LSU researcher finds new petroleum method, receives patent
...h uses biological material, or biomass, to produce hydrocarbon mixtures similar to crude petroleum. The process i...omass in hot water under pressure to yield complex hydrocarbon mixtures. The patent, "Transforming Biomass to Hydrocarbon Mixtures in Near-Critical and Supercrit...New system developed for removing contaminants from storm run-off
...nant. A human carcinogen, pyrene is a polyaromatic hydrocarbon (PAH) and a significant component of contaminated roadway run-off. PAHs are the byproduct of combustion, and come from smokestacks, automobile tailpipes, chimneys and outdoor grills, among other places.In a laboratory experiment, Boving pumped water...August media highlights GEOLOGY and GSA TODAY
...supposedly associated with the prophecies as light hydrocarbon bases generated in the underlying strata of bituminous limestone. The research confirms the validity of the ancient sources in startlingly complete detail. GSA TODAY Rock Varnish: Record of desert wetness? Wallace S. Broecker and Tanzhuo Liu, Lamont......ion of how best to process, or "reform," available hydrocarbon fuels such as diesel into pure hydrogen, an expens...gues are making in the area of direct oxidation of hydrocarbon fuels using solid oxide fuel cells," said David Bauer, team leader for the Solid Oxide Fuel Cell pro...URI scientists study life buried deep beneath the ocean floor
...ediment depths and the concentration of methane, a hydrocarbon gas, builds up to high levels at greater sediment depths. The URI study showed that deep in the sediments of the open-ocean province the respiration rate of individual microorganisms may be more than 10,000 times slower than the respiration rate of ...Orgin of mysterious subterranean gases identified, says University of Toronto researcher
...tes," Sherwood Lollar says. The presence of these hydrocarbon gases deep in the earth raises another exciting po...a food source." According to Sherwood Lollar, the hydrocarbon and hydrogen gases could be a food source. "These deep biosphere bacteria could 'digest' the gases t...April GEOLOGY and GSA TODAY media highlights
... management of groundwater resources, ore genesis, hydrocarbon migration, and carbonate reservoir diagenesis. Ref...of the worlds most prolific, but poorly understood hydrocarbon reservoirs. In addition, the authors simulation results provide a fresh perspective and a new model ......time. Production and supply of all the traditional hydrocarbon fuels coal, gas and oil are well established but will peak by the year 2010. "And there's another bonus in all this," says Rick Coffin, of the Naval Research Lab. "When methane, which is a gas, combines with seawater to make methane hydrate, it ...Story tips from the Department of Energy's Oak Ridge National Laboratory, January 2003
...tal oxides of nitrogen, oxygen, carbon dioxide and hydrocarbon fragments in undiluted exhaust by transporting an exhaust sample through silica capillaries to a miniature mass spectrometer. Better engine development and reducing emissions are some of the projects of ORNL's National Transportation Research Center....U-Iowa scientists gain insight on how enzyme uses oxygen to produce useful chemicals
... a side-on fashion and add it on to naphthalene, a hydrocarbon molecule. The discovery is a result of the first three-dimensional imaging of naphthalene dioxygenase, a member of the family of enzymes called Rieske dioxygenases. The findings could help lead to the development of microorganisms that can clean up ...MIT study: Hydrogen car no environmental panacea
...sions and energy use on the road--but converting a hydrocarbon fuel such as natural gas or gasoline into hydrogen to fuel this vehicle uses substantial energy and emits greenhouse gases. "Ignoring the emissions and energy use involved in making and delivering the fuel and manufacturing the vehicle gives a mislea...A new class of catalysts will help boost production, quality of transportation fuels
...rtant refining process used to remove S and N from hydrocarbon fuels. The removal of S and N is critical--they corrode engine components, pollute the air, cause gelling of untreated liquids and foul downstream reforming catalysts. "Although hydroprocessing catalysts have been widely studied, their basic composi...'Work stinks': It's more than just a slogan among ants, researchers find
...'t have to think to get the difference between one hydrocarbon and another. It just has to have the right receptors to smell the difference." In their study, Greene and Gordon noted that the foragers' behavior was "not a simple response to patroller extract alone." To trigger foraging, the scented beads also had...Rating the performance of residential fuel cells
...uel cells sound almost too good to be true. Take a hydrocarbon fuel such as natural gas, use a catalyst to extract hydrogen from it, react the hydrogen with air and, presto, you have a home power plant! As the hydrogen and the oxygen in the air combine, they produce electricity. The primary "waste products" of t...JCI Table of Contents, November 3, 2003
...the National Cancer Institute reveal that the aryl hydrocarbon receptor nuclear translocator (ARNT) affects the structure of ceramides in the skin and disrupts the function of the epidermal barrier, which protects against foreign environmental stimuli and injury. These findings are reported in the November 3 iss...Dioxin-receptor network identified
...lates vertebrate cell response to dioxin, the aryl hydrocarbon receptor (AHR) signal transduction pathway. To assess the molecules and pathways involved in the AHR pathway, the research group studied 4507 yeast "deletion" strains, each strain missing one gene from its genome. In this way Bradfield and colleagu...Oil exploitation in Ecuador's Amazon basin produces a 'public health emergency'
...oleum hydrocarbons in the waters. In some streams, hydrocarbon concentrations were more than 100 times the limit permitted under European Community regulations. Epidemiological studies have indicated that the pollution from Ecuador's oil industry has had negative health consequences for residents of the country...Latest findings on PCBs to be subject of June workshop at Illinois
...endocrine effects: 1. Cross-talk between the Aryl hydrocarbon receptor and estrogen receptors, Paul Cooke, Unive...s at Urbana-Champaign; 3. Promiscuity of the aryl hydrocarbon receptor, Chris Bradfield, University of Wisconsin; 4. Detection of dioxin-like, estrogenic and ant...Lack of immune system protein prevents lupus-like condition in mice
...g pain. In one of these models, exposing mice to a hydrocarbon oil known as pristane causes mice to develop a condition with many similarities to human lupus, including kidney disease and arthritis. But in the new study, available in the July 15 issue of the Journal of Experimental Medicine, a genetically modifi......ence. The chemical approach they applied, called hydrocarbon stapling, was developed by their collaborator Greg...egradation and enabling their cellular uptake, the hydrocarbon staple overcomes classic shortcomings of peptide therapeutics. As the molecular events that lead ...