نتایج جستجو برای: green media

تعداد نتایج: 417065  

Journal: :Urban Water Journal 2023

Growing media in green infrastructure (GI) designed for stormwater management plays a critical role providing hydrological benefits. However, sediment deposition by urban can cause clogging and reduce the infiltration capacity. This study introduces new approach to characterise impact of GI that uses fluorescent tracer particles. Results are compared two contrasting growing media: Grey Green Su...

Journal: :Molecules 2008
Yunhua Chen Jieping Wan Chunyan Wang Cuirong Sun

A "green" and practical intramolecular pinacol coupling reaction promoted by InCl 3/Al catalysts in aqueous media has been developed. Under mild conditions, a novel class of polysubstituted cyclopentane-1,2-diols have been obtained with excellent diastereoselectivity.

Journal: :Plant physiology 1983
A Huff

A method for reversibly regreening and degreening citrus epicarp in vitro using peel segments was developed.Peel segments from mature degreened fruit promptly regreened when kept in light upon agar medium containing low (15 millimolar) concentrations of sucrose. Higher concentrations of sucrose inhibited this regreening, but NO(3) (-) and certain amino acids included in the media overcame the i...

Journal: :Chemical communications 2007
Lars Ulrik Nordstrøm Robert Madsen

A green and atom-economical method has been developed for the synthesis of piperazines by cyclocondensation of diols and amines in aqueous media in the presence of a catalytic amount of [Cp*IrCl2]2.

Journal: :Organic & biomolecular chemistry 2012
Pietro Cotugno Antonio Monopoli Francesco Ciminale Nicola Cioffi Angelo Nacci

Pd nanoparticles generated in green reaction media (viz. ionic liquids and water) catalyze the one-pot sequential Heck and Suzuki coupling reactions of bromo-chloroarenes to afford unsymmetrically substituted arenes in good yields.

Journal: :physical chemistry research 2013
ali ghanadzadeh gilani

this study demonstrates the spectral data for two triarylmethane dyes, malachite green (mg) and crystal violet (cv) at room temperature. effects of micellar environment, and crown ether addition on the spectral behaviour of the dyes were studied using absorption spectroscopic method. the dye-anionic surfactant interactions in micellar media were investigated. the chosen surfactants with differe...

2013
Lu Zhang Xiangyang Sun Yun Tian Xiaoqiang Gong

Peat mined from endangered wetland ecosystems is generally used as a component in soilless potting media in horticulture but is a costly and non-renewable natural resource. The objective of this work was to study the feasibility of replacing peat with different percentages (0, 10, 30, 50, 70, 90, and 100%) of composted green waste (CGW) as growth media for the production of the ornamental plant...

Journal: :Canadian journal of microbiology 1984
R W Brooks K L George B C Parker J O Falkinham H Gruff

The survival of microorganisms of the Mycobacterium avium, M. intracellulare, and M. scrofulaceum (MAIS) complex was evaluated after various soil and water decontamination regimens. Survival was reduced by growing cells in natural waters compared with laboratory media and by inclusion of malachite green in media as an antifungal agent. Decontamination with benzalkonium chloride, while reducing ...

2013
Abdullah M. Al-Majid Assem Barakat Hany J. AL-Najjar Yahia N. Mabkhot Hazem A. Ghabbour Hoong-Kun Fun

A simple protocol, involving the green synthesis for the construction of novel bis-pyrimidine derivatives, 3a-i and 4a-e are accomplished by the aqueous diethylamine media promoted tandem Aldol-Michael reaction between two molecules of barbituric acid derivatives 1a,b with various aldehydes. This efficient synthetic protocol using an economic and environmentally friendly reaction media with ver...

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