搜索结果: 1-15 共查到“理学 hydrocarbon”相关记录26条 . 查询时间(0.062 秒)
Researchers discover an immense hydrocarbon cycle in the world's ocean（图）
immense hydrocarbon cycle world's ocean
2021/3/5
Hydrocarbons and petroleum are almost synonymous in environmental science. Oil reserves account for nearly all the hydrocarbons we know. But the few hydrocarbons that trace their origin to biological ...
华南理工大学酶工程课件 Exploring the potential of hydrocarbon-oxidising bacteria for biocatalysis and bioremediation
华南理工大学 酶工程 课件 Exploring the potential of hydrocarbon-oxidising
2019/4/11
华南理工大学酶工程课件 Exploring the potential of hydrocarbon-oxidising bacteria for biocatalysis and bioremediation。
Proven one-step process converts CO2 and water directly into liquid hydrocarbon fuels（图）
converts CO2 water directly liquid hydrocarbon fuels
2016/3/2
A team of University of Texas at Arlington chemists and engineers have proven that concentrated light, heat and high pressures can drive the one-step conversion of carbon dioxide and water directly in...
Assessment of hydrocarbon electron-impact ionization cross section measurements for magnetic fusion
electron-impact ionization cross section magnetic fusion
2011/9/9
Partial ionization cross section experiments have been carried out recently at the University of Innsbruck for three types of hydrocarbons, i.e. acetylene, ethylene and propene. Cross section data ts...
Hydrocarbon Volumetric Analysis Using Seismic and Borehole Data over Umoru Field, Niger Delta-Nigeria
Hydrocarbon Reservoir Bright and Dim Spots Well-to-Seismic
2013/3/6
Wireline signatures were used to identify hydrocarbon bearing sands and evaluate Petrophysical parameters for hydrocarbon pore volume determination. Well to seismic tie revealed that these reservoirs ...
New Hydrocarbon Superconductor on the Verge of Metal-Insulator Transition: Electronic Structures and Magnetic Properties of K3picene
New Hydrocarbon Superconductor Verge of Metal-Insulator Transition: Electronic Structures Magnetic Properties of K3picene
2010/11/22
We have investigated the electronic structures and magnetic properties of of K3picene, which
is a first hydrocarbon superconductor with high transition temperature Tc=18K. We have shown
that the met...
Hydrocarbon superconductor is a first（图）
Hydrocarbon superconductor potassium atoms superconductivity
2010/3/26
Researchers in Japan have made the first superconducting hydrocarbon material by adding potassium atoms to picene (C22H14). The material becomes superconducting at temperatures below 18K – something t...
Comparison of aromatic hydrocarbon measurements made by PTR-MS, DOAS and GC-FID during the MCMA 2003 Field Experiment
PTR-MS DOAS GC-FID MCMA
2010/2/21
A comparison of aromatic hydrocarbon measurements is reported for the CENICA supersite in the district of Iztapalapa during the Mexico City Metropolitan Area field experiment in April 2003 (MCMA 2003)...
From rifting to drifting:effects on the development of deep-water hydrocarbon reservoirs in a passive margin setting,Norwegian Sea
deep-water hydrocarbon reservoirs passive margin setting Norwegian Sea
2009/12/3
The Cretaceous to Eocene deep-water hydrocarbon reservoirs in the Norwegian Sea were deposited during four main tectonic stages from continental rifting to oceanic drift: 1) Late Jurassic/Early Cretac...
Geographical variations in hydrocarbon levels in sediments from the Western Barents Sea
Geographical variations hydrocarbon levels Western Barents Sea
2009/12/2
In 2003-2004, the Institute of Marine Research carried out scientific cruises in the Barents Sea. Samples of sediments were collected and investigated for levels of organic contaminants like total hyd...
Ferroan dolomite cement in Cambrian sandstones:burial history and hydrocarbon generation of the Baltic sedimentary basin
Ferroan dolomite cement Stable isotopes Cambrian sandstones Baltic basin
2009/10/20
The conditions and timing of carbonate cementation in Cambrian sandstones of the Baltic sedimentary basin were determined by oxygen and carbon stable isotope and chemical data in combination with opti...
Can pressure promote hydrocarbon generation from organic matter?—New experimental proof
pressure pyrolysis natural gas carbon and hydrogen isotopes
2017/8/9
In order to investigate if pressure can increase the yield of the yield of methane and gaseous hydrocarbon as a whole, both anhydrous and hydrous isothermal pyrolysis experiments were performed on Fus...
Frozen Hydrocarbon Particles of Cometary Halos as Carriers of Unidentified Emissions
Comet ice luminescence frozen hydrocarbon particles unidentified lines
2009/5/12
The possible nature of unidentified cometary emissions is
under discussion.We propose a new model of the ice particles in cometary
halos as a mixture of frozen polycyclic aromatic hydrocarbons and a...
Hydrocarbon-like and oxygenated organic aerosols in Pittsburgh: insights into sources and processes of organic aerosols
Hydrocarbon-like oxygenated organic aerosols Pittsburgh organic aerosols
2009/2/19
A recently developed algorithm (Zhang et al., 2005) has been applied to deconvolve the mass spectra of organic aerosols acquired with the Aerosol Mass Spectrometer (AMS) in Pittsburgh during September...
Tropospheric OH and Cl levels deduced from non-methane hydrocarbon measurements in a marine site
Tropospheric OH Cl levels non-methane hydrocarbon marine site
2008/12/18
In situ continuous hourly measurements of C2–C8 non-methane hydrocarbons (NMHCS) have been performed from March to October 2006 at two coastal locations (natural and rural) on the island of Crete, in ...