Información del autor
Autor Pérez González, Pablo Guillermo |
Documentos disponibles escritos por este autor (144)
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We present the stellar calibrator sample and the conversion from instrumental to physical units for the 24 ?m channel of the Multiband Imaging Photometer for Spitzer (MIPS). The primary calibrators are A stars, and the calibration factor based o[...]texto impreso
Barro, Guillermo ; Pérez González, Pablo Guillermo ; otros, ... | University Chicago Press | 2015-09We present the results of deep Chandra imaging of the central region of the Extended Groth Strip, the AEGIS-X Deep (AEGIS-XD) survey. When combined with previous Chandraobservations of a wider area of the strip, AEGIS-X Wide (AEGIS-XW), these pr[...]texto impreso
We present high-fidelity, 30 mas (200 pc) resolution ALMA rest-frame 240 ?m observations of cold dust emission in three typical main-sequence star-forming galaxies (SFGs) at z ? 3 in the Hubble Ultra-Deep Field (HUDF). The cold dust is distribut[...]texto impreso
In the course of our 870 ?m APEX/LABOCA follow-up of the Herschel Lensing Survey we have detected a source in AS1063 (RXC J2248.7-4431) that has no counterparts in any of the Herschel PACS/SPIRE bands, it is a Herschel “drop-out” with S_870/S_50[...]texto impreso
Combi, J. A. ; Albacete Colombo, J. F. ; López Santiago, J. ; Romero, G. E. ; Sánchez Ayaso, E. ; Marti, J. ; Luque Escamilla, P. L. ; Pérez González, Pablo Guillermo ; Muñoz Arjonilla,, A. J. ; Sánchez Sutil, J. R. | EDP Sciencies | 2010-11Aims. We report results of an X-ray study of the supernova remnant (SNR) G344.7-0.1 and the point-like X-ray source located at the geometrical center of the SNR radio structure. Methods. The morphology and spectral properties of the remnant and [...]texto impreso
Ramos Almeida, C. ; Bessiere, P. S. ; Tadhunter, C. N. ; Pérez González, Pablo Guillermo ; Barro, G. ; Inskip, K. J. ; Morganti, R. ; Holt, J. ; Dicken, D. | Wiley | 2012-01We present the results of a comparison between the optical morphologies of a complete sample of 46 southern 2 Jy radio galaxies at intermediate redshifts (0.05texto impreso
Dust attenuation affects nearly all observational aspects of galaxy evolution, yet very little is known about the form of the dust-attenuation law in the distant universe. Here, we model the spectral energy distributions of galaxies at z ~ 1.5–3[...]texto impreso
During our Herschel Lensing Survey (HLS) of massive galaxy clusters, we have discovered an exceptionally bright source behind the z = 0.22 cluster Abell 773, which appears to be a strongly lensed submillimeter galaxy (SMG) at z = 5.2429. This so[...]texto impreso
We present Submillimeter Array [C II] 158 ?m and Karl G. Jansky Very Large Array 12^CO(1-0) line emission maps for the bright, lensed, submillimeter source at z = 5.2430 behind A 773: HLSJ091828.6+514223 (HLS0918). We combine these measurements [...]texto impreso
We analyze the star-forming and structural properties of 45 massive (log(M/M_) > 10) compact star-forming galaxies (SFGs) at 2texto impreso
We combine high-resolution Hubble Space Telescope/WFC3 images with multi-wavelength photometry to track the evolution of structure and activity of massive (M_*> 10^10 M_?) galaxies at redshifts z = 1.4-3 in two fields of the Cosmic Assembly Nea[...]texto impreso
Huertas Company, M. ; Gravet, R. ; Cabrera Vives, G. ; Pérez González, Pablo Guillermo ; Kartaltepe, J. S. ; Barro, G. ; Bernardi, M. ; Mei, S. ; Shankar, F. ; Dimauro, P. ; Bell, E. F. ; Kocevski, D. ; Koo, D. C. ; Faber, S. M. ; Mcintosh, D. H. | University Chicago Press | 2015-11We present a catalog of visual-like H-band morphologies of ~50.000 galaxies (H_f160wtexto impreso
Pérez González, Pablo Guillermo ; Cardiel López, Nicolás ; Eliche Moral, María del Carmen ; otros, ... | American Astronomical Society | 2016-04-01We present Keck I MOSFIRE spectroscopy in the Y and H bands of GDN-8231, a massive, compact, star-forming galaxy at a redshift of z ~ 1.7. Its spectrum reveals both H? and [Nii] emission lines and strong Balmer absorption lines. The H? and Spitz[...]texto impreso
Ramos Almeida, C. ; Rodríguez Espinosa, J. M. ; Barro, Guillermo ; Gallego Maestro, Jesús ; Pérez González, Pablo Guillermo | IOP publishing ltd | 2009-01We have employed a reliable technique of classification of active galactic nuclei (AGNs) based on the fit of well sampled spectral energy distributions (SEDs) with a complete set of AGN and starburst galaxy templates. We have compiled UV, optica[...]texto impreso
Mármol Queraltó, E. ; Trujillo, I. ; Villar, V. ; Barro, G. ; Pérez González, Pablo Guillermo | Wiley | 2013-02The accretion of minor satellites is currently proposed as the most likely mechanism to explain the significant size evolution of the massive galaxies during the last ?10 Gyr. In this paper, we investigate the rest-frame colours and the average [...]texto impreso
Studying giant star-forming clumps in distant galaxies is important to understand galaxy formation and evolution. At present, however, observers and theorists have not reached a consensus on whether the observed "clumps" in distant galaxies are [...]texto impreso
We present a complete census of all Herschel-detected sources within the six massive lensing clusters of the HST Frontier Fields (HFF). We provide a robust legacy catalogue of 263 sources with Herschel fluxes, primarily based on imaging from the[...]texto impreso
López García, M. A. ; López Santiago, J. ; Albacete Colombo, J. F. ; Pérez González, Pablo Guillermo ; Castro Rubio, Elisa de | Wiley | 2013-02Nearby star-forming regions are ideal laboratories to study high-energy emission of different stellar populations, from very massive stars to brown dwarfs. NGC 2023 is a reflection nebula situated to the south of the Flame Nebula (NGC 2024) and [...]texto impreso
Peralta de Arriba, L. ; Balcells, M. ; Trujillo, I. ; Falcón Barroso, J. ; Tapia, T. ; Cardiel López, Nicolás ; Gallego Maestro, Jesús ; Guzmán, R. ; Hempel, A. ; Martín Navarro, I. ; Pérez González, Pablo Guillermo ; Sánchez Blázquez, P. | Wiley | 2015-10-11Several authors have reported that the dynamical masses of massive compact galaxies (M_? ? 10^11?M_?, r_e ? 1?kpc), computed as M_dyn=5.0 ?_e^2r_e/GMdyn=5.0 ?e2re/G, are lower than their stellar masses M_?. In a previous study from our group, th[...]texto impreso
We probe the merging channel of massive galaxies over the z= 0.3 ? 1.3 redshift window by studying close pairs in a sample of 238 galaxies with stellar mass > ? 1011M?, from the SHARDS survey. SHARDS provides medium band photometry equivalent to[...]texto impreso
Barro, Guillermo ; Gallego Maestro, Jesús ; Pérez González, Pablo Guillermo ; Eliche Moral, María del Carmen ; Balcells, M. ; Villar, V. ; Cardiel López, Nicolás ; Cristobal Hornillos, D. ; Gil de Paz, Armando ; Guzmán, R. ; Pelló, R. ; Prieto, M. ; Zamorano Calvo, Jaime | SPRINGER-VERLAG BERLIN | 2010We present a study that links the NCs to the rest-frame luminosity functions (LFs) at the passbands probed by the observed K-band at different epochs. Making use of a large K-band selected sample in the Groth Field, HDFN and CDFS (?0.27deg^(2)),[...]texto impreso
We use deep, five band (100–500 ?m) data from the Herschel Lensing Survey (HLS) to fully constrain the obscured star formation rate, SFR_FIR, of galaxies in the Bullet cluster (z = 0.296), and a smaller background system (z = 0.35) in the same f[...]texto impreso
Tress, M. ; Ferreras, I. ; Pérez González, Pablo Guillermo ; Bressan, A. ; Barro, G. ; Domínguez Sánchez, H. ; Eliche Moral, María del Carmen | Oxford Univ Press | 2019-09A diverse range of dust attenuation laws is found in star-forming galaxies. In particular, Tress et al. (2018) studied the SHARDS survey to constrain the NUV bump strength (B) and the total-to-selective ratio (R_(V)) of 1,753 star-forming galaxi[...]texto impreso
Rieke, G. H. ; Alonso Herrero, A. ; Weiner, B. J. ; Pérez González, Pablo Guillermo ; Blaylock, M. ; Donley, J. L. ; Marcillac, D. | American Astronomical Society | 2009-02-10We show that measures of star formation rates (SFRs) for infrared galaxies using either single-band 24 ?m or extinction-corrected Pa? luminosities are consistent in the total infrared luminosity = L(TIR) ~ 10^10 L_? range. MIPS 24 ?m photometry [...]texto impreso
Using far-infrared imaging from the "Herschel Lensing Survey," we derive dust properties of spectroscopically confirmed cluster member galaxies within two massive systems at z ~ 0.3: the merging Bullet Cluster and the more relaxed MS2137.3-2353.[...]texto impreso
Pérez González, Pablo Guillermo ; Cardiel López, Nicolás ; Gallego Maestro, Jesús | Wiley | 2014-10-11We are undertaking a search for high-redshift low-luminosity Lyman Alpha sources in the SHARDS (Survey for High-z Absorption Red and Dead Sources) survey. Among the pre-selected Lyman Alpha sources two candidates were spotted, located 3.19 arcse[...]texto impreso
Borlaff, Alejandro ; Eliche Moral, María del Carmen ; Beckman, John E. ; Ciambur, Bogdan C. ; Pérez González, Pablo Guillermo ; Barro, Guillermo ; Cava, Antonio ; Cardiel López, Nicolás | EDP Sciencies | 2017-08Context. The controversy about the origin of the structure of early-type S0-E/S0 galaxies may be due to the difficulty of comparing surface brightness profiles with different depths, photometric corrections and point spread function (PSF) effect[...]texto impreso
Borlaff, Alejandro ; Eliche Moral, Carmen ; Beckman, John E. ; Vazdekis, Alexandre ; Lumbreras Calle, Alejandro ; Ciambur, Bogdan C. ; Pérez González, Pablo Guillermo ; Cardiel, Nicolás ; Barro, Guillermo ; Cava, Antonio | EDP SCIENCES S A | 2018-07-05Context. Anti-truncated lenticular galaxies (Type-III S0s) present tight scaling relations between their surface brightness photometric and structural parameters. Although several evolutionary models have been proposed for the formation of these[...]texto impreso
Prieto, Mercedes ; Eliche Moral, María del Carmen ; Balcells, Marc ; Cristobal Hornillos, David ; Erwin, Peter ; Abreu, David ; Domínguez Palmero, Lilian ; Hempel, Angela ; López Sanjuan, Carlos ; Guzmán, Rafael ; Pérez González, Pablo Guillermo ; Barro, Guillermo ; Gallego Maestro, Jesús ; Zamorano Calvo, Jaime | Wiley | 2013-01Some recent observations seem to disagree with hierarchical theories of galaxy formation about the role played by major mergers in the late buildup of massive E-S0s. We re-address this question by analysing the morphology, structural distortion [...]texto impreso
Pérez González, Pablo Guillermo ; Trujillo, Ignacio ; Barro, Guillermo ; Gallego Maestro, Jesús ; Zamorano Calvo, Jaime ; Conselice, Christopher J. | American Astronomical Society | 2008-11-01We use Spitzer MIPS data from the FIDEL Legacy Project in the extended Groth strip to analyze the stellar mass assembly of massive (M > 1011 M_?) galaxies at ztexto impreso
Villar, V. ; Guzmán, R. ; Gallego Maestro, Jesús ; Pérez González, Pablo Guillermo ; Zamorano Calvo, Jaime | Universidad Nacional Autónoma México, Instituto Astronomía | 2013We analyze the properties of star forming regions in a sample of star forming galaxies at z = 0.84. Star forming regions are extracted from B band ACS-HST images. Previously we have substracted a model of the galaxy, fitting a bulged+disk model [...]texto impreso
Gil de Paz, Armando ; Díaz Lopez, Cristina ; Zamorano Calvo, Jaime ; Gallego Maestro, Jesús ; Muñoz Mateos, Juan Carlos ; Pérez González, Pablo Guillermo ; otros, ... | Astronomical Society of the Pacific | 2008We summarize the main properties of the extended UV (XUV) emission found in roughly 30% of the nearby spiral galaxies observed by the GALEX satellite. Two different classes of XUV disks are identified, the Type 1 XUV disks where significant, str[...]texto impreso
Galaxy-cluster gravitational lenses can magnify background galaxies by a total factor of up to similar to 50. Here we report an image of an individual star at redshift z = 1.49 (dubbed MACS J1149 Lensed Star 1) magnified by more than x 2,000. A [...]texto impreso
The spectral energy distributions (SED) of dusty galaxies at intermediate redshift may look similar to very high-redshift galaxies in the optical/near infrared (NIR) domain. This can lead to the contamination of high-redshift galaxy searches bas[...]texto impreso
The Sunyaev-Zel'dovich (SZ) effect is a spectral distortion of the cosmic microwave background as observed through the hot plasma in galaxy clusters. This distortion is a decrement in the CMB intensity for ? > 1.3 mm, an increment at shorter wa[...]texto impreso
Cava, A. ; Pérez González, Pablo Guillermo | Universidad Nacional Autónoma México, Instituto Astronomía | 2013SHARDS is an unbiased ultra-deep spectro-photometric survey with GTC@OSIRIS aimed at selecting and studying massive passively evolving galaxies at z=1.0-2.3 using a set of 24 medium-band filters (FWHM~17 nm) at 500-950 nm in GOODS-N. Our observi[...]texto impreso
Borlaff, Alejandro ; Eliche Moral, María del Carmen ; Rodríguez Pérez, Cristina ; Querejeta, Miguel ; Tapia, Trinidad ; Pérez González, Pablo Guillermo ; Zamorano Calvo, Jaime ; Gallego Maestro, Jesús ; Beckman, John | EDP Sciencies | 2014-10Context. Lenticular galaxies (S0’s) are more likely to host antitruncated (Type-III) stellar discs than galaxies of later Hubble types. Major mergers are popularly considered too violent mechanisms to form these breaks. Aims. We have investigate[...]texto impreso
Borlaff, Alejandro ; Eliche Moral, María del Carmen ; Rodríguez Pérez, Cristina ; Querejeta, Miguel ; Tapia, Trinidad ; Pérez González, Pablo Guillermo ; Zamorano Calvo, Jaime ; Gallego Maestro, Jesús ; Beckman, John | EDP Sciencies | 2014-10Context. Lenticular galaxies (S0s) are more likely to host antitruncated (Type III) stellar discs than galaxies of later Hubble types. Major mergers are popularly considered too violent to make these breaks. Aims. We have investigated whether m[...]texto impreso
Borlaff, Alejandro ; Eliche Moral, María del Carmen ; Rodríguez Pérez, Cristina ; Querejeta, Miguel ; Tapia, Tinidad ; Pérez González, Pablo Guillermo ; Zamorano Calvo, Jaime ; Gallego Maestro, Jesús ; Beckman, John | EDP Sciencies | 2004-10Context. Lenticular galaxies (S0’s) are more likely to host antitruncated (Type-III) stellar discs than galaxies of later Hubble types. Major mergers are popularly considered too violent mechanisms to form these breaks. Aims. We have investigate[...]texto impreso
Cardiel López, Nicolás ; Gallego Maestro, Jesús ; Pascual Ramírez, Sergio ; Eliche Moral, María del Carmen ; Castillo Morales, África ; Guzmán, R. ; Gil de Paz, Armando ; Pérez González, Pablo Guillermo ; Gorgas García, Francisco Javier ; Zamorano Calvo, Jaime | SPRINGER-VERLAG BERLIN | 2010We present a short summary of the activities developed by GUAIX, the Universidad Complutense de Madrid (UCM) Group of Extragalactic Astrophysics and Astronomical Instrumentation. At present we are focused in the development of data reduction pip[...]texto impreso
Pérez González, Pablo Guillermo ; Cardiel López, Nicolás ; Esquej Alonso, María del Pilar ; Gallego Maestro, Jesús | Wiley | 2014-10-01We analyse the stellar populations in the host galaxies of 53 X-ray selected optically dull active galactic nuclei (AGN) at 0.34texto impreso
We present preliminary results about the detection of high redshift (U)LIRGs in the Bullet cluster field by the PACS and SPIRE instruments within the Herschel Lensing Survey (HLS) Program. We describe in detail a photometric procedure designed t[...]texto impreso
We introduce a new color selection technique to identify high-redshift, massive galaxies that are systematically missed by Lyman-break selection. The new selection is based on the H160 (H) and Infrared Array Camera (IRAC) 4.5 ?m bands, specifica[...]texto impreso
Georgakakis, A. ; Rowan-Robinson, M. ; Nandra, K. ; Digby-North, J. ; Pérez González, Pablo Guillermo ; Barro, G. | Wiley | 2010-07-21We explore the nature of Infrared Excess sources (IRX), which are proposed as candidates for luminous [L_X(2–10 keV) > 10^43 erg s^?1] Compton thick (NH > 2 × 1024 cm?2) QSOs at z? 2. Lower redshift, z? 1, analogues of the distant IRX populati[...]texto impreso
Based on HST and MUSE data, we probe the stellar and gas properties (i.e. kinematics, stellar mass, star formation rate) of the radio-loud brightest cluster galaxy (BCG) located at the centre of the X-ray-luminous cool-core cluster Abell 2667 (z[...]texto impreso
Marino, Raffaella Anna ; Gil de Paz, Armando ; Castillo Morales, África ; Muñoz Mateos, J. C. ; Sánchez, S. F. ; Pérez González, Pablo Guillermo ; Zamorano Calvo, Jaime ; Gallego Maestro, Jesús ; Alonso Herrera, A. ; Kannappan, S. ; Boissier, S. ; Eliche Moral, María del Carmen ; García Vargas, M. L. ; Carrasco, E. ; Vílchez, J. M. ; Sánchez Moreno, F. M. | Universidad Nacional Autónoma México, Instituto Astronomía | 2013MEGARA (Multi-Espectrógrafo en GTC de Alta Resolución para Astronomía) is an optical Integral-Field Unit (IFU) and Multi-Object Spectrograph (MOS) designed for the GTC 10.4 m telescope in La Palma. MEGARA will be a 3rd generation instrument for [...]texto impreso
Marino, Raffaella Anna ; Gil de Paz, Armando ; Castillo Morales, África ; Muñoz Mateos, J. C. ; Sánchez, S. F. ; Pérez González, Pablo Guillermo ; Gallego Maestro, Jesús ; Zamorano Calvo, Jaime ; Alonso Herrero, A. ; Boissier, S. | American Astronomical Society | 2012-07-20We present an analysis of the full bidimensional optical spectral cube of the nearby spiral galaxy NGC 5668, observed with the Pmas fiber PAcK Integral Field Unit (IFU) at the Calar Alto observatory 3.5 m telescope. We make use of broadband imag[...]texto impreso
Georgakakis, A. ; Pérez González, Pablo Guillermo ; Fanidakis, N. ; Salvato, M. ; Aird, J. ; Messias, H. ; Lotz, J. M. ; Barro, Guillermo ; Hsu, Li-Ting ; Nandra, K. ; Rosario, D. ; Cooper, M. C. ; Kocevski, D. D. ; Newman, J. A. | Wiley | 2014-05Chandra data in the COSMOS, AEGIS-XD and 4 Ms Chandra Deep Field South are combined with multiwavelength photometry available in those fields to determine the rest-frame U ? V versus V ? J colours of X-ray AGN hosts in the redshift intervals 0.1[...]texto impreso
Álvarez González, J. ; Colina, L. ; Marqués Chaves, R. ; Pérez González, Pablo Guillermo | EDP Sciencies | 2019-08-23The James Webb Space Telescope (JWST) will provide deep imaging and spectroscopy for sources at redshifts above 6, covering the entire Epoch of Reionization (EoR, 6texto impreso
We present Keck-I MOSFIRE near-infrared spectroscopy for a sample of 13 compact star-forming galaxies (SFGs) at redshift 2 ? z ? 2.5 with star formation rates of SFR ? 100 M yr?1 and masses of log(M/M ) ? 10.8. Their high integrated gas velocit[...]