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FENÓMENO DE INMISCIBILIDAD EN PELÍCULAS DE POLIETILENO RAMIFICADO DE BAJA DENSIDAD, PEED, EN PROCESOS DE EXTRUSIÓN DE PELÍCULA SOPLADA
Published 2000-01-01“…<br>The immiscibility in branched low-density polyethylene film was researched using techniques of instrumental analysis (FTIR, DRX, DSC, TGA, SEC-GPC, SEM-EDX) and rheometry (DMA, Capillary Rheomether). It was determined that immiscibility occurs when there are microentities generated by an undesirable polymer found in a low proportion in the mixture, characterized by different morphological and rheological properties regarding the LDPE prime, which makes up the plastic film. …”
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242
Characterization of the Solution Properties of Sodium Dodecylsulphate Containing Alkaline–Surfactant–Polymer Flooding Media
Published 2024-06-01“…The samples were characterized using rheometry, dynamic light scattering (DLS), infrared spectroscopy (IR) and measurement of inferfacial tension (IFT) between the samples and rapeseed oil. …”
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243
A Comparative Study on CO<sub>2</sub>-Switchable Foams Stabilized by C<sub>22</sub>- or C<sub>18</sub>-Tailed Tertiary Amines
Published 2023-03-01“…The continuous phase viscosity and liquid content for both samples were characterized using rheometry and FoamScan. The results showed that the increased concentrations or pressure enhanced the properties of both foam samples, but the increased scope for UC<sub>22</sub>AMPM was more pronounced. …”
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244
Feasibility of measuring magnetic resonance elastography-derived stiffness in human thoracic aorta and aortic dissection phantoms
Published 2025-04-01“…This is a feasibility study using MRE to (1) fabricate human-like geometries TBAD phantoms with different stiffnesses, (2) measure stiffness in TBAD phantoms with rheometry, and (3) demonstrate the first successful application of MRE to the thoracic aorta of a human volunteer. …”
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245
Inkjet jettability and physical characterization of water–ethanol solutions of low molecular weight sodium polyacrylate and poly-diallyl dimethyl ammonium chloride (polyDADMAC)
Published 2020-05-01“…This work investigates the physical properties of low molecular weight sodium polyacrylate (NaPA) and poly-diallyl dimethyl ammonium chloride (polyDADMAC) polyelectrolyte solutions in the water–ethanol mixture in relation to their behavior in inkjet deposition. In rotational rheometry measurements, the solutions are found to behave in a Newtonian fashion once the effects of experimental artifacts are taken into account. …”
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246
The Effect of Double Crosslinker on Precipitation Polymerization of Poly(acrylic acid)
Published 2014-06-01“…The Flory-Rehner equation (from swelling ratio data) and rubber elasticity theory (from rheometry data) were used to discuss the network structure of the polymer. …”
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247
Rheological and thermal behavior of PHB/piassava fiber residue-based green composites modified with warm water
Published 2019-01-01“…Keywords: Green composites, PHB, Piassava fiber residue, Thermal treatment, Torque rheometry, Mass loss…”
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248
Reinvigorating Modern Breadmaking Based on Ancient Practices and Plant Ingredients, with Implementation of a Physicochemical Approach
Published 2021-04-01“…Among all bread formulations tested, barley dough exhibited the highest elastic modulus and complex viscosity, as determined by dynamic rheometry; einkorn breads fortified with linseed and barley had the softest and hardest crust, respectively, as indicated by texture analysis; and common wheat gave the highest loaf-specific volume. …”
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249
<i>N</i>-[(1<i>RS</i>)-Camphan-2-ylidene]-4-ethoxyaniline and its reduction product as stabilizers of nitrile butadiene rubbers
Published 2024-09-01“…The features of rubber vulcanization were studied by means of rotorless rheometry. Changes in the physical and mechanical properties of rubbers and degree of cross-linking were evaluated after thermo-oxidative aging in laboratory conditions. …”
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250
Preparation and Performance Evaluation of Polymeric Microspheres Used for Profile Control of Low-Permeability Reservoirs
Published 2020-01-01“…A distillation–precipitation polymerization method was adopted to prepare nanometer-sized polymeric microspheres, whose structure, apparent pattern, thermal endurance, particle size, hydration, and swelling capacity were tested and analyzed by a series of techniques, including infrared spectroscopy, scanning electron microscopy, thermogravimetry, high-pressure and high-temperature rheometry, and dynamic light scattering. The prepared polymeric microspheres were copolymerization products of acrylamide, acrylic acid, and methyl methacrylate that were uniformly round with a centralized size distribution. …”
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251
Characterization of the Elasticity of CD4+ T Cells: An Approach Based on Peak Force Quantitative Nanomechanical Mapping
Published 2022-04-01“…In the past, many approaches were made to investigate mechanical properties of immune cells, including micropipette aspiration, microplate-based rheometry, techniques based on deformation during cytometry, or the use of optical tweezers. …”
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252
Small amounts of dissolved salts increase the mobility of mud flows on Mars and other extraterrestrial bodies
Published 2025-02-01“…Our study integrates laboratory experiments, thermodynamic calculations, and rheometry measurements to investigate how concentrations of NaCl, MgSO4, Na2SO4, and CaSO4 affect such behavior. …”
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253
Assessing hydration kinetics and rheological properties of Limestone Calcined Clay Cement (LC3): Influence of clay-mitigating and superplasticizer admixtures
Published 2024-07-01“…Hydration kinetics were evaluated in cement pastes using isothermal calorimetry and in-situ XRD, while fresh state properties were evaluated by rotational rheometry. The calorimetry results showed that the CM admixture provides a delay in the aluminate reactions of all LC3 systems, while it does not significantly affect the hydration of Portland cement pastes, suggesting a pronounced interaction of this admixture with clay particles. …”
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254
Structural and Morphological Characterization of Micro and Nanofibers Produced by Electrospinning and Solution Blow Spinning: A Comparative Study
Published 2013-01-01“…Polymer solutions were characterized by rheometry and tensiometry. Spun fibers were characterized by several analytical steps. …”
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255
Sputum handling for rheology
Published 2023-05-01“…These results guide towards a robust unified protocol for simple sputum handling in rheometry. We therefore suggest to vortex and snap freeze sputum samples immediately after collection when direct testing is not possible.…”
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256
Rheological behavior of mixtures used in 3d-printing: experimental evaluation of the effectiveness of criteria requirements for filler
Published 2024-08-01“…Rheological properties of 3Dprintable mixtures were investigated using squeezing rheometry methods. The constant strain rate mode of 5 mm/s was used to evaluate plasticity and the constant load rate of 5 N/s was used to evaluate form stability. …”
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257
Elongational flow mixing: A novel innovative approach to elaborate high-performance SBR-based elastomer compounds
Published 2023-10-01“…The prediction of the flow properties during processing of uncured materials were modeled using the dynamic and capillary rheometry. The thermo-mechanical sweep behavior of the as-prepared silica-filled SBR specimens was also investigated. …”
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258
Self-Assembling Peptide RADA16 Nanofiber Scaffold Hydrogel-Wrapped Concentrated Growth Factors in Osteogenesis of MC3T3
Published 2023-05-01“…Scanning electron microscopy, rheometry, and ELISA were performed, and MC3T3-E1 cells were used to test cell adhesion, cytotoxicity, and mineralization after administration with RADA16-CGFs. …”
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259
From firm to fluid – Structure-texture relations of filled gels probed under Large Amplitude Oscillatory Shear
Published 2019“…In this paper we use Large Amplitude Oscillatory Shear (LAOS) rheometry to quantify the texture of emulsion-filled food gels in terms of measurable material properties. …”
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260
On Oreology, the fracture and flow of “milk's favorite cookie ® ”
Published 2022“…Scientifically, sandwich cookies present a paradigmatic model of parallel plate rheometry in which a fluid sample, the cream, is held between two parallel plates, the wafers. …”
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