نتایج جستجو برای: energy dispersive x rays edx

تعداد نتایج: 1254943  

2008
O. Lupan L. Chow G. Chai A. Schulte

Single-crystalline SnO2 microcubes were grown using the hydrothermal method without any catalyst. X-ray diffraction (XRD) patterns and energy dispersive X-ray (EDX) analysis verified that the cubes are tin dioxide SnO2. Their morphology and structure was studied by scanning electron microscopy (SEM), transmission electron microscopy (TEM), selected area electron diffraction (SAED), and Raman 5m...

Journal: :Journal of Analytical Atomic Spectrometry 2021

The study demonstrates a new method to quantify Secondary Ion Mass Spectrometry (SIMS) images by using synergetic combination of Energy Dispersive X-ray spectroscopy (EDX) and SIMS.

2015
David Rossouw Pierre Burdet Francisco de la Peña Caterina Ducati Benjamin R. Knappett Andrew E. H. Wheatley Paul A. Midgley

The chemical composition of core-shell nanoparticle clusters have been determined through principal component analysis (PCA) and independent component analysis (ICA) of an energy-dispersive X-ray (EDX) spectrum image (SI) acquired in a scanning transmission electron microscope (STEM). The method blindly decomposes the SI into three components, which are found to accurately represent the isolate...

Journal: :Langmuir : the ACS journal of surfaces and colloids 2012
Gabriel LeBlanc Gongping Chen G Kane Jennings David E Cliffel

Using the abundance of available electrons generated by immobilized multilayers of the photoactive protein complex Photosystem I (PSI), we have photoreduced platinum particles that are catalytically active for the H(2)/H(+) redox couple. The resulting platinized PSI films were optimized using electrochemical measurements and then characterized using X-ray photoelectron spectroscopy (XPS), scann...

A. Bahari, M. Derahkshi M. Jamali M. Roodbari Shahmiri

Polyvinylpyrrolidone  /  Nickel  oxide  (PVP/NiO)  dielectrics  were fabricated  with  sol-gel  method  using  0.2  g  of  PVP  at  different working  temperatures  of  80,  150  and  200  ºC.  Structural  properties and surface morphology of the hybrid films were investigated by X- Ray  diffraction  (XRD)  and  Scanning  Electron Microscope  (SEM) respectively. Energy dispersive X-ray spec...

A Omidvar Dezfuli, B Jaleh, M Ahmadi, T Madrakian,

  In this work,copper/palladium (Cu/Pd) multilayer nanowires were successfully prepared by electrodeposition method using polycarbonate template. The fabrication of Pd/Cu multilayer nanowires was controlled by analyzing the current–time transient during electrodeposition using potentiostat. The morphological properties of the nanowires were studied by scanning electron microscopy (SEM) and resu...

Farideh Sarafion Haman Tavakkoli,

In this work La0.7Sr0.3MnO3 , one group of nanosized perovskite-type oxides were prepared by sol-gel method. The perovskite structure has been characterized by X-ray diffraction (XRD) , scanning electron microscopy (SEM) , energy dispersive X-ray spectrometer (EDX) and Fourier transform infrared (FTIR) . The nanoparticles showed the excellent adsorption properties towards reactive blue 4 (RB4) ...

In this work a novel heterojunction catalyst have been synthesized and employed as a highly efficient catalyst for one-pot synthesis of substituted imidazoles. Analytical methods including Fourier transform infrared (FT-IR), diffuse reflectance spectroscopy (DRS), X-ray diffraction (XRD), Energy- dispersive X-ray spectroscopy (EDX), Scanning electron microscopy (SEM) and Vibrating Sample Magnom...

H. Vahidi M. Khorasani-Motlagh M. Noroozifar

The perovskite-type oxides strontium-substituted lanthanum nickelate (LSNO) were prepared by a coprecipitation method in the present of octanoic acid as surfactant. The phase composition, morphology,lattice parameters and size of nanoparticles in these materials were characterized through Fourier transform infr...

Journal: :Architecture, Structures and Construction 2021

One solution to the high cost and scarcity of building materials is use alternative sustainable materials. The study presented herein developed an eco-friendly masonry grout using volumes palm oil clinker powder replace cement coarse aggregate. Several batches grouts with different amounts these were made determine technical viability grout. Scanning Electronic Microscope (SEM), X-Rays Diffract...

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