Vacuum Compatible
Vacuum Compatible - Related Videos
06:20
Proper Operation of Vacuum Based Equipment
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2023
Source: Robert M. Rioux, Ajay Sathe & Zhifeng Chen, Pennsylvania State University, University Park, PA Vacuum is required for a number of laboratory procedures. This is most routinely achieved in the laboratory by the use of vacuum pumps. In addition to working at low pressures, vacuum pumps can also be used to enable rapid changing of the atmospheres in a reactor or flask by evacuation and backfilling.
09:20
Fabrication of Low Temperature Carbon Nanotube Vertical Interconnects Compatible with Semiconductor Technology
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Cited by 1 •
2015
A method for the growth of low temperature vertically-aligned carbon nanotubes, and the subsequent fabrication of vertical interconnect electrical test structures using semiconductor fabrication is presented.
07:12
Determination of Self-(In)compatibility and Inter-(In)compatibility Relationships in Citrus Using Manual Pollination, Microscopy, and S-Genotype Analyses
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2023
This protocol provides a rapid method for determining pollen compatibility and incompatibility in citrus cultivars.
03:03
Inoculating a Bacterial Pathogen into Arabidopsis Leaves via Vacuum Infiltration
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2026
Source: Rufián, J. S., et.al. Single-Cell Analysis of the Expression of Pseudomonas syringae Genes within the Plant Tissue. J. Vis. Exp. (2022)This video demonstrates a vacuum infiltration method to introduce a bacterial pathogen into Arabidopsis plant leaves. The approach uses a prepared bacterial suspension and vacuum pulses to enable uniform entry through stomata, resulting in controlled leaf infection.
08:40
Chemical Storage: Categories, Hazards And Compatibilities
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2023
Source: Robert M. Rioux & Taslima A. Zaman, Pennsylvania State University, University Park, PA While the use of various chemicals in experimental research is essential, it is also important to safely store and maintain them as a part of the Environmental, Health and Safety (EHS) program. The properties of chemicals and their reactivity vary broadly and if chemicals are not managed, stored, and labeled properly, they can have harmful or even destructive consequences such as toxic fume...
FAQs
Vacuum compatibility depends on more than whether a component physically fits inside a chamber. Low outgassing limits gases released by the material, while low vapor pressure reduces evaporation under reduced pressure. Chemical and thermal stability help the component retain its properties, so the system can maintain intended conditions without material-derived interference.
Outgassing can change the gas load that pumps must remove, making pressure control less stable and potentially introducing contamination. This matters especially when measurements or reactions respond to pressure changes. Evaluating outgassing alongside vapor pressure therefore connects material selection to both vacuum performance and the reliability of chemical observations.
Seals are a critical part of vacuum-compatible design because they preserve the effective pressure boundary while molecules are removed. A component may have stable bulk material yet still undermine performance if its seal does not maintain that boundary. Considering seals together with chemical and thermal stability helps distinguish a suitable assembly from a suitable material alone.
To select vacuum-compatible equipment, first match the intended operating pressure range with materials and components that have low outgassing and low vapor pressure. Then consider chemical and thermal stability, followed by the integrity of seals. This screening approach helps adapt equipment to applications from coarse vacuum through ultrahigh vacuum.
Chemistry laboratories apply these choices when removing solvents or separating components by vacuum distillation. In each case, unwanted gases or vapors from equipment can alter the pressure environment. Vacuum-compatible components help preserve controlled conditions, supporting more reliable evaporation, separation, and instrument measurements while reducing interference from the equipment itself.
In electron microscopy and surface-analysis methods, contamination and pressure changes can affect measurements, making equipment selection part of experimental control. The same principle protects sensitive samples during vacuum processing. By limiting material-related interference and maintaining the pressure boundary, compatible equipment supports data that better reflect the sample or process being examined.