نتایج جستجو برای: نانوجاذب مزوپورکربنی cmk 3

تعداد نتایج: 1811562  

2015
Wannes Libbrecht Koen Vandaele Klaartje De Buysser An Verberckmoes Joris W. Thybaut Hilde Poelman Jeriffa De Clercq Pascal Van Der Voort

Mesoporous carbons were synthesized via both soft and hard template methods and compared to a commercial powder activated carbon (PAC) for the adsorption ability of bisphenol-A (BPA) from an aqueous solution. The commercial PAC had a BET-surface of 1027 m²/g with fine pores of 3 nm and less. The hard templated carbon (CMK-3) material had an even higher BET-surface of 1420 m²/g with an average p...

Journal: :The European respiratory journal 1989
E C Lucey P J Stone J C Powers G L Snider

Human neutrophils are a likely source of elastase in the pathogenesis of human pulmonary emphysema. A study was undertaken to determine whether emphysema, induced in hamsters by intratracheal treatment with human neutrophil elastase (HNE), could be ameliorated by intratracheal instillation of succinyl-alanyl-alanyl-prolyl-valine-chloromethyl ketone (CMK). One mg of CMK was given to hamsters 1 h...

Journal: :Cancer research 1978
T Kodama T Kawamura H Kobayashi

During the growth of five of ten primary tumors that were induced by 3-methylcholanthrene in BALB/cMk and BALB/cMk X C57BL/6F1 mice, leukemoid reactions, characterized by increase in number of granulocytes in peripheral blood, and splenomegaly were observed. However, no such reactions occurred in five C57BL/6 mice bearing primary tumors induced by 3-methylcholanthrene. The results of leukemoid ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی و علوم دریایی 1390

در مطالعه حاضر جهت پالایش آلاینده های معدنی و آلی سه نانوساختار جدید سنتز و بررسی شده است. جاذب نانوپروس کربنی عامل دار شده با اکسید روی (zn-ocmk-3) توسط اصلاح cmk-3 با اسید نیتریک و عامل دار کردن آن با zno تهیه شده است. شناسایی cmk-3، مزوپروس اکسید شده (ocmk-3)، و zn-ocmk-3 بوسیله روش های تجزیه ای جذب-واجذب نیتروژن، ft-ir، sem، و tem انجام گرفت. ایزوترم جذب سرب روی cmk-3، ocmk-3 و zn-ocmk-3 با...

Journal: :Physical chemistry chemical physics : PCCP 2014
Tomosuke Kadoono Masaru Ogura

A novel type of material encapsulating phase-change materials (PCMs) is reported concerning their implication for use as thermal energy storage devices. The composites of siliceous SBA-15 or carbonaceous CMK-3 mesoporous assemblies and organic PCMs could be used to make leak-free devices that retain their capabilities over many thermal cycles for heat storage/release. A confinement effect was o...

Journal: :Journal of Electroanalytical Chemistry 2022

Non-precious molecular cobalt phthalocyanine (CoPc) complexes have been considered to be promising electrocatalysts due diversity of substituents and carbon supporting matrixes. Here, we report a highly dispersed fluorinated CoPc (CoPcF16) molecule electrocatalyst immobilized in ordered mesoporous CMK-3 (CMK-3-CoPcF16) via π-π interaction. The is characterized by X-ray photoelectron spectroscop...

2010

Nucleoside analogues have proven to be a highly successful class of anti-cancer and anti-viral drugs. The therapeutic efficacy of nucleoside analogues is dependent of their intracellular phosphorylation. Two cellular nucleoside kinases, deoxycytidine kinase (dCK) and UMP-CMP kinase (CMK) are critical for phosphorylation of cytidine analogues. These kinases provide two first steps of activation ...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده علوم پایه 1391

رشد سریع جمیعت، بحران جدی منابع آب و خشک سالی لزوم استفاده از آب بازیافتی را بیشتر نموده است. بازیافت پساب ها نه تنها در تأمین آب مورد نیاز برای مصارف مختلف سودمند است، بلکه سبب صرفه جویی در استفاده از آب آشامیدنی و منابع آب موجود می گردد. یکی از روش های متداول برای حذف آلاینده ها استفاده از فرایند جذب سطحی توسط جاذب هاست. در این پژوهش جاذب های مزوپورکربنیcmk-3 ، ag/cmk-3 و fe/cmk-3 سنتز و شناس...

The mesoporous carbon (CMK-3) functionalized with ethylenediamine (EDA) has been synthesized (CMK-3-EDA) and applied as a new mesoporous adsorbent for removal of Cu(II) and Pb(II) cations from aqueous solutions. Nitrogen adsorption–desorption measurements (BET) show that surface area, pore size and pore volume of CMK-3 were significantly changed after amine modification. The BET surface area an...

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