نتایج جستجو برای: aptms

تعداد نتایج: 67  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده علوم پایه 1390

در تحقیق حاضر کمپلکس کبالت فتالوسیانین سولفونه به سه روش مختلف برروی سطح مزوپور mcm-41 اصلاح شده با آمینو پروپیل تری متوکسی سیلان تثبیت شد. در روش اول اصلاح mcm-41 با aptms و سپس افزایش copcs را به مزوپور اصلاح شده انجام می شود، در روش دوم به این صورت عمل می شود که اصلاح mcm-41 با aptms همزمان با خارج سازی سورفکتانت می باشد که روش مستقیم نامیده می شود. در روش سوم ابتدا copcs-aptms تهیه و سپس با...

2015
Norhayati Abu Bakar Muhamad Mat Salleh Akrajas Ali Umar Philippe Lambin

In this work, we studied the structure of synthesized triangular silver nanoplates in solution and the growth of the nanoplates on a silicon surface using 3-aminopropyltrimethoxysilane (APTMS) as a coupling agent. The triangular-shaped colloidal silver nanoplates were simply synthesized by a direct chemical reduction approach. We studied the three characteristic peaks of the unique optical abso...

Journal: :IOP Conference Series: Materials Science and Engineering 2021

Abstract Carbon dioxide (CO 2 ) is responsible for approximately 80% of greenhouse gases emission that the main source to global climate change causing notable environmental impacts. Poly (ethylene glycol) diacrylate (PEGDA) have polar PEG repeating units, which provide a strong affinity towards carbon molecules has been blended with 3-aminopropyltrimethoxysilane (APTMS) synthesize membrane CO ...

Journal: :Bulletin of Chemical Reaction Engineering & Catalysis 2022

An amine-functionalized multiwalled carbon nanotube (MWCNT) was prepared for use as a basic heterogeneous catalyst the conversion of Cocos nucifera (coconut) oil and Hibiscus cannabinus (kenaf) to biodiesel. The 3-aminopropyltrimethoxysilane (3-APTMS) chosen form an amine-reactive surface bind with hydroxyl (−OH) carboxyl (−COOH) groups oxidized MWCNT. Silanization took place using green modifi...

Journal: :Journal of Polymers and The Environment 2022

This study aimed to synthesize Fe3O4@Methylcellulose/3-Aminopropyltrimethoxysilane (Fe3O4@MC/APTMS) as a new magnetic nano-biocomposite by facile, fast, and microwave-assisted method be utilized an adsorbent for tetracycline (TC) removal from aqueous solutions. Fe3O4@MC/APTMS was characterized Fourier transform-infrared (FTIR), Field emission scanning electron microscopy (FESEM), Energy dispers...

Journal: :Cancer research 2007
Chunfu Zhang Manfred Jugold Eva C Woenne Twan Lammers Bernd Morgenstern Margareta M Mueller Hanswalter Zentgraf Michael Bock Michael Eisenhut Wolfhard Semmler Fabian Kiessling

Angiogenesis is essential for the development of malignant tumors and provides important targets for tumor diagnosis and therapy. To noninvasively assess the angiogenic profile of tumors, novel alpha(v)beta(3) integrin-targeted ultrasmall superparamagnetic iron oxide particles (USPIOs) were designed and their specific uptake by endothelial cells was evaluated in vitro and in vivo. USPIOs were c...

Journal: :Journal of visualized experiments : JoVE 2010
Alexandra Cretu Paola Castagnino Richard Assoian

Tissue stiffness is an important determinant of cellular function, and changes in tissue stiffness are commonly associated with fibrosis, cancer and cardiovascular disease. Traditional cell biological approaches to studying cellular function involve culturing cells on a rigid substratum (plastic dishes or glass coverslips) which cannot account for the effect of an elastic ECM or the variations ...

Journal: :International Journal of Emerging Trends in Engineering Research 2020

2011
Seong Cheol Hong Jong Ho Lee Jaewook Lee Hyeon Yong Kim Jung Youn Park Johann Cho Jaebeom Lee Dong-Wook Han

Superparamagnetic iron oxide nanoparticles (SPIONs) have been widely utilized for the diagnosis and therapy of specific diseases, as magnetic resonance imaging (MRI) contrast agents and drug-delivery carriers, due to their easy transportation to targeted areas by an external magnetic field. For such biomedical applications, SPIONs must have multifunctional characteristics, including optimized s...

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