Scale
Use this image
Can I reuse this image without permission? Yes
Object images on the Ingenium Collection’s portal have the following Creative Commons license:
Copyright Ingenium / CC BY-NC-ND (Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)
ATTRIBUTE THIS IMAGE
Ingenium,
1996.0198.001
Permalink:
Ingenium is releasing this image under the Creative Commons licensing framework, and encourages downloading and reuse for non-commercial purposes. Please acknowledge Ingenium and cite the artifact number.
DOWNLOAD IMAGEPURCHASE THIS IMAGE
This image is free for non-commercial use.
For commercial use, please consult our Reproduction Fees and contact us to purchase the image.
- OBJECT TYPE
- ELECTRONIC/MICRO/SILICA BEAM
- DATE
- 1949
- ARTIFACT NUMBER
- 1996.0198.001
- MANUFACTURER
- NRC
- MODEL
- CARMICHAEL MK.I
- LOCATION
- Chalk River, Ontario, Canada
More Information
General Information
- Serial #
- 14
- Part Number
- 1
- Total Parts
- 2
- AKA
- N/A
- Patents
- N/A
- General Description
- NON-FERROUS METAL BASE, FRAME, WORKING PARTS/ SYNTHETIC POWER CORD, PARTS/ GLASS OPTICS, PARTS
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 44.0 cm
- Width
- 42.5 cm
- Height
- 39.5 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Metrology
- Category
- Mass/weight
- Sub-Category
- N/A
Manufacturer
- AKA
- NRC
- Country
- Canada
- State/Province
- Ontario
- City
- Chalk River
Context
- Country
- Canada
- State/Province
- Ontario
- Period
- C. 1950 +
- Canada
-
EXAMPLE OF QUARTZ MICROBALANCE DESIGNED & CONSTRUCTED BY HUGH CARMICHAEL OF NRC'S CHALK RIVER NUCLEAR RESEARCH LABORATORY,FOR CANADIAN & BRITISH ATOMIC ENERGY PROJECTS IN LATE 1940'S. NO. 14 WAS ONE OF LAST OF SERIES & WAS MOSTLY USED AT CHALK RIVER; LAST LOCATION WAS DEEP RIVER COSMIC RAY MONITOR STATION. (REF. 2) - Function
-
HIGHLY ACCURATE MASS MEASURING INSTRUMENT USE TO PRECISELY MEASURE MINITE QUANTITIES OF MATERIALS. FOR EXAMPLE, QUARTZ CRYSTAL MICROBALANCE CAN MEASURE FRICTION BETWEEN ITS ELECTRODE & LAYER OF MATERIAL ONE OR TWO ATOMS THICK DEPOSITED ON ELECTRODE. - Technical
-
EXAMPLE OF NRC'S CARMICHAEL MARK I MICROBALANCE WHICH MADE USE OF FUSED SILICA SUSPENSION INSTEAD OF KNIFE EDGES. ITS SPECIALLY DESIGNED PROTECTIVE HOUSING IN FORM OF SOLID BLOCK PREVENTED THERMAL CONVECTION. MARK II VERSION OF SAME INSTRUMENT (WITH IMPROVEMENTS) WAS MADE BY BRITISH FIRM HILGER & WATTS OF LONDON (REF. 1). - Area Notes
-
Unknown
Details
- Markings
- INCISED PLATE READING "QUARTZ MICROBALANCE/ NATIONAL RESEARCH COUNCIL/ CHALK RIVER ONTARIO-CANADA/ SERIAL No. 14"/ LABEL READING "Property of/Propriete du/ NRCC/CNRC/ 199725"/ BLACK INCISED SCALE MARKINGS ON BUBBLE LEVELS/ WHITE INCISED SCALE ON OPTICAL ASSEMBLY WHEREIN 1 DIV.= 100 GRADES
- Missing
- APPEARS COMPLETE
- Finish
- FLAT GREY PAINTED BASE & FRAME/ BLACK ENAMEL PAINTED & PLATED OPTICAL ASSEMBLY/ COLOURLESS & TRANSPARENT OPTICS, GLASS PARTS/ BRUSHED, BRASS COLOURED, & METALLIC PARTS/ BROWN SYNTHETIC
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
NRC, Scale, 1949, Artifact no. 1996.0198, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1996.0198.001/
FEEDBACK
Submit a question or comment about this artifact.