نتایج جستجو برای: qualitative detection
تعداد نتایج: 761826 فیلتر نتایج به سال:
22 Here we report a novel microdroplet PCR method combined with fluorescence 23 spectrophotometry (MPFS), which allows for qualitative, quantitative and 24 high-throughput detection of multiple DNA targets. In this study, each pair of primers 25 was labeled with a specific fluorophore. Through microdroplet PCR, a target DNA 26 was amplified and labeled with the same fluorophore. After products ...
a novel silver (ag) nanocomposite electrode was proposed that fabricated from metal nanostructures and ionic liquids. the combined application of unique properties of nanomaterials and ionic liquids in the design of this ag nanocomposite results in electrodes with interesting advantages compared to the conventional metal disk electrode. in the first part of this thesis, the elecrocatalytic eff...
Two thioxanthone-based fluorescent probes exhibited prominent solvatofluorochromism, and they were further found to be useful as fluorescence indicators for the qualitative and quantitative detection of low-level water content in various solvent media.
18] P. M. Frank. Fault diagnosis in dynamic systems using analytical and knowledge-based redundancy { a survey and some new results. detection in an experimental heat exchanger process: a multiple model approach. Knowledge-based diagnosis systems for continuous process operations based upon the task framework. 26 models to the data in a Qmimic-style system is currently being studied 33]. A comp...
This paper describes a simple technique for object detection and temporal data association of thermal image sequences. Night surveillance system using thermal imaging involves object detection, temporal data association and tracking of object. Object detection could be motion based or feature based. The temporal data association in multi-object classification involves finding the minimum distan...
In the past decade, several kinds of microelectrode arrays have been applied to chemical and biological analyses. These electrochemical array devices have substantial advantages, including rapid response time and qualitative and quantitative detection. Among the various systems that are based on electrochemical detection, individually addressable electrode arrays have been used for simultaneous...
A new azo-azomethine chemosensor containing active phenolic sites, H2L, has been designed and synthesized for rapid detection of inorganic fluoride over the other anions, such as Clˉ, Brˉ, Iˉ, AcOˉ, H2PO4ˉ, NO3ˉ, N3ˉ in DMSO/water (90/10) media. The 1H NMR titration revealed that the colorimetric response was considered to be the direct consequence of hydrogen-bond formation between phenolic gr...
most of the contour detection methods suffers from some drawbacks such as noise, occlusion of objects, shifting, scaling and rotation of objects in image which they suppress the recognition accuracy. to solve the problem, this paper utilizes zernike moment (zm) and pseudo zernike moment (pzm) to extract object contour features in all situations such as rotation, scaling and shifting of object i...
Four novel receptors were designed and synthesized for colorimetric detection of F− ions. The introduction of four electron withdrawing groups into the backbone of the receptors makes the two phenolic groups efficient hydrogen bonding sites. The binding properties of receptors with anions were examined for the first time by UV–Vis, 1H NMR and fluorescence spectroscopies. The addition of F− resu...
Social network analysis (SNA), a method which can be used to explore networks in various contexts, has received increasing attention. Drawing on the development of European smoke-free policy, this paper explores how a mixed method approach to SNA can be utilised to investigate a complex policy network. Textual data from public documents, consultation submissions and websites were extracted, con...
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