Results 91 to 100 of about 49,780 (263)

Vinyl-containing organosilicon compounds as the Speier catalyst additives

Тонкие химические технологии, 2008
The effect of a number of vinyl-containing organosilicon compounds used as the Speier catalyst additives upon the activity of the resulting catalyst was studied. The most active additives turned out to be hexavinyldisiloxane, tetramethyldivinyldisiloxane,
E. A. Chernyshev, S. P. Knyazev, Z. V. Belyakova, T. V. Shcherbakova, V. M. Kuznetsov   +4 more
doaj  

The concept of Gallium-controlled double C–H functionalization of aliphatic CH2-groups driven by Vinyl carbocations

Nature Communications
The direct C–H activation of inert C(sp3)–H bonds in a hydrocarbon chain has been a very attractive target in organic synthesis for many decades. Among all the variety of processes, those driven by vinyl carbocations are quite scarce thus far, and it is ...
Roman A. Novikov, Denis D. Borisov, Dmitry A. Denisov, Maxim A. Novikov, Konstantin V. Potapov, Yaroslav V. Tkachev, Yury V. Tomilov   +6 more
doaj   +1 more source

Liquid Metal‐Based Stretchable Strain Sensor for Fruit Growth Monitoring

Advanced Materials Technologies, EarlyView.
Schematic overview of the fruit growth sensor development workflow, including sensor fabrication by injection molding, electromechanical and environmental characterization, mechanical stability testing, electronic readout integration, and outdoor field validation for monitoring of fruit growth under practical orchard conditions.
Asad Ullah, Lennert Purnal, Maximilian Krack, Sander Vijgen, Thijs Vandenryt, Dieter Reenaers, Ronald Thoelen, Wim Deferme   +7 more
wiley   +1 more source

Shaping Carbon Nitrides for Advanced Macrostructures

Advanced Materials Technologies, EarlyView.
This review examines how carbon nitride can be shaped through a range of printing and interfacial assembly methods. By bringing together additive manufacturing and liquid–liquid structuring concepts, carbon nitride is moving beyond its traditional powder‐based photocatalyst form toward digitally designed robust macroscale architectures with high design
Simona Baluchová, Baris Kumru
wiley   +1 more source

Graphene‐Interfaced Stretchable Sweat Patch for Multiplexed Electrochemical Monitoring of IL‐6, Glucose, and Calcium Ions

Advanced Materials Technologies, EarlyView.
Flexible sweat sensor patch integrating graphene‑interfaced gold microelectrodes functionalized with bio‑receptors and ion‑selective membrane, coupled with a capillary‑driven microfluidic layer and portable potentiostat electronics for multiplexed monitoring of inflammatory, metabolic, and electrolyte biomarkers in microliter sweat volumes.
Roomia Memon, Ali Tufani, Süleyman Çelik, Javed H. Niazi, Anjum Qureshi   +4 more
wiley   +1 more source

SYNTHESIS AND STUDY OF THE PHOTOCHROMIC BEHAVIOR OF SUBSTITUTED 6'-NITRO-1,3,3-TRIMETHYL-5-VINYLSPIRO(INDOLINO-2,2'-[2H]CHROMENES)

Тонкие химические технологии, 2013
Few 5-vinyl substituted 6’-nitro-1,3,3-trimethylspiro(indolino-2,2’-[2H]chromenes) (6’-nitro-spiropyrans) were synthesized by a one-step method from 5-formyl precursor – 5-formyl-6’-nitro-1,3,3-trimethylspiro(indolino-2,2’- [2H]chromene) (1).
A. V. Laptev, A. Yu. Lukin, N. V. Belikov, O. V. Demina, S. D. Varfolomeev, V. A. Barachevsky, A. A. Khodonov, V. I. Shvets   +7 more
doaj  

Upcycling Compact Discs Into Ultra‐Stable, Flexible, and Stretchable Nanoporous Gold Electrodes for Enhanced Biosensing Performance

Advanced Materials Technologies, EarlyView.
This article highlights the development of robust and high‐performance flexible and stretchable biosensors that maintain long‐term functionality and optimal electrical conductivity under mechanical deformation, utilizing sustainable and cost‐effective manufacturing principles.
Mousa H. Aldosari, Ahyeon Koh
wiley   +1 more source

PDMS Membrane Using Phenyl as Rigid Molecular Spacer for Phenol Recovery

Engineering in Life Sciences
Polydimethylsiloxane (PDMS) is extensively utilized for the recovery of bio‐alcohols, but it encounters significant obstacles in volatile organic compounds (VOCs) removal, because of the narrow size for molecules diffusion.
Xiangyan Li, Yan Zhuang, Chang Liu, Chenlin Zhang, Chao Sang, Lankun Wang, Siyu Pang, Hanzhu Wu, Songyuan Yao, Sitong Li, Zhihao Si, Xinmiao Zhang, Peiyong Qin   +12 more
doaj   +1 more source

The Evolution of Aerosol Jet Printing, A Review: Enhancing Material Versatility and Improvements for Next‐Generation Applications

Advanced Materials Technologies, EarlyView.
Aerosol Jet Printing (AJP) has emerged as a versatile additive manufacturing technique for high‐resolution, conformal, and multi‐material printing. This review highlights advances in printable materials, substrate compatibility, post‐processing, characterization, and process innovations, while critically discussing current challenges and future ...
Chandrachur Chatterjee, Rocco Lupoi, Michael J. Gibbons   +2 more
wiley   +1 more source

In Situ Photopolymerization of Smectic B Liquid‐Crystalline Electrolytes from Mesogenic Phosphate–Diacrylate/Ionic Liquid Complexes for High‐Performance Soft Ionic Actuators

Advanced Robotics Research, EarlyView.
A flexible liquid‐crystalline electrolyte membrane via in situ photopolymerization of a phosphate‐functionalized mesogen, ionic liquid, and diacrylate monomer is developed. The resulting smectic B (SmB)‐phase structure enables 2D ion transport with high conductivity (10−4 S cm−1).
Chengyang Liu, Masafumi Yoshio
wiley   +1 more source