Results 61 to 70 of about 1,199 (287)

Electrocatalytic Reduction of CO2 to Ethylene: Catalyst Design and Synchrotron‐Based Characterizations

open access: yesAdvanced Functional Materials, EarlyView.
This review evaluates strategies for electrochemical CO2 reduction to ethylene, focusing on copper‐based catalyst design and microenvironment modulation to achieve industrial‐grade performance. By leveraging operando synchrotron‐based characterizations, we provide a multiscale understanding of dynamic structural transformations and key reaction ...
Meng Zhang, Zuolong Chen, Yimin A. Wu
wiley   +1 more source

Defining the Aristocrat: From Geneva to Revolutionary France

open access: yesRoyal Studies Journal
In the political and social language of the early modern period, aristocracy did not denote a social class, but a form of state or government. At the dawn of the revolutionary age, however, the concept of aristocracy suddenly moved to the centre of ...
Nadir Weber
doaj  

Metal–Organic Frameworks for Gaseous Pollutant Management: From Capture to Neutralization and Reutilization

open access: yesAdvanced Functional Materials, EarlyView.
This review maps how MOFs can manage hazardous gases by combining adsorption, neutralization, and reutilization, enabling sustainable air‐pollution control. Covering chemical warfare agent simulants, SO2, NOx, NH3, H2S, and volatile organic compounds, it highlights structure‐guided strategies that boost selectivity, water tolerance, and cycling ...
Yuanmeng Tian   +8 more
wiley   +1 more source

Chalcedonian armenian aristocracy in the service of empire: military leaders and diplomatic agents of Constantine VII Porphyrogennetos [PDF]

open access: yesВестник Православного Свято-Тихоновского гуманитарного университета: Сериа III. Филология, 2013
The paper examines the social status and administrative activities of Chalcedonian Armenians in the service of the empire in IX–X centuries according to the treatise of Constantine Porphyrogennetos “On the Governance of the Empire”.
Arutiunova-Fidanian Viada
doaj  

The Promise of Solid Lubricants for a Sustainable Future

open access: yesAdvanced Materials, EarlyView.
Lubricants are vital for technology, saving energy and resources. The industry seeks sustainable solutions beyond fossil fuels. Solid lubricants offer extremely low friction and reduce environmental impact, especially in harsh conditions. Can these solids truly replace liquid lubricants, or are they limited to extreme applications?
Philipp G. Grützmacher   +7 more
wiley   +1 more source

Stratyfikacja społeczna ludności zachodniopodolskiej grupy kultury wczesnoscytyjskiej

open access: yesPrzegląd Archeologiczny, 2017
The paper raises the question of the reconstruction of the social structure of the Western-Podolian group of the Early Scythian culture (ESC ), based on materials from burials.
Marcin Burghardt
doaj   +1 more source

Spin and Charge Control of Topological End States in Chiral Graphene Nanoribbons on a 2D Ferromagnet

open access: yesAdvanced Materials, EarlyView.
Chiral graphene nanoribbons on a ferromagnetic gadolinium‐gold surface alloy display tunable spin and charge states at their termini. Atomic work function variations and exchange fields enabe transitions between singlet, doublet, and triplet configurations.
Leonard Edens   +8 more
wiley   +1 more source

A ARISTOCRACIA OPERÁRIA E OS FUNDOS DE PENSÃO | The labor aristocracy and the pension funds

open access: yesTrabalho & Educação, 2016
The current text seeks to understand the labor aristocracy process in England and its formation in the late Brazilian capitalism, denoting how this labor class fraction performs an essential role to subordinate the work class set to the purposes of the ...
Artur Bispo dos Santos Neto   +1 more
doaj  

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