Results 131 to 140 of about 36,445 (329)

Advancements in Bio‐Integrated Flexible Electronics for Hemodynamic Monitoring in Cardiovascular Healthcare

open access: yesAdvanced Science, EarlyView.
This review explores the cutting‐edge development of bio‐integrated flexible electronics for real‐time hemodynamic monitoring in cardiovascular healthcare. It covers key physiological indicators, innovative sensing mechanisms, and materials considerations. This paper highlights the application of both invasive and non‐invasive devices in cardiovascular
Ke Huang, Zhiqiang Ma, Bee Luan Khoo
wiley   +1 more source

2013 REU Poster: Proposed Synthesis for Electron-Rich Nanohoops [PDF]

open access: yes, 2013
Poster presentation at REU Summer's End Research Symposium, 2013, by REU participant George Pantelopulos, Science Community College of Philadelphia - Ramesh Jasti group, Tom Sisto lab mentorCarbon Nanotubes (CNTs) are nano-scale tubes composed of fused ...
Pantelopulos, George
core   +1 more source

Studies Related to Naturally Occurring Acetylene Compounds. XXIV. 2-Phenyl-5(alpha-propynyl)-thiophene from the essential oils of Coreopsis grandiflora, Hogg ex Sweet. [PDF]

open access: bronze, 1958
Jörgine Stene Sörensen   +5 more
openalex   +1 more source

A General Strategy for C(sp3)─H Bond Etherification via Quinoline Derivative‐Mediated Electrolysis

open access: yesAdvanced Science, EarlyView.
A quinoline‐based mediator is introduced for the electrochemical etherification of C(sp3)─H bonds, enabling the process with minimal dependence on substrate electronic properties. The reaction demonstrates compatibility with various C─H bonds, including tertiary benzylic C─H bonds and unactivated C(sp3)─H bonds.
Yousen Xu   +4 more
wiley   +1 more source

Optical properties of fully conjugated cyclo[n]thiophenes – An experimental and theoretical approach

open access: yesBeilstein Journal of Nanotechnology, 2011
Optical properties of two series of fully conjugated cyclo[n]thiophenes were analyzed experimentally and theoretically. The absorption spectra reveal a shift to higher wavelengths with increasing size of the cycles, which can be successfully described by
Elena Mena-Osteritz   +4 more
doaj   +1 more source

Catalyst‐Free Direct Hydrocarbonation of Terminal Alkynes Toward E‐Alkene Substituted Stabilized Sulfoxonium Ylides

open access: yesAdvanced Science, EarlyView.
The authors introduce a high‐throughput synthesis using amide‐sulfoxonium ylides as new nucleophilic reagents, enabling a catalyst‐ and base‐free hydrocarbonation of terminal alkynes under mild conditions, resulting in various E‐alkene substituted (hetero)amide‐sulfoxonium ylides with excellent regio‐ and stereoselectivity. The late‐stage modifications
Haiting Wu   +6 more
wiley   +1 more source

Inhalable Polymeric Nanoparticle Containing Triphenylphosphanium Bromide‐modified Sonosensitizer for Enhanced Therapy of Acute Bacterial Pneumonia

open access: yesAdvanced Science, EarlyView.
Bacterial pneumonia is the sixth leading cause of death. In this study, an inhalable polymeric nanoparticle NPFCPS‐P is developed, which under US stimulation showed high efficacy in the treatment of acute bacterial pneumonia. This nanoplatform would be much less prone to select bacterial resistance and represented a promising measure for antibiotics ...
Lin Wang   +6 more
wiley   +1 more source

Prussian‐Blue Catalysis and NFC Synergy: a Battery‐Free Laser‐Induced Graphene‐Based Platform for Urine Glucose Monitoring at Point‐of‐Care

open access: yesAdvanced Science, EarlyView.
In this study, Merkoçi and his research group present a polymer‐based synthesis to enhance the stability of Prussian blue (PB) nanoparticles. The resulting PB‐infused catalytic hetero‐interface architecture (PB‐CHIA) achieves complete two‐dimensional (2D) and three‐dimensional (3D) substrate coverage (glassy carbon and laser‐induced graphene electrodes)
Sinan Uzunçar   +3 more
wiley   +1 more source

Palladium-acetate catalyst for regioselective direct arylation at C2 of 3-furanyl or 3-thiophenyl acrylates with inhibition of Heck type reaction

open access: yes, 2013
International audiencePd(OAc)2/KOAc was found to be an efficient catalytic system for the direct arylation of thiophene and furan derivatives bearing an acrylate at C3.
Bruneau, Christian   +3 more
core   +2 more sources

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