نتایج جستجو برای: monolithic column

تعداد نتایج: 82633  

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2010
Tomoko Mori Takuya Kubo Ken Hosoya

We have prepared polyethylene glycol (PEG)-type, polymer-based monolithic columns (PEG-type columns) to study the basic properties of PEG-type monolithic polymers. Chromatographic characteristics of the PEG-type columns were obtained using a semi-micro HPLC system while polycyclic aromatic hydrocarbons and benzene derivatives having various functional groups were utilized as solutes. Results we...

Journal: :Journal of separation science 2010
Zarah Walsh Pavel A Levkin Vijay Jain Brett Paull Frantisek Svec Mirek Macka

Poly(styrene-co-divinylbenzene) monolithic stationary phases have been synthesized for the first time by photoinitiated polymerization. An initiator composed of (+)-(S)-camphorquinone/ethyl-4-dimethylaminobenzoate/N-methoxy-4-phenylpyridinium tetrafluoroborate was activated using a 470 nm light emitting diode array as the light source. Spatially controlled polymerization of styrenic monoliths h...

2016
Zeynep Özkurt-Kayahan

Veneer cracking or chipping is the major complication of the zirconia based restorations. Monolithic zirconia has been introduced to overcome this problem, as well as to use in patients with limited interocclusal space. Many research articles on monolithic zirconia crowns have been published in the last years. The aim of this review article was to present data about the wear, surface roughness,...

Journal: :Talanta 2013
Anže Martinčič Maja Cemazar Gregor Sersa Viljem Kovač Radmila Milačič Janez Ščančar

Conjoint liquid chromatography (CLC) on monolithic convective interaction media (CIM) disks coupled on-line to UV and inductively coupled plasma mass spectrometry (ICP-MS) detectors was used for the first time in speciation analysis of Pt in human serum spiked with Pt-based chemotherapeutics. CIM Protein G and CIM DEAE disks were assembled together in a single housing forming a CLC monolithic c...

Application of ceramic reinforcements is one of the effective and well-known ways to refine the microstructure of brittle metals such as magnesium. In this research, the influence of nano/micro particles of zirconia on the microstructure of cast AZ91 alloy was studied. At the first stage, nano and micro ZrO2 powders were blended through mechanical alloying procedure. In five specimens, the tota...

2016
Sheng-En David Lin Partha Pratim Pande Dae Hyun Kim

Monolithic three-dimensional (3D) integration enables the most fine-grained integration of transistors by stacking very thin layers and fabricating monolithic inter-layer vias as small as local vias. Thus, monolithic 3D integration is expected to provide a higher degree of wirelength reduction, performance improvement, and power saving. Due to the prospective properties of the monolithic 3D int...

Journal: :Talanta 2021

This paper describes the fabrication of a novel microbore monolithic column modified with magnetite nanoparticles (MNPs) prepared in poly(ethylene-co-tetrafluoroethylene) (EFTE) tubing, and its application as stationary phase for chromatographic separation phosphorylated compounds. In order to obtain composite column, two-step procedure was performed. The formation glycidyl methacrylate-based m...

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