نتایج جستجو برای: micro encapsulation

تعداد نتایج: 127181  

Journal: :Sid's Digest Of Technical Papers 2021

Quantum dots (QDs) are promising luminescent materials for display application owing to their excellent optical properties and easy processing. However, it is still challenging achieve high efficiency stability QDs in practical LED because of surface sensitivity air, heat moisture. Here we summary the recent developments enhancement terms chemistry, thermal management light extraction devices. ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده مهندسی 1391

نگهداری از زیرساخت ها به همان اندازه ی ایجاد و توسعه زیرساخت ها امری ضروری برای توسعه پایدار می باشد. شبکه راه ها یکی از اساسی ترین ارکان توسعه پایدار محسوب می شوند. برای نگهداری از شبکه راه ها وجود یک سامانه مدیریت نگهداری روسازی الزامی است که بتوان از آن به عنوان ابزار تصمیم گیری استفاده کرد. به همین دلیل اکثر کشورهای در حال توسعه به دنبال یک سامانه مدیریت نگهداری روسازی کارآمد هستند که بتوان...

A. Mohammadnezhad F. Khalighi-Sigaroodi* R. Ghafarzadegan R. Hajiaghaee S. Mirzakhanlouei

Background and objectives: Essential oils (EOs) of medicinal herbs are prone to degradation by oxidation, heating, or light. Encapsulation of EOs can protect these fragile volatile natural products from degradation. Thymus vulgaris (thyme) is a well-known herb which has been used as food additive as well as medicine since ancient times. Electrospraying is a novel techn...

Journal: :Pharmaceutical Sciences 2021

Vitamin D (VD) deficiency is a significant issue affecting large population around the world. As its natural sources are limited, people must constantly fortify their VD. Encapsulating VD increases bioavailability and stability during processing storage; hence it has promising potential to avoid deficiency. This study reviews current methods of fortification encapsulation. Two predominant forti...

Journal: :Advances in microbiology 2021

Essential oils (EOs) are natural bioactive compounds with antibacterial activity against a variety of microorganisms including phytopathogens. The use EOs and their components as viable therapeutic antibacterials is however greatly compromised by volatile nature, hydrophobicity instability when exposed to environmental physiological factors. Encapsulation these in an appropriate carrier system ...

Journal: :Micro and nano engineering 2022

Neuromodulation treatments are based on the functional interface between brain and man-made electrodes. Chronic inflammation around implant, however, occurs as a result of mechanical mismatching soft tissue stiff metallic electrode. After water uptake, cellulose films should prevent encapsulation In this work, we reinforced with silk fibre networks, improving tear strength by factor four to sev...

Journal: :Computers & mathematics with applications 2022

In this paper, the nonlinear squeeze-film damping (SFD) involving rarefied gas effect in micro-electro-mechanical systems (MEMS) is investigated. Considering motion of structures (beam, cantilever, and membrane) MEMS, dynamic response structure affected greatly by SFD. traditional model, a viscous assumption that force linear with moving velocity used. As phenomenon observed for micro-structure...

Journal: :journal of agricultural science and technology 2015
s. yazdanpanah m. r. ehsani m. mizani

the aim of this study was to investigate the effect of the addition of commercial lipase in various forms on the acceleration of the ripening of uf-feta cheese. commercial lipase from aspergillus niger was encapsulated by using silica composition based on sol-gel method. lipase was then added to cheeses in three forms, namely, free lipase, encapsulated lipase, and encapsulated lipase with arabi...

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