Bruce A Buchholz,Sarah A Carratt,Edward A Kuhn et al.
Bruce A Buchholz et al.
Naphthalene (NA) is a respiratory toxicant and possible human carcinogen. NA is a ubiquitous combustion product and significant component of jet fuel. The National Toxicology Program found that NA forms tumors in two species, in rats (nose)...
Vitamin B12 Added as a Fortificant to Flour Retains High Bioavailability when Baked in Bread [0.03%]
添加到面粉中用于 fortification 的维生素 B12 在烘焙过程中具有较高的生物利用度
Marjorie G Garrod,Bruce A Buchholz,Joshua W Miller et al.
Marjorie G Garrod et al.
Vitamin B12 deficiency and depletion are common world-wide, particularly in populations that consume low amounts of animal source foods. WHO and the Food Fortification Initiative recommend that wheat flour be fortified with vitamin B12 in r...
Allan H Harvey,Eugene Paulechka,Patrick F Egan
Allan H Harvey
Dichlorodifluoromethane (R-12) has been widely used as a radiator gas in pressure threshold Cherenkov detectors for high-energy particle physics. However, that compound is becoming unavailable due to the Montreal Protocol. To find a replace...
Long-wavelength macromolecular crystallography - First successful native SAD experiment close to the sulfur edge [0.03%]
长波长宏观分子晶体学——接近硫边缘的首次原位SAD实验成功
O Aurelius,R Duman,K El Omari et al.
O Aurelius et al.
Phasing of novel macromolecular crystal structures has been challenging since the start of structural biology. Making use of anomalous diffraction of natively present elements, such as sulfur and phosphorus, for phasing has been possible fo...
Nuclear excitation functions of proton-induced reactions (Ep = 35 - 90 MeV) from Fe, Cu, and Al [0.03%]
靶核为Fe，Cu和Al的35-90MeV质子诱发反应的核激发函数研究
Stephen A Graves,Paul A Ellison,Todd E Barnhart et al.
Stephen A Graves et al.
Fe, Cu, and Al stacked foils were irradiated by 90 MeV protons at the Los Alamos Neutron Science Center's Isotope Production Facility to measure nuclear cross sections for the production of medically relevant isotopes, such as 52gMn, 54Mn, ...
A D McCartt,T Ognibene,G Bench et al.
A D McCartt et al.
Accelerator Mass Spectrometry (AMS) is the most sensitive method for quantitation of 14C in biological samples. This technology has been used in a variety of low dose, human health related studies over the last 20 years when very high sensi...
Near-Field High-Energy Spectroscopic Gamma Imaging Using a Rotation Modulation Collimator [0.03%]
基于旋转调制准直器的近场高能光子束流谱学成像技术研究
Amy C Sharma,Timothy G Turkington,Georgia D Tourassi et al.
Amy C Sharma et al.
Certain trace elements are vital to the body and elemental imbalances can be indicators of certain diseases including cancer and liver diseases. Neutron Stimulated Emission Computed Tomography (NSECT) is being developed as spectroscopic ima...
L M Hooper-Bui,E S C Kwok,B A Buchholz et al.
L M Hooper-Bui et al.
Trophallaxis between individual worker ants and the toxicant load in dead and live Argentine ants (Linepithema humile) in colonies exposed to fipronil and hydramethylnon experimental baits were examined using accelerator mass spectrometry (...
T J Ognibene,A T Thomas,P F Daley et al.
T J Ognibene et al.
We describe the moving wire interface attached to the 1-MV AMS system at LLNL's Center for Accelerator Mass Spectrometry for the analysis of nonvolatile liquid samples as either discrete drops or from the direct output of biochemical separa...
Operation of the "Small" BioAMS Spectrometers at CAMS: Past and Future Prospects [0.03%]
CAMS “小型”BioAMS质谱仪的运行现状与未来展望
T J Ognibene,K W Haack,G Bench et al.
T J Ognibene et al.
A summary of results from the solid samples run on our compact 1 MV AMS system over its 13.5 years of operation is presented. On average 7065 samples per year were measured with that average dropping to 3278 samples per year following the d...