نتایج جستجو برای: amino functionalized silica

تعداد نتایج: 262361  

2009

un Qian rash Gharibi ailing He hejiang University oint Research Center of Photonics of the Royal Institute of Technology Sweden and hejiang University entre for Optical and Electromagnetic Research ijingang Campus, Hangzhou 310058 hina Abstract. Protoporphyrin IX PpIX -encapsulated mesoporous silica nanoparticles were synthesized, characterized, and utilized for photodynamic therapy PDT of canc...

Ali mohammad Alizadeh Fatemeh Babaie, Nastaran Hazrati, Seyed Hamed mousavi

In this study, bimodal meso-porous silica (UVM-7) synthesized and fabricated amino silane modified supports were characterized by powder X-ray diffraction (XRD), N2 adsorption/desorption, transmission electron microscope (TEM), elemental analysis and titration. Capacity of CO2 capture on modified bimodal pore structure silica at 70°C was calculated using breakthrough curves; and it was found th...

2005
T. Ramanathan F. T. Fisher R. S. Ruoff L. C. Brinson

Single-walled carbon nanotubes (SWCNT) functionalized with amino groups were prepared via chemical modification of carboxyl groups introduced on the carbon nanotube surface. Two different approaches (amide and amine-moieties) were used to produce the amino-functionalized nanotubes. The aminotermination allows further chemistry of the functionalized SWCNTs and makes possible covalent bonding to ...

A. Badiei F. Aleali Gh. Mohammadi Ziarani, N. Lashgari

Knoevenagel condensation between barbituric acid and aldehyde was investigated in the presence of sulfonic acid functionalized nanoporous silica (SBA-Pr-SO3H) and resulted in the formation of arylidene and bis-arylidene barbiturates. Excellent yields and short reaction times are related to the high efficiency of SBA-Pr-SO3H that the reactions take place easily in its nano-pores. SBA-Pr-SO3H as ...

Journal: :Organic & biomolecular chemistry 2011
Satya Nandana Narla Xue-Long Sun

We report an oriented glyco-macroligand formation and its glyco-affinity capturing and glycoarray application by combining an O-cyanate chain-end functionalized glycopolymer with commercially available amine-functionalized silica gel and glass slides via isourea bond formation. The O-cyanate chain-end functionalized glycopolymer was synthesized via cyanoxyl-mediated free-radical polymerization ...

Journal: :Dalton transactions 2016
M Ibrahim M A S Garcia L L R Vono M Guerrero P Lecante L M Rossi K Philippot

The solution synthesis of rhodium nanoparticles (Rh NPs) was achieved from the organometallic complex [Rh(η3-C3H5)3] under mild reaction conditions in the presence of a polymer (PVP), a monophosphine (PPh3) and a diphosphine (dppb) as a stabilizer, leading to very small Rh NPs of 2.2, 1.3 and 1.7 nm mean size, with PVP, PPh3 and dppb, respectively. The surface properties of these nanoparticles ...

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