Publications

Publications

Engelbrecht-Wiggans A, Phoenix SL. A stochastic model based on fiber breakage and matrix creep for the stress-rupture failure of unidirectional continuous fiber composites 2. Non-linear matrix creep effects. Frontiers in Physics (2021) vol. 9, pp.132 https://doi.org/10.3389/fphy.2021.644815

Forster A, Leber D, Engelbrecht-Wiggans A, et al. Linking theory to practice: predicting ballistic performance from mechanical properties of aged body armor Journal of Research of the National Institute of Standards and Technology (2020) vol. 125, pp. 1-19. https://doi.org/10.6028/jres.125.026

Engelbrecht-Wiggans A, Burni F, Rice KD, Guigues E, Jiang S, Yuan V, Huynh TQ, Jacobs D, and Forster A. Effects of temperature and humidity on high-strength p-aramid fibers used in body armor Textile Research Journal (2020) https://doi.org/10.1177/0040517520918232

Engelbrecht-Wiggans A, Hoang TN, Rodrigues-Cardenas V, Krishnamurthy A, Kaplan K, Forster A. Effect of elevated temperature and humidity on fibers based on 5-amino-2-(p-aminophenyl) benzimidazole (PBIA). SN Appl. Sci. (2020) vol. 2, pp. 705. https://doi.org/10.1007/s42452-020-2489-6

Engelbrecht-Wiggans A, Burni F, Krishnamurthy A, Forster A. Tensile testing of aged flexible unidirectional composite laminates for body armor. J Mater Sci (2019) vol. 55, (3), pp. 1035-1048. https://doi.org/10.1007/s10853-019-04063-w

Engelbrecht-Wiggans A, Phoenix SL. A stochastic model based on fiber breakage and matrix creep for the stress-rupture failure of unidirectional continuous fiber composites. International Journal of Fracture (2019) vol. 217, (1-2), pp.1-34. https://doi.org/10.1007/s10704-019-00359-9

Engelbrecht-Wiggans A, Phoenix SL. Comparison of maximum likelihood approaches for analysis of composite stress rupture data. J Mater Sci (2016) vol. 51, pp. 6639. https://doi.org/10.1007/s10853-016-9950-3

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Presentations

Engelbrecht-Wiggans A. Using Monte-Carlo simulation to predict the failure distribution for loose bundles of filaments. Society for Experimental Mechanics. (2021)

Engelbrecht-Wiggans A, Phoenix SL. A stochastic fiber breakage model for the stress-rupture failure of unidirectional continuous fiber composites with non-linear matrix creep effects. Society for Experimental Mechanics. (2021)

Engelbrecht-Wiggans A, Forster A. Comparison of theoretical and experimental failure distributions for twisted yarns. Society for Experimental Mechanics. (2020)

Engelbrecht-Wiggans A, Forster A. Effects of ageing on tensile strength of flexible unidrectional composite laminates for body armor. Society for Experimental Mechanics. (2019)

Engelbrecht-Wiggans A, Forster A. Tensile strength of flexible unidrectional composite laminates for body armor with ageing. ACS Composite Workshop. (2019)

Engelbrecht-Wiggans A, Forster A. Ageing of flexible unidirectional laminates for body armor. NIST PPP. (2019)

Engelbrecht-Wiggans A, Forster A. Tensile testing of flexible unidirectional laminates. Fiber Society. (2018)

Engelbrecht-Wiggans A, Forster A. Long term stability of co-polymer aramid fibers. Fiber Society. (2018)

Engelbrecht-Wiggans A, Phoenix SL. A stochastic fiber breakage model for composite stress rupture. TMS invited. (2018)

Engelbrecht-Wiggans A, Phoenix SL. Stress rupture analysis for composite overwrapped pressure vessels. NIST PPP. (2018)

Engelbrecht-Wiggans A, Phoenix SL. Analysis of stress rupture data on fiber composites. IAASS. (2017)

Awards

MML accolade: Excellence in MML Safety. For generously making and donating cloth face masks and 3D-printed ear savers for NIST staff members in support of workplace safety requirements during the COVID-19 pandemic. https://data.nist.gov/od/id/mds2-2462 (2021)

H.D. Block Teaching Award. For outstanding service as a Teaching Assistant in MAE 3272: Mechanical Property and Performance Laboratory. (2015)