نتایج جستجو برای: bio active compounds

تعداد نتایج: 697340  

Journal: :Journal of physics 2023

Abstract Hydrothermal liquefaction technology was applied for treating waste Al-PE-Pa laminated packaging bio-oil production at 360 °C, 20 MPa and 30 min. Ni 10 Ce x /Al 2 O 3 catalyst used to upgrade the quality of bio-oil. The effect Ni:Ce on yield, elements compounds distributions were investigated. Results showed that maximum yield 35.53 wt% obtained with 5 loading. In addition, content dec...

Journal: :Scientific Reports 2021

Abstract Bio-oil produced from biomass pyrolysis has the potential to become an alternative renewable fuel. However due high content of oxygenated compounds is unsuitable as transportation The objective this work evaluate catalytic activity CoMo /γ-Al 2 O 3 -HMS in hydrotreating process bio-oil. prepared catalyst was characterized by different techniques (X-ray diffraction (XRD), transmission e...

Journal: :journal of agricultural science and technology 2012
n. vahdati mashhadian a. tehranifar h. bayat y. selahvarzi

chrysanthemum (dendranthema grandiflorum (ramat.) kitamura cv. pattriot) is one of the most important and marketable cut flowers in the world. however, a relatively limited vase life reduces its marketability. the aim of this study was to evaluate the efficacy of salicylic acid (sa) and citric acid (ca) in extending the vase life of chrysanthemum flowers. therefore, a factorial experiment based...

2014
Le Zhang Chenjie Shen Ronghou Liu

*Correspondence: Ronghou Liu, Biomass Energy Engineering Research Centre, School of Agriculture and Biology, Shanghai Jiao Tong University, 800 Dongchuan Road, Shanghai 200240, China e-mail: [email protected] Different mass fractions (0, 3, 6, 9, 12, and 15%) of ethyl acetate were added to bio-oil for improving its storage stability during storage at 40°C for 35 days. For different bio-oils d...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 1990
mohammad ali nabirahni

presently there are a number of fine and sensitive methods for determining chemical or biochemical substance among which bio electrodes represent the most recent development. bioelectrodes consist of biologically active materials (e.g enzyme, antibody, whole cell or cell fragments) held in close proximity to a suitable electrochemical transducer that sense specific electroactive enzyme substrat...

Journal: :Fermentation 2023

This study examined microbiological processes during the bio-drying of municipal wastewater sludge (WS) from waste treatment facilities Moscow region (Russia). In just 21 days bio-drying, moisture content mixture WS and wood chips decreased by 19.7%. It was found that members genus Bacillus were main organic matter destructors. period 7 to 14 days, rates mineralization loss highest, bacteria do...

2015
Gaojin Lyu Shubin Wu Hongdan Zhang

In the case of development and utilization of bio-oils, a quantitative chemical characterization is necessary to evaluate its actual desired characteristics for downstream production. This paper describes an analytical approach for the determination of families of lightweight chemicals from bio-oils by using GC-MS techniques. And on this basis, new explorations in the field of influence factors...

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