نتایج جستجو برای: d24 c60 واژگان کلیدی

تعداد نتایج: 53080  

Journal: :Chemical communications 2005
Atula S D Sandanayaka Huimin Zhang Yutaka Takaguchi Yuuki Sako Mitsuhiro Tamura Yasuyuki Araki Osamu Ito

Photoinduced charge separation of fullerodendrimers with carboxylates at terminal sites (C60 approximately COO-) has been found in aqueous media. Time-resolved transient absorption and fluorescence measurements of the fullerodendrimers demonstrated that charge separation takes place from the terminal carboxylate anion to the central excited singlet state of C60, generating C60*- approximately C...

2009
Kazuo Yudoh Rie Karasawa Kayo Masuko Tomohiro Kato

Recently, it has been demonstrated that oxygen free radicals have an important role as a signaling messenger in the development of inflammation and osteoclastogenesis, suggesting the implication of oxygen free radicals in the pathogenesis of arthritis. The aim of this study was to examine the potential of a strong free-radical scavenger, water-soluble fullerene (C60), as a protective agent agai...

Journal: :Carbon 2021

A “stage-1” intercalated film has been made by the ion exchange of pyrrolidinium-functionalized C60 (C60(Py)n+) into centimeter-wide, micrometer-thick air-dried graphene oxide (G-O) films composed tens thousands layers stacked/overlapping G-O platelets, denoted [C60(Py)n+]G-O films. Spontaneous intercalation one layer C60(Py)n+ between adjacent expands interlayer spacing from 0.74 nm to 1.46 nm...

Journal: :Angewandte Chemie 2014
Ping Peng Fang-Fang Li Venkata S Pavan K Neti Alejandro J Metta-Magana Luis Echegoyen

Given the unique structural and electronic properties of C60 , metal-organic frameworks (MOFs) containing C60 linkers are expected to exhibit interesting characteristics. A new hexakisfullerene derivative possessing two pairs of phenyl pyridine groups attached to two methano-carbon atoms located at the trans-1 positions was designed and synthesized. The four pyridyl nitrogen atoms define a perf...

ژورنال: مدلسازی اقتصادی 2019

هدف این مقاله ارائه مدل مناسب مبتنی بر تحلیل پوششی داده‌ها با ساختار شبکه‌ای برای ارزیابی کارایی زنجیره تامین پایدار شرکت‌های سیمان حاضر در بورس ایران طی دوره زمانی 1393-95 و تعیین میزان بهره­ وری آن­ها بر اساس شاخص مالم‌کوئیست می­باشد. این مدل می‌کوشد با در نظر گرفتن محدودیت‌های کمّی و کیفی و نیز خروجی­های نامطلوب، معیارهای پایداری در شبکه تامین معرفی نماید و از طریق سنجه آنها بر زنجیره تامین، ...

Journal: :Advanced Energy Materials 2022

Perovskite semiconductors are an attractive option to overcome the limitations of established silicon based photovoltaic (PV) technologies due their exceptional opto-electronic properties and successful integration into multijunction cells. However, performance single- cells is largely limited by significant nonradiative recombination at perovskite/organic electron transport layer junctions. In...

2018
A. Grebinyk S. Prylutska I. Grynyuk B. Kolp V. Hurmach T. Sliva V. Amirkhanov V. Trush O. Matyshevska M. Slobodyanik Yu. Prylutskyy M. Frohme U. Ritter

New representative of carbacylamidophosphates - diphenyl-N-(trichloroacetyl)-amidophosphate (HL), which contains two phenoxy substituents near the phosphoryl group, was synthesized, identified by elemental analysis and IR and NMR spectroscopy, and tested as a cytotoxic agent itself and in combination with C60 fullerene.According to molecular simulation results, C60 fullerene and HL could intera...

Journal: :Econometric reviews 2015
James Heckman Rodrigo Pinto

This paper presents an econometric mediation analysis. It considers identification of production functions and the sources of output effects (treatment effects) from experimental interventions when some inputs are mismeasured and others are entirely omitted. JEL Code: D24, C21, C43, C38.

ژورنال: :پژوهش فیزیک ایران 0
سمانه جوانبخت s javanbakht university of isfahanدانشگاه اصفهان سعید جلالی اسدآبادی s jalali asadabadi university of isfahanدانشگاه اصفهان

طول پیوندهای یگانه و دوگانه تعادلی بلور fcc-c60 در غیاب و حضور آلاییدگی درون وجهی اتم کربن، fcc-c@c60، با استفاده از محاسبات خودسازگار بر پایه نظریه تابعی چگالی و پتانسیل کامل توابع موج تخت بهبود یافته به علاوه اوربیتال های موضعی پس از واهلش اتم ها محاسبه شده اند. نتایج نشان می دهند که طول پیوندهای یگانه و دوگانه در بلور آلاییده نسبت به بلور خالص کاهش می یابند. کاهش در طول پیوند پس از آلایش ناخ...

Journal: :Toxicology in vitro : an international journal published in association with BIBRA 2014
Guillaume Côté-Maurais Jacques Bernier

Immunotoxicity studies of nanoparticles on T cells addressed their effects on activation by T antigen receptor, but have neglected the regulation of proliferation by IL-2. In this study, the IL-2-dependent T lymphoblastoid WE17/10 cell line was used to compare silver (Ag-NPs) and fullerene (C60-NPs) nanoparticles' toxicity and evaluate whether these NPs could interfere with IL-2-dependent proli...

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