Results 11 to 20 of about 11,212 (229)

Fractionation of Milligram Quantities of Gadolinium and Terbium Ions by Annular Free‐Flow Isotachophoresis [PDF]

open access: yesELECTROPHORESIS, Volume 47, Issue 6, Page 441-449, June 2026.
ABSTRACT The fractionation of milligram quantities of gadolinium (Gd) and terbium (Tb) ions is demonstrated using annular free‐flow isotachophoresis (ITP) with ammonium as the leading ion and hydronium as the terminating ion, and α‐hydroxyisobutyric acid (HIBA) and acetate as lanthanide complexing ligands.
Hannah Hallikainen   +2 more
wiley   +2 more sources

Investigating the Influence of Counterflow Regions on the Hydrodynamic Performance of Biomimetic Robotic Fish [PDF]

open access: yesBiomimetics
Biomimetic robotic fish are a novel approach to studying quiet, highly agile, and efficient underwater propulsion systems, attracting significant interest from experts in robotics and engineering.
Yanling Gong   +6 more
doaj   +2 more sources

Scaling the manufacture of adipose tissue-derived mesenchymal stromal cells: integrated bioreactor workflows from inoculation to harvest without the need of seed train [PDF]

open access: yesBMC Biotechnology
Background The production of human mesenchymal stromal cells (hMSC) for therapeutic use requires scalable, efficient and standardized manufacturing processes that could further benefit from shortening manufacturing time, automate and simplify operations ...
Marta H. G. Costa   +20 more
doaj   +2 more sources

Convective layered flows of a vertically whirling viscous incompressible fluid. Temperature field investigation

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2020
The paper discusses a class of exact solutions of the Oberbeck–Boussinesq equations suitable for describing three-dimensional nonlinear layered flows of a vertically swirling viscous incompressible fluid.
Natal'ya Vladimirovna Burmasheva   +1 more
doaj   +1 more source

Non-Premixed Filtered Tabulated Chemistry: Filtered Flame Modeling of Diffusion Flames

open access: yesFuels, 2021
The flame front filtering is a well-known strategy in turbulent premixed combustion. An extension of this approach for the non-premixed combustion context has been proposed by means of directly filtering counterflow diffusion flamelets. Promising results
Pedro Javier Obando Vega   +3 more
doaj   +1 more source

Thermal Characteristics of a Primary Surface Heat Exchanger with Corrugated Channels

open access: yesEntropy, 2015
This paper presents the heat transfer and pressure drop characteristics of a primary surface heat exchanger (PSHE) with corrugated surfaces. The PSHE was experimentally investigated for a Reynolds number range of 156–921 under various flow conditions on ...
Jang-Won Seo   +3 more
doaj   +1 more source

An analysis of the periodic counterflow heat exchanger for air-to-air heat recovery ventilators

open access: yesEnergy Reports, 2023
The proper operation of the ventilation system under very low external air temperature is still a great challenge. Due to the icing of the ventilation unit, maintaining appropriate air parameters in rooms during the winter period typically requires ...
Sławosz Kleszcz   +2 more
doaj   +1 more source

Counterflow Extension for the F.A.S.T.-Model [PDF]

open access: yes, 2008
Contribution to Crowds and Cellular Automata Workshop 2008. Accepted for publication in "Cellular Automata -- 8th International Conference on Cellular Automata for Research and Industry, ACRI 2008, Yokohama, Japan, September 23-26, Springer 2008, Proceedings"
Tobias Kretz   +2 more
openaire   +3 more sources

UPHILL TRANSPORT INDUCED BY COUNTERFLOW [PDF]

open access: yesThe Journal of General Physiology, 1957
1. In a membrane transport system containing a mobile carrier with affinities for two substrates a concentration gradient with respect to one of the substrates under certain conditions is able to induce an "uphill" transport (against the concentration gradient) of the other. 2.
T, ROSENBERG, W, WILBRANDT
openaire   +2 more sources

Counterflows: Hydraulic Order and Residual Ecologies in the Dominican Landscape

open access: yesIberoamericana. América Latina - España - Portugal, 2019
This article argues that transnational capitalism is buoyed up by a “hydraulic order:” a paradigm that advocates unfettered flows of capital, commodities, and people as conduits for development.
Lisa Blackmore
doaj   +1 more source

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