نتایج جستجو برای: مدل cds

تعداد نتایج: 127826  

2016
Paul C. Stanish Pavle V. Radovanovic

Figure S1. Photoluminescence spectra of CdSe/CdS nanocrystals (NCs) in (a) nanocrystal conjugate, linked with thioglycolic acid (TGA), upon correction for the contribution from Ga2O3 NC emission, (b) pure CdSe/CdS nanocrystal suspension, and (c) mixture of Ga2O3 and CdSe/CdS NCs without the TGA linker. The concentrations of CdSe/CdS NCs are identical in all panels, and are expressed in (a) as a...

2009
Xuemin Qian Huibiao Liu Yanbing Guo Shiqun Zhu Yinglin Song Yuliang Li

A large area arrays (ca. 40 cm(2)) of CdS nanotube on silicon wafer are successfully fabricated by the method of layer-by-layer deposition cycle. The wall thicknesses of CdS nanotubes are tuned by controlling the times of layer-by-layer deposition cycle. The field emission (FE) properties of CdS nanotube arrays are investigated for the first time. The arrays of CdS nanotube with thin wall exhib...

2014
Fábio Pereira Ramanery Herman Sander Mansur

The main goal of this work was to synthesize CdSe/CdS (core-shell) nanoparticles stabilized by polymer ligand using entirely aqueous colloidal chemistry at room temperature. First, the CdSe core was prepared using precursors and acid-functionalized poly(vinyl alcohol) as the capping ligand. Next, a CdS shell was grown onto the CdSe core via the layer-by-layer technique. The CdS shell was formed...

Journal: :Nanoscale 2015
Minghan Xu Shusheng Xu Zhi Yang Mengjun Shu Guili He Da Huang Liling Zhang Li Li Daxiang Cui Yafei Zhang

The desired control of particle size, doping element composition, and surface structure of carbon dots (CDs) are vital for understanding the fluorescence mechanism and exploring their potential applications. Herein, nitrogen-doped CDs (N-doped CDs) have been synthesized with tartaric acid and various alkylol amines (monoethanolamine, biethanolamine and triethanolamine) under microwave irradiati...

2013
Marti G. Subrahmanyam Yongjun Tang Sarah Qian Wang

The introduction of credit default swaps (CDS) trading on an underlying firm may influence its future access to external financing and, hence, its precautionary demand for cash. In this paper, we empirically estimate this effect of CDS trading, using a comprehensive sample of North American corporate CDS introductions between 1997 and 2009. We show that corporate cash holdings, as a proportion ...

Journal: : 2022

در این پژوهش سعی می‌­شود مدلی برای شبیه‌­سازی چرخه عمر صنعت برق با استفاده از شبیه‌سازی عامل­بنیان ارائه شود، مدل، 5 عامل استخراج شد و شبیه­‌سازی به کمک نرم‌افزار Anylogic صورت پذیرفت. بهینه‌­سازی مدل چهار سناریو نظر خبرگان شد. سناریوی نخست، جذابیت نیروگاه گازی سیکل ترکیبی کاهش یافت بر دو دیگر افزوده نتیجه افزایش تولید آبی است که توجه کمبود منابع کشور به‌صرفه نیست. دوم ورود یک فناوری جدید میزان...

Journal: :The journal of contemporary dental practice 2011
Raed O Abu Hantash Mahmoud K AL-Omiri Mohammad Abu Yunis Najla Dar-Odeh Edward Lynch

OBJECTIVES To investigate the association between satisfaction with conventional complete denture prostheses (CDs), impacts of CDs on daily living and personality profiles. MATERIALS AND METHODS Fifty-six patients (28 males and 28 females; mean age 53.79 ± 7.762 years) with fitted upper and lower removable CDs were recruited for this study. Clinical success of CDs was assessed according to sp...

2014
Joan S. Ash Dean F. Sittig Carmit K. McMullen Adam Wright Arwen Bunce Vishnu Mohan Deborah J. Cohen Blackford Middleton

BACKGROUND Computerized clinical decision support (CDS) can help hospitals to improve healthcare. However, CDS can be problematic. The purpose of this study was to discover how the views of clinical stakeholders, CDS content vendors, and EHR vendors are alike or different with respect to challenges in the development, management, and use of CDS. METHODS We conducted ethnographic fieldwork usi...

Journal: :Journal of colloid and interface science 2016
Mohammad Ehtisham Khan Mohammad Mansoob Khan Moo Hwan Cho

This paper reports cadmium sulphide nanoparticles-(CdS NPs)-graphene nanocomposite (CdS-Graphene), prepared by a simple method, in which CdS NPs were anchored/decorated successfully onto graphene sheets. The as-synthesized nanocomposite was characterized using standard characterization techniques. A combination of CdS NPs with the optimal amount of two-dimensional graphene sheets had a profound...

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