Results 61 to 70 of about 1,124,464 (249)

Novel banana-discotic hybrid architectures

open access: yesBeilstein Journal of Organic Chemistry, 2009
Here we present the design and synthesis of novel banana-discotic dimers and banana-bridged discotic dimers. The chemical structures have been characterized by spectral techniques and elemental analysis.
Hari Krishna Bisoyi   +2 more
doaj   +1 more source

Synthesis and Characterization of New Mesomorphic Azo Compounds and Study their Photoluminesecence Properties

open access: yesمجلة بغداد للعلوم, 2016
The preparation of a new Azo compounds of highly conjugated dimeric and polymeric liquid crystal to achieve the crystalline characteristics Which have structures assigned based on elemental analysis, IR 1HNMR and CHNS-O while mesogenic properties have ...
Baghdad Science Journal
doaj   +1 more source

Enhancement of the Through‐Thickness Electrical Conductivity of Carbon‐Fiber‐Reinforced Plastics Using Large Graphite Particles

open access: yesAdvanced Engineering Materials, EarlyView.
To enhance through‐thickness conductivity without sacrificing impregnation, large spherical graphite particles are intentionally employed in a low‐viscosity resin. Unlike finer conductive fillers, these particles remain outside the fiber bundles and accumulate in resin‐rich interlaminar regions during molding.
Keito Hosoe   +6 more
wiley   +1 more source

CHARACTERIZATION OF THE COMPLEX SULFIDE ORE OF SOTIEL (SPAIN) BY SCANNING ELECTRON-MICROSCOPY AND ELECTRON-MICROPROBE ANALYSIS [PDF]

open access: yes, 1993
This study complements a more exhaustive examination on the complex sulfide mineralization of Sotiel, (Spain), by optical microscopy and multispectral digital analysis of images.
R. Gorga   +2 more
core  

Synthesis and Characterization of Photo-Responsive Thermotropic Liquid Crystals Based on Azobenzene

open access: yesCrystals, 2018
A series of new thermotropic liquid crystals (LCs) containing azobenzene units was synthesized. The structures of the compounds were characterized by means of NMR and FTIR spectroscopy.
Runmiao Yang   +4 more
doaj   +1 more source

Enhancing Low‐Temperature Performance of Sodium‐Ion Batteries via Anion‐Solvent Interactions

open access: yesAdvanced Functional Materials, EarlyView.
DOL is introduced into electrolytes as a co‐solvent, increasing slat solubility, ion conductivity, and the de‐solvent process, and forming an anion‐rich solvent shell due to its high interaction with anion. With the above virtues, the batteries using this electrolyte exhibit excellent cycling stability at low temperatures. Abstract Sodium‐ion batteries
Cheng Zheng   +7 more
wiley   +1 more source

Fine Needle Aspiration Cytology in the Diagnosis of Gouty Tophi - Report of Two Cases [PDF]

open access: yesNational Journal of Laboratory Medicine, 2018
Gout is a chronic hyperuricaemic crystal induced arthropathy. Tophi are soft tissue nodules, usually periarticular, that develop after long standing gouty arthritis.
Divya Radhakrishnan   +4 more
doaj   +1 more source

Composites of Shellac and Silver Nanowires as Flexible, Biobased, and Corrosion‐Resistant Transparent Conductive Electrodes

open access: yesAdvanced Functional Materials, EarlyView.
Shellac, a centuries‐old natural resin, is reimagined as a green material for flexible electronics. When combined with silver nanowires, shellac films deliver transparency, conductivity, and stability against humidity. These results position shellac as a sustainable alternative to synthetic polymers for transparent conductors in next‐generation ...
Rahaf Nafez Hussein   +4 more
wiley   +1 more source

Study of particle aggregation in polymer solution by polarizing microscopy

open access: yes, 2022
Pomocí orálně disperzních filmů (ODF) budeme sledovat agregaci a sedimentaci částic v polymerním roztoku. Ty jsou jedny z klíčových dějů, které negativně ovlivňují homogenitu roztoku, která je důležitá pro přípravu kompozitních materiálů obsahující ...
Paličková, Dana
core   +1 more source

Fluorescence microscopy on the biocompatibility of gentamicin-coated hydroxyapatite (HA) material on osteoblast [PDF]

open access: yes, 2010
This study was carried out to observe the biocompatibility of gentamicin-coated hydroxyapatite (HA) on osteoblast using fluorescence microscopy. The specific objective was to observe the viability of the osteoblast on the gentamicin-coated hydroxyapatite
Othman, Fauziah   +9 more
core   +1 more source

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