Results 51 to 60 of about 141,256 (350)

On‐Surface Indigo‐Based Bimolecular Coordination Networks with Programmable Regular or Vitreous Structure

open access: yesAdvanced Functional Materials, EarlyView.
A previously unreported coordination motif stabilising single Fe atoms by indigo chelation and pyridyl coordination on Au(111) has been revealed. By using planar tritopic pyridyl linkers (TPyB), extended 2D porous networks of indigo3(TPyB)2Fe6 form. These networks can be crystalline or vitreous and offer an environment where individual coordination ...
Hongxiang Xu   +9 more
wiley   +1 more source

Electoral Behavior of Russian Nobility (1770-1820s)

open access: yesRUDN Journal of Russian History, 2012
The article deals with the processes of traditions emergence and formation of the Russian nobility electoral behavior in the last quarter of the 18th - the first third of the 19th century. Considering the materials of Moscow and Tver provinces the author
A I Kupriyanov
doaj  

Aristotle on the Normative Value of Friendship Duties [PDF]

open access: yes, 2018
In this article, I present an interpretation of Aristotle’s thought regarding the normative value of friendship duties.The argument is divided in VII sections.
Nascimento, Daniel Simão
core  

The Ethnic 'Other' in Ukrainian History Textbooks: The Case of Russia and the Russians [PDF]

open access: yes, 2007
This paper examines portrayals of Russia and the Russians in two generations of Ukrainian history textbooks. It observes that the textbooks are highly condemning of Ukraine's main ethnic other in the guise of foreign ruler: the tsarist authorities and ...
Anderson E. A.   +37 more
core   +4 more sources

Backbone Heterojunction Photocatalysts for Efficient Sacrificial Hydrogen Production

open access: yesAdvanced Functional Materials, EarlyView.
Herein, a ‘single‐component’ organic semiconductor photocatalyst is presented in which a molecular donor is bonded to a polymer acceptor. The resultant material demonstrates exceptional photocatalytic activity for hydrogen evolution in aqueous triethylamine with an outstanding external quantum efficiency of 38% at 420 nm.
Richard J. Lyons   +11 more
wiley   +1 more source

Emerging 2D Materials and Their Hybrid Nanostructures for Label‐Free Optical Biosensing: Recent Progress and Outlook

open access: yesAdvanced Functional Materials, EarlyView.
This review highlights recent advances in label‐free optical biosensors based on 2D materials and rationally designed mixed‐dimensional nanohybrids, emphasizing their synergistic effects and novel functionalities. It also discusses multifunctional sensing platforms and the integration of machine learning for intelligent data analysis.
Xinyi Li, Yonghao Fu, Yuehe Lin, Dan Du
wiley   +1 more source

People of the Past and Present. Magazine Stolitsa i usaďba, the Russian Nobility and Its Self-Presentation in the Final Years of the Tsarist Regime

open access: yesTheatrum Historiae, 2016
As a ruling class for centuries, the nobility created a complex system of symbols and rituals which jointly formed the (political) culture in Russia. Especially during the second half of the 19th century, the position of the nobility was gradually but ...
Zbyněk Vydra
doaj  

Absolute monarchy in France [PDF]

open access: yes, 2012
An original scholarly interpretation of the nature of the French monarchy in the seventeenth and eighteenth centuries. It argues that rather than seeing this monarchy as centralised and administrative, we should see it as a state formation replete with ...
Campbell, Peter R
core  

Phase‐Stable Palladium Hydride Derived from PdCoO2 for Sustainable Hydrogen Evolution Reaction

open access: yesAdvanced Functional Materials, EarlyView.
The exceptionally active β‐PdHx is demonstrated for the hydrogen evolution reaction in acidic media. The fast activation kinetics from the PdCoO2 template are resolved by operando spectroscopy, and isotope‐labeled atom probe tomography quantifies the H content in β‐PdHx. The outstanding stability of the electrocatalyst is attributed to the retention of
Luca Camuti   +10 more
wiley   +1 more source

Aristotle on Enduring Evils While Staying Happy [PDF]

open access: yes, 2018
In what ways and how far does virtue shield someone against suffering evils? In other words, how do non-moral evils affect the lives of virtuous people and to what extent can someone endure evils while staying happy?
Jimenez, Marta
core  

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