Results 51 to 60 of about 2,308 (186)

Cooling and Exhumation History of the Paris Basin Southeastern Margin Revealed by Δ47 /U–Pb Carbonate Thermochronology

open access: yesTerra Nova, Volume 37, Issue 6, Page 421-430, December 2025.
ABSTRACT This study applies Δ₄₇/U–Pb thermochronology to the Middle Jurassic carbonates exposed in the southeastern margin of the Paris Basin. By integrating clumped isotope analyses and U–Pb dating of diagenetic carbonates, we reconstruct the thermal and exhumation history of the sedimentary succession.
Marta Gasparrini   +4 more
wiley   +1 more source

El diluvio Universal y la extinción de las especies biológicas

open access: yesProyección, 2003
La convicción de que el Diluvio Universal bíblico fue un hecho histórico está fuertemente arraigada desde hace milenios. Incluso persiste en nuestros días.
Leandro Sequeiros San Román
doaj  

Cytogenetics of Oryctes nasicornis L. (Coleoptera: Scarabaeidae: Dynastinae) with Emphasis on Its Neochromosomes and Asynapsis Inducing Premature Bivalent and Chromosome Splits at Meiosis

open access: yesPsyche: A Journal of Entomology, 2012
The chromosomes of specimens of Oryctes nasicornis from three locations in France and two locations in Greece were studied. All karyotypes have an X-Y-autosome translocation: 18, neoXY.
B. Dutrillaux, A. M. Dutrillaux
doaj   +1 more source

La cysticercose musculaire des ruminants sauvages d'Afrique centrale

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 1973
Les auteurs signalent, en République Centrafricaine, la présence de deux espèces de cysticerques dans les muscles et les organes de divers ruminants sauvages. La première - la plus fréquente (9/10 des cas) - affecte le Buffle [Bubalus (Syncerus) caffer],
M. Graber   +2 more
doaj   +1 more source

Fire and Life: The Chemical Thought of Buffon

open access: yesTextes & Contextes, 2009
In this paper I try to show, in the first place, that Buffon’s chemical thinking was not anachronistic but in agreement with the chemistry predominant in France before the chemical revolution of Lavoisier took place.
Violeta Aréchiga
doaj   +1 more source

Félix de Azara y Georges Lucien Leclerc: dos formas de iluminar la naturaleza Americana

open access: yesAsclepio: Revista de Historia de la Medicina y de la Ciencia, 1996
Estudiar la naturaleza americana fue un reto aceptado por los naturalistas españoles durante la segunda mitad del siglo XVIII, hallando en las expediciones científicas el vehículo adecuado a sus intereses.
Andrés Galera, Marcelo Frías
doaj   +1 more source

Éthiques concurrentes au debut du XIIIe siècle. La classification macrobienne des vertus dans la première réception de l’Éthique aristotélicienne

open access: yesPatristica et Mediaevalia, 2009
Los primeros comentarios en el Occidente latino a la Ética a Nicómaco tendieron a entender su contenido al interior de un contexto filosófico. Este trabajo expone un ejemplo: la comparación entre las clasificaciones de las virtudes en Aristóteles y en ...
Valeria Buffon
doaj  

Buffon’s problem with a pivot needle [PDF]

open access: yesElemente der Mathematik, 2015
In this paper, we solve Buffon's needle problem for a needle consisting of two line segments connected in a pivot point.
openaire   +2 more sources

Happiness and knowledge in some Masters of Arts before 1250. An analysis of some commentaries on the Book I of Nicomachean Ethics

open access: yesPatristica et Mediaevalia, 2004
The masters of Arts were immersed in an incredibly rich intellectual environment from which they took many tools but to which they also contributed. Although they cultivated the literal genre of commentary it does not mean that they only repeated the ...
Valeria Buffon
doaj  

Identifying pesticide mixtures at country-wide scale

open access: yesPeer Community Journal
Wild organisms are likely exposed to complex mixtures of pesticides owing to the large diversity of substances on the market and the broad range agricultural practices.
Cairo, Milena   +4 more
doaj   +1 more source

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