Results 101 to 110 of about 1,427,145 (313)

Vibrophonocardiograph Patent [PDF]

open access: yes, 1971
Vibrophonocardiograph comprising low weight and small volume piezoelectric microphone with amplifier having high imput impedance for high sensitivity and low frequency ...
Barker, P., Wright, L. N.
core   +1 more source

A magnetically-driven piston pump for ultra-clean applications

open access: yes, 2011
A magnetically driven piston pump for xenon gas recirculation is presented. The pump is designed to satisfy extreme purity and containment requirements, as is appropriate for the recirculation of isotopically enriched xenon through the purification ...
Aharmim, B.   +79 more
core   +1 more source

Quantification of Gaseous Products Evolved at Industrially Relevant Current Densities During CO2 Electroreduction and Water Electrolysis Using Online Gas Chromatography

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
The dilution of gaseous products obtained at high‐current densities during CO2 electroreduction or water electrolysis enables their accurate quantification via online gas chromatography, which is crucial for reliable catalyst benchmarking. The corresponding Faradaic efficiencies can then be calculated with low deviations using two different instruments,
Raíssa Ribeiro Lima Machado   +4 more
wiley   +1 more source

Simulation and Experimental Analysis of Stiffness and Damping of the Waist Type Diaphragm Coupling

open access: yesJixie chuandong
The stiffness and damping characteristics of the diaphragm coupling are the basis for analyzing the vibration characteristics of the shafting system with the diaphragm coupling.
Hong Yun   +4 more
doaj  

Design of a Cascade Control Scheme for Unwinding Tension Based on RBF Network

open access: yesIEEE Access
In the working process of the diaphragm slitting machine, a cascade control scheme based on the RBF network is proposed to address the tension fluctuation problem caused by the nonlinearity, strong coupling, and parameter variation of the unwinding ...
Liang Wang   +4 more
doaj   +1 more source

Combined pressure regulator and shutoff valve [PDF]

open access: yes, 1974
A remotely operable pressure regulator and shutoff valve particularly suited for achieving high resolution and flow control, and positive shutoff is described.
Koch, E. F.
core   +1 more source

Wireless Intraocular Pressure Sensing Using Microfabricated Minimally Invasive Flexible-Coiled LC Sensor Implant [PDF]

open access: yes, 2010
This paper presents an implant-based wireless pressure sensing paradigm for long-range continuous intraocular pressure (IOP) monitoring of glaucoma patients. An implantable parylene-based pressure sensor has been developed, featuring an electrical LC-
Chen, Po-Jui   +4 more
core   +1 more source

Strategies for Paired Electrolysis with Enhanced Efficiency

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
This review summarizes the fundamentals, challenges, and strategies for paired electrolysis, with examples in the chlor‐alkali, hydrogen production, CO2 reduction, and ammonia synthesis industries. Future directions include the development of advanced membranes, computational studies, process integration, scale‐up, and techno‐economic analysis.
Yuanyuan Yao   +6 more
wiley   +1 more source

A Compact, High‐Performance, and Deformation‐Resilient Trielectrode Electrostatic Soft Pump for Soft Robotics

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
Existing soft pumps often require tradeoffs between performance and compatibility with soft robotic systems. The proposed trielectrode electrostatic soft pump addresses these limitations through an innovative driving mechanism. Its design, which includes a trielectrode configuration and the use of compliant materials, improves operational efficiency ...
Yangqiao Lin   +10 more
wiley   +1 more source

Linear differential pressure sensor Patent [PDF]

open access: yes, 1968
Design and development of pressure sensor for measuring differential pressures of few pounds per square ...
Loughead, A. G., Milliken, J. F.
core   +1 more source

Home - About - Disclaimer - Privacy