Publications - Texas Christian University (TCU), Fort Worth, Texas



NEWS! I have received another award for the presentation at the APS Fall Meeting in October, 1998; see the details on Awards- Texas Section Home Page or below...

I defended my PhD. thesis: "Application of Positron Annihilation Spectroscopy to the Characterization of Rocks"on the 30th of October 98. My advisor was Dr. C.A.Quarles

1. Applications of Positron Annihilation Measurement of Doppler Broadening and Lifetime Measurements to Rocks , C.A Quarles, J.Urban, G.Salaita, SPWLA 35-th Annual Logging Symposium, June 19-23 1994, Tulsa, OK, USA (poster) Trans. SPWLA, vol. 1, paper X (article).

2. Doppler Broadening and Positron Lifetime Measurements of Well-Characterized Sandstone and Limestone Samples, J.M.Urban, C.A Quarles, G.N.Salaita 26 Polish Seminar on Positron Annihilation, Sept. 11-16, 1994 (poster) Acta Physica Polonica A, Vol.88 (1995), No.1, pp.241-248 (article).

3. Doppler Broadening and Positron Lifetime Measurements of Sandstone and Limestone Rocks, (poster and a short presentation) J.M.Urban, C.A.Quarles, Fall 1994 Meeting of the TS-APS, October 13-15, 1994, Austin, TX, USA.

4. Investigation of Rock Samples by Use of Positron Annihilation Methods and a Residual Gas Analysis Spectrometer, (presentation) J.M.Urban, C.A. Quarles, Fall 1996 APS Meeting, October 10-12, 1996, Arlington, TX, USA.

5. S-parameter of Rock Samples as a Function of Temperature, (poster) J.M.Urban, C.A.Quarles, 14th Accelerator Conf., Nov. 6-9, 1996, Denton, TX, USA.

6. S-parameter Measurements and Residual Gas Analysis of Rock Samples as a Function of Temperature, J.M.Urban, C.A.Quarles; poster at the ICPA-11, Kansas City, May 25-30, 1997; Materials Science Forum, Vols. 255-257, pp.623-625, 1997.

7. Doppler Broadening and Residual Gas Measurements of Rocks as a Function of temperature - new approach to the analysis of the data, (poster) J.M.Urban, C.A.Quarles, Fall 1997 APS meeting, October 9-11, 1997, Denton, TX, USA. Received Award for the Presentation.

8. Positron Annihilation Spectroscopy of Rocks, J.M.Urban, C.A.Quarles, Fall 1998 APS meeting, October 15-17, 1998, El Paso, TX, USA. Received Award for the Presentation.

9. Positron and Positronium Annihilation in Natural Opals, J.M.Urban-Klaehn, C.A.Quarles, (poster), 15th Accelerator Conf., Nov. 4-7, 1998, Denton, TX, USA.

10. Positron Annihilation in Opals: Evidence of Positronium Formation, J.M.Urban-Klaehn, C.A.Quarles, CP475, Applications of Accelerators in Research and Industry, The American Institute of Physics; 1-56396-825-8/99, April 99, pp. 345-348. Link to the article in Adobe "pdf" format opals98.pdf

11. Positron Annihilation Spectroscopy of Sandstone and Carbonate Rocks, J.M.Urban-Klaehn, C.A.Quarles, Journal of Applied Physics, Vol. 86. No.1, 07.01.99, pp.355-363.

12. Positron and Positronium Annihilation in Natural Opals: Novel Approaches to Analysis, (poster) J.M.Urban-Klaehn, C.A.Quarles, J.M.Urban-Klaehn, C.A.Quarles, APS Centennial Meeting, Atlanta Georgia, March 20-26, 1999.

13. Positron Annihilation Spectroscopy of Sandstone and Carbonate Rocks, (poster) J.M.Urban-Klaehn, C.A.Quarles, APS Centennial Meeting, Atlanta Georgia, March 20-26, 1999.

14. Positron Annihilation Lifetime Spectroscopy of Carbon Black Filled Elastomers, (poster) C.A.Quarles, J.M.Urban-Klaehn, L.Nikiel, M.Gerspacher, Positron Workshop 99, Tsukuba Japan.

15. Positron Annihilation Lifetime Spectroscopy of Carbon Black- and Silica Filled Rubber C.A.Quarles, J.M.Urban-Klaehn, M.Gerspacher, L.Nikiel, M.E. Seaman, Materials Science Forum, Vols. 363-365, pp.343-345, 2001.

 

Last modified 07/16/01




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