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Rapid Method for Sodium Hydroxide Fusion of Limestone Matrices Prior to Americium, Plutonium, Strontium, Radium, and Uranium Analyses for Environmental Remediation Following Radiological Incidents (pdf) (August 2018, 402-R-18-002)
Category: I. METHODS |
americium
plutonium
strontium
radium
uranium
fusion
limestone
environmental
muffle furnace
|
|
Rapid Method for Acid Digestion of Glass-Fiber and Organic/Polymeric Composition Filters and Swipes Prior to Isotopic Uranium, Plutonium, Americium, Strontium, and Radium Analyses for Environmental Remediation Following Homeland Security Events (pdf) (October 2012, 402-R-12-009)
Category: I. METHODS |
Uranium (U)
plutonium (Pu)
americium (Am)
strontium
radium
filters
swipes
environmental
muffle furnace
|
|
Rapid Method for Sodium Carbonate Fusion of Soil and Soil-Related Matrices Prior to Strontium-90 Analyses for Environmental Remediation Following Radiological Incidents (pdf) (August 2012, 600-R-12-640)
Category: I. METHODS |
Strontium-90
fusion
soil
environmental
muffle furnace
|
|
Rapid Radiochemical Method for Americium-241 in Water for Environmental Remediation Following Homeland Security Events (pdf) (October 2011, 402-R-10-001a)
Category: I. METHODS |
Americium-241
water
environmental
alpha spectrometry OR SPECTROSCOPY
|
|
Rapid Radiochemical Method for Plutonium-238 and Plutonium-239/240 in Water for Environmental Remediation Following Homeland Security Events (pdf) (October 2011, 402-R-10-001b)I.
Category: I. METHODS |
Plutonium-238
Plutonium-239/240
Water
Environmental
alpha spectrometry
|
|
Rapid Radiochemical Method for Phosphorus-32 in Water for Environmental Remediation Following Homeland Security Events (pdf) (November 2011, 600-R-11-181)
Category: I. METHODS |
Phosphorus-32
Water
Environmental
liquid scintillation counting
inductively coupled plasma-atomic emission spectrometry
|
|
Rapid Radiochemical Method for Radium-226 in Water for Environmental Remediation Following Homeland Security Events (pdf) (October 2011, 402-R-10-001c)
Category: I. METHODS |
Radium-226
water
environmental
alpha spectrometry
|
|
Rapid Radiochemical Method for Total Radiostrontium (Sr-90) In Water for Environmental Remediation Following Homeland Security Events (pdf) (October 2011, 402-R-10-001d)
Category: I. METHODS |
Strontium
water
environmental
gas flow proportional counter
|
|
Rapid Radiochemical Method for Isotopic Uranium in Water for Environmental Remediation Following Homeland Security Events (pdf) (October 2011, 402-R-10-001e)
Category: I. METHODS |
Uranium-238
uranium-235
uranium-234
water
environmental
alpha spectrometry
|
|
Rapid Radiochemical Methods for Selected Radionuclides in Water for Environmental Restoration Following Homeland Security Events (pdf) (February 2010, 402-R-10-001)
Category: I. METHODS |
Americium-241
Plutonium-238
Plutonium-239/240
Radium-226
strontium
uranium-238
uranium-235
uranium-234
water
environmental
alpha spectrometry
gas-flow proportional counter
|
|
Rapid Method for Sodium Carbonate Fusion of Glass-Fiber and Organic/Polymeric Composition Filters and Swipes Prior to Isotopic Uranium, Plutonium, Americium, Strontium, and Radium Analyses for Environmental Remediation Following Homeland Security Events (pdf) (October 2012, 402-R-12-008)
Category: I. METHODS |
Uranium
Plutonium
Americium
Strontium
Radium
fusion
filters
environmental
Fisher blast burner or Meeker burner
|
|
Rapid Method for Fusion of Soil and Soil-Related Matrices Prior to Americium, Plutonium, and Uranium Analyses for Environmental Remediation Following Radiological Incidents (pdf) (August 2012, 600-R-12-636/7/8)
Category: I. METHODS |
Radium
fusion
soil
environmental
alpha spectrometry
|
|
Rapid Method for Sodium Hydroxide/Sodium Peroxide Fusion of Radioisotope Thermoelectric Generator Materials in Water and Air Filter Matrices Prior to Plutonium Analyses for Environmental Remediation Following Radiological Incidents (pdf) (April 2014, 402-R14-003)
Category: I. METHODS |
Plutonium-238
Radioisotope Thermoelectric Generator
fusion
water
air filters
environmental
alpha spectrometry
|
|
Rapid Radiochemical Method for Americium-241 in Building Materials for Environmental Remediation Following Radiological Incidents (pdf) (April 2014, 402-R-14-007)
Category: I. METHODS |
Americium-241
building materials
environmental
alpha spectrometry
|
|
Rapid Radiochemical Method for Plutonium-238 and Plutonium-239/240 in Building Materials for Environmental Remediation Following Radiological Incidents (pdf) (April 2014, 402-R-14-006)
Category: I. METHODS |
Plutonium-238
plutonium-239/240
fusion
building materials
environmental
alpha spectrometry
|
|
Rapid Radiochemical Method for Radium-226 in Building Materials for Environmental Remediation Following Radiological Incidents (pdf) (April 2014, 402-R-14-002)
Category: I. METHODS |
Radium-226
building materials
environmental
alpha spectrometry
|
|
Rapid Radiochemical Method for Total Radiostrontium (Sr-90) In Building Materials for Environmental Remediation Following Radiological Incidents (pdf) (April 2014, 402-R-14-001)
Category: I. METHODS |
strontium
building materials
environmental
gas flow proportional
|
|
Rapid Radiochemical Method for Isotopic Uranium in Building Materials for Environmental Remediation Following Radiological Incidents (pdf) (April 2014, 402-R-14-005)
Category: I. METHODS |
Uranium-238
uranium-235
uranium-234
building materials
environmental
alpha spectrometry
|
|
Rapid Method for Sodium Hydroxide Fusion of Concrete and Brick Matrices Prior to Americium, Plutonium, Strontium, Radium, and Uranium Analyses for Environmental Remediation Following Radiological Incidents (pdf) (April 2014, 402-R-14-004)
Category: I. METHODS |
americium
plutonium
strontium
radium
uranium
fusion
concrete
brick
environmental
muffle furnace
|
|
Rapid Method for Sodium Hydroxide Fusion of Asphalt Matrices Prior to Americium, Plutonium, Strontium, Radium, and Uranium Analyses (pdf) (May 2017, EPA 402-R-16-001)
Category: I. METHODS |
americium
plutonium
strontium
radium
uranium
fusion
Asphalt
environmental
muffle furnace
|
|
Rapid Method for Sodium Hydroxide Fusion of Asphalt Roofing Material Matrices Prior to Americium, Plutonium, Strontium, Radium, and Uranium Analyses (pdf) (May 2017, EPA 402-R-16-003)
Category: I. METHODS |
americium
plutonium
strontium
radium
uranium
fusion
Asphalt roofing
environmental
muffle furnace
|
|
Rapid Radiochemical Method for Californium-252 in Water, Air Particulate Filters, Swipes, and Soils for Environmental Remediation Following Radiological Incidents (pdf) (May 2017, EPA 402-S17-003)
Category: I. METHODS |
californium-252
water
filters
soil
environmental
alpha spectrometry
|
|
Improved Rapid Radiochemical Method for Radium-226 in Building Materials for Environmental Remediation Following Radiological Incidents (pdf) (May 2017, EPA 402-S17-002)
Category: I. METHODS |
Radium-226
asphalt
shingles
limestone
granite
environmental
alpha spectrometry
|
|
Rapid Radiochemical Method for Curium- 244 in Air Particulate Filters, Swipes and Soil for Environmental Remediation Following Radiological Incidents (pdf) (May 2017, EPA 402-S17-004)
Category: I. METHODS |
curium-244
filters
swipes
soil
environmental
alpha spectrometry
|
|
Rapid Radiochemical Method for Curium-244 in Water Samples for Environmental Remediation Following Radiological Incidents (pdf) (May 2017, EPA 402-S17-001)
Category: I. METHODS |
Curium-244
water
environmental
alpha spectrometry
|
|
Multifarious application of well-type germanium detector. P.P. Parekh, T.M. Semkow, A. Bari, M.A. Torres, D.K. Haines, P.R. Harris, E.M. Fielman, M.E. Kitto. J. Radioanal. Nucl. Chem. 262 (2004) 317
Category: I. METHODS |
environmental
animal
soil
sediment
drinking water
gamma spectrometry
125I
129I
210Pb
228Ra
238U
239Pu
240Pu
241Pu
well-type detector
|
|
Gamma spectrometry of inhomogeneous samples using peak-ratio method. T.M. Semkow, L.T. Chu, A.G. Burn. J. Appl. Math. Phys. 9 (2021) 2641
Category: I. METHODS |
soil
environmental
gamma spectrometry
152Eu
signal detection theory
hot particles
bias
|
|
Rapid Determination of Gross Alpha and Gross Beta Activity in Ground Deposition and soil-like Solid Samples
Category: I. METHODS |
gross alpha
gross beta
ground deposition
soil
environmental
gas flow proportional counter
|
|
Rapid Method for Radium in Soil Incorporating the Fusion of Soil and Soil-Related Matrices with the Radioanalytical Counting Method for Environmental Remediation Following Radiological Incidents (pdf) (August 2012, 600-R-12-635)
Category: I. METHODS |
Radium
Fusion
Soil
Environmental
Alpha Spectrometry
|
|
Simultaneous Determination of the Actinides in Small Environmental Samples
Simultaneous determination of all alpha activity has always been and continues to be a highly desirable option in radiochemical analysis. However, the usual practice of gross alpha counting samples of raw water evaporated to dryness in planchets, air dusts collected on filters, planchets full of soils, etc., and then reporting the results quantitatively is neither accurate nor reliable, since it is virtually impossible to determine the correct counting efficiency with which the count was actually made. Attempts to calibrate empirically for a given set of conditions are also of marginal value because of wide variability in the deposition patterns. Direct gross alpha counting of samples without chemical preparation is useful when the activity present is substantially higher than that from the natural activity in its surroundings, or when a rapid order-of-magnitude indication of alpha activity is desired. All too often the results of these screening methods are reported with precision and accuracy that they cannot possibly have. Even is excess alpha activity is indicated, a gross alpha count cannot distinguish between a man-made transuranium (TRU) radionuclide and a naturally occurring one. The current procedure provides a true total alpha while eliminating the problems just discussed.
Category: I. METHODS |
actinides
environmental samples
|