نتایج جستجو برای: monodisperse palladium nanoparticles

تعداد نتایج: 120652  

2017
Julian DS Willett Marlon G Lawrence Jennifer C Wilder Oliver Smithies

In this study, we describe the experiments determining whether coating gold nanoparticles with tetraethylene glycol (TEG) provides pharmacologically relevant advantages, such as increased serum half-life and resistance to protein adsorption. Monodisperse TEG-coated, NaBH4-reduced gold nanoparticles with a hydrodynamic size comparable to albumin were synthesized by reducing gold chloride with Na...

Journal: :Macromolecular Chemistry and Physics 2023

Front Cover: In article 2200325 by Aiguo Hu and co-workers, 20 kinds of soluble-conjugated polymeric nanoparticles are control-synthesized in palladium nanoparticles-loaded dendritic mesoporous silica nanospheres show narrow size dispersity, bright fluorescence, high processibility.

Journal: :Communications in agricultural and applied biological sciences 2011
S Van Nevel T Hennebel S Verschuere S De Corte N Boon W Verstraete

S. VAN NEVEL, T. HENNEBEL, S. VERSCHUERE, S. DE CORTE, N. BOON & W. VERSTRAETE Laboratory of Microbial Ecology and Technology, Ghent University, Coupure Links 653, B-9000 Gent, Belgium Department of Pathology, Ghent University, De Pintelaan 185, B-9000 Gent, Belgium Environmental Sciences Department, Brookhaven National Laboratory, Upton, NY 11973, USA Biology Department, Brookhaven National La...

2015
Jiacheng Wang Simon A. Kondrat Yingyu Wang Gemma L. Brett Cicely Giles Jonathan K. Bartley Li Lu Qian Liu Christopher J. Kiely Graham J. Hutchings

The control over both the dispersion and the particle size distribution of supported precious metal nanoparticles used in heterogeneous catalysts is of paramount importance. Here, we demonstrate the successful formation of highly accessible and well dispersed gold−palladium nanoparticles, stabilized with two-dimensional graphene oxide, that itself is dispersed by intercalated titania particles ...

2004
Marco Lattuada T. Alan Hatton

We present a systematic methodology to functionalize magnetic nanoparticles through surface-initiated atom-transfer radical polymerization (ATRP). The magnetite nanoparticles are prepared according to the method proposed by Sun et al. (2004), which leads to a monodisperse population of ~ 6 nm particles stabilized by oleic acid. The functionalization of the nanoparticles has been performed by tr...

2017
Yingying Gu Isabelle Favier Christian Pradel Douglas L. Gin Jean-Francois Lahitte Richard D. Noble Montserrat Gómez Jean-Christophe Remigy Jean-François Lahitte

The elaboration of a polymeric catalytic membrane containing palladium nanoparticles is presented. The membrane was prepared using a photo-grafting process with imidazolium-based ionic liquid monomers as modifying agent and microPES as support membrane. Ionic liquid serves as a stabilizer and immobilizer for the catalytic species, i.e. palladium nanoparticles. The Suzuki–Miyaura cross-coupling ...

2013
Nana Cheng Hongjuan Wang Xiaomeng Li Xiaoyang Yang Liande Zhu

We report on a new type of amperometric glucose biosensor that was made by integration of glucose oxidase (GOD) with palladium nanoparticles/reduce graphene oxide (Pd/RGO) nanocomposite. The Pd/RGO was prepared by a onestep reduction method in which the palladium nanoparticles and the reduced graphene oxide (RGO) were simultaneously accomplished from the reduction of dispersed solution of PdCl2...

Journal: :Dalton transactions 2011
Yinghuai Zhu Li Chuanzhao Algin Oh Biying Meriska Sudarmadji Anqi Chen Dang Thanh Tuan Abdul M Seayad

Well-dispersed palladium (0) nanoparticles stabilized with phosphonium based ionic liquid were synthesized conveniently and fully characterized. A catalyst system comprising of the Pd(0) nanoparticles and a base was found to be recyclable and efficient for the aminocarbonylation reaction of aryl iodide in ionic liquid media. In the presence of potassium tert-butyloxide, for the relatively stabl...

Journal: :Nanotechnology 2015
Xiangyi Luo Mar Piernavieja-Hermida Jun Lu Tianpin Wu Jianguo Wen Yang Ren Dean Miller Zhigang Zak Fang Yu Lei Khalil Amine

Uniformly dispersed Pd nanoparticles on ZnO-passivated porous carbon were synthesized via an atomic layer deposition (ALD) technique, which was tested as a cathode material in a rechargeable Li-O2 battery, showing a highly active catalytic effect toward the electrochemical reactions-in particular, the oxygen evolution reaction. Transmission electron microscopy (TEM) showed discrete crystalline ...

Journal: :Molecules 2011
Atsushi Ohtaka Tomohiro Yamaguchi Takuto Teratani Osamu Shimomura Ryôki Nomura

Linear polystyrene-stabilized PdO nanoparticles (PS-PdONPs) were prepared by thermal decomposition of Pd(OAc)(2) in the presence of polystyrene. X-ray diffraction (XRD) and transmission electron microscopy (TEM) indicated the production of PdO nanoparticles. The loading of palladium was determined by inductively coupled plasma-atomic emission spectroscopy (ICP-AES). PS-PdONPs exhibited high cat...

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