Search Results - "Bernal, Juan Pablo"

Measurement of sulfur in environmental samples using the interference standard method with an O2‐pressurized reaction cell and a single‐quadrupole inductively coupled plasma mass spectrometer by Pérez‐Arvizu, Ofelia, Bernal, Juan‐Pablo

“…Rationale Precise and accurate analysis of trace sulfur in environmental samples is essential to understand its biogeochemical cycle. Yet it remains a…”
Get full text

Orbital pacing and ocean circulation-induced collapses of the Mesoamerican monsoon over the past 22,000 y by Lachniet, Matthew S., Asmerom, Yemane, Bernal, Juan Pablo, Polyak, Victor J., Vazquez-Selem, Lorenzo

“…The dominant controls on global paleomonsoon strength include summer insolation driven by precession cycles, ocean circulation through its influence on…”
Get full text

Accuracy Improvement in the LA‐MC‐ICP‐MS Measurement of 87Sr/86Sr in Bioapatite Using Dentin of Carcharinus leucas (Bull shark) to Estimate 87Rb/85Rb Instrument Induced Fractionation by Chávez‐Ambriz, Julio C., Bernal, Juan Pablo, Weber, Bodo, Ortega‐Obregón, Carlos, Corona‐Martínez, Liliana, Carranza‐Castañeda, Óscar

“…In situ 87Sr/86Sr microanalysis in bioapatite using laser ablation (LA‐)MC‐ICP‐MS is an essential tool for provenance studies, as enamel tissue build‐up…”
Get full text

Responses of landraces and commercial cultivars of yellow passion fruit to the prevalence of Fusarium oxysporum by Bernal Moreno, Juan Pablo, Rodríguez, Nohra

“…Yellow passion fruit (Passiflora edulis f. flavicarpa) is a fruit of high economic potential in Colombia, but the prevalence of some diseases often makes…”
Get full text

Retrograde Accretion of a Caribbean Fringing Reef Controlled by Hurricanes and Sea-level Rise by Blanchon, Paul, Richards, Simon, Bernal, Juan Pablo, Cerdeira-Estrada, Sergio, Ibarra, M. Socrates, Corona-Martínez, Liliana, Martell-Dubois, Raúl

“…Predicting the impact of sea-level (SL) rise on coral reefs requires reliable models of reef accretion. Most assume that accretion results from vertical growth…”
Get full text

Geology of the late Pleistocene Tres Vírgenes Volcanic Complex, Baja California Sur (México) by Avellán, Denis Ramón, Macías, José Luis, Arce, José Luis, Saucedo-Girón, Ricardo, Garduño-Monroy, Víctor Hugo, Jiménez-Haro, Adrian, Sosa-Ceballos, Giovanni, Cisneros, Guillermo, Bernal, Juan Pablo, Layer, Paul W., García-Sánchez, Laura, Reyes-Agustín, Gabriela, Rangel, Elizabeth, Navarrete, José Antonio, López-Loera, Héctor

“…The geological map of the Tres Vírgenes Volcanic Complex (TVVC) Baja California Sur, México consists of three northeast-southwest aligned stratovolcanoes named…”
Get full text

Measurement of sulfur in environmental samples using the interference standard method with an O 2 -pressurized reaction cell and a single-quadrupole inductively coupled plasma mass spectrometer by Pérez-Arvizu, Ofelia, Bernal, Juan-Pablo

“…Precise and accurate analysis of trace sulfur in environmental samples is essential to understand its biogeochemical cycle. Yet it remains a challenging…”
Get full text

Geology and conceptual model of the Domuyo geothermal area, northern Patagonia, Argentina by Silva-Fragoso, Argelia, Ferrari, Luca, Norini, Gianluca, Orozco-Esquivel, Teresa, Corbo-Camargo, Fernando, Bernal, Juan Pablo, Castro, Cesar, Arrubarrena-Moreno, Manuel

“…The western slope of Cerro Domuyo in northern Patagonia is characterized by thermal springs with boiling waters, Quaternary silicic domes, and pyroclastic…”
Get full text

Inter-hemispheric synchroneity of Holocene precipitation anomalies controlled by Earth’s latitudinal insolation gradients by Deininger, Michael, McDermott, Frank, Cruz, Francisco W., Bernal, Juan Pablo, Mudelsee, Manfred, Vonhof, Hubert, Millo, Christian, Spötl, Christoph, Treble, Pauline C., Pickering, Robyn, Scholz, Denis

“…Atmospheric circulation is a fundamental component of Earth’s climate system, transporting energy poleward to partially offset the latitudinal imbalance in…”
Get full text

Timing and structure of Mega-SACZ events during Heinrich Stadial 1 by Stríkis, Nicolás M., Chiessi, Cristiano M., Cruz, Francisco W., Vuille, Mathias, Cheng, Hai, de Souza Barreto, Eline A., Mollenhauer, Gesine, Kasten, Sabine, Karmann, Ivo, Edwards, R. Lawrence, Bernal, Juan Pablo, Sales, Hamilton dos Reis

“…A substantial strengthening of the South American monsoon system (SAMS) during Heinrich Stadials (HS) points toward decreased cross‐equatorial heat transport…”
Get full text

Modern anthropogenic drought in Central Brazil unprecedented during last 700 years by Stríkis, Nicolas Misailidis, Buarque, Plácido Fabrício Silva Melo, Cruz, Francisco William, Bernal, Juan Pablo, Vuille, Mathias, Tejedor, Ernesto, Santos, Matheus Simões, Shimizu, Marília Harumi, Ampuero, Angela, Du, Wenjing, Sampaio, Gilvan, Sales, Hamilton dos Reis, Campos, José Leandro, Kayano, Mary Toshie, Apaèstegui, James, Fu, Roger R., Cheng, Hai, Edwards, R. Lawrence, Mayta, Victor Chavez, Francischini, Danielle da Silva, Arruda, Marco Aurélio Zezzi, Novello, Valdir Felipe

“…A better understanding of the relative roles of internal climate variability and external contributions, from both natural (solar, volcanic) and anthropogenic…”
Get full text

U-Pb Zircon Geochronology with an Integrated LA-ICP-MS Microanalytical Workstation: Achievements in Precision and Accuracy by Solari, Luigi A., Gómez-Tuena, Arturo, Bernal, Juan Pablo, Pérez-Arvizu, Ofelia, Tanner, Martin

“…Laser ablation‐inductively coupled plasma‐mass spectrometry (LA‐ICP‐MS) is a microanalytical tool especially suitable for providing fast and precise U‐Pb…”
Get full text

Uranium loss and aragonite–calcite age discordance in a calcitized aragonite stalagmite by Lachniet, Matthew S., Bernal, Juan Pablo, Asmerom, Yemane, Polyak, Victor

“…We analyzed uranium-series concentrations and isotopic ratios in a mixed aragonite and calcite stalagmite from Juxtlahuaca Cave, from the Sierra Madre del Sur…”
Get full text

Lithostratigraphy and physical properties of lacustrine sediments of the last ca. 150 kyr from Chalco basin, central México by Ortega-Guerrero, Beatriz, Lozano-García, Socorro, Herrera-Hernández, Dimitris, Caballero, Margarita, Beramendi-Orosco, Laura, Bernal, Juan Pablo, Torres-Rodríguez, Esperanza, Avendaño-Villeda, Diana

“…The recognition of past climatic fluctuations in sedimentary sequences in central Mexico is relevant for understanding the forcing mechanisms and responses of…”
Get full text

Eruptive chronology and tectonic context of the late Pleistocene Tres Vírgenes volcanic complex, Baja California Sur (México) by Avellán, Denis Ramón, Macías, José Luis, Arce, José Luis, Jiménez-Haro, Adrian, Saucedo-Girón, Ricardo, Garduño-Monroy, Víctor Hugo, Sosa-Ceballos, Giovanni, Bernal, Juan Pablo, López-Loera, Hector, Cisneros, Guillermo, Layer, Paul W., García-Sánchez, Laura, Reyes-Agustín, Gabriela, Rocha, Víctor Santiago, Rangel, Elizabeth

“…Based on a detailed geological map and stratigraphy aided by new 230Th/238U and 206P/238U age determinations we established the eruptive chronology of the Tres…”
Get full text

Isomeric Effect on the Pharmacokinetic Behavior of Anticancer Cu II Mixed Chelate Complexes: Experimental and Theoretical Approach by García‐Ramos, Juan Carlos, Vértiz‐Serrano, Guadalupe, Macías‐Rosales, Lucia, Galindo‐Murillo, Rodrigo, Toledano‐Magaña, Yanis, Bernal, Juan Pablo, Cortés‐Guzmán, Fernando, Ruiz‐Azuara, Lena

“…We present herein the results of a pharmacokinetic (PK) study of Cu II mixed‐chelate coordination compound CasIII‐La…”
Get full text

New insights into the stratigraphy and 230Th/U geochronology of the post-caldera explosive volcanism of La Primavera caldera, Mexico by Sourisseau, Delphine, Macías, José Luis, García Tenorio, Felipe, Avellán, Denis Ramón, Saucedo Girón, Ricardo, Bernal, Juan Pablo, Arce Saldaña, José Luis, Tinoco Murillo, Zareth

“…La Primavera caldera is a Quaternary rhyolitic volcanic field located in the western part of the Trans-Mexican-Volcanic-Belt (TMVB). The caldera forming…”
Get full text

A preliminary report on the Rare Earth Element + Yttrium (REE+Y) analysis from the Tlayúa Quarry Konservat-Lagerstätte (Tlayúa Formation; Lower Cretaceous, Albian) of Tepexi de Rodríguez, Puebla, Mexico: Results from Zone 13 by Reygadas-Langarica, Yoatzin, Sánchez-Beristain, Francisco, Simon, Klaus, Bernal, Juan Pablo, Calvillo-Canadell, Laura

“…The Tlayúa Quarry Konservat-Lagerstätte (Albian, Lower Cretaceous; Tepexi de Rodríguez, Puebla, Mexico) is known worldwide for the preservation of its…”
Get full text

Barremian rift-related turbidites and alkaline volcanism in southern Mexico and their role in the opening of the Gulf of Mexico by Mendoza-Rosales, Claudia C., Centeno-García, Elena, Silva-Romo, Gilberto, Campos-Madrigal, Emiliano, Bernal, Juan Pablo

“…The Chivillas Formation is the easternmost record of Mesozoic marine volcanism in Mexico. It consists of thick intervals of pillow lavas interbedded with…”
Get full text

Integrated stratigraphy and isotopic ages at the Berriasian–Valanginian boundary at Tlatlauquitepec (Puebla, Mexico) by López-Martínez, Rafael, Barragán, Ricardo, Bernal, Juan Pablo, Reháková, Daniela, Gómez-Tuena, Arturo, Martini, Michelangelo, Ortega, Carlos

“…The integration of calpionellid biostratigraphy, microfacies analysis, UPb geochronology, and strontium chemostratigraphy improves the definition of the…”
Get full text