Results 161 to 170 of about 176,939 (311)

Regression models for the leakage flow in screw extruders

open access: yes
<p>Excel spreadsheet containing analytical regression models for the leakage flow across screw flights<br>(model equations given as text and coefficients as numeric values).</p> <p>The following functional relationships are ...
Marschik, Christian, Roland, Wolfgang
core   +1 more source

Escoamento de oleo e refrigerante pela folga radial de compressores rotativos de pistão rolante [PDF]

open access: yes, 1996
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro TecnologicoO vazamento de gás refrigerante pela folga radial do compressor rotativo de pistão rolante é modelado, assumindo-se como fluído de vazamento tanto o óleo puro como a mistura ...
Gasche, Jose Luiz
core  

Portable Breathing Monitoring With Phase‐Resolved Airflow Dynamics Enabled by a Dual‐Response Flexible PZT Sensor

open access: yesAdvanced Healthcare Materials, EarlyView.
A portable respiratory monitoring device based on a flexible PZT sensor captures pressure‐ and temperature‐related airflow responses in a single waveform. Polarity‐opposed piezoelectric and pyroelectric components generate a narrow transient spike and a broad quasi‐steady peak during both inhalation and exhalation. This dual‐component structure enables
Minyu Li   +7 more
wiley   +1 more source

Experimental investigation of leakage flow in centrifugal pump

open access: yes, 2013
Leakage flow study is vital in the design of centrifugal blood pumps. Having a good wash out within the pump at higher volumetric efficiency will prevent thrombus formation.
Lim, Jason Han Wei.
core  

A Versatile Microfluidic Extrusion‐Based Hydrogel Platform for Self‐Organization and Long‐Term Maintenance of Engineered 3D Lymphatic Endothelium

open access: yesAdvanced Healthcare Materials, EarlyView.
Microfluidic coaxial extrusion generates size‐controlled 3D lymphatic tubes from primary human dermal lymphatic endothelial cells in a defined four‐component matrix. These engineered vessels self‐organize into stable lymphatic endothelium, maintain selective macromolecular permeability for 30 days, and enable direct comparison with blood endothelial ...
Elsa Mazari‐Arrighi   +8 more
wiley   +1 more source

Experimental investigation of leakage flow in centrifugal blood pump

open access: yes, 2014
The study of leakage flow is essential in the design of a good centrifugal blood pump. A good wash out at high volumetric efficiency will prevent thrombus1 formation, while excessive leakage flow results in undesirable hemolysis2.
Tay, Wen Bin
core  

Engineered AuNPs/fMWCNT Nanocomposite Electrodes for High‐Sensitivity Methylglyoxal Sensing in Saliva and Sweat for Non‐Invasive Diabetes Monitoring

open access: yesAdvanced Healthcare Materials, EarlyView.
An AuNPs/fMWCNT nanocomposite‐modified screen‐printed carbon electrode was engineered via sequential electrodeposition and integrated into a 3D‐printed microfluidic platform for ultrasensitive methylglyoxal detection. The non‐invasive sensing platform enables rapid analysis in saliva and sweat, highlighting strong potential for wearable point‐of‐care ...
Ahadul Amin Soshi   +3 more
wiley   +1 more source

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

open access: yesAdvanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong   +12 more
wiley   +1 more source

Predictive Leakage Estimation using the Cumulative Minimum Night Flow Approach

open access: yes, 2017
Several methods have been used in estimating leakages. Although the minimum night flow analysis method has been widely used in leakage estimation, the cumulative minimum night flow method is one method that can yield comparatively good leakage estimates.
Makaya Eugine
core  

Rapid Fabrication of Self‐Propelled and Steerable Magnetic Microcatheters for Precision Medicine

open access: yesAdvanced Materials, EarlyView.
A rapid Joule heating fabrication method for the production of self‐propelling, adaptive microcatheters, with tunable stiffness and integrated microfluidic channels is presented. Demonstrated through three microrobotic designs, including a steerable guiding catheter, an untethered wave‐crawling TubeBot, and a distal‐end propelled microcatheter, it was ...
Zhi Chen   +5 more
wiley   +1 more source

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