1. Forthcoming papers

   Announcement Pages: 406 - 406

2. Erratum

   Erratum Pages: 407 - 407

3. Probability based fracture mechanics for impact penetration damage

   • T. P. Rich
   • P. G. Tracy
   • W. Foster

   OriginalPaper Pages: 409 - 430

4. Variation of fracture toughness of a 7075 aluminium alloy with hydrostatic pressure and relationship with tensile ductility

   • J. P. Auger
   • D. François

   OriginalPaper Pages: 431 - 441

5. Analysis of fast fracture and crack arrest by finite differences

   • M. Shmuely

   OriginalPaper Pages: 443 - 454

6. The influence of yield strength and negative stress ratio on fatigue crack growth delay in 4140 steel

   • G. O. Njus
   • R. I. Stephens

   OriginalPaper Pages: 455 - 466

7. The role of thermal and residual stresses in linear elastic and post yield fracture mechanics

   • G. G. Chell
   • D. J. F. Ewing

   OriginalPaper Pages: 467 - 479

8. Plane strain stress intensity factors for branched cracks

   • V. Vitek

   OriginalPaper Pages: 481 - 501

9. Reports of current research announcements

   Announcement Pages: 505 - 505

10. On the use of 2D isoparametric elements for calculations in the fully plastic range

    • H. G. deLorenzi
    • C. F. Shih

    OriginalPaper Pages: 507 - 511

11. Contribution to the study of fatigue-crack propagation near threshold conditions

    • J. Petit
    • J. L. Maillard
    • M. C. Lafarie

    OriginalPaper Pages: 512 - 514

12. Simple approximate methods for determining the stress intensification at the tip of a crack

    • E. Smith

    OriginalPaper Pages: 515 - 518

13. Yield strength considerations for selecting material subjected to spectrum loads

    • W. S. Johnson
    • J. W. Hagemeyer

    OriginalPaper Pages: 519 - 523

14. On the three dimensional aspect of fatigue crack closure in plate specimens

    • Keiji Ogura
    • Kiyotsugu Ohji
    • Keisuke Honda

    OriginalPaper Pages: 524 - 527

15. The influence of dynamic effects in impact testing

    • J. F. Kalthoff
    • S. Winkler
    • J. Beinert

    OriginalPaper Pages: 528 - 531

16. Fracture mechanics of brittle materials in compression

    • P. H. Melville

    OriginalPaper Pages: 532 - 534

17. A Dugdale-Barenblatt model for an equilibrium craze

    • W. W. Gerberich

    OriginalPaper Pages: 535 - 538

18. On absolute convergence of the separation work as calculated by release of nodes in a finite element model

    • K. Hellan
    • I. Lotsberg

    OriginalPaper Pages: 539 - 543

19. Elastic compliances and stress-intensity factors for side-grooved compact specimens

    • C. F. Shih
    • H. G. de Lorenzi
    • W. R. Andrews

    OriginalPaper Pages: 544 - 548

20. Stress intensity factors at the tips of an antiplane shear crack terminating at a bimaterial interface

    • P. S. Theocaris
    • N. I. Ioakimidis

    OriginalPaper Pages: 549 - 552

21. A re-examination of the fracture mechanics energy balance for elastic-perfectly plastic materials

    • A. R. Luxmoore
    • K. Morgan

    OriginalPaper Pages: 553 - 555

22. J-integral related quantities in axisymmetric cases

    • Hans Bergkvist
    • Guex-Le Lan Huong

    OriginalPaper Pages: 556 - 558

23. Announcements

    Announcement Pages: 559 - 560