نتایج جستجو برای: selective adsorption

تعداد نتایج: 251740  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید بهشتی 1356

چکیده ندارد.

In this work, we have modified a synthesized Y-type zeolite (Si/Al = 2.5), with three different amines to investigate of the influence of adsorbent’s surface modification on CO2 selectivity over CH4. The pristine and amine-functionalized NaY zeolites were characterized by X-ray diffraction (XRD), thermal gravimetric analysis (TGA), Fourier transform infrared (FT-IR), and N2 adsorption. The resu...

2014
Lingqing Dong Qi Luo Kui Cheng Hui Shi Qi Wang Wenjian Weng Wei-Qiang Han

Precisely controlling the protein-nanomaterial interactions at selective sites is crucial in engineering biomolecule composite architectures with tailored nanostructures and functions for a variety of biomedical applications. This strategy, however, is only beginning to be explored. Here, we demonstrate the facet-specific assembly of proteins, such as albumin, immunoglobulin and protamine, on {...

2013
Martina Stekrova Narendra Kumar Päivi Mäki-Arvela Oleg V. Ardashov Konstantin P. Volcho Nariman F. Salakhutdinov Dmitry Yu. Murzin

Ce-modified mesoporous silica materials MCM-41 and SBA-15, namely 32 wt % Ce-Si-MCM-41, 16 wt % Ce-H-MCM-41 and 20 wt % Ce-Si-SBA-15, were prepared, characterized and studied in the selective preparation of trans-carveol by α-pinene oxide isomerization. The characterizations of these catalysts were performed using scanning electron microscopy, X-ray photoelectron spectroscopy, nitrogen adsorpti...

2017
Qianqian Li Quan Liu Jing Zhao Yinying Hua Jiajia Sun Jingui Duan Wanqin Jin

In order to promote the selective water permeation through porous filler, hydrophilic MOF-801 crystals with superior water adsorption ability were incorporated into chitosan (CS) matrix to fabricate MOF-801/CS mixed matrix membranes (MMMs) for pervaporation dehydration of ethanol. Both the experimental and molecular simulation results confirm the selective adsorption of water molecules in MOF-8...

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