نتایج جستجو برای: نانوذرات cds
تعداد نتایج: 15205 فیلتر نتایج به سال:
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...
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...
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...
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...
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...
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 ...
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...
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...
Carbon quantum dots (CDs) were widely investigated because of their tunable fluorescence properties and low toxicity. However, so far there have been no reports on in vivo functional studies of hair and skin derived CDs. Here, hair derived CDs (HCDs) and skin derived CDs (SCDs) were produced by using human hair and pig skin as precursors. The quantum yields (QYs) of HCDs and SCDs were quite hig...
Carbon nanodots modified with azure A (AA-CDs) have been synthesized and applied as redox mediator of bioelectrocatalytic reactions. deep characterization AA-CDs nanomaterial has carried out, proving the covalent attachment molecules into carbon dots nanostructure. Disposable screen-printed electrodes (SPCE) AA-CDs, through action chitosan polymer (Chit-AA-CDs/SPCE). The Chit-AA-CDs/SPCE electr...
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