نتایج جستجو برای: monodispersity
تعداد نتایج: 252 فیلتر نتایج به سال:
Supramolecular self-assembly is an attractive pathway for bottom-up synthesis of novel nanomaterials. In particular, this approach allows the spontaneous formation of structures of well-defined shapes and monodisperse characteristic sizes. Because nanotechnology mainly relies on size-dependent physical phenomena, the control of monodispersity is required, but the possibility of tuning the size ...
The paper considers the problem of instability tetraethoxysilane hydrolysis in an ethanol medium presence ammonia as a catalyst to obtain monodisperse spherical silica particles given size. This is associated with various impurities affecting rate particle formation and, consequence, their size, monodispersity and shape. To solve this problem, we present novel studies possible application ultra...
Construction of poly(amidoamine) (PAMAM) dendrimer-based nanoplatforms for tumor computed tomography (CT) imaging and theranostics has gained significant attention in recent years. The unique characteristics PAMAM dendrimers such as monodispersity,...
Despite the importance of droplet monodispersity, a universal methodology for high monodispersity generation does not exist yet. We have recently demonstrated that unlike conventional method generation, applying an identical pressure from single source makes microfluidic system immune to external fluctuations originate imperfection flow source. In this work, we show our is and applicable other ...
We present a simple microfluidics-based technique to fabricate Janus particles using double-emulsion droplets as templates. Since each half of the particles is templated from a different immiscible fluid, this method enables the formation of particles from two materials with vastly different properties. The use of microfluidics affords excellent control over the size, morphology, and monodisper...
Formation of well-ordered crystals of membrane proteins is a bottleneck for structure determination by X-ray crystallography. Nevertheless, one can increase the probability of successful crystallization by precrystallization screening, a process by which one analyzes the monodispersity and stability of the protein-detergent complex. Traditionally, this has required microgram to milligram quanti...
Droplet microfluidic systems are becoming routine in advanced biochemical studies such as single cell gene expression, immuno profiling, precise nucleic acid quantification (dPCR) and particle synthesis. For all these applications, ensuring droplet monodispersity is critical to minimize the uncertainty due volume variation. Despite wide usage of droplet-based systems, limit for generation still...
The synthesis of nanoparticles of different chemical compositions, sizes, and controlled monodispersity is an important area of research in nanotechnology. Among noble metal nanoparticles, silver nanoparticles have a wide area of interest, thus, they have gained immense applicability into the daily life of modern individuals such as for biomedical applications, air and water purification, food ...
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