CUMULATIVE DAMAGE MODEL FOR ADVANCED COMPOSITE MATERIALS. (9999)
MILLER ,H. R., REIFSNIDER ,K. L., STINCHCOMB ,W. W., ULMAN ,D. A., BRUNER,R. D.
N86-28132.
Time and Temperature Dependence of Boron Epoxy and Graphite-Epoxy Laminates. (2005)
Heller,R. A., Swift,G. W., Stinchcomb,W. W., Thakker,A. B., Liu,J. C.
Results of vibration tests and constant strain rate tests performed on Boron/Epoxy and Graphite/Epoxy Specimens at various temperatures are reported together with some preliminary fatigue and damage...
Williams,R. S., Reifsnider,K. L., Stinchcomb,W. W., Turgay,H. T.
The results of strain-controlled axial fatigue tests on boron/epoxy fiber reinforced composite materials are presented in the first of a series of reports detailing such results for a large number of...
Williams,R. S., Reifsnider,K. L., Stinchcomb,W. W., Turgay,H. N.
The results of strain-controlled axial fatigue tests on boron/aluminum fiber reinforced composite materials are presented in the second of a series of reports detailing such results for a large...
Defect Property Relationships in Composite Materials. (2002)
Reifsnider,K. L., Henneke,E. G., Stinchcomb,W. W.
This report describes the initial results of an investigation which has as its objectives the determination of the nature of damage in two graphite-epoxy (GEp) laminates under various combinations of...
Defect-Property Relationships in Composite Materials. Part II. (2002)
Reifsnider, K. L., Henneke, E. G., Stinchcomb, W. W.
This report describes the results of an investigation of the nature of damage in two graphite-epoxy laminates under various loading histories, with special attention to the changes in mechanical...
Defect-Property Relationships in Composite Materials. Part III. (2002)
Reifsnider, K. L., Henneke, E. G., Stinchcomb, W. W.
This report describes the results of an investigation of the nature of damage in two graphite-epoxy laminates under various loading histories, with special attention to the changes in mechanical...
Defect-Property Relationships in Composite Materials. Part IV. (2002)
Reifsnider ,K. L., Henneke,E. G. , II, Stinchcomb,W. W.
This report describes the results of an investigation of the nature of damage in two graphite-epoxy laminates under various loading histories, with special attention to the changes in mechanical...
Cumulative Damage Model for Advanced Composite Materials. (2002)
Liechti,K. M., Reifsnider,K. L., Stinchcomb,W. W., Ulman,D. A.
Test coupons, taken from laminates of graphite fiber/epoxy structures were developed. Their design allowed for one geometry to be used in tensile and compressive testing at strains of importance in...
Cumulative Damage Model for Advanced Composite Materials. (2002)
Miller,H. R., Reifsnider,K. L., Stinchcomb,W. W., Ulman,D. A., Bruner,R. D.
The overall objective of this program is to develop a cumulative damage model for advanced composite materials. This involves the development of analytical models and experimental procedures for...
Cumulative Damage Model for Advanced Composite Materials. (2002)
Miller,H. R., Reifsnider,K. L., Stinchcomb,W. W., Ulman,D. A., Bruner,R. D.
This reports details the model verification activity of Phase III of this program and summarizes the modeling effort conducted over the entire program duration. In the Phase III effort, the model was...
Influence of Cycle Frequency on Composite Fatigue Reliability, (1998)
Reifsnider,Kenneth L., Stinchcomb,W. W., Williams,Richard S., Turgay,H. M.
Variations in the degradation and subsequent fatigue reliability of laminated composite plate specimens with a center hole due to changes in cycle frequency have been identified and investigated....
Fatigue Damage-Strength Relationships in Composite Laminates. Volume 1. (1998)
Reifsnider,Kenneth L., Stinchcomb,W. W., Henneke,E. G., Duke,J. C.
This report is Vol. I of a 2-part final report on the activities which were conducted under Contract No. F33615-81-3225. The general objective of this program was to investigate the precise nature of...
Fatigue Damage - Strength Relationships in Composite Laminates. Volume 2. (1998)
Reifsnider,K. L., Stinchcomb,W. W.
This report presents information and experience generated during the subject investigation which provided support for the major thrust of the effort, but was not the eventual focus of the program....
Investigation of Modeling of Damage Growth in Composite Laminates. (1998)
Reifsnider, K., Stinchcomb, W. W., Bakis, C. E., Yih, H. R., Shalev, Doron
Damage initiation and growth has been studied in several material systems and two notched geometries, revealing generic characteristics of damage development and its relationship to microstructure....
Investigation and Modeling of Damage Growth in Composite Laminates. (1998)
Reifsnider, K. L., Stinchcomb, W. W., Bakis, C. E., Yih, H. R., Shalev, Doron
Damage initiation and growth has been studied in several material systems and two notched geometries, revealing generic characteristics of damage development and its relationship to microstructure....
Role of Interfaces and Interphases in the Evolution Mechanics of Material Systems. (1998)
Reifsnider, K.L., Stinchcomb, W. W., Dillard, D., Swain, R. E., Lesko, J.
The general objective of this investigation is to apply the discipline of mechanics to the prediction and description of the long-term behavior of composite materials by developing experimental...
Kriz, R. D., Stinchcomb, W. W., Tenney, D. R.
This investigation demonstrates how the maximum moisture absorbed (that is the wet condition) in O/+ or - 45/9O sub s and 0/90/+ OR -45 sub s laminates fabricated from T3OO/52O8 significantly alters...
Residual Strength and Life Prediction of Composite Laminates. (1998)
Subramanian, S., Reifsnider, K. L., Stinchcomb, W. W.
A systematic study was conducted to examine the influence of fiber-matrix interphase on the mechanical properties of composite laminates. Three material systems having the same carbon fibers and...
Effect of Ply Constraint on Fatigue Damage Development in Composite Material Laminates. (1998)
Stinchcomb, W. W., Reifsnider, K. L., Yeung, P., Masters, J.
A laminate for the purpose of gaining strength and stiffness in certain desired directions is formed by the bonding together of composite materials of laminae. Although a direct use of laminae...
Williams, R. S., Reifsnider, K. L., Stinchcomb, W. W., Turgay, H. T.
The results of strain-controlled axial fatigue tests on boron-epoxy fiber reinforced composite materials are presented in this first of a series of reports detailing such results for a large number...
Lee, S. S., Stinchcomb, W. W., Henneke II, E. G.
An investigation of the effects of post-processing high temperature environment on the mechanical response of ceramic composites used in engine applications has been conducted. Specimens cut from 08...
On the Flexure Test and Nondestructive Evaluation for Nicalon/CAS Ceramic Composites. (1998)
Lee, S. S., Henneke, E. G., Stinchcomb, W. W.
Tensile strength of ceramic composites is a very important property of interest to material suppliers and users. Because of the cost and difficulty of conduction tension tests on ceramic composites,...
An Axial/Torsional Test Method for Ceramic Matrix Composite Tubular Specimens. (1998)
Liao, K., Lesko, J. J., Stinchcomb, W. W., Reifsnider, K. L., Dunyak, T. J.
In order to advance from material properties determination to performance evaluation of engineering components, a transition from coupon testing to actual component testing is required. A...
Damage Mechanisms of Cross-Ply Nicalon/CAS-II Laminates Under Cyclic Tension. (1998)
This paper presents results from a series of mechanical characterization in an effort to identify some of the fundamental, mechanistic damage in fiber reinforced glass-ceramic matrix composites. An...
INVESTIGATION AND MODELING OF DAMAGE GROWTH IN COMPOSITE LAMINATES. (1998)
Reifsnider, K. L., Stinchcomb, W. W., Bakis, C. E., Yih, H. R., Shalev, D.
DAMAGE INITIATION AND GROWTH IN NOTCHED LAMINATES UNDER REVERSED CYCLIC LOADING. (1998)
BAKIS, C. E., YIH, H. R., STINCHCOMB, W. W., REIFSNIDER, K. L.
The initiation and growth of fatigue damage in notched Cycom AS4/1808 graphite/epoxy laminates were investigated experimentally. The layups, (0/45/90/-45)(s4) and (0/45/0/-45)(s4), provided...
Mechanics of nondestructive testing / edited by W. W. Stinchcomb (1980)
Conference On The Mechanics Of Nondestructive Testing : 1980 : Virginia Tech, Stinchcomb, W. W, Virginia Polytechnic Institute And State University Engineering Engineering Science And Mechanics Dept. Materials Response Group
"Papers from a conference held Sept. 10-12, 1980, sponsored by the Materials Response Group, Engineering Science and Mechanics Dept. Virginia Polytechnic Institute and State University"