Results 131 to 140 of about 356,905 (299)

Electronic Flux Density Maps Reveal Unique Current Patterns in a Single-Molecule-Graphene-Nanoribbon Junction

open access: yes, 2018
To assist the design of novel, highly efficient molecular junctions, a deep understanding of the precise charge transport mechanisms through these devices is of prime importance.
Pohl, Vincent   +2 more
core   +2 more sources

SYNTHESIS AND ANTIPLASMODIAL ACTIVITY TESTING OF (1)-N-ALKYL- AND (1)-N-BENZYL-6-NITRO-1,10-PHENANTHROLINIUM SALTS AS NEW POTENTIAL ANTIMALARIAL AGENTS

open access: yesIndonesian Journal of Chemistry, 2012
The synthesis of 5-nitro-1,10-phenanthroline hydrate 2 derivatives from 1,10-phenanthroline monohydrate as starting material has been carried out. The 5-nitro-1,10-phenanthroline hydrate 2 was obtained through nitration reaction using H2SO4 and HNO3 as ...
Ruslin Hadanu   +5 more
doaj   +1 more source

Forage Brassica Variety Trial [PDF]

open access: yes, 2013
Forage brassica can provide a near-concentrate type diet late in the grazing season. This allows for an extra grazing opportunity after annual row crops are harvested, and establishes forage to fill a gap in feed quality and supply.
Burke, Conner   +5 more
core   +1 more source

Preparations of methoxynitrophenazines and their photoconductivities [PDF]

open access: yes
Eight methoxynitrophenazines with a methoxy group at the 1 or 2 position and a nitro group at the 6-, 7-, 8- or 9-position of the phenazine ring 1,6, 1,7. 1,8, 1,9, 2,6, 2,7, 2,8 and 2,9 were prepared and their photocurrents were measured by illuminating
Imoto, E.   +3 more
core   +1 more source

Mechanistic Insights Into Photocatalytic Materials for Toxic Pollutants: Environmental Remediation of Personal Care Products

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Photocatalytic materials have emerged as promising solutions for environmental applications due to their ability to degrade organic pollutants under sunlight or artificial light. In this review, recent progress on the photocatalytic materials used for the degradation of pharmaceutical personal care products (PPCPs) in environmental ...
Urvashi Sen   +5 more
wiley   +1 more source

Technobiological Pathways for High‐CO₂ Capture Using Micro‐/Macroalgae: Genetic Engineering, Process Automation, and Value‐Added Bioproducts

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Greenhouse gas (GHG) emissions have emerged as one of the most critical drivers of climate change; this is primarily due to high concentrations and long atmospheric life of carbon dioxide (CO2). For a significant amount of time, various biological processes such as microalgal cultivation, cyanobacterial systems, photosynthetic microorganisms ...
Sadhana Semwal, Harish Chandra Joshi
wiley   +1 more source

Organic reaction in water. Part 31: diastereoselectivity in Michael additions of thiophenol to nitro olefins in aqueous media

open access: yesJournal of the Brazilian Chemical Society, 2001
Thiophenol reacts with nitro olefins in aqueous media to give the corresponding nitro-sulfides in 58-95% yield. This procedure results in selective formation of the anti products.
Silva Flavia M. da, Jones Jr Joel
doaj  

Research on synthesis of microwave‐assisted heterocyclic compounds with eco‐friendly solvents and transition metals via C–H activation

open access: yesBulletin of the Korean Chemical Society, EarlyView.
This review summarizes microwave‐assisted transition‐metal catalysis for constructing N‐ and O‐heterocycles, highlighting rapid C–H and pre‐activated C–X activation, improved selectivity, and green synthetic efficiency. Abstract Microwave‐assisted organic synthesis provides a rapid and sustainable platform for synthesizing various heterocycles ...
Woo‐Jin Park, Ye Ri Han, Hyejeong Lee
wiley   +1 more source

Multifunctional H2S‐activated metal‐organic framework systems for targeted colorectal cancer imaging and synergistic copper‐induced tumor regression

open access: yesBMEMat, EarlyView.
The in situ reaction of Cu‐MOFs with endogenous H2S enabled PA imaging and facilitated combined PTT/chemotherapy for colorectal cancer therapy. Abstract Stimuli‐responsive nanomaterials offer significant potential for enhancing diagnostic accuracy, optimizing therapeutic efficacy, and advancing precision theranostics.
Nannan Zheng   +13 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)

open access: yesТонкие 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   +7 more
doaj  

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