نتایج جستجو برای: پراکندگی اندازه بلورها cds

تعداد نتایج: 98275  

2008
Kazuya Sakai Min-Te Sun Wei-Shinn Ku Hiromi Okada

The connected dominating set (CDS) has been generally used for routing and broadcasting in mobile ad hoc networks (MANETs). To reduce the cost of routing table maintenance, it is preferred that the size of CDS to be as small as possible. A number of protocols have been proposed to construct CDS with competitive size, however only few are capable of maintaining CDS under topology changes. In thi...

2013
Upama Baruah Neelam Gogoi Gitanjali Majumdar Devasish Chowdhury

We have successfully demonstrated the use of capped carbon dot systems, namely, CDs/ β -cd, CDs/LMH, and CDs/Suc, as fluorescent sensors for the detection of hemin. The capped carbon dot systems showed quenching of PL intensity in the presence of hemin. The minimum detection limit was determined to be ~1 μ M. The PL response with free Fe(II) and Fe(III) was also studied. It was observed that PL...

Journal: :Journal of hazardous materials 2016
C Y Foo H N Lim A Pandikumar N M Huang Y H Ng

A newly developed CdS/rGO/CC electrode was prepared based on a flexible carbon cloth (CC) substrate with cadmium sulfide (CdS) nanoparticles and reduced graphene oxide (rGO). The CdS was synthesized using an aerosol-assisted chemical vapor deposition (AACVD) method, and the graphene oxide was thermally reduced on the modified electrode surface. The existence of rGO in the CdS-modified electrode...

2015
Kavishwar B. Wagholikar Ronald A. Hankey Lindsay K. Decker Stephen S. Cha Robert A. Greenes Hongfang Liu Rajeev Chaudhry

BACKGROUND Clinical decision support (CDS) for primary care has been shown to improve delivery of preventive services. However, there is little evidence for efficiency of physicians due to CDS assistance. In this article, we report a pilot study for measuring the impact of CDS on the time spent by physicians for deciding on preventive services and chronic disease management. METHODS We random...

2013
Mohsen Ghasemi

As far as the communicative nature of writing is concerned, cohesion is regarded as an essential textual component both in creating organized texts and rendering the content comprehensible to the reader. Many researchers have explored the connection between the use of cohesive devices (CDs) and the quality of the writing. To gain more insight into this area, this study reviewed some studies foc...

اعظم پورقاضی جمشید عمیقیان محمد صادق کلاگر

با استفاده از این دستگاه برش فرسایشی جرقه ای ، تک بلورهایی کروی برش داده شد و سپس آنها را بین دو لوله مسی در حالی که در خمیر الماس غوطه ور بودند به کمک یک ماشین تراش صیقل مکانیکی دادیم . صیقل مکانیکی در بالا بردن کروی شدن نمونه ها نقش ارزنده ای دارد . سپس تک بلورها را به کمک یک جریان ثابت الکتریکی در یک دستگاه ابداعی صیقل الکتریکی دادیم . این دستگاه نسبت به دستگاه های مشابه دارای این مزیت می ...

ژورنال: ژئوفیزیک ایران 2019

ذرات آلاینده در هوای شهرها بر سلامت، محیط زیست، اقلیم و دیگر جنبه‌ها اثرگذار هستند. منابع متحرک علت اصلی انتشار هواویزهای اولیه در شهرهای بزرگ نظیر تهران هستند. هواویزهایی که خودروها (بنزینی و دیزلی) تولید می‌کنند، می‌توانند به‌عنوان هسته‌های میعان ابر و هسته‌های یخ بر بارش تأثیرگذار باشند. بارش می‌تواند علاوه بر تأمین منابع آبی به بهبود کیفیت هوای شهرها نیز کمک کند. در ایران اکثر ابرها از نوع ...

Journal: :Applied clinical informatics 2012
M E Patterson P A Marken S D Simon J L Hackman R S Schaefer

INTRODUCTION Electronic health record systems used in conjunction with clinical decision support (CDS) or computerized provider order entry (CPOE) have shown potential in improving quality of care, yet less is known about the effects of combination use of CDS and CPOE on prescribing rates at discharge. OBJECTIVES This study investigates the effectiveness of combination use of CDS and CPOE on ...

Journal: :CoRR 2015
Takuro Fukunaga

Given an undirected graph on a node set V and positive integers k and m, a k-connected m-dominating set ((k,m)-CDS) is defined as a subset S of V such that each node in V \ S has at least m neighbors in S, and a k-connected subgraph is induced by S. The weighted (k,m)-CDS problem is to find a minimum weight (k,m)-CDS in a given node-weighted graph. The problem is called the unweighted (k,m)-CDS...

Journal: :Physical chemistry chemical physics : PCCP 2015
Mingye Sun Songnan Qu Wenyu Ji Pengtao Jing Di Li Li Qin Junsheng Cao Hong Zhang Jialong Zhao Dezhen Shen

In this work, photoinduced charge separation behaviors in non-long-chain-molecule-functionalized carbon nanodots (CDs) with visible intrinsic absorption (CDs-V) and TiO2 composites were investigated. Efficient photoinduced electron injection from CDs-V to TiO2 with a rate of 8.8 × 10(8) s(-1) and efficiency of 91% was achieved in the CDs-V/TiO2 composites. The CDs-V/TiO2 composites exhibited ex...

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