1 The desorption kinetics of phosphorus calcareous soil in China.

2 Apparent hysteresis existed in phenanthrene desorption from organo-mineral aggregates.

3 The model can reflect the actual circumstances of desorption.

4 Under gas atmosphere, the desorption rate will increase sharply.

5 These composite resins have good adsorption and desorption performances.

6 There is hysteresis between the sorption and desorption curves.

7 The software for analysing the sorption and desorption isotherm of paddy was presented.

8 The article studied the thermal desorption behavior Fs on the fly ash under anoxic conditions.

9 The behaviours of adsorption and desorption of gold from chlorine aqueous solution with new C410 piperidine resin were studied.

10 Wake flow of desorption and washing of regeneration were reused to reduce the cost and pollution.

11 The electron impact and field desorption mass spectra of 10 2,[]4-diamino-6-substituted quinazoline sulfonamides were investigated.

12 Charcoal adsorption and thermal desorption were used for the sampling of propylene analysisby GC ( FID ).

13 Adsorption and desorption of As on Ti - PLM was carried out.

14 The Ti - PLM showed a desorption capacity of 28 - 30 % for As.

15 Desorption chemical ionization technique has been applied by authors to direct thermal pyrolysis of polymers in chemical ionization source with different reagent gases.

16 Results show that the main factors influencing methane desorption include pressure, gas content, coaly moisture content, matrices size and temperature etc.

17 The work has researched in adsorption and desorption of iodine and technetium on brass ore, lead glance, rare-earth hematite, antimony glance, molybdenite and iron pyrites and so on.

18 Some factors affecting absorption and desorption, such as type, density temperature are systematically studied. Tha effect of recycling p-nitrophenol is satisfactory.

19 The instruments are designed for high precision scientific applications including single crystal calorimetry, laser induced desorption and flash temperature gas evolution.

20 The results show that resins D201 have excellent ability of bromine adsorption, the loaded resins can desorb easily with hydrochloric acid, and the desorption property is quite excellent.

21 As a result of the expansion of micropore in zeolites, the desorption isotherm is different from the adsorption isotherm.

22 Methods:Active carbon tube adsorption were used for sampling of methacrylonitrile, then thermal desorption analysis was performed by GC(FID).

23 Methods Solvents such as 1,2-dichloroethane, trichloromethane and carbon tetrachloride were sampled with charcoal tube. With carbon disulfide as the desorption solvent GC(FID)analyses were performed.

24 Separation of L - phenylalanine by cation exchanged resin JK 006 was studied, including adsorption, scrubbing, desorption and regeneration.

25 The article also researches other questions such as: the determinating of dead space, whether the adsorption isotherm according with the desorption isotherm.

26 The ethylene ( C 2 H 4 ) adsorbed on Ru ( 0001 ) surface has been studied by using thermal desorption spectroscopy ( TDS ).

27 This paper analyzes the common deoxidize methods of heating power, vacuum, adding medication in furnace and desorption, points out the advantages, shortcomings and usage range of every methods.

28 In this work, the effect of textural property of activated carbons on desorption activation energy and adsorption capacity for benzothiophene was investigated.

29 This paper summarizes the mechanism of Pb adsorption and desorption in soils.

30 The acid proper-ties of its coking in front and behind by temperature programmed desorption of ammonia(TPD).

31 The term sorption encompasses both processes, while desorption is the reverse process.

32 This new technique relies on using desorption ionisation mass spectrometry to test different spots on the banknote.

33 Activation performances of piperazine in membrane absorption and static state desorption were evaluated.

34 A new kind of regenerable flue gas desulfurization absorbent, desorption promoter and the process are introduced.

35 The thermal desorption conditions and GC - MS parameters were optimized.

36 Relationship between hydrogen and oxidization and spontaneous combustion of coal in gobs in Xinji Coal Mine is studied through experiments of coal desorption and heat decomposition in laboratory.

36 try its best to collect and make good sentences.

37 However, in view of plasma confinement and its boundary gas recycling, the investigation on the gas desorption behavior of plasma facing material for tungsten coating is very important.

38 The sensing layer reacts with a chemical or biological agent by absorption, adsorption, desorption or chemical reaction.

39 The features of Field Desorption Mass Spectra and its application in the analysis of thermolabile substances and nonvolatile compounds are described.

40 The variation of the desorption activation energy of dichloromethane on activated carbons was discussed hardbase ( HSAB ) princi.

41 So the material of their storage ring vacuum chambers must have the characters of low surface thermal outgassing rate, low photon stimulated desorption and resistance to multi-electron impact.

42 The variation of the desorption activation energy of dichloromethane on activated carbons was discussed with the help of the hard soft acid base(HSAB) princi.

43 The order of Df ( desorption factor ) value was: yellowish red soil & gt ; silt - loamy soil & gt ; kaoline & gt ; perlite & gt ; paddy soil ( loamy clay ) & gt ; kieselguhr .

44 The adsorption, desorption performance of strong acidic ion-exchange fiber(IEF) for unsymmetrical dimethyl hydrazine(UDMH) was investigated.

45 The high loading of resin in fibrous adsorber had high adsorption capacity and high desorption.

46 Their innovation, reported this week in Science, is based on desorption electrospray ionisation (DESI), an analytical technique which can be deployed in the field.

47 Objective:To establish a gas chromatography method for determination of methacrylonitrile in the air in a workplace by solvent desorption.

48 During the electrocatalysis of fuel cell, the adsorption and desorption of hydrogen on and from the surface of catalyst is an important step (of the chemical process).

49 The Equilibrium Relative Humidity (ERH) scheme was used to proceed the study of the physical property of the desorption Equilibrium Moisture Content (EMC) of lemon balm during the dehydration process.

50 Another , effect of temperature to the adsorption and desorption rate studied.

51 Effective signal controlled separation of the elements by ad- and desorption in different heatable columns.

52 The temperature-programmed desorption (TPD) of hydrocarbons on HZSM-5 zeolite has been investigated.

53 The adsorption and desorption behaviors of S-metolachlor in three different soils were investigated using the batch equilibration method.

54 The factors such as temperature and flow rate during enrichment, temperature and flow rate during desorption and concentrations of NaOH and luminol affecting CL intensities were studied.

55 The property of P510 resin for adsorption gold from gold-bearing chloride solution and desorption gold has been studied.

56 The adsorption and desorption macro - porous resin on Aspergillus - type Douchi melanoidin were studied.

57 The hydroscopic expansion coefficient of grains is an important physical parameter for prediction of bulk densities and study of internal stresses of grain kernel during adsorption and desorption.

58 Workplace air - Determination of cyclohexanone - Solvent desorption gas chromatographic method.

59 Adsorption on charcoal, solvent desorption and analysis by GC ( FID ) were performed.

60 The adsorption and desorption properties of CNA - 875, CNA - 795 and CNA - E adsorbents to furan were estimated and compared.

61 Electrospray-assisted laser desorption ionization (ELDI), a combination of electrospray ionization and laser desorption, is an ambient ionization source developerd in our laboratory.

62 To use the drilled coal core site desorption data can get a drop-down curve of abandoned mine methane emission rate versus time approximately.

63 The process of hydrochloric acid desorber and the technology innovation were introduced. And the method of desorption efficiency improvement were put forward.

64 To establish thermal desorption gas chromatography for the determination of n-hexane and benzene in the air of workplaces.

65 Because of its special cell wall structure, high capacity of heavy metal-enrichment, and easy to desorption, algae has been considered as an ideal biological adsorbent.

66 CTST high efficiency trays was used to revamp float valve type urea desorption tower under the condition of remaining the shape and size of the tower.

67 The yields of raffinate oil and desorption oil are approximately the same. The potential aromatic content of the raffinate oil rose by 12.9 percent compared to that of the condensate oil.

68 CHA - 111 resin adsorbents show good results in adsorption and desorption.

69 One may also adjust the conditions to monitor the desorption of adsorbate from the catalyst.

70 High - purity sodium tungstate is prepared by controlling the crystal size of desorption solution.

71 The said desorption agent could effectively desorb the sulfur compounds adsorbed by the adsorbent LADS A.

72 The effects of liquid phase environment on the affinity adsorption of active xylanases from Trichoderma virides to the insoluble oat-spelt xylan and subsequent desorption was investigated.

73 During the electro-catalytic reaction of fuel cells, the adsorption activation and desorption of hydrogen on catalyst surface are the key steps of the catalytic reaction.

74 The method solid adsorbent - solvent desorption and analysis by GC ( FID ) was used to determine the preferential surveillant gas.

75 The operation of the process on water cycle tail - chlorine gas desorption process were discussed.