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Articles by Dr Graham Rogers

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By Dr Graham Rogers On June 14, 2021

UNIVEX Range for Production Coating, Dactyloscopy Fingerprint Detection and Space Simulation Applications

The UNIVEX multi-purpose experimentation systems were developed by Leybold for applications in research and development, as well...
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Tags: R&D, High Vacuum

By Dr Graham Rogers On May 11, 2021

UNIVEX Box Coaters for Thin Film Deposition in R&D Applications and Prototype Production

The ability to deposit high quality, uniform and coherent thin films is crucial to the development of new devices for many...
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Tags: R&D, High Vacuum

By Dr Graham Rogers On February 16, 2021

Vaccine manufacturing, made possible by vacuum

Vaccines are very much in the public eye now because of the Covid 19 pandemic. The use of vacuum is integral not only to their...
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Tags: R&D, Ultra High Vacuum, High Vacuum, Industrial & Process Vacuum

By Dr Graham Rogers On December 22, 2020

How to achieve and maintain UHV and XHV levels

Spectroscopy require pressures between 10-6 and 10-9 mbar defined as Ultra High Vacuum (UHV) to operate effectively. Another...
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Tags: R&D, Ultra High Vacuum, High Vacuum

By Dr Graham Rogers On November 11, 2020

Turbomolecular pumps: what you need to know.

If you have a high-vacuum application requiring a pumping speed between 50 l/s and 3000 l/s and minimum contamination from the...
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Tags: R&D, Ultra High Vacuum, High Vacuum

By Dr Graham Rogers On October 5, 2020

Choosing the right vacuum pump for your metallurgy application

The metallurgical sector covers a wide range of processes including alloy production, single crystal fabrication, steel degassing...
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Tags: Heat Treatment

By Dr Graham Rogers On October 1, 2020

Cryogenic Pumping With COOLVAC: A Short Introduction

Like every cryo pump the COOLVAC binds the gas molecules which have to be pumped on cold surfaces.There are surfaces at different...
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Tags: Ultra High Vacuum

By Dr Graham Rogers On September 17, 2020

Four Advantages of Cryo Pumps in Coating and Semiconductor Processes

To deposit high quality thin films for optical markets, such as Anti-Reflective and Filter coatings, a high vacuum pressure, that...
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Tags: R&D, Ultra High Vacuum

By Dr Graham Rogers On September 3, 2020

Leak Detection in Pressurised Devices: The Sensitive Test

Devices operating above atmospheric pressure, such as valves for the oil and gas industry, are an important application of leak...
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Tags: Leak Detection

By Dr Graham Rogers On September 3, 2020

How to Find Leaks in Your Vacuum System

Anyone who has used a vacuum system will know the frustration when a leak develops. This can result in poor base pressure or a...
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Tags: Leak Detection

By Dr Graham Rogers On August 26, 2020

Factors to Consider When Choosing Vacuum Pumps

When it comes time to select a new vacuum pump or pumpset, be it for a new system or to upgrade an existing one it's important to...
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Tags: R&D, Ultra High Vacuum, High Vacuum, Maintenance & Service

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