Results 11 to 20 of about 208,695 (301)

Droplet deformation and pumping in AC electro-osmotic micropumps [PDF]

open access: yes, 2009
This paper was presented at the 2nd Micro and Nano Flows Conference (MNF2009), which was held at Brunel University, West London, UK. The conference was organised by Brunel University and supported by the Institution of Mechanical Engineers, IPEM, the ...
2nd Micro and Nano Flows Conference (MNF2009)   +4 more
core   +6 more sources

Compact/micro heat exchangers – Their role in heat pumping equipment [PDF]

open access: yes, 2009
This paper was presented at the 2nd Micro and Nano Flows Conference (MNF2009), which was held at Brunel University, West London, UK. The conference was organised by Brunel University and supported by the Institution of Mechanical Engineers, IPEM, the ...
2nd Micro and Nano Flows Conference (MNF2009)   +2 more
core   +6 more sources

PIV measurements in an aerated tank stirred by a down- and up-pumping axial flow impeller [PDF]

open access: yes, 2004
Liquid phase hydrodynamics in an aerated tank stirred by a down- and an up-pumping pitched blade turbine have been investigated using Particle Image Velocimetry.
Fletcher, David F.   +4 more
core   +1 more source

To Pump or Not to Pump [PDF]

open access: yesDiabetes Care, 2002
First fully described in 1983, intensive insulin therapy attempts to match the levels of insulin in the blood with the physiologic needs of the diabetic patient (1). The results of the Diabetes Control and Complications Trial solidified the importance of this approach to the prevention of microvascular complications of diabetes (2).
David S. Schade, Virginia Valentine
openaire   +1 more source

Spin pumping in ferromagnet-topological insulator-ferromagnetheterostructures [PDF]

open access: yes, 2015
Topological insulators (TIs) are enticing prospects for the future of spintronics due to their large spin-orbit coupling and dissipationless, counter-propagating conduction channels in the surface state.
Baker, A. A.   +8 more
core   +1 more source

Voltage dependence of proton pumping by bacteriorhodopsin mutants with altered lifetime of the m intermediate [PDF]

open access: yes, 2013
The light-driven proton pump bacteriorhodopsin (BR) from Halobacterium salinarum is tightly regulated by the [H+] gradient and transmembrane potential.
Friedrich, Thomas   +7 more
core   +2 more sources

A New Proposed Return Guide Vane for Compact Multistage Centrifugal Pumps

open access: yesInternational Journal of Rotating Machinery, 2013
For widely used multistage centrifugal pumps, their former structures are so bulky that nowadays growing interest has been shifted to the development of more compact structures. Following this trend, a compact pump structure is provided and analysed.
Qihua Zhang   +6 more
doaj   +1 more source

Insights in thixotropic concrete pumping by a Poiseuille flow extension

open access: yesApplied Rheology, 2020
Thixotropy is a reversible time-dependent phenomenon in fluids, in which an internal structure grows due to flocculation and breaks down under shear action. Numerous fluids are thixotropic, e.g. concretes and cementitious suspensions. Pumping of concrete
De Schryver Robin, De Schutter Geert
doaj   +1 more source

Functional dissection of the proton pumping modules of mitochondrial complex I [PDF]

open access: yes, 2011
Mitochondrial complex I, the largest and most complicated proton pump of the respiratory chain, links the electron transfer from NADH to ubiquinone to the pumping of four protons from the matrix into the intermembrane space. In humans, defects in complex
Zwicker Klaus   +41 more
core   +2 more sources

Displacement Pumping of Liquids Radially Inward on Centrifugal Microfluidic Platforms in Motion

open access: yesMicromachines, 2011
We describe two novel centrifugal microfluidic platform designs that enable passive pumping of liquids radially inward while the platform is in motion. The first design uses an immiscible liquid to displace an aqueous solution back towards the center of ...
Eric D. Salin   +2 more
doaj   +1 more source

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