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Larry K. Carmichael

Researcher at Brooks Automation, Inc.

Publications -  6
Citations -  86

Larry K. Carmichael is an academic researcher from Brooks Automation, Inc.. The author has contributed to research in topics: Ion & Ionization. The author has an hindex of 4, co-authored 6 publications receiving 86 citations. Previous affiliations of Larry K. Carmichael include FMC Technologies.

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Patent

Signal processing and field proving methods and circuits for a coriolis mass flow meter

TL;DR: In this article, a signal processing and method for measuring a mass flow rate of a fluid flowing in conjunction with a surface of a Coriolis mass flow meter and a field-provable CME is presented.
Patent

System and method for employing an imaginary difference signal component to compensate for boundary condition effects on a coriolis mass flow meter

TL;DR: In this article, a system for compensating for a boundary condition effect on a Coriolis meter having at least two sensors for generating preliminary signals that are a function of fluid flow through the meter and employing the system or the method.
Patent

Ionization gauge with emission current and bias potential control

TL;DR: An ionization gauge that measures pressure has an electron source that emits electrons, and an anode that defines an ionization space as mentioned in this paper, and it includes a collector electrode to collect ions formed by an impact between the electrons and a gas and to measure pressure based on the collected ions.
Patent

Dynamic counterbalance system for coriolis mass flowmeters

TL;DR: In this paper, a Coriolis-type flowmeter with a dynamic counterbalance system is presented, in which a flow tube through which a fluid to be measured is allowed to flow is permitted to flow; the flow tube comprising first and second ends; a counterbalance which is vibrationally coupled to the flowtube proximate the first andsecond ends; an electromagnet device for vibrating the flow tubes and the counterbalance in opposition to one another; at least one inertial mass; and means for selectively coupling the inertial masses to the counterbalanced to alter the
Patent

Ionization gauge and pressure measuring method

TL;DR: In this article, the authors proposed an ionization gauge which reduces stress of an electron source without suffering from damage from sputtering in operation at various pressure levels, a pressure measuring method using such an ionisation gauge, and various methods in a vacuum gas atmosphere.