n-alkanes相关论文
n-Alkanes have been widely used as phase change materials (PCMs) for thermal energy storage applica-tions because of the......
n-Alkane and steroidal composition of soils and sediments in the polluted Niger Delta hydrocarbon en
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An investigation of atmospheric fine particle(PM2.5)from Shanghai,Nanjing and Ningbo in the Yangtze River Delta was cond......
Changes in concentration, composition and source contribution of atmospheric organic aerosols by shi
Size-segregated aerosols were collected in Urumqi,a megacity in northwest China,during two heating seasons before(heatin......
中等挥发性有机物（IVOCs）是二次有机气溶胶（SOA）的重要前体物。高效、精确地观测大气中IVOCs的浓度水平和组成分布特征,有助于深入了解......
The Impact of Climatic and Environmental Factors on n-Alkanes Indices in Southwestern Tibetan Platea
n-Alkanes are widely used in paleoenvironmental reconstructions.However,our understanding of changes in the distribution......
本文基于绝对速率理论和SRK状态方程,建立了一种可以精确计算烷烃高压液相黏度的推算模型.选取10种正构烷烃(C1-C10)的液相黏度作......
建立了气相色谱法结合加速溶剂萃取技术测定岩石中痕量正构烷烃(C21~C40)的方法,对比了超声波萃取、加速溶剂萃取及索氏萃取3种提......
利用中流量颗粒物采样器于2009年1月14-21日和2月7-12日分昼夜采集了西簧市大气中PM10样品,应用气相色谱-质谱联用仪分析了PM10中......
The Stable Carbon Isotopic Compositions of n-Alkanes in Sediments of the Bohai and North Yellow Seas
Stable carbon isotopic compositions of n-alkanes in surface sediments of the Bohai and North Yellow Seas were inves-tiga......
对青岛浴场表层海水中正构烷烃和多环芳烃组成、分布及来源进行分析。分别在第一海水浴场(以下简称一浴)、第二海洋浴场(以下简称......
以青岛石老人海水浴场海水为对象,通过GC-MS分析方法和加油模拟实验,研究了海水本底油指纹特征参数变化和加油效应,分析比对了特征......
通过对长江口邻近海域表层沉积物中正构烷烃(n-alkanes)的含量进行调查,结果表明:沉积物中烷烃的含量范围介于17.3×10-9~2132.3×......
本文对东海近岸的19个表层沉积物样品中正构烷烃的分布及其组成特征进行分析。结果表明,该调查站位表层沉积物中正构烷烃均呈双峰......
本文选择舟山海域作为研究对象,对舟山海域的表层海水中有机物特征参数进行了研究.采集的表层海水样品,经正己烷洗脱后,旋转蒸发和......
针对世界性的大洋缺氧事件的成因机制问题,以藏北羌塘盆地双湖地区曲色组油页岩为例,根据野外地质观察与室内有机地球化学分析,探......
本文对渤海及其邻近海域表层沉积物中有机碳(TOC)、正构烷烃(n-Alks)、石油烃(TPH)的含量、分布特征及其指示意义进行了初步的研究......
本文以胶州湾南部海域表层沉积物为研究对象,利用气质联用技术(GC-MS)研究了其正构烷烃、多环芳烃、甾烷和萜烷的参数特征,以及来......
Characterization of aliphatic hydrocarbons in deep subsurface soils near the outskirts of Beijing, C
Thirty-nine deep subsurface soils( 150-180 Gm depth) near the outskirts of Beijing were investagated. The concentrations......
Distributions and sources of n-alkanes in PM2.5 at urban,industrial and coastal sites in Tianjin,Chi
Aliphatic hydrocarbons (n-alkanes) associated with fine particulate matter were determined in the ambient air of urban,i......
Ambient particulate n-alkanes were determined for fine particle (PM2.5) samples collected from Sep 2003 to July 2004 in ......
n-Alkanes and polycyclic aromatic hydrocarbons (PAHs) bound to atmospheric particulate matter (PM1) were investigated in......
Use of the N-alkanes to Estimate Intake, Apparent Digestibility and Diet Composition in Sheep Grazin
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Molecular stable carbon isotope technique was employed to study well-sourced crude oils collected from a single drilling......
The aliphatic hydrocarbon distributions of terrestrial plants around an alpine lake: a pilot study f
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Terrestrial organic matter(TOM) is an important component of marine sedimentary OM, and revealing the origins and transp......
本文应用GC/MS、GC/IRMS和EA/IRMS等方法对6种不同产地原油的特征比值,全油和正构烷烃组分的碳稳定同位素组成进行分析,研究不同产......
Lipid Distribution in Marine Sediments from the Northern South China Sea and Association with Gas Hy
The distributions of lipids in surface and subsurface sediments from the northern South China Sea were determined. The n......
在青藏高原南部空姆错钻取了一根浅湖芯,对其中时间跨度约为50年的剖面按7年间隔对其中陆源正构烷烃(C_(25),C_(27),C_(29),C_(31)......
We present n-alkane distributions in the soil samples along a transect from Lhasa on the Tibetan Plateau to Bharatpur in......
The adsorption equilibria of n-heptane, n-octane and n-nonane on silicalite and ZSM-5 have beenmeasured in the temperatu......
Effects of humic acid on phytodegradation of petroleum hydrocarbons in soil simultaneously contamina
The use of humic acid (HA) to enhance the efficiency of phytodegradation of petroleum hydrocarbons in soil contaminated ......
Use of the N-alkanes to Estimate Intake, Apparent Digestibility and Diet Composition in Sheep Grazin
The application of n-alkane as markers to estimate herbage intake, apparent digestibility and species composition of die......
The reports that relate to the biomarkers fate and characteristics of the modern soil in the karst area are very lacking......
Particulate samples were collected from the Changjiang river system during a flood period, in May 1997, and POC, stable ......
Characterization of aliphatic hydrocarbons in deep subsurface soils near the outskirts of Beijing, C
Thirty-nine deep subsurface soils( 150-180 Gm depth) near the outskirts of Beijing were investagated. The concentrations......
This paper reports different concentration patterns of n-alkanes distribution in the sediments from the Chukchi Sea, the......
Environmental records of snow pits in Yuzhufeng Glacier and Xiao Dongkemadi Glacier in the Tibetan P
The contents and distribution characteristics of ions,n-alkanes,and polycyclic aromatic hydrocarbons in snow pits on the......
Distributions and sources of n-alkanes in PM2.5 at urban,industrial and coastal sites in Tianjin,Chi
Aliphatic hydrocarbons (n-alkanes) associated with fine particulate matter were determined in the ambient air of urban,i......
Lipid Distribution in Marine Sediments from the Northern South China Sea and Association with Gas Hy
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利用原油成熟度参数及地球化学特征,对淀南地区沙河街组三段中亚段油源进行对比,分析烃源岩特征参数,并分析荧光薄片及三维定量荧......
为了探究重金属—砷污染对植物生长及根系分泌正构烷烃的影响,以香蒲(Typha angustifolia L.)作为试验材料,通过室内土培模拟试验......
选取青藏高原南北断面气候环境条件差异明显的大枪勇错、空姆错、纳木错、克鲁克湖和小柴达木湖的表层沉积物进行了陆源正构烷烃（C2......
以松辽盆地南部上白垩统的烃源岩及原油为研究对象，对烃源岩抽提物和原油中正构烷烃的单体氢同位素组成进行了测定。生物标志化合物......
用 Andersen六段分级大流量采样器 (粒径为 : 10～ 7.2 μ m, 7.2～ 3.0 μ m, 3.0～ 1.5 μ m, 1.5～ 0.95 μ m, 0.95～ 0.49 μ m, ≤ 0.4......
通过对轮南14井正构烷烃和类异戊二烯烃的单体碳同位素分析,证实该井奥陶系和石炭系油藏具有相同或相似的油源,而三叠系油藏与奥陶......
