Results 41 to 50 of about 106,905 (354)

Kinetics of Benzo(a)pyrene biodegradation and bacterial growth in sandy soil by Sphingobacterium spiritovorum

open access: yesHeliyon, 2022
Biodegradation is the economically viable solution to restore land contaminated by hazardous pollutants such as benzo(a)pyrene (BaP). The present study focuses on the biodegradation of benzo(a)pyrene by Sphingobacterium spiritovorum in contaminated soil.
Salina Alias   +4 more
doaj   +1 more source

(4Z,5E,9E,10Z)-N4,N5,N9,N10-Tetrakis(2,6-diisopropylphenyl)pyrene-4,5,9,10-tetraimine

open access: yesIUCrData, 2016
The title molecule, C64H74N4, consists of a pyrene backbone with imine moieties located on the 4-, 5-, 9-, and 10-positions of the ring system. The aryl groups on these imines are sterically bulky 2,6-diisopropylphenyl units.
Owen M. Williams, Alan H. Cowley
doaj   +1 more source

MnI‐Functionalized Covalent Organic Framework as Efficient Electrocatalyst for CO2 Reduction in a Catholyte‐Free Zero‐Gap Electrolyzer

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates the successful integration of a phenanthroline‐based 2D COF with MnI catalytic sites into a catholyte‐free membrane‐electrode‐assembly cell for CO2 electroreduction. The crystalline COF actively suppresses Mn⁰–Mn⁰ dimerization, achieving a turnover frequency of 617 h⁻¹ at 2.8 V (full‐cell potential), and enabling stable operation.
Laura Spies   +8 more
wiley   +1 more source

2-((Pyren-1-ylmethylamino)methyl)quinolin-8-ol

open access: yesMolbank, 2010
A new fluorescent compound L1 derived from 1-pyrenemethylamine hydrochloride (A) has been synthesized by classical Schiff-base reaction between (A) and 8-hydroxyquinoline-2-carbaldehyde (B) followed by a chemical reduction with NaBH4.
Carlos Lodeiro   +3 more
doaj   +1 more source

Light‐Controlled Reversible Coassembly of Hybrid Functional Nanostructures

open access: yesAdvanced Functional Materials, EarlyView.
Light‐responsive hybrid nanostructures are formed by coassembling azobenzene‐ and PAH‐functionalized nanoparticles through reversible an tunable π interactions. The system enables tunable coupling between distinct components such as gold and magnetite or carbon nanotubes, producing switchable optical and magnetic properties under light and magnetic ...
Michal Sawczyk   +5 more
wiley   +1 more source

Crystal structure of 2-(thiophen-3-yl)ethyl pyrene-1-carboxylate

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2015
In the title compound, C23H16O2S, the thiophene group is rotationally disordered into two fractions almost parallel to each other, with occupation factors of 0.523 (7) and 0.477 (7), and subtending dihedral angles of 10.5 (5) and 9.3 (5)°, respectively ...
Bianca X. Valderrama-García   +4 more
doaj   +1 more source

Degradation of polycyclic aromatic hydrocarbons (phenanthrene and pyrene) by the ligninolytic fungi Ganoderma lucidum isolated from the hardwood stump

open access: yesBioresources and Bioprocessing, 2018
BackgroundDue to progress in science and technology, several harmful polycyclic aromatic hydrocarbons are synthesized and released into the environment. In the present investigation, a phenanthrene- and pyrene-degrading white rot fungi Ganoderma lucidum ...
Nikki Agrawal, P. Verma, S. Shahi
semanticscholar   +1 more source

Controlled Aggregation of Pyrene‐Based Supramolecular Nanostructures for Light‐Driven Switchable H2 or H2O2 Production

open access: yesAdvanced Functional Materials, EarlyView.
This work reports the self‐assembly of a pyrene derivative into two distinct nanostructures and their application in visible‐light photocatalysis. The two nanostructures exhibit completely different yet complementary photocatalytic activities, promoting either H2 or H2O2 evolution.
Marianna Barbieri   +6 more
wiley   +1 more source

Photocatalytic nucleophilic addition of alcohols to styrenes in Markovnikov and anti-Markovnikov orientation

open access: yesBeilstein Journal of Organic Chemistry, 2015
The nucleophilic addition of methanol and other alcohols to 1,1-diphenylethylene (1) and styrene (6) into the Markovnikov- and anti-Markovnikov-type products was selectively achieved with 1-(N,N-dimethylamino)pyrene (Py) and 1,7-dicyanoperylene-3,4:9,10 ...
Martin Weiser   +3 more
doaj   +1 more source

Potential of butterfly pea (Clitoria ternatea) and yam bean (Pachyrhizus erosus) plants for phytoremediation of anthracene- and pyrene-contaminated soil [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2018
The ability of butterfly pea (Clitoria ternatea) and yam bean (Pachyrhizus erosus) to stimulate the removal of anthracene and pyrene from contaminated soil was investigated.
Khanitta Somtrakoon   +2 more
doaj   +1 more source

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