Results 71 to 80 of about 22,153,604 (283)

Plasma–Kinetic Coupling and Redox Mechanisms in the Degradation of Acid Red 51 by Atmospheric Corona Discharge

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT This study investigates the degradation of the xanthene dye Acid Red 51 (ARE‐51) using atmospheric‐pressure corona discharge plasma, integrating electrical characterization, optical emission spectroscopy (OES), kinetic modeling, and physicochemical analysis to establish a unified plasma–liquid interaction framework. A degradation efficiency of
Cristian Mendoza Benítez   +7 more
wiley   +1 more source

O séjour de D. Pedro I em Paris e a imprensa francesa: familiaridade e exotismo

open access: yesHistória, 2012
A imagem de d. Pedro I na imprensa francesa, durante o período em que viveu em Paris (de agosto de 1831 a janeiro de 1832), foi fundamental para o sucesso que ele alcançou na busca de apoios para a expedição com que retomaria a coroa de D.
Isabel Lustosa
doaj   +1 more source

Carmen García-Comas, Pedro Cermeño, Marta Villegas i Elvan Böke, Premis Ciutat de Barcelona 2022

open access: yes, 2023
Els jurats dels Premis Ciutat de Barcelona 2022 en la categoria de Ciències han fet públic aquest diumenge els veredictes i han acordat distingir els investigadors Carmen García-Comas i Pedro Cermeño, de l'Institut de Ciències del Mar CSIC, amb el guardó
Cermeño, Pedro, García-Comas, Carmen
core  

Dental crown morphological variation and heterodonty in carcharhiniform sharks

open access: yesThe Anatomical Record, EarlyView.
Abstract Elasmobranch teeth are highly mineralized structures that constitute the majority of the fossil record for this group. Despite their taxonomic and evolutionary significance, detailed descriptions of dental morphology remain scarce. The order Carcharhiniformes, the most diverse among sharks, comprises 304 valid species that display remarkable ...
Flávia Zanini, Karla D. A. Soares
wiley   +1 more source

The Removal of Heavy Metal Ions from Aqueous Effluents by Modified Clays: Retention of Cd(II) and Ni(II) Ions

open access: yesAdsorption Science & Technology, 2007
Industrial effluents discharged into aquatic bodies without proper treatment have contributed to the increasing pollution of water by heavy metals. The development of efficient processes for the treatment of industrial effluents is becoming more and more
Wagner A. Carvalho   +3 more
doaj   +1 more source

An unusual titanosaur axis from the Upper Cretaceous of Brazil and its significance for sauropod anatomy and systematics

open access: yesThe Anatomical Record, EarlyView.
Abstract The Upper Cretaceous São José do Rio Preto Formation (Bauru Group, southeastern Brazil) has yielded a fragmentary but taxonomically diverse record of titanosaur sauropods, although elements from cervical series remain scarce. Here, we describe a nearly complete sauropod axis from the Vila Ventura Paleontological Area, representing an uncommon ...
Bruno A. Navarro   +7 more
wiley   +1 more source

Prezado doutor, querido amigo, caro memorialista: a sociabilidade intelectual nas cartas para Pedro Nava [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Filosofia e Ciências Humanas, Programa de Pós-Graduação em História, Florianópolis, 2009Este estudo trata das redes de sociabilidade do memorialista Pedro Nava através de suas ...
Piovesan, Greyce Kely
core  

Inter‐ and intraspecific variation in theropod dinosaur dental microwear and its palaeoecological implications

open access: yesThe Anatomical Record, EarlyView.
Abstract Differences in skull and tooth morphology, stomach contents, and estimated bite force between medium‐to‐large sized (≥100 kg) predatory theropod dinosaurs have long been suspected to correlate with differences in their diets and dietary guilds (e.g., hypercarnivory, piscivory).
Cassius Morrison   +9 more
wiley   +1 more source

Simbología del poder en un linaje castellano: los descendientes de Pedro I excluidos de la línea sucesoria

open access: yesCuadernos de Historia de España
En la España bajomedieval y moderna, la nobleza busca revestirse de símbolos que otorguen a los miembros de sus familias cohesión e identificación interna y externa. La simbología no es un aspecto secundario del poder nobiliario sino uno de sus elementos
María Estela González de Fauve   +2 more
doaj  

O séjour de D. Pedro I em Paris e a imprensa francesa: familiaridade e exotismo The séjour of D. Pedro I in Paris and the French press: familiarity and exoticism

open access: yesHistória, 2012
A imagem de d. Pedro I na imprensa francesa, durante o período em que viveu em Paris (de agosto de 1831 a janeiro de 1832), foi fundamental para o sucesso que ele alcançou na busca de apoios para a expedição com que retomaria a coroa de D.
Isabel Lustosa
doaj  

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