., Awad, P., Bonchi, A., Bouwens, R., Bramante, L., Busonero, D., Calderone, G., Cogato, F., Conseil, S., Correnti, M., da Silva, R., Das, I., Faustini, F., Fu, Y., Gasparetto, T., Grazian, A., Hemmati, S., Jacobson, J., Jahnke, K., Kubik, B., Macabiau, C., Medinaceli, E., Paterson, K., Radovich, M., Schirmer, M., Shulevski, A., Teplitz, H. I., Venemans, B., Aghanim, N., Altieri, B., Amara, A., Andreon, S., Auricchio, N., Aussel, H., Baccigalupi, C., Baldi, M., Balestra, A., Bardelli, S., Basset, A., Battaglia, P., Casas, S., Nichol, R. C., Schewtschenko, J. A., Gaztanaga, E., Nadathur, S., Naidoo, K.

1 Jul 2026, In: Astronomy and Astrophysics. 711, 24p., A3

Research output: Article

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