Results 91 to 100 of about 10,116 (242)

Organic–Inorganic Composite Nanofibers Based on YSZ Nanofibers Anchored PANI/SnS2 Heterojunction for Flexible Room Temperature NO2 Sensor

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A novel organic–inorganic YSZ@PANI/SnS2 composite nanofiber film was prepared via an in‐situ construction strategy of a PANI interfacial layer. The biomimetic "branch‐leaf" structure effectively disperses and releases stress and energy, while accelerating gas diffusion/transport and providing abundant active sites.
Han Zhang   +7 more
wiley   +1 more source

Chemically Modular, Nonfluorinated Polymer Adsorbents for Capturing Per‐ and Polyfluoroalkyl Substances (PFAS)

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Nonfluorinated polymer networks for PFAS adsorption are synthesized using active ester click chemistry. Incorporating Lewis base ligands along with hydrophilic and hydrophobic co‐monomers leads to high PFOA binding efficiency. Ligand basicity and pH are found to play an important role in PFOA sorption.
Lakshay K. Dhamania, Joshua D. Moon
wiley   +1 more source

Mechanistic and Reactivity Insights into Diboron‐Mediated NN and NN Bond Scission

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
This review highlights the emerging ability of diboron reagents to cleave both π‐bonded (N=N) and σ‐bonded (N—N) nitrogen–nitrogen linkages, integrating mechanistic understanding with recent synthetic applications. Diboron reagents have emerged as versatile reducing agents capable of transforming a broad range of functional groups through pathways like
Raúl Valderrama‐Callejón   +2 more
wiley   +1 more source

Safracin B as a Synthetic Linchpin: From Natural Product to Drug Intermediate and Beyond

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
Safracin B is employed as a key precursor for the streamlined preparation of cyanosafracin B and safracin A. Careful tuning of the reaction parameters affords these derivatives in high efficiency, and full nuclear magnetic resonance signal assignments are established for the complex safracin frameworks.
Paolo Orlando   +5 more
wiley   +1 more source

Probing Chiral Recognition on Amylose Tris(3,5‐Dimethylphenylcarbamate) Using Cinnamyl 2‐Aminoanilides: The Subtle Impact of Aliphatic Substituents

open access: yesELECTROPHORESIS, EarlyView.
This study investigates how subtle aliphatic substituent differences in racemic cinnamyl 2‐aminoanilides affect chiral recognition on amylose tris(3,5‐dimethylphenylcarbamate). Pronounced enantioselectivity changes arose from minimal structural variations. Mobile phase effects were examined, with 2‐propanol improving resolution.
Selen Gözde Kaya   +5 more
wiley   +1 more source

Edible coatings in food: Specific materials and their impact on techno‐functional properties and sustainable applications

open access: yesFood Biomacromolecules, EarlyView.
Abstract Edible coatings have emerged as a significant advancement in the food industry. This review explains the different materials, methods, and applications of edible coatings, with a special focus on the integration of nanotechnology and its contribution to the circular economy.
Shankar Senthilkumar   +4 more
wiley   +1 more source

Studies On the Solvent Effect of a Dipolar Protic Solvent On the Biochemicalpotential Of Methanoates

open access: yes
The solvent effect of ethanol (dipolar protic solvent) on the acid catalysed solvolysis of Propyl methanoate was studied by carrying out the hydrolysis of the ester in water-ethanol (EtOH) media of varying composition consisting of 20% to 80%(v/v) at different temperatures ranging from 20 to 40°C.
openaire   +1 more source

Micellar Suzuki–Miyaura Reaction With Xylose Acetal Cosolvents: A Life Cycle Assessment Approach

open access: yesHelvetica Chimica Acta, EarlyView.
Biomass‐derived solvents (xylose acetals DFX and DPX, and Solvinol) were evaluated for micellar Suzuki–Miyaura reactions in water. High efficiency at low loadings, combined with simplified solvent removal—especially for DFX—reduced solvent waste and environmental impact.
Arian Bajramaj   +7 more
wiley   +1 more source

Mapping the Adolescent Mind: Profiles of Reflective Functioning and Epistemic Trust in Adolescent Psychopathology

open access: yesJournal of Adolescence, EarlyView.
ABSTRACT Introduction Adolescence is a period of heightened vulnerability to psychopathology, when capacities for mentalising and interpersonal trust develop rapidly. This study investigated how configurations of reflective functioning (RF) and epistemic trust (ET) differentiate patterns of internalizing and externalizing problems in youth.
Ilaria Maria Antonietta Benzi   +5 more
wiley   +1 more source

First-order hyperpolarizabilities and pKa of weak organic acids in protic solvents are lineraly related

open access: yes, 1995
Second-order nonlinearities (β) of five weak organic acids in protic solvents have been measured by the double-quantum Rayleigh scattering (DRS) technique. β is found to bear a linear relationship to the pKa of these compounds in those solvents. A direct
Ray, Paresh Chandra, Das, Puspendu Kumar
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