INDEX 



nuclei, source of, in nucleate boiling, 321 

 nucleus, equivalent spherical diameter of, 



320, 321 

 nucleus size, effect on bubble growth, 325 

 Nusselt number, 296, 306, 446, 449, 468 



O'Brien, V., 206 



Obukhoff, A. M., 238 



Obukhoff spectrum, 225 



optical depth, 492 



origin of turbulence, 67 



oscillations, ToUmien-Schlichting, 5 



Pappas, C. C, 65, 107, 398 



partial film boiling, 316 



permeability of porous metal, 431 



Phillips, O. M., 248 



Planck's radiation law, 489 



Pohlhausen, H., 439, 449 



Poiseuille flow, 461, 462, 465 



Poroloy, 431, 477 



Poroloy process, 429 



porosity, 430 



porous medium, 430 



Potter, J. L., Jr., 60 



power formula, limitations, 122 



power law, in turbulent flow, 



basis of, 119 



boundary layer thickness, 121 



skin friction, 120 



velocity distribution, 120 

 Prandtl, L., 49, 53, 122, 168, 290, 294, 341, 



455 

 Prandtl mixing length, 382, 456, 473 



formula, 108 

 Prandtl number, 341, 440, 441 



turbulent, 102 

 pressure changes across turbulent bound- 

 ary layer, 90 

 pressure correlation, 206, 209, 236 

 pressure gradient effect, 



on boundary layer, 130 



on skin friction, 133 

 pressure gradient parameter for equilib- 

 rium profiles, 146 

 Preston, J. H., 48, 49 

 probability distribution, 198 



joint, 199 

 propellant, 428 

 Proudman, I., 221, 232, 237, 239, 248 



quasi-Gaussian approximation, 200, 236 

 Quick, A. W., 11, 29 



radiant beam length, mean, 519 

 radiant exchange, 



among wall elements of black enclosure, 

 510 



black source sinks, no gas, 527 



radiant exchange, real gas, gray sink and 

 no-flux surface, 535 

 real gas, 2 gray sinks, no-flux surface, 



535 

 system containing gray gas, 523, 528 

 two source sinks, no gas, 526 

 radiant flux, 490 

 radiant interchange, nongray body in 



enclosure, 504 

 Rannie, W. D., 309, 454, 483 

 Rayleigh-Jeans radiation law, 490 

 real gas, 531 

 reattachment of separated boundary 



layer, 41 

 recovery factor, 54, 92 

 effect of, 



Mach number on, 94 

 Reynolds number on, 92 

 recovery temperature, 54 

 reference temperature, 306, 308 

 reflector, diffuse, 533 

 Regier, A., 52 

 Reichardt, H., 53, 294 

 Reid, W. H., 237, 244 

 Reis, F. B., 247 

 Reissner, E., 231 



Reynolds, O., 288, 290, 349, 378, 454 

 Reynolds analogy, 290 



inboiling heat transfer, 333 

 Reynolds analogy factor, 349 

 Reynolds equations, 197 

 Reynolds number, 296, 349, 441, 455 



local boundary layer, 20 

 Reynolds stresses, 197 

 Riabouchinsky, D., 52 

 Richardson, L. F., 244 

 RiddeU, F. R., 157 

 Rivas, M. A., Jr., 369 

 Robertson, H. P., 203, 206 

 rocket motors, 



effect of film cooling on heat transfer 



in, 416, 418 

 heat transfer in, 415, 419 

 due to radiation, 417 

 Rosenhead, L., 23 

 Rotta, J., 246 

 roughness, 147 



aerodynamic effect, 147 

 effect on shape parameter, 152 

 effect on transition, 8, 38, 49, 62 

 equivalent sand-grain, 147 

 limit, 



for aerodynamic aUy smooth condi- 

 tion, 149 

 for fully rough condition, 149 

 sand-grain, 18, 45 

 spherical, 45 



< 545 ) 



