{"@type": "dcat:Dataset", "accessLevel": "public", "bureauCode": ["006:55"], "contactPoint": {"fn": "Ron B. Goldfarb", "hasEmail": "mailto:ron.goldfarb@nist.gov"}, "description": "Numerical data for figures in the article, \"Radio-Frequency Toroid Susceptometry of Magnetic Nanoparticles: What Goes Around Comes Around,\" by Ronald B. Goldfarb, National Institute of Standards and Technology.", "distribution": [{"description": "Comparison of susceptibility moduli for PBG 200.", "downloadURL": "https://data.nist.gov/od/ds/ark:/88434/mds2-3991/Figure%2013%2C%20Comparison%20of%20susceptibility%20moduli%20for%20PBG%20200.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 13"}, {"description": "Comparison of susceptibility moduli for PBG 600.", "downloadURL": "https://data.nist.gov/od/ds/ark:/88434/mds2-3991/Figure%2012%2C%20Comparison%20of%20susceptibility%20moduli%20for%20PBG%20600.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 12"}, {"description": "Comparison of susceptibility moduli for PBG 900.", "downloadURL": "https://data.nist.gov/od/ds/ark:/88434/mds2-3991/Figure%2011%2C%20Comparison%20of%20susceptibility%20moduli%20for%20PBG%20900.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 11"}, {"description": "Description of data set.", "downloadURL": "https://data.nist.gov/od/ds/mds2-3991/3991_README.txt", "format": "TXT", "mediaType": "text/plain", "title": "3991_README"}, {"description": "Details of the magnetization curves widely spaced in temperature.", "downloadURL": "https://data.nist.gov/od/ds/mds2-3991/Figure%203%2C%20Details%20of%20the%20magnetization%20curves%20widely%20spaced%20in%20temperature.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 3"}, {"description": "Distribution of particle diameters.", "downloadURL": "https://data.nist.gov/od/ds/ark:/88434/mds2-3991/Figure%20A1%2C%20Distribution%20of%20particle%20diameters.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure A1"}, {"description": "For PBG 200, field-cooled, zero-field-cooled, and thermoremanent magnetization as functions of temperature.", "downloadURL": "https://data.nist.gov/od/ds/mds2-3991/Figure%205%2C%20For%20PBG%20200%2C%20field-cooled%2C%20zero-field-cooled%2C%20and%20thermoremanent%20magnetization%20as%20functions%20of%20temperature.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 5"}, {"description": "Imaginary part of susceptibility for PBG 200 for the different models.", "downloadURL": "https://data.nist.gov/od/ds/ark:/88434/mds2-3991/Figure%2022%2C%20Imaginary%20part%20of%20susceptibility%20for%20PBG%20200%20for%20the%20different%20models.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 22"}, {"description": "Imaginary part of susceptibility for PBG 600 for the different models.", "downloadURL": "https://data.nist.gov/od/ds/ark:/88434/mds2-3991/Figure%2020%2C%20Imaginary%20part%20of%20susceptibility%20for%20PBG%20600%20for%20the%20different%20models.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 20"}, {"description": "Imaginary part of susceptibility for PBG 900 for the different models.", "downloadURL": "https://data.nist.gov/od/ds/ark:/88434/mds2-3991/Figure%2018%2C%20Imaginary%20part%20of%20susceptibility%20for%20PBG%20900%20for%20the%20different%20models.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 18"}, {"description": "Langevin fits to the 265 K magnetization curve.", "downloadURL": "https://data.nist.gov/od/ds/mds2-3991/Figure%204%2C%20Langevin%20fits%20to%20the%20265%20K%20magnetization%20curve.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 4"}, {"description": "Magnetization versus internal field scaled by temperature for PBG 200 frozen in zero field.", "downloadURL": "https://data.nist.gov/od/ds/mds2-3991/Figure%202%2C%20Magnetization%20versus%20internal%20field%20scaled%20by%20temperature%20for%20PBG%20200%20frozen%20in%20zero%20field.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 2"}, {"description": "Modulus of susceptibility at 1 GHz for all filling fractions.", "downloadURL": "https://data.nist.gov/od/ds/ark:/88434/mds2-3991/Figure%2016%2C%20Modulus%20of%20susceptibility%20at%201%20GHz%20for%20all%20filling%20fractions.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 16"}, {"description": "Modulus of susceptibility at 100 MHz for all filling fractions.", "downloadURL": "https://data.nist.gov/od/ds/ark:/88434/mds2-3991/Figure%2014%2C%20Modulus%20of%20susceptibility%20at%20100%20MHz%20for%20all%20filling%20fractions.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 14"}, {"description": "Modulus of susceptibility at 500 MHz for all filling fractions.", "downloadURL": "https://data.nist.gov/od/ds/ark:/88434/mds2-3991/Figure%2015%2C%20Modulus%20of%20susceptibility%20at%20500%20MHz%20for%20all%20filling%20fractions.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 15"}, {"description": "Particle loss tangent for PBG 200 for the different models.", "downloadURL": "https://data.nist.gov/od/ds/ark:/88434/mds2-3991/Figure%2021%2C%20Particle%20loss%20tangent%20for%20PBG%20200%20for%20the%20different%20models.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 21"}, {"description": "Particle loss tangent for PBG 600 for the different models.", "downloadURL": "https://data.nist.gov/od/ds/ark:/88434/mds2-3991/Figure%2019%2C%20Particle%20loss%20tangent%20for%20PBG%20600%20for%20the%20different%20models.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 19"}, {"description": "Particle loss tangent for PBG 900 for the different models.", "downloadURL": "https://data.nist.gov/od/ds/ark:/88434/mds2-3991/Figure%2017%2C%20Particle%20loss%20tangent%20for%20PBG%20900%20for%20the%20different%20models.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 17"}, {"description": "Real and imaginary parts of relative permeability of PBG 900 as functions of frequency.", "downloadURL": "https://data.nist.gov/od/ds/mds2-3991/Figure%206%2C%20Real%20and%20imaginary%20parts%20of%20relative%20permeability%20of%20PBG%20900%20as%20functions%20of%20frequency.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 6"}, {"description": "Real part of relative permeability of a toroid of deionized water.", "downloadURL": "https://data.nist.gov/od/ds/ark:/88434/mds2-3991/Figure%20C1%2C%20Real%20part%20of%20relative%20permeability%20of%20a%20toroid%20of%20deionized%20water.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure C1"}, {"description": "Real part of relative permeability of a toroid of frozen deionized water.", "downloadURL": "https://data.nist.gov/od/ds/ark:/88434/mds2-3991/Figure%20C2%2C%20Real%20part%20of%20relative%20permeability%20of%20a%20toroid%20of%20frozen%20deionized%20water.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure C2"}, {"description": "Real, imaginary, and modulus susceptibility for PBG 900 as functions of frequency, Langevin model.", "downloadURL": "https://data.nist.gov/od/ds/mds2-3991/Figure%207%2C%20Real%2C%20imaginary%2C%20and%20modulus%20susceptibility%20for%20PBG%20900%20as%20functions%20of%20frequency%2C%20Langevin%20model.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 7"}, {"description": "Real, imaginary, and modulus susceptibility for PBG 900 as functions of frequency, Onsager model.", "downloadURL": "https://data.nist.gov/od/ds/ark:/88434/mds2-3991/Figure%209%2C%20Real%2C%20imaginary%2C%20and%20modulus%20susceptibility%20for%20PBG%20900%20as%20functions%20of%20frequency%2C%20Onsager%20model.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 9"}, {"description": "Real, imaginary, and modulus susceptibility for PBG 900 as functions of frequency, Weiss model.", "downloadURL": "https://data.nist.gov/od/ds/mds2-3991/Figure%208%2C%20Real%2C%20imaginary%2C%20and%20modulus%20susceptibility%20for%20PBG%20900%20as%20functions%20of%20frequency%2C%20Weiss%20model.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 8"}, {"description": "Real, imaginary, and modulus susceptibility for PBG 900 as functions of frequency, modified mean-field model.", "downloadURL": "https://data.nist.gov/od/ds/ark:/88434/mds2-3991/Figure%2010%2C%20Real%2C%20imaginary%2C%20and%20modulus%20susceptibility%20for%20PBG%20900%20as%20functions%20of%20frequency%2C%20modified%20mean-field%20model.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 10"}, {"description": "Susceptibility moduli for evaporated PBG 900 with a filling fraction of 0.319.", "downloadURL": "https://data.nist.gov/od/ds/ark:/88434/mds2-3991/Figure%2023%2C%20Susceptibility%20moduli%20for%20evaporated%20PBG%20900%20with%20a%20filling%20fraction%20of%200.319.csv", "format": "CSV UTF-8 Comma Delimited", "mediaType": "text/csv", "title": "Figure 23"}], "identifier": "ark:/88434/mds2-3991", "issued": "2025-09-25", "keyword": ["Colloids", "dipole interactions", "ferrofluids", "impedance analyzers", "magnetic relaxation", "magnetic susceptibility", "magnetic viscosity", "nanoparticles", "permeability", "permeameters", "radio frequency", "standards", "superparamagnetism", "susceptometers", "toroids."], "language": ["en"], "license": "https://www.nist.gov/open/license", "modified": "2025-09-09 00:00:00", "programCode": ["006:045"], "publisher": {"@type": "org:Organization", "name": "National Institute of Standards and Technology"}, "theme": ["Nanotechnology:Nanomagnetics"], "title": "Radio-Frequency Toroid Susceptometry of Magnetic Nanoparticles"}