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RICE-PLANDTED AREA EXTRACTION BY TIME SERIES ANALYSIS OF ENVISAT ASAR WS DATA USING A PHENOLOGY-BASED CLASSIFICATION APPROACH: A CASE STUDY FOR RED RIVER DELTA, VIETNAM
Rice phenology Time series ENVISAR ASAR WS
2015/5/6
Recent studies have shown the potential of Synthetic Aperture Radars (SAR) for mapping of rice fields and some other vegetation types. For rice field classification, conventional classification tech...
Extraction of Gaseous VOCs Using Passive Needle Trap Samplers
Solid phase microextraction (SPME) Needle trap Volatile organic compound (VOC)
2016/3/28
Gaseous toluene, ethylbenzene and o-xylene (TEX) were extracted by using the divinylbenzene (DVB) particle of
60–80 mesh as a sorbent packed in series of needle trap samplers (NTS). The feasibility o...
Liquid chromatography/mass spectrometry analysis of perfluoroalkyl carboxylic acids and perfluorooctanesulfonate in bivalve shells: Extraction method optimization
Perfluorinated carboxylic acids Perfluorooctanesulfonate Shell Soft tissue Acid digestion Solid phase extraction
2013/12/12
Comparison of two extraction methods for the analysis of per- and polyfluorinated chemicals in digested sewage sludge
Per- and polyfluorinated chemicals Sewage sludge Ion-pair extraction Methanol extraction Matrix effect
2013/12/12
Performance Test of an Inertial Fibrous Filter for Ultrafine Particle Collection and the Possible Sulfate Loss when Using an Aluminum Substrate with Ultrasonic Extraction of Ionic Compounds
Inertial classification Ultrafine particles (PM0.1) nano-MOUDI Sulfate loss Aluminum substrate
2016/3/29
A sampler using inertial fibrous filters (INF) has been recently developed for ultrafine particle collection by impaction
and filtration. This new sampler has a low pressure drop (20–30 kPa) and can ...
Comparison of two extraction methods for the analysis of per- and polyfluorinated chemicals in digested sewage sludge
Per- and polyfluorinated chemicals Sewage sludge Ion-pair extraction Methanol extraction Matrix effect
2013/12/12
A rapid and reliable analytical method, based on ion-pair extraction, clean-up on Envicarb cartridge and detection by liquid chromatography–tandem mass spectrometry (LC–MS/MS), was developed for deter...
Extraction of Amino-J Acid from Waste-water by Emulsion Liquid Membrane
emulsion liquid membrane liquid membrane separation industrial waste-water,amino-J acid
2009/11/16
The emulsion liquid membrane technique was used to extract amino-J acid from industrial dye waste-water. The effects of stirring speed, ratio of the emulsion to water (Rew), ratio of the oil to intern...