Results 31 to 40 of about 246,297 (408)

A microfluidic approach to studying the injection flow of concentrated albumin solutions

open access: yesSN Applied Sciences, 2021
Subcutaneous injection by means of prefilled syringes allows patients to self-administrate high-concentration (100 g/L or more) protein-based drugs. Although the shear flow of concentrated globulins or monoclonal antibodies has been intensively studied ...
Alfredo Lanzaro
doaj   +1 more source

Energy Dissipation in the Human Red Cell Membrane

open access: yesBiomolecules, 2023
The membrane of the human red cell consists of a lipid bilayer and a so-called membrane skeleton attached on the cytoplasmic side of the bilayer. Upon the deformation of red cells, energy is dissipated in their cytoplasm and their membrane.
Thomas M. Fischer
doaj   +1 more source

A Microfluidic Prototype for High-Frequency, Large Strain Oscillatory Flow Rheometry

open access: yesMicromachines, 2022
We introduce a “Rheo-chip” prototypical rheometer which is able to characterise model fluids under oscillatory flow at frequencies f up to 80 Hz and nominal strain up to 350, with sample consumption of less than 1 mL, and with minimum inertial effects ...
Alfredo Lanzaro, Xue-Feng Yuan
doaj   +1 more source

Additive rheology of complex granular flows

open access: yesNature Communications, 2020
Granular flows are omnipresent in nature and industrial processes, but their rheological properties such as apparent friction and packing fraction are still elusive when inertial, cohesive and viscous interactions occur between particles in addition to ...
T. Vo   +4 more
semanticscholar   +1 more source

Development of Dressing-Type Emulsion with Hydrocolloids from Butternut Squash Seed: Effect of Additives on Emulsion Stability

open access: yesGels, 2022
Background: Natural ingredients have been employed to develop food products. Methods: Hydrocolloids from butternut squash seeds (HBSSs) were extracted with water at pH 3, 7, and 10 and characterized bromatologically and rheologically; then these HBSSs ...
Somaris E. Quintana   +2 more
doaj   +1 more source

What is rheology? [PDF]

open access: yesEye, 2017
The topic of the 2017 Cambridge Ophthalmology Symposium was ‘Go with the flow: rheology, fluid flow and the eye’. This paper is based on the opening presentation that was aimed to introduce key concepts within the topic of rheology to ophthalmologists and other scientists unfamiliar with the field.
openaire   +3 more sources

Rheology by Design: A Regulatory Tutorial for Analytical Method Validation

open access: yesPharmaceutics, 2020
The increasing demand for product and process understanding as an active pursuit in the quality guideline Q8 and, more recently, on the draft guideline on quality and equivalence of topical products, has unveiled the tremendous potential of rheology ...
A. Simões   +3 more
semanticscholar   +1 more source

Assessment of a Biocompatible Additive for Hydrate Formation Kinetics along with Morphological Observations and Model Predictions

open access: yesChemical Engineering Journal Advances, 2022
: Innovative gas hydrate-based applications and hydrate flow assurance problems of oil & gas pipelines have enabled new opportunities to develop and deploy biocompatible or green low-dosage hydrate promoters and inhibitors, respectively.
Rupali Gautam   +4 more
doaj  

Soluplus solutions as thermothickening materials for topical drug delivery. [PDF]

open access: yes, 2019
Soluplus is a pharmaceutical excipient used primarily in the manufacture of solid dispersions. The polymer also exhibits interesting rheology in aqueous solution, increasing in viscosity as the solution is warmed.
Abou Shamat, Mohamad, Cook, Michael
core   +1 more source

Effects of inertia on the steady-shear rheology of disordered solids [PDF]

open access: yes, 2015
We study the finite-shear-rate rheology of disordered solids by means of molecular dynamics simulations in two dimensions. By systematically varying the damping magnitude $\zeta$ in the low-temperature limit, we identify two well defined flow regimes ...
Barrat, Jean-Louis   +2 more
core   +4 more sources

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