Yang 2 Experimental

Y. L. Tzan and Y. M. Yang, Experimental Study of Surfactant Effects on Pool Boiling Heat Transfer, / Heat Transfer (112) 207-212, 1990. 

Those entries that incorporated the reversibility of the reaction in the kinetics came closer to the exact performance. Submission 5, L. H. Hosten and J. J. Perou, assistants of professor G. F. Froment at Gent, Belgium used the table of Yang and Hougen to assemble the model. They used only one temperature dependent term, the energy of activation. The value for this in their correlation was E= 30,376 cal/mol from 27 experimental results. This almost matches the results derived in Chapter 6.3 from 8 experimental results at 4 conditions. 

Because much experimental work has been stimulated by the quasi-chemical theory, it is important to gain proper perspective by first describing the features of this theory.12 The term, quasichemical will be used to include the Bragg-Williams approximation as the zeroth-order theory, the Bethe or Guggenheim pair-distribution approximations as the first-order theory, and the subsequent elaborations by Yang,69 Li,28 or McGlashan31 as theories of higher order. 

TABLE II. Comparison Between Experimental EJRTC with the Value Given by the Yang-Li Quasi-Chemical Theory for Cu-Au Superlattices. Interaction Parameter, w, Calculated from Tc and the Yang-Li Theory... 

Table II also demonstrates the discrepancy existing between E0/RTe calculated by the Yang-Li quasi-chemical theory and the experimental ratio. E0 is the energy difference between a fully ordered superlattice and the corresponding solid solution with an ideally random atom species distribution. It is a quantity that can only be estimated from existing experimental information, but the disparity between theory and experiment is beyond question.

Lin Q, Jiang F, Wang X-Q, Han Z, Tai Y-C, Lew J, Ho C-M (2000) MEMS Thermal Shear-Stress Sensors Experiments, Theory and Modehng, Technical Digest, Solid State Sensors and Actuators Workshop, Hilton Head, SC, 4—8 June 2000, pp 304-307 Lin TY, Yang CY (2007) An experimental investigation of forced convection heat transfer performance in micro-tubes by the method of hquid crystal thermography. Int. J. Heat Mass Transfer 50 4736-4742... 

Tzanand YL, Yang YM (1990) Experimental study of surfactant effects on pool boiling heat transfer J Heat Transfer 112 207-212... 

Lelea D, Nishio S, Takano K (2004) The experimental research on micro-tube heat transfer and fluid flow of distilled water. Int J Heat Mass Transfer 47 2817-2830 Li J, Peterson GP, Cheng P (2004) Three-dimensional analysis of heat transfer in a micro-heat sink with single phase flow. Int J Heat Mass Transfer 47 4215-4231 Lin TY, Yang CY (2007) An experimental investigation by method of fluid crystal thermography. Int. J. Heat Mass Transfer 50(23-24) 4736-4742... 

Tea flavonoids, or tea extracts, have been linked to benefits in reducing the risk of certain cancers and cardiovascular diseases in experimental animals. However, epidemiological studies have produced inconsistent evidence in the relationship between tea drinking and cancer (Blot et a/., 1997 Goldbohm etal, 1996 Hertog eta/., 1997 Yang eta/., 1996). Therefore, further research is needed before definitive conclusions on the impact of tea consumption upon the cancer risk in humans can be reached. The metabolites of catechins and flavonols after consumption of tea infusions have scarcely been investigated, and thus more research is needed as to the role of those compounds in the reported health benefits of tea consumption. 

DREOSTic I E, WARGOVICH M J and YANG c s (1997) Inhibition of carcinogenesis by tea The evidence from experimental smdies , Crit Rev Food Sci Nutr, 37, 761-70. 

VAN HET HOF K H, WISEMAN s A, YANG c s, TiJBURG L B M (1999) Plasma and lipoprotein levels of tea catechins following repeated tea consumption, Proceedings of the Society for Experimental Biology and Medicine, 220, 203-9. 

Lina, K. Zhang, Y. Xua, X. Dia, H. Yang, R. Qina, P., 2005, Experimental study of underfloor electric heating system with shape-stabilized PCM plates, Energy and Buildings 37 215-220. 

Yang and Hougen Chem. Eng. Progr., 46 (146), 1950] have suggested that initial rate data can be analyzed in terms of total pressure to facilitate the acceptance or rejection of a mechanism. For their analyses, experimental conditions are set such that the two reactants are present in constant composition (often equimolar amounts). 

Cope, A.P., Liblau, R.S., Yang, X.D., Congia, M., Laudanna, C., Schreiber, R.D., Probert, L., Kollias, G. and McDevitt, H.O. (1997) Chronic tumor necrosis factor alters T cell responses by attenuating T cell receptor signaling. Journal of Experimental Medicine 185, 1573-1584. 

The amino acid, activated by uptake of SO3, reacts with a second molecule of amino acid to form the dipeptide, which can in turn react further to form a tripeptide (and so on). This peptide synthesis model, which is supported by experimental evidence, appeals because of its simplicity it may well correspond much more closely to conditions on the primeval Earth than do some other models (Chen and Yang, 2007). 

Solids Circulation Mechanisms. Two mechanisms for solids circulation have been observed experimentally (Yang and Keaims, 1978a). 

The axial velocity profiles, calculated on the basis of Tollmien similarity and experimental measurement in Yang and Kcaims (1980) were integrated across the jet cross-section at different elevations to obtain the total jet flow across the respective jet cross-sections. The total jet flows at different jet cross-sections are compared with the original jet nozzle flow, as shown in Fig. 31. Up to about 50% of the original jet flow can be entrained from the emulsion phase at the lower part of the jet close to the jet nozzle. This distance can extend up to about 4 times the nozzle diameter. The gas is then expelled from the jet along the jet height. 

The mechanistic model developed in the last section is applied to the data collected experimentally. Bubble diameter and bubble velocity calculations were based on the empirical equations obtained from frame-by-frame analysis of high-speed motion pictures taken under the respective operating conditions (Yang et al., 1984c). The equations used are ... 

Alcantara CS, Yang CH, Steiner TS, Barrett LJ, Lima AAM, Chappell CL, Okhuysen PC, White AC, Guerrant RL Interleukin-8, tumor necrosis factor-a and lactoferrin in immunocompetent hosts with experimental and Brazilian children with acquired cryptosporidiosis. Am J Trop Med Hyg 2003 68 325-328. 

Yang WJ, White HW (1982) Comparison of experimental and theoretical intensities of inelastic electron tunneling spectra for thiourea. Surf Sci 118 303-320... 

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