نتایج جستجو برای: glycerin

تعداد نتایج: 2182  

Journal: :Acta Scientiarum. Biological Sciences 2021

Although crustaceans are traditionally preserved in liquids (formaldehyde and/or ethyl alcohol), those substances tend to alter their morphological aspects. Glycerin, used human anatomy, is considered a good substitute for formaldehyde, as it preserves animals states similar vivo conditions. There no records the literature, however, concerning use of glycerin conserving invertebrates. The objec...

Journal: :Geophysics 2021

We have developed a workflow for computing the seismic-wave moduli dispersion and attenuation due to squirt flow in numerical model derived from micro X-ray computed tomography image of cracked (through thermal treatment) Carrara marble sample. To generate model, is processed, segmented, meshed. The finite-element method adopted solve linearized, quasistatic Navier-Stokes equations describing l...

2004
Carlos A. C. Baptista Martin Skie Richard A. Yeasting Nabil Ebraheim W. Thomas Jackson Carlos Baptista

The preservation and demonstration of anatomical specimens that retain much of their natural features has been a long-standing goal of anatomists, pathologists and other medical educators. Preservation of most biological tissues is performed using liquids such as formaldehyde, alcohol, and glycerin. Although these commonly used liquids are efficient, they have many disadvantages (Baptista et al...

Journal: :Indonesian Journal of Chemistry 2021

The polyurethane membrane is used as a separator either by filtration or adsorption, and this process significantly affected its strength physical condition. We synthesized membranes using red seaweed with Gracilaria sp hydroxyl source. Box-Behnken Design of the Response Surface Methodology (RSM) Software Expert Version 10.0.3.0 three factors (TRL, TDI, Glycerin). F-value 0.42 suggests that les...

Journal: :Journal of chromatographic science 2009
J D Fontana G Zagonel W W Vechiatto B J Costa J C Laurindo R Fontana L Pelisson B H Jorge F M Lanças

Thin layer chromatography (TLC) stained with hot acidic p-anisaldehyde, is an interesting, fast, and low-cost technique to monitor main lipid contaminants such as triacylglycerols, diacylglycerols, and monoacylglycerols in biodiesel. These acylglycerols are detectable by the proposed planar chromatographic method, provided the content of the contaminants exceeds the limits recommended by the in...

Journal: :The Journal of Experimental Medicine 2003
Maurice N. Richter E. C. MacDowell

The effect of heat, hypo- and hypertonic salt solutions, glycerin, desiccation, and mechanical injury was studied on leukemic lymphoid cells of the mouse, and the leukemia-transmitting property of cell suspensions (hypothetical transmitting agent) in vitro. The results indicate that leukemia has not been transmitted by inoculation without the introduction of living cells. The interval between i...

Journal: :Case Studies in Thermal Engineering 2022

Heat transfer coefficients and nucleation parameters were experimentally measured during saturated nucleate boiling of water–glycerin mixtures on a thin smooth titanium foil. Infrared thermometry was employed to study at atmospheric pressure in water mass fraction range from 100 % down 60 heat flux 0 200 kW m−2. found deteriorate with an increase concentration glycerin the mixture. The deterior...

Journal: :Journal of the Korea Institute of Military Science and Technology 2022

Chemical warfare agents(CWA) such as nerve agents and vesicating show lethality by skin contamination. Skin protection, therefore, is one of the top priorities to deal with growing threat from CWA. In an attempt develop most effective topical protectant(TSP), candidate substances including PFPE(perfluorinated polyether), PTFE(polytetrafluoroethylene), glycerin, polysaccharides were evaluated in...

Journal: :Physics of Fluids 2021

A new physical effect, consisting in the crossover of values and inversion dynamic contact angles' hysteresis branches, when a glycerin drop water slide up smooth inclined steel plane under action nanosecond spark discharges' periodic sequence, was experimentally recorded.

Journal: :The Journal of the Acoustical Society of America 2012
Edgar Reyes-Ayona Daniel Torrent José Sánchez-Dehesa

A multiple-scattering theory is applied to study the homogenization of clusters of elastic cylinders distributed in a isotropic lattice and embedded in a viscous fluid. Asymptotic relations are derived and employed to obtain analytical formulas for the effective parameters of homogenized clusters in which the underlying lattice has a low filling fraction. It is concluded that such clusters beha...

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