Search Results - "Knezovich, J.P"
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Actinide measurements by accelerator mass spectrometry at Lawrence Livermore National Laboratory
Published in Nuclear instruments & methods in physics research. Section B, Beam interactions with materials and atoms (01-08-2004)“…We report on the development of an accelerator mass spectrometry (AMS) system for the measurement of actinides at Lawrence Livermore National Laboratory. This…”
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Plutonium measurements by accelerator mass spectrometry at LLNL
Published in Nuclear instruments & methods in physics research. Section B, Beam interactions with materials and atoms (01-10-2000)“…Mass spectrometric methods provide sensitive, routine, and cost-effective analyses of long-lived radionuclides. Here we report on the status of work at…”
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Improving tritium exposure reconstructions using accelerator mass spectrometry
Published in Analytical and bioanalytical chemistry (01-05-2004)“…Direct measurement of tritium atoms by accelerator mass spectrometry (AMS) enables rapid low-activity tritium measurements from milligram-sized samples and…”
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Ion-optics calculations of the LLNL AMS system for biochemical 14C measurements
Published in Nuclear instruments & methods in physics research. Section B, Beam interactions with materials and atoms (01-10-2000)“…A dedicated AMS system for biochemical 14C measurements is being built at the Center for Accelerator Mass Spectrometry. The system is centered around a…”
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Treatment of Hydrolysates of the High Explosives Hexahydro-1,3,5-Trinitro-1,3,5-Triazine and Octahydro-1,3,5,7-Tetranitro-1,3,5,7-Tetrazocine Using Biological Denitrification
Published in Water environment research (01-03-1999)“…Alkaline hydrolysis byproducts of the high explosives hexahydro-1,3,5-trinitro-1,3,5-triazine (RDX) and octahydro-1,3,5,7-tetranitro-1,3,5,7-tetrazocine (HMX),…”
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The bioavailability of sediment-sorbed chlorobenzenes to larvae of the midge, Chironomus decorus
Published in Ecotoxicology and environmental safety (01-04-1988)“…Larval stages of the midge, Chironomus decorus, were used to define the bioaccumulation of sediment-sorbed mono-, di-, tri-, and hexachlorobenzene. Larvae were…”
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The influence of sediment and colloidal material on the bioavailability of a quaternary ammonium surfactant
Published in Ecotoxicology and environmental safety (01-12-1993)“…The bioaccumulation and tissue distribution of a quaternary ammonium surfactant (hexadecylpyridinium bromide, HPB) in aquatic organisms was assessed under a…”
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Bioaccumulation and tissue distribution of a quarternary ammonium surfactant in three aquatic species
Published in Bulletin of environmental contamination and toxicology (01-01-1989)Get full text
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Bioaccumulation and tissue distribution of a quaternary ammonium surfactant in three aquatic species
Published in Bulletin of environmental contamination and toxicology (01-01-1989)“…The potential effects of sublethal concentrations of quaternary ammounium compounds in the aquatic environment were studied by determining the relative…”
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Behavior of phenol and aniline on selected sorbents and energy-related solid wastes
Published in Water, air, and soil pollution (1990)“…Phenols and aromatic amines constituted a significant fraction of the water-soluble organic compounds present in the liquid wastes from the combustion and…”
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The toxicity of copper to the adult and early life stages of the freshwater clam, Corbicula manilensis
Published in Archives of environmental contamination and toxicology (1984)“…Adult and larval stages of the freshwater clam were exposed to copper in water low in total hardness and alkalinity. Sensitivity to copper decreased markedly…”
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A new method for determining the concentrations of volatile organic compounds in sediment interstitial water
Published in Bulletin of environmental contamination and toxicology (01-06-1987)“…Using a natural sediment with a high organic carbon content (14.5 per cent) as a sorptive test substrate, a specially designed sampling device was inserted…”
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The transfer of trichloroethylene (TCE) from a shower to indoor air: experimental measurements and their implications
Published in Journal of the Air & Waste Management Association (01-08-1991)“…Experiments were performed to measure the transfer of trichloroethylene (TCE), a volatile organic compound (VOC), from tap water in showers to indoor air. In…”
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The transfer of trichloroethylene (TCE) from a shower to indoor air: experimental measurements and their implications
Published in Journal of the Air & Waste Management Association (01-06-1991)“…Experiments were performed to measure the transfer of trichloroethylene (TCE), a volatile organic compound (VOC), from tap water in showers to indoor air. In…”
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