نتایج جستجو برای: phbv

تعداد نتایج: 240  

Journal: :Drug Design, Development and Therapy 2014

2015
Tao Huang Mingxia Lu Hao Yu Qinghong Zhang Hongzhi Wang Meifang Zhu

We developed a book-shaped triboelectric nanogenerator (TENG) that consists of electrospun polyvinylidene fluoride (PVDF) and poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) nanofibers to effectively harvest mechanical energy. The dispersed graphene oxide in the PVDF nanofibers acts as charge trapping sites, which increased the interface for charge storage as well as the output performance ...

Journal: :Reviews In Environmental Science And Bio/technology 2021

Abstract Although poly(3-hydroxybutyrate- co -3-hydroxyvalerate) (PHBV) is the most promising biopolymer for petroleum-based plastics replacement, low processes productivity as well high sale price represent a major barrier its widespread usage. The present work examines comparatively existing methods to enhance yield of PHBV co-polymer biologically produced and/or reduce their costs. study add...

Journal: :Journal of Hazardous Materials 2023

Microplastic contamination poses a significant threat to agroecosystem functioning, provoking move away from the use of conventional oil-based plastics in agriculture, biodegradable alternatives that may be degraded over shorter timescale. The impact these bioplastics on plant and soil health, however, has received relatively little attention. Here, we investigated effect loading (0.01%, 0.1%, ...

Journal: :Journal of environmental chemical engineering 2022

The biotechnological production of poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) derived from organic waste streams by mixed microbial communities is well established at the pilot-level. However, there limited research on recovery biopolymer biomass, while its impact product quality and costs major. When applying solvent extraction, choice has a profound influence many aspects process des...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده مهندسی نساجی 1391

باز سازی و ترمیم بافت و اندام های از دست رفته و یا به شدت آسیب دیده در زیست فناوری تحت عنوان مهندسی بافت بیان می شود. برای ایجاد بافت جدیدی در بدن، یک بستر مناسب جهت قرار گرفتن سلول ها بر آن با تقلید از ماده زمینه برون سلولی بدن مورد نیاز می باشد که به اصطلاح به آن داربست گفته می شود. در مهندسی بافت برای ایجاد بافت، سلول ها روی داربست قرار داده شده و مجموعه سلول ها و داربست در محیط کشت قرار می ...

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