1,797 research outputs found

    El periodismo busca su futuro

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    Reflexión a partir de datos muy actualizados sobre el presente crítico del periodismo en España. La autora analiza las causas, circunstancias y previsiones que existen en el periodismo de nuestro país, abogando por la permanencia de la profesión a partir de la conservación de la calidad en el trabajo y los valores morales más profundos como sus motivaciónes.This article reflects upon the most recent data of the critical situación of professional journalism in Spain. The autor analises the causes, circumstances and the future perspectives of the job in our country, defending the survival of the profession, if the quality at work and the moral roots of the journalism are well settled and diffused in the profesional context.Cet article réfléchit sur les plus récentes données autour de la critique situation professionnelle du journalisme en Espagne. L’auteur analyse les causes, circonstances et les prévisions pour cet exercice professional, et montre ses meilleurs voeux sur ce future à condition de que la qualité dans le métier et les racines morales dans les motivations professionnelles se récupèrent et soignent dans la profession journalistique

    Lúcidas reflexiones de un pionero en el tiempo de los colonos y de los nativos digitales

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    Reseña del libro La piel de la imagen. Ensayos sobre la gráfica en la cultura digital, de José Ramón Alcalá (prólogo de Jesús Carrilo), Valencia, Ed. Sendemà Editorial, 2011, 175 pp

    Cap a la síntesi total del (−)-Curcumè i la (−)-Curcuquinona

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    Treballs Finals de Grau de Química, Facultat de Química, Universitat de Barcelona, Any: 2022, Tutors: Antoni Riera Escalé, Marina Bellido MuñozThe synthesis of chiral natural products has long been the focal point in the field of asymmetric catalysis since both stereoisomers usually have different bioactivity. Within all the catalytic asymmetric methodologies, homogeneous transition-metal catalyzed hydrogenation plays a pivotal role. Our group has been working in the Ir-catalyzed asymmetric hydrogenation reactions of several substrates such as sulfones, which are versatile building blocks in synthetic chemistry. In this respect, the group recently developed a methodology to synthesize homoallylic sulfones through a highly selective process which has set the stage for the synthesis of different natural products. The previously mentioned methodologies have established the framework for the synthesis and the Ir-catalyzed asymmetric hydrogenation of homoallylic sulfones. In the present work, the applicability of these methodologies has been demonstrated through the synthesis of (+)-⍺-curcumene 1 and an advanced intermediate of (−)-curcuquinone 2

    Driving Diverse Representation of Diverse Classes

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    Why have federal courts overwhelmingly appointed white men to represent diverse consumer classes? Rule 23(g) of the Federal Rules of Civil Procedure requires courts to appoint the attorneys “best able to represent the interests of class members” to serve as class counsel. But courts’ recurrent conclusion that white men best fit the federally mandated job description not only gives the appearance of discrimination, but harms class members that suffer from outcomes plagued by groupthink and cognitive biases. This Article sets out to uncover why white male repeat players continue to dominate class counsel appointments and proposes a practical and immediately implementable solution for the judiciary to improve class counsel diversity. The Article examines all class action auto defect multidistrict litigation suits. By focusing on this subset of cases that span across five decades, it observes potential tendencies of certain courts (i.e., white, Republican-appointed, and female courts) to appoint white men and identifies different processes and criteria courts have implemented and considered that have resulted in the appointment of more female and minority attorneys. The Article finds, however, that the gender and racial gaps remain stark, largely because courts understandably place an almost dispositive value on attorneys’ prior experience serving as class counsel, a role white men have traditionally monopolized. It proposes a way to resolve this Catch-22 problem—a two-tier joint appointment structure that collectively evaluates the experience and diversity of counsel and removes the insurmountable entry barriers to the plaintiffs’ counsel class action bar

    UNA REVISIÓN DEL VALOR CULTURAL DE LA TARJETA POSTAL

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    La tarjeta postal ilustrada presenta una serie de interesantes paradojas, es un producto postal nacido en el siglo XIX para la comunicación comercial, pero su verdadero desarrollo tiene lugar en el siglo XX, en el marco de la denominada “sociedad de las masas”, gracias a las posibilidades de la reproducción fotomecánica de imágenes que harán posible la sociedad informativa que hoy conocemos. La tarjeta postal convive en sus usos comunicativos con otros fenómenos culturales como el cine, la prensa gráfica y la emergencia de la fotografía de aficionados. Se revisan en el texto los antecedentes de la tarjeta postal, sus etapas de desarrollo y decadencia y la importancia de la imprenta en la difusión de las imágenes desde el siglo XIX

    Magneto-optical characterization of magnetic thin films and interface structures

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    178 p.Por medio de técnicas experimentales entre las que destacan el efecto Kerr magneto-óptico (MOKE) y una extensión del mismo, la elipsometría magneto-óptica generalizada (GME), investigo fenómenos relacionados con el magnetismo y la espintrónica en láminas finas metálicas fabricadas por medio de deposición catódica, recurriendo a la modelización numérica para interpretar los resultados. Por un lado, estudio la detección con GME de la acumulación de espín en la superficie de metales debido al efecto Hall de espín (SHE). Separando señales espurias de señales MOKE observo que estas últimas, relacionadas con el SHE, son mucho menores que las reportadas en la literatura previa. Por otro lado, investigo los efectos de una capa ultrafina de Ru sobre las propiedades magnéticas de Co con anisotropía magnetocristalina uniaxial en el plano. Observo que el Ru induce una rotación de la magnetización del Co fuera del plano en remanencia que explico con una modulación espacial de la interacción de Dzyaloshinskii-Moriya. Por último, exponiendo un material ferromagnético a un campo magnético externo que oscila, estudio cómo al variar el periodo del campo se da una transición de fase entre un estado dinámicamente ordenado y otro dinámicamente desordenado. Examinando el diagrama de fase de esta transición y comparándolo con el diagrama de fase de la transición de fase termodinámica convencional se observan diferencias anteriormente desconocida

    The Class Counsel Draft Gender Gap: An Analysis of Class Counsel Applicants

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    This Article accomplishes three important and distinct objectives. First, it provides an updated window into the class counsel gender gap. Second, and most critically, it analyzes a to date unexamined data point—MDL class counsel applications. And third, based on its analysis of the data gathered, it demonstrates: (1) female class counsel application rates are correlated with appointment rates and (2) gender equal class counsel applicants’ success rate, suggesting courts are not discriminating against female class counsel applicants. Instead, the class counsel gender gap appears to be a product of the class counsel draft gender gap. To narrow the gap, more women must apply to represent class members. But female candidates must be qualified and meet Rule 23(g)’s adequacy requirements, and they cannot easily attain the experience and financial resources required under the Rule without the class counsel bar’s investment and endorsement. In the recent past, the bar has been motivated by courts’ vocal efforts to appoint diverse candidates, but with courts’ diversity efforts in Constitutional jeopardy, the bar’s incentives to train, retain, and sponsor female candidates will likely decrease. It is up to the class counsel bar now to recognize, as several courts have, the many benefits gender-diverse representation affords class members and class counsel, whose ultimate financial success is tied to the success of the class
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