Results 181 to 190 of about 87,040 (316)

Deuteration of Six‐Membered N‐Heteroarenes: Chemistry and Applications

open access: yesChemistry – A European Journal, Volume 31, Issue 67, December 1, 2025.
Deuterated six‐membered N‐Heteroarenes (6NHetAr) are finding utility in an increasing repertoire of applications. Our paper comprehensively reviews synthetic approaches that have been reported for the deuteration of 6NHetAr and their fused counterparts while providing an overview of established and emerging applications for these materials.
Liju Raju   +4 more
wiley   +1 more source

Exploring Aromaticity in Expanded Porphyrins: A Multidimensional Approach to Structure–Property Relationships

open access: yesChemistry–Methods, Volume 5, Issue 12, November 2025.
Expanded porphyrins, with their flexible structures and rich redox chemistry, offer a powerful platform to explore how aromaticity shapes molecular properties. This review introduces a multidimensional framework to quantify Hückel and Möbius aromaticity and examines its impact on the spectroscopic behavior across redox‐ and topology‐controlled expanded
Freija De Vleeschouwer   +2 more
wiley   +1 more source

Quantifying the relationship between physical performance and mental wellbeing in older adults: a field study. [PDF]

open access: yesFront Aging
Járai R   +10 more
europepmc   +1 more source

Smart Solutions: A New Direct Current Electric Machine Design to Reduce Weight and Enhance Efficiency

open access: yesGlobal Challenges, Volume 9, Issue 12, December 2025.
This article introduces a smart solution for the design of a brush DC motor with a winding‐free rotor (DCFR). The proposed model simplifies manufacturing, reduces material costs, and enhances efficiency. Designed for variable speed and solar power applications, the DCFR achieves 91.8% efficiency and a 21% weight reduction compared to conventional ...
Dmytro Ivliev   +5 more
wiley   +1 more source

Competing societal objectives in epidemic mitigation: a modeling study of COVID-19 in the Philippines. [PDF]

open access: yesFront Public Health
Johnson R   +11 more
europepmc   +1 more source

Wafer‐Scale Fabrication of Edge‐Contacted Nanosheet Transistors via Alloying‐Mediated Phase Engineering

open access: yesSmall Science, Volume 5, Issue 12, December 2025.
This article presents a growth strategy for fabricating edge‐contact transistors composed of polymorphic MoTe2. Simultaneous assembly of electronic components facilitates their mass production and improved carrier transport at the metal‐semiconductor junction, attributed to an impurity‐free contact interface and the suppression of metal‐induced gap ...
Sora Jang   +10 more
wiley   +1 more source

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