University of Washington, Center for Experimental Nuclear Physics and Astrophysics records, 1949-2021
Table of Contents
Overview of the Collection
- Creator
- University of Washington. Center for Experimental Nuclear Physics and Astrophysics
- Title
- University of Washington, Center for Experimental Nuclear Physics and Astrophysics records
- Dates
- 1949-2021 (inclusive)19492021
- Quantity
- 28.30 cubic feet (31 boxes, including CDs, 5.25 in. floppy disks, and 1 3.5 in. floppy disk; and 1 oversize folder)
- Collection Number
- UW Resource No. 00314
- Summary
- Records of the Nuclear Physics Laboratory and the Center for Experimental Nuclear Physics and Astrophysics at the University of Washington
- Repository
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University of Washington Libraries, Special Collections
Special Collections
University of Washington Libraries
Box 352900
Seattle, WA
98195-2900
Telephone: 2065431929
Fax: 2065431931
speccoll@uw.edu - Access Restrictions
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Public records, but advance notice is required to allow for screening of materials protected from disclosure by law. Please contact Special Collections for more information.
Some material stored offsite; advance notice required for use.
Analog and digital media is closed until evaluated.
- Languages
- English, German
Historical Note
Shortly after the end of World War II, Prof. Joseph E. Henderson proposed a 60-inch cyclotron for nuclear physics research at the University of Washington. Construction began in April, 1948, and full external beam was achieved in 1952 under the leadership of Prof. Fred Schmidt.
In 1962-63 a National Science Foundation grant supported the purchase of a tandem van de Graaf accelerator. A building addition to the cyclotron building was completed in 1964, and the accelerator became operational in 1965. The new facility was called the Nuclear Physics Laboratory (NPL).
In 1994 a shift away from accelerator-based research began with the Sudbury Neutrino Observatory project, and in 1998 the Nuclear Physics Laboratory formally became the Center for Experimental Nuclear Physics and Astrophysics (CENPA). CENPA was established in 1998 at the University of Washington as the institutional home for a broad program of research in nuclear physics and related fields. CENPA supports a broad program of experimental physics research in fundamental symmetries, neutrinos, muons, axions, and non-Newtonian gravitation.
(Sources: https://www.npl.washington.edu/cenpa/about
https://www.npl.washington.edu/cenpa/history
https://phys.washington.edu/uw-physics-history)
Content Description
Annual reports, progress and final status reports for the cyclotron, laboratory notebooks and data of the Eöt-Wash Experimental Gravity Group, photographs including cyclotron and Van de Graaff construction, minutes, budgets and financial records, schematics, superconducting booster documentation, Mass-8 experiment records and lab notebooks, records related to the First Eöt-Wash Experiment, a scrapbook, and other records from the Center.
Use of the Collection
Restrictions on Use
Public Records—not subject to copyright. Copying, quotation, publication and other uses are unrestricted if records are open for public release.
Administrative Information
Arrangement
Organized into 5 accessions.
- Accession No. 78-051, University of Washington Nuclear Physics Laboratory records, 1965-1971
- Accession No. 87-096, University of Washington Nuclear Physics Laboratory records, 1956, 1959-1978, 1981, 1983
- Accession No. 97-058, University of Washington, Nuclear Physics Laboratory records, 1949-1950
- Accession No. 22-007, University of Washington Center for Experimental Nuclear Physics and Astrophysics records, 1986-2011
- Accession No. 23-015, University of Washington Center for Experimental Nuclear Physics and Astrophysics records, 1948-2021 (bulk 1948-1991)
Detailed Description of the Collection
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Description: Accession No. 78-051: University of Washington Nuclear Physics Laboratory records, 1965-19710.42 cubic feet (1 box)
Scope and Content: Annual Reports (1965-71)
Restrictions on Access: Public records, but advance notice is required to allow for screening of materials protected from disclosure by law. Please contact Special Collections for more information.
Restrictions on Use: Public Records—not subject to copyright. Copying, quotation, publication and other uses are unrestricted if records are open for public release.
Acquisition Info: Archives holding area Acc# 70-43, 1978-03-30
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Description: Accession No. 87-096: University of Washington Nuclear Physics Laboratory records, 1956-19830.83 cubic feet (2 boxes)
Scope and Content: Annual Reports; 1956, 1959-78, 1981, 1983
Box 1: 1956 and 1959-71; Box 2: 1972-78, 1981, and 1983.
Restrictions on Access: Public records, but advance notice is required to allow for screening of materials protected from disclosure by law. Please contact Special Collections for more information.
Restrictions on Use: Public Records—not subject to copyright. Copying, quotation, publication and other uses are unrestricted if records are open for public release.
Acquisition Info: Maria Ramirez, Nuclear Phys., 1987-11-25
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Description: Accession No. 97-058: University of Washington, Nuclear Physics Laboratory records, 1949-19500.21 cubic feet (1 box)
Scope and Content: Quarterly progress reports on the 60-inch cyclotron (April 1,1949-June 30,1950); final status report for the 60-inch cyclotron (April 1,1950-July 15,1950)
Restrictions on Access: Public records, but advance notice is required to allow for screening of materials protected from disclosure by law. Please contact Special Collections for more information.
Restrictions on Use: Public Records—not subject to copyright. Copying, quotation, publication and other uses are unrestricted if records are open for public release.
Acquisition Info: Engineering Library, 1997-04-28
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Accession No. 22-007: University of Washington Center for Experimental Nuclear Physics and Astrophysics records, 1986-2011
9.33 cubic feet (8 boxes)Scope and Content: Laboratory notebooks and data of the Eöt-Wash Experimental Gravity Group. Includes the hand-written notebooks, and 5.25 in floppy disks, CDs, and a 3.5 in floppy disk with computer data.
Biographical/Historical Note: The Eöt-Wash Group in the University of Washington Center for Experimental Nuclear Physics and Astrophysics works to pioneer new techniques to test and measure weak-field gravity, search for possible new interactions weaker than gravity and is involved in technology for the Laser Interferometer Gravitational Wave Observatory (LIGO). It's research goals are to
1) Search for experimental signs of quantum gravity that violate Einstein's Equivalence Principle and/or the Newtonian inverse-square law.
2) Probe the largely unexplored region of possible interactions weaker than gravity.
3) Make sensitive tests for new interactions that couple to electron spin.
4) Develop sensitive low-noise instrumentation for the Laser Interferometer Gravitational Wave Observatory (LIGO)
(Source: https://www.npl.washington.edu/eotwash/)
Restrictions on Access: No restrictions on access.
Some material stored offsite; advance notice required for use.
Analog and digital media is closed until evaluated.
Restrictions on Use: Public Records—not subject to copyright. Copying, quotation, publication and other uses are unrestricted if records are open for public release.
Acquisition Info: Michael Ross, UW CENPA
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Series 1: Eot-Wash
Scope and Content: Lab notebooks from the first torsion balance apparatus built by the Eӧt-Wash group at the Center for Experimental Nuclear Physics and Astrophysics. The apparatus was a rotating torsion balance with a composition dipole pendulum which was used to conduct a variety of experiments including a search for a novel fifth force of nature and a variety of proposed particles.
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Description: Lab NotebooksDates: January 1986-February 1992Container: Box 1, Accession 22-007
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Description: DataDates: January 1986-February 1992Container: Box 5, Accession 22-007
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Series 2: LISA
Scope and Content: Lab notebooks from the research conducted by the Eӧt-Wash group for the LISA gravitational wave observatory at the Center for Experimental Nuclear Physics and Astrophysics. A collection of tests were performed with dedicated torsion balance apparatus including investigations into outgassing, temperature gradients, and surface effects.
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Description: Lab NotebooksDates: September 2003-December 2007Container: Box 1, Accession 22-007
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Description: Lab NotebooksDates: September 2003-December 2007Container: Box 2, Accession 22-007
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Description: DataDates: September 2003-December 2007Container: Box 5, Accession 22-007
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Series 3: Rot-Wash
Scope and Content: Lab notebooks from the Rot-Wash apparatus built by the Eӧt-Wash group at the Center for Experimental Nuclear Physics and Astrophysics. This apparatus consisted of a composition dependent torsion balance surrounded by a depleted uranium source mass and was used to test the equivalence principle at short ranges.
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Description: Lab NotebooksDates: January 1991-January 1998Container: Box 2, Accession 22-007
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Description: DataDates: January 1991-January 1998Container: Box 5, Accession 22-007
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Description: DataDates: January 1991-January 1998Container: Box 6, Accession 22-007
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Series 4: Spin
Scope and Content: Lab notebooks from the spin experiment conducted by the Eӧt-Wash group at the Center for Experimental Nuclear Physics and Astrophysics. These experiments searched for a novel force coupled to spin and violations of CP symmetry.
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Description: Lab NotebooksDates: February 1995-March 2007Container: Box 2, Accession 22-007
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Description: Lab NotebooksDates: February 1995-March 2007Container: Box 3, Accession 22-007
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Description: DataDates: February 1995-March 2007Container: Box 7, Accession 22-007
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Description: DataDates: February 1995-March 2007Container: Box 8, Accession 22-007
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Series 5: Plate-Wash and Axion
Scope and Content: Lab notebooks from the Axion and Plate-Wash apparatus built by the Eӧt-Wash group at the Center for Experimental Nuclear Physics and Astrophysics. The Plate-Wash experiment was a plate geometry torsion balance test of the short-range behavior of gravity. The Axion experiment was a torsion balance apparatus placed in a high magnetic field that searched for axion-mediated forces.
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Description: Lab NotebooksDates: October 2004-March 2008Container: Box 3, Accession 22-007
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Series 6: New-Wash
Scope and Content: Lab notebooks from the New-Wash apparatus built by the Eӧt-Wash group at the Center for Experimental Nuclear Physics and Astrophysics. This apparatus consisted of a two-story rotating torsion balance apparatus that was used to test the equivalence principle with a variety of source masses including the nearby hillside, the sun, and the center of the galaxy.
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Description: Lab NotebooksDates: April 1999-September 2011Container: Box 3, Accession 22-007
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Description: DataDates: April 1999-September 2011Container: Box 8, Accession 22-007
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Series 7: Miscellaneous
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Description: Lab NotebooksDates: 1986-2011Container: Box 3, Accession 22-007
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Description: Lab NotebooksDates: 1986-2011Container: Box 4, Accession 22-007
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Description: DataDates: 1986-2011Container: Box 8, Accession 22-007
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Accession No. 23-015: University of Washington Center for Experimental Nuclear Physics and Astrophysics records, 1948-2021 (bulk bulk 1948-1991)
17.51 cubic feet (19 boxes and 1 oversize folder)Scope and Content: Annual reports, photographs including cyclotron and Van de Graaff construction, minutes, budget and financial records, schematics, superconducting booster documentation, Mass-8 experiment records and lab notebooks, records related to the First Eöt-Wash Experiment, a scrapbook, and other records from the Center.
Physical/Technical Access: Box 6 contains glass slides, handle with care
Restrictions on Access: No restrictions on access.
Box 6 contains glass slides, handle with care
Restrictions on Use: Public Records—not subject to copyright. Copying, quotation, publication and other uses are unrestricted if records are open for public release.
Acquisition Info: Nicole Nishihama and Michael Ross, UW CENPA, 2023
Michael Ross, UW CENPA, 2024-01-03
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Description: “Initial Operation at the University CF Washington 60-inch Cyclotron" by Phillip LivdahlDates: 1952Container: Box 1, Accession 23-015
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Description: Photographs: Cyclotron and Van de Graaff constructionDates: 1961-1964Container: Box 1, Accession 23-015
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Description: Photographs: CyclotronDates: 1948Container: Box 1, Accession 23-015
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Description: Photographs: Lab EquipmentDates: 1966Container: Box 1, Accession 23-015
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Description: Slide Trays: Van de Graaff constructionDates: 1963-1964Container: Box 1, Accession 23-015
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Description: Photograph Albums: Van de Graaff constructionDates: 1963-1964Container: Box 2, Accession 23-015
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Description: Negatives: Van de Graaff constructionDates: 1963Container: Box 3-4, Accession 23-015
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Description: Negatives and Prints: Van de Graff constructionDates: 1963-1964Container: Box 19, Accession 23-015
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Description: Photograph prints: ConstructionDates: approximately 1963-1964Container: Box 4, Accession 23-015
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Description: Slides
Scope and Content: Slides of lab equipment, people, Seattle and Sequim Bay from the air, Lopez Island camping, and plots
Dates: 1976-1986Container: Box 5, Accession 23-015 -
Description: Glass Slides: Lab Photos
Scope and Content: Slides of the building, drawings, and graphs related to the Cyclotron
Dates: approximately 1950-1953Container: Box 6, Accession 23-015 -
Description: Van de Graaff Materials
Scope and Content: Notes and correspondence related to the planning, construction, and maintenance of the Van de Graaff building. Includes information related to equipment specifications, new tandem construction, and funding proposals.
Dates: 1959-1980Container: Box 7, Accession 23-015 -
Description: Nuclear Physics Lab ProposalsDates: 1977-1978Container: Box 7, Accession 23-015
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Description: Meeting Minutes
Scope and Content: Minutes, notes, correspondence, budgets
Dates: 1975, 1979-1981Container: Box 7, Accession 23-015 -
Description: Nuclear Physics Lab Financial Records
Scope and Content: Budgets, notes, correspondence
Dates: 1972-1981, 1987-1992Container: Box 8, Accession 23-015 -
Description: Department of Energy Budget ProposalsDates: 1980-1993Container: Box 9, Accession 23-015
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Description: Nuclear Physics Lab BudgetsDates: 1981-1983Container: Box 9, Accession 23-015
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Description: Cost Center FinancialsDates: 1979-1991Container: Box 9, Accession 23-015
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Description: Nuclear Physics Lab Committee MinutesDates: 1981-1982, 1989-1992Container: Box 9, Accession 23-015
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Description: Nuclear Physics Lab Financial RecordsDates: 1982-1989Container: Box 10, Accession 23-015
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Description: Cost Center FinancialsDates: 1984-1986Container: Box 10, Accession 23-015
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Description: Superconducting Booster
Scope and Content: Conceptual design report and project management plan
Dates: 1983Container: Box 10, Accession 23-015 -
Description: Proposal for an 18MV Tandem Electrostatic AcceleratorDates: undatedContainer: Box 10, Accession 23-015
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Description: Schematics
Scope and Content: High voltage electronics, cesium gun assembly, and magnet control system
Dates: approximately 1980-1983, 1987Container: Box 10, Accession 23-015 -
Description: Schematics: Vacuum componentsDates: 1983Container: Folder:oversize OS Folder 1, Accession 23-015
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Description: Miscellaneous
Scope and Content: Contains correspondence, documentation and guides, and invitation to bid
Dates: 1982-1987Container: Box 11, Accession 23-015 -
Description: Mass-8 Experiment
Scope and Content: Includes 20 lab notebooks, notes, and logs
Dates: approximately 1995-1997Container: Box 11, Accession 23-015 -
Description: Annual ReportsDates: 1959-1968Container: Box 11, Accession 23-015
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Description: Annual ReportsDates: 1969-2008Container: Box 12, Accession 23-015
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Description: Annual ReportsDates: 2009-2020Container: Box 13, Accession 23-015
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Description: First Eöt-Wash Experiment2 5.25 in floppy discs
Scope and Content: Includes notes, drawings, articles, data and graphs, and photographs
Dates: 1990-1993Container: Box 14, Accession 23-015 -
Description: First Eöt-Wash Experiment
Scope and Content: Includes notes, drawings, articles, transparencies, data, and graphs
Dates: 1987-1996Container: Box 15, Accession 23-015 -
Description: First Eöt-Wash Experiment
Scope and Content: Includes notes, drawings, articles, charts and data, and materials related to grants
Dates: 1988-1991Container: Box 16, Accession 23-015 -
Description: Cyclotron and Van de Graaf Building Documents
Scope and Content: Includes Monday Meeting minutes, cyclotron committee minutes, drawings, photographs, articles, specifications, proposals, slides, and other records
Dates: 1948-1980Container: Box 17, Accession 23-015 -
Description: Photographs
Scope and Content: Negatives, slides, and photographs of personnel, construction, equipment and buildings, plans, drafting shop, and other subjects
Dates: approximately 1950s-1990sContainer: Box 17, Accession 23-015 -
Description: Cyclotron Lab Probe DataDates: 1952Container: Box 17, Accession 23-015
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Description: PermitsDates: 2007, 2021Container: Box 17, Accession 23-015
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Description: Original Architects Drawings of the LabDates: approximately 1962Container: Box 18, Accession 23-015
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Description: ScrapbookDates: approximately 1959-1960sContainer: Box 18, Accession 23-015
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Names and SubjectsReturn to Top
Subject Terms
- University Archives/Faculty Papers (University of Washington)
Other Creators
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Corporate Names
- University of Washington. Nuclear Physics Laboratory (creator)
- University of Washington. University Archives
