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Banded Iron Formations (BIFs) and Associated Sediments Do Not Reflect the Physical and Chemical Properties of Early Precambrian Seas
Early Precambrian BIF Non-Marine Polar Regions
2013/3/7
Ring-in-ring structures in Australian Early Precambrian banded iron formation (BIF) were identified as bubbling mud wavelets, which lithified during temporary exposure, contradicting the alleged BIF d...
Recent progress in understanding physical and chemical properties of mineral dust
physical and chemical mineral dust Palygorskite
2011/11/11
This paper presents a review of recently acquired knowledge of the physico-chemical properties of mineral dust from Africa and Asia based on data and discussion during the Third International Dust Wor...
Temporal and vertical variations of aerosol physical and chemical properties over West Africa: AMMA aircraft campaign in summer 2006
aerosol physical chemical properties West Africa AMMA aircraft campaign
2010/9/21
While the Sahelian belt in West Africa stretches in the border between the global hot-spots of mineral dust and biomass burning aerosols, the presence of West African Monsoon is expected to create sig...
Temperature effect on physical and chemical properties of secondary organic aerosol from m-xylene photooxidation
Temperature effect physical and chemical properties secondary organic aerosol m-xylene photooxidation
2010/8/12
The chemical and physical differences of secondary organic aerosol (SOA) formed at select isothermal temperatures (278 K, 300 K, and 313 K) are explored with respect to density, particle volatility, p...
Physical and chemical properties of the regional mixed layer of Mexico's Megapolis
Physical and chemical properties regional mixed layer Mexico's Megapolis
2009/8/18
The concentration of gases and aerosol particles have been measured at the mountain site of Altzomoni, 4010 m in altitude, located 60 km southeast of Mexico City, 50 km east of Puebla and 70 km northe...
Soil physical and chemical properties under continuous maize cultivation as influenced by hedgerow trees species on an alfisol in south western Nigeria
Hedgerow alley cropping hydraulic conductivity Pterocarpus Gliricidia
2010/9/10
In the sub-humid tropical Africa, the pressure of diminishing land resources resulting from the rapidly increasing population has made the traditional fallow systems used for the replenishing soil fer...
Changes in Physical and Chemical Properties during Maturation of Mango Fruit (Mangifera indica L. ‘Irwin’) Cultured in a Plastic Greenhouse
maturation of ‘Irwin’mango culture in plastic greenhouse Hunter color value
2009/7/8
The changes in physical and chemical properties during maturation of ‘Irwin’ mango fruit were examined. The fruit used in this experiment was cultured in a plastic greenhouse {temperature: winter, min...
Criterion for selection the optimal physical and chemical properties of cobalt aluminate powder used in investment casting process
Investment casting Nickel and cobalt based superalloys Macrostructure Modification Cobalt aluminate
2011/3/31
The aim of this work was to determine physical and chemical properties of cobalt aluminate (CoAl2O4) modifiers produced by different companies and the influence of different types of modifiers on the...
Criterion for selection the optimal physical and chemical properties of cobalt aluminate powder used in investment casting process
Investment casting Nickel and cobalt based superalloys Macrostructure Modification Cobalt aluminate
2011/3/31
The aim of this work was to determine physical and chemical properties of cobalt aluminate (CoAl2O4) modifiers produced by different companies and the influence of different types of modifiers on the...
Effect of poultry manure on selected soil physical and chemical properties, growth, yield and nutrient status of tomato
Poultry manure nutrient availability soil physical properties
2009/3/4
In order to study the effect of poultry manure additions on nutrient availability, soil physical and chemical properties and yield of tomato, five levels of the manure, namely 0, 10, 25, 40 and ...
The Physical and Chemical Properties and Fatty Acid Compositions of Raw and Brined Caperberries（Capparis spp）
Physical and Chemical Properties Fatty Acid Compositions of Raw Brined Caperberries（Capparis spp）
2009/1/16
Fruits of Capparis spinosa L. var. spinosa and Capparis ovata Desf. var. canescens (Coss.) Heywood 0.7-1.9 cm in diameter were collected and brined. The crude oil, fiber and pH, starch, water-soluble,...
Investigation on Changes in Physical and Chemical Properties of Palm Kernel Oil During Hydrogenation
Physical Chemical Properties Palm Kernel Oil Hydrogenation
2009/1/15
Palm kernel oil was hydrogenated discontinuously for a period of 100 min at 165°C and 2,5 atm in the presence of nickel catalyst (%0,18). The changes in iodine number, fatty acid composition, trans fa...
Effects of Continuous Carnation ‘Nora’ Cropping for Twenty-five Years on the Physical and Chemical Properties of Soil, Yield and Quality of Cut Flowers
injury by continuous cropping plant nutrient salt accumulation soil nutrient three phase distribution
2010/11/23
The carnation ‘Nora’ was continuously cropped under the same soil management and fertilization over 25 years in an isolated bed in order to investigate the effects on the physical and chemical propert...
The Effect of Tobacco Waste Application on the Physical and Chemical Properties of Alkaline Soils
Tobacco waste exchangeable sodium percentage sodium adsorption ratio hydraulic conductivity structure
2009/1/13
This study was conducted to (i) determine the effect of tobacco waste application on the soil structure stability (SS), hydraulic conductivity (HC), bulk density, exchangeable sodium percentage (ESP)...
A Review of the Physical and Chemical Properties of Human Semen and the Formulation of a Semen Simulant
Composition human semen simulant microbicide
2008/12/23
A fluid medium was developed to simulate the salient physical and chemical properties of human semen. The composition of the medium was based upon an extensive review of the literature on constitu...