annals of NUCLEAR ENERGY Volume 23 List of Contents and Author Index Executive Editors M. M. R. Williams University of London, U.K. L. E. Weaver Florida Institute of Technology, Melbourne, U.S.A. Associate Editor A. K. Prinja University of New Mexico, Albuquerque, U.S.A. ANNALS OF NUCLEAR ENERGY EXECUTIVE EDITORS L. E. WEAVER M. M. R. WILLIAMS President, Florida Institute of Technology, University of London, 150 W. University Boulevard, Melbourne, London, U.K. FL 32901-6988, U.S.A. ASSOCIATE EDITOR A. K. PRINJA Department of Chemical and Nuclear Engineering, University of New Mexico, Albuquerque, NM 87131, U.S.A. ADVISORY EDITORS F. W. ALBauGH, Richland, U.S.A. J. L. MuNoz-Coso, Valencia, Spain P. L. Auger, Ithaca, U.S.A. R. L. Murray, Raleigh, U.S.A. T. D. BEYNon, Birmingham, U.K. D. OKrRENT, Los Angeles, U.S.A. R. A. BonALuMi, North York, Canada A. E. PaRSHAKOV, Kiev, Ukraine F. R. FARMER, Warrington, U.K. A. M. Perry, Oak Ridge, U.S.A. H. FENECH, Santa Barbara, U.S.A. H. Ruer, Ispra, Italy W. FRANKOwSKI, Warsaw, Poland W. ROTHENSTEIN, Haifa, Israel B. D. GANAPOL, Tucson, U.S.A. D. C. SAHNI, Bombay, India A. GANDINI, Rome, Italy A. SCHNEIDER, Atlanta, U.S.A. W. Harece, Karlsruhe, Germany B. I. SprnraD, Seattle, U.S.A. A. A. Harms, Hamilton, Canada R. J. J. STAMM’LER, Gaithersburg, U.S.A. R. A. Karam, Atlanta, U.S.A. D. B. TrauGerR, Oak Ridge, U.S.A. H. Konno, /baraki, Japan R. E. Unric, Knoxville, U.S.A. J. MiLDA, Tokai, Japan G. A. WIKHAMMER, Chalk River, Canada R. R. MOHLER, Corvallis, U.S.A. Publishing Office (Production Editor: Anthony Doyle; e-mail: [email protected]) Elsevier Science Ltd, The Boulevard, Langford Lane, Kidlington, Oxford OX5 1GB, U.K. [Tel. (01865) 843000; Fax (01865) 843010). Subscription and Advertising Offices North America: Elsevier Science Inc., 660 White Plains Road, Tarrytown, NY 10591-5153, U.S.A. Rest of the World: Elsevier Science Ltd, The Boulevard, Langford Lane, Kidlington, Oxford OX5 1GB, U.K. [Tel. (01865) 843000; Fax (01865) 843610]. Subscription Rates Annual Institutional Subscription Rates 1996: North, Central and South America, US$1527.00; Rest of the World, £960.00. Associated Personal Subscription Rates are available on request for those whose institutions are library members. Sterling prices exclude VAT. Non-VAT registered customers in the European Community wil! be charged the appropriate VAT in addition to the price listed. Prices include postage and insurance and are subject to change without notice. Back Issues Back issues of all previously published volumes are available direct from Elsevier Science Offices (Oxford and New York). Complete volumes and single issues can be purchased for 1991-1995. Earlier issues are available in high quality photo-duplicated copies as complete volumes only. Copyright © 1996 Elsevier Science Ltd Periodicals Postage paid at NEWARK, NJ. Annals of Nuclear Energy (ISSN 0306-4549) is published monthly plus additional issues in January, March, May, July, September and November, by Elsevier Science Ltd, The Boulevard, Langford Lane, Kidlington, Oxford OX5 1GB, U.K. The annual subscription price in the U.S.A. is $1527.00. Annals of Nuclear Energy is distributed by Mercury Airfreight International Ltd, 10 Camptown Road, Irvington, NJ 07111-1105. POSTMASTER: please send address corrections to Annals of Nuclear Energy, clo Elsevier Science Inc., 660 White Plains Road, Tarrytown, NY 10591-5153, U.S.A. LIST OF CONTENTS NUMBER | A. Racz 1 A formal language to describe a wide class of failure detection and signal validation procedures Jeffery D. Lewins and Eugene N. Property discontinuities in the solution of finite N. Ngcobo difference approximations to the neutron diffusion equations H. Konno and K. Hayashi Stochastic non-linear reactor model near the Hopf bifurcation Hugo van Dam Delayed neutron effectiveness in a fluidized bed fission reactor T. H. J. J. van der Hagen The effect of turbulent diffusion on transit-time determination by cross correlation of temperature fluctuations K. F. Schoepf and T. Hladschik Dynamic ignition—a new operation criterion for fusion plasmas Technical Notes I. I. Bashter, A. S. Makarious and Investigation of hematite-serpentine and A. El-Sayed Abdo ilmenite—limonite concretes for reactor radiation shielding G. Th. Analytis A phenomenological model for the interpretation of velocities measured in BWRs by cross-correlation techniques Current Papers in Nuclear Energy NUMBER 2 Jin Il Mok and Poong Hyun Seong 87 Optimal inspection and replacement periods of the safety system in Wolsung nuclear power plant unit | with an optimized cost perspective E. M. Malambu and E. H. Mund A self-consistent nodal method in response matrix formalism for the multigroup diffusion equations ili Voiume Contents H. Konno, R. Kozma and 119 CML approach to power reactor dynamics M. Kitamura (I)—preservation of normality Tae Hyeong Kim and Nam Zin Cho 133 Source projection analytic nodal S, method for hexagonal geometry J. H. Choi, H. S. Lim, M. Y. Ohn, 145 Prediction of transient behaviour of heavy water K. M. Lee and J. Y. Huh and helium gas in reactivity mechanism thimbles during an in-core break in CANDU reactor F. E. Jatuff 151 Synthesis of unknowns for the interface partial current method H. Schoonewelle, T. H. J. J. van 159 A comparison of three time-domain anomaly der Hagen and J. E. Hoogenboom detection methods I Press Release from the NRPB NUMBER 3 A. N. Kornilovsky, D. R. Kingdon 171 On the dynamics of fuel pellets in suspension and A. A. Harms M. A. Atalay 183 The critical slab problem for reflecting boundary conditions in one-speed neutron transport theory A. S. Makarious, I. I. Bashter, 195 On the utilization of heavy concrete for radiation A. El-Sayed Abdo, shielding M. Samir Abdel Azim and W. A. Kansouh P. H. Liem 207 Design procedures for small pebble-bed high temperature reactors M. Antonopoulos-Domis and 217 Velocity profile effects on neutron cross-spectra in S. Kadi BWRs R. S. Modak and V. K. Jain 229 Sub-space iteration scheme for the evaluation of A- modes of finite-differenced multi-group neutron diffusion equations Technical Notes Yigal Ronen 239 Correlations for delayed neutron yields for thermal, fast and spontaneous fissions Volume Contents M. Segev and A. Galperin The use of flux ratios to homogenize squared absorber cells Current Papers in Nuclear Energy Announcement Press Release from AIP Press NUMBER 4/5 Noel! Corngold Dedication A. Ziya Akcasu and A statistical model for electron transport and dose Edward W. Larsen calculations Kent Christianson and A contribution to the problem of runaway electrons Noel Corngold J. Devooght, Huang Xing and A nonconforming finite element approximation of E. H. Mund the transport equation in quadrangular and hexagonal geometries B. D. Ganapol and D. E. Kornreich The Green's function method for the monoenergetic transport equation with forward/backward/isotropic scattering R. D. M. Garcia and C. E. Siewert A stable shifted-Legendre projection scheme for generating P, boundary conditions Ivan KuSéer The transport mean path of test particles in gases Edward W. Larsen How rapidly and how far do neutrons migrate? Jeffery Lewins Turning on the hot tap; the art of the analyst Sudarshan K. Loyalka Rotation of a closed torus in the slip regime N. J. McCormick Analytical transport theory applications in optical oceanography M. Makai and N. G. Sjostrand On the buckling approximation for the angular distribution of neutrons in a slab lattice I. Pazsit On the kinetic response of a reactor with delayed neutrons Volume Contents G. C. Pomraning 413 (Weakly) three-dimensional Caseology Anil K. Prinja 429 On the solution of a nonlocal transport equation by the Wiener-Hopf method W. Rothenstein 44t Neutron scattering kernels in pronouced resonances for stochastic Doppler effect calculations NUMBER 6 A. B. Smith and S. Chiba 459 Neutron scattering from elemental uranium and thorium Ritsuo Oguma 469 Investigation of power oscillation mechanisms based on noise analysis at Forsmark-1 BWR Robert J. Dodson and Madeline Low temperature overpressurization protection Anne Feltus system setpoint analysis using RETRAN for Salem J. Devooght and O. F. Smidts Transport of radionuclides in stochastic media:1. The quasi-asymptotic approximation B. Montagnini, P. Raffaelli, A 3D coarse-mesh time dependent code for nuclear M. Sumini and D. M. Zardini reactor kinetic calculations F. Erdogan, M. C. Giile¢yiiz, Solution of the C, equations using singular A. Kaskas and C. Tezcan eigenfunctions and applications NUMBER 7 C. D. Heising and 543 On a Bayesian estimation procedure for determining J. A. Zamora-Reyes the average ore grade of a uranium deposit Madeline Anne Feltus and 553 Evaluation of the FRANCO Finite Element Fuel Kwangho Lee Rod Analysis Code S. L. Schofield and R. T. Ackroyd 567 A maximum principle for time dependent transport in systems with voids O. F. Smidts Transport of radionuclides in stochastic media: 2. Evaluation of the parameters Volume Contents Feyzi Inanc 597 Development of a modular nodal method for solving three dimensional spherical harmonic equations Technical Notes Feyzi Inanc Verification of the three-dimensional modular nodal method for spherical harmonic equations A. S. Makarious, I. I. Bashter, Measurement of fast neutrons and secondary A. El-Asyed Abdo and gamma rays in graphite w. A. Kansouh NUMBER 8 I. V. Serov and 625 Confluence of calculational and experimental J. E. Hoogenboom information for determination of power distribution and burnup R. Schechtman and Risk assessment of the beneficial impact of a filtered C. D. Heising venting containment system in a PWR with large, dry containment H. Sekimoto, H. Nakamura and Toxicity of radioactive wastes discharged from N. Takagi nuclear energy center in the future equilibrium state F. Anli and S. Giingér A spectral nodal method for one-group x, y, =- cartesian geometry discrete ordinates problems A. Gandini First and higher order, heuristically based generalized perturbation theory (HGPT) with optional control reset variable Bingjing Su and The Fermi beam solution generalized to oblique G. C. Pomraning incidence NUMBER 9 T. Ohnishi 711 To what extent can the nuclear public relations be effective? Jae Owan Lee, Won Jin Cho, 727 Effect of dry density on Sr-90 diffusion in a Pil Soo Hahn and Kun Jai Lee compacted Ca-bentonite for a backfill of radioactive waste repository viii Volume Contents A. Sharif Heger, K. E. Holbert and 739 Fuzzy associative memories for instrument fault A. Muneer Ishaque detection N. Morishima 757 Information, contraction and extraction by MAR modelling—II. dominant noise sources in BWRS C. C. Stoker and Z. J. Weiss 765 Spatially dependent resonance cross sections in a fuel rod Technical Notes V. A. Khotylev On the interpretation of a positive scram reactivity A. Foglio Para and V. Sanjust Long radioactive decay chains and stiffness problems NUMBER 10 K. Devan, P. Mohanakrishnan, 791 Generation and validation of a new 121 group V. Gopalakrishnan and S. M. Lee coupled (7, 7) cross section library for fast reactor applications T. Watanabe, Goung Jin Lee, A mechanistic model for the analysis of flashing T. Iseki and M. Ishii phenomena W. Yan and B. R. Upadhyaya An integrated signal processing and neural networks system for steam generator tubing diagnostics using eddy current inspection K. Kobayashi Physical meaning of kinetics parameter “lifetime” used in the new multi-point reactor kinetics equations derived using Green’s function G. C. Pomraning Small correlation length solutions for planar symmetry beam transport in a stochastic medium K. Hayashi, Y. Shinohara, Twice squaring method: non-linear acoustic signal K. Watanabe and K. Nabeshima processing technique for real-time detection of sodium boiling NUMBER 11 J. W. Meadows, D. L. Smith, 877 Measurement of fast-neutron activation cross L. R. Greenwood, R. C. Haight, sections for copper, europium, hafnium, iron, Y. Ikeda and C. Konno nickel, silver, terbium and titanium at 10.0 and 14.7 MeV and for the Be@,n) thick-target spectrum Volume Contents J. Koclas, M. T. Sissaoui and Solution of the improved and generalized A. Hébert quasistatic methods using an analytic calculation or a semi-implicit scheme to compute the precursor equations C. H. Cho, J. H. Choi, J. Y. Huh CANDU® NPP reactor regulating system modelling and S. Y. Lee using CATHENA A. Racz Comments on the sequential probability ratio testing methods Technical Notes A. El-Sayed Abdo, I. I. Bashter, Investigation of radiations penetration in aluminum A. S. Makarious and used in reactor technology W. A. Kansouh A. S. Makarious, A. El-Sayed Radiation attenuation in light materials with Abdo, I. I. Bashter and spherical geometry W. A. Kansouh NUMBER 12 R. S. Modak and D. C. Sahni 955 Some reciprocity-like relations in multi-group neutron diffusion and transport theory over bare homogeneous regions N. Mori and K. Kobayashi Geometrical bucklings for two-dimensional regular polygonal regions using the finite Fourier transformation Y. Yamane and D. Ito Feynman-a formula with dead time effect for a symmetric coupled-core system M. Antonopoulos-Domis, Identification of the excitation source of the K. Mourtzanos and G. Por pressure vessel vibration in a Soviet built WWER PWR with signal transmission path analysis A. Racz and I. Lux A one-sided sequential test F. Rahnema and ENDF/B-VI benchmark calculations for the H. N. M. Gheorghiu Doppler coefficient of reactivity Technical Notes R. Hem Prabha and Polynomial expressions for Bickley ard exponential R. D. S. Yadav integral functions Volume Contents . Dékmen and H. Atasoy 1027 Review of (n,3n) reaction cross-sections for fast neutrons and its dependence on the neutron excess term NUMBER 13 . Benoist, A. Kharchaf and 1033 Multigroup Cy method—lI. Half-space albedo . Sanchez problem . Kharchaf, P. Benoist and 1049 Multigroup C, method—II. Albedo and . Sanchez transmission for a slab . C. Bakos and N. F. Tsagas 1061 Angular properties for combined 6.13 and 7.12 MeV source photons penetrating concrete, steel and lead . F. Fantoni and A. Mazzola A pattern recognition—artificial neural networks based model for signal validation in nuclear power plants . Ruby and E. Elias Satisfying boundary conditions in three dimensions: addendum . S. Baek, J. Y. Huh, N. H. Lee, Study on models for mean diameter of aerosol . H. Jeong and J. H. Choi particle for analysis of radionuclide behaviour inside containment Technical Note F. Butuirat and M. Kietkiewicz On additivity of coagulation kernels Letter to the editor H. Roushdy A reply to “Remarks on the use of a corrected formula for the neutron flux in a heterogeneous lattice cell” NUMBER 14 Kengo Hashimoto, Kei Ohya and 1099 Experimental investigations of dead-time effect on Yoshiro Yamane Feynman-x method Yoshiaki Oka and 1105 Negative coolant void reactivity in large fast Tatjana Jevremovic breeder reactors with hydrogenous moderator layer