Dr.Alem Teklu
Office: RITA 331
phone: 843.953.7187
email: teklua@cofc.edu
Office Hours: OFFICE HOURS GO HERE
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Selected Publications
1. Yu Gong, Ming Hu, Nico Harris, Zhonghua Yang, Ti Xie, Alem Abraha Teklu, Narayanan Kuthirummal, Jacob koenemann, Alemayehu Admasu, Sang-Wook Cheong, Will McLoud and Cheng Gong, 2021. “Strong Laser Polarization Control of Coherent Phonon Excitation in van der Waals material Fe3GeTe2”. Nature Partner Journals (npj) 2D Materials and Applications (2022) 9.
2. Yu Gong, Gao-Lei Hou, Xiangdong Bi, Narayanan Kuthirummal, Alem Teklu, Jacob Koenemann*, Nico Harris*, Peng Wei, Krystal Devera*, and Ming Hu, 2021. “Enhanced Two-Photon Absorption in Two Triphenylamine-Based All-Organic Compounds”. J. Phys. Chem. A, 125, 1870-1879.
3. A. Teklu, Canyon Barry, Matthew Palumbo, Collin Weiwadel, Narayanan Kuthirummal, and Jason Flagg, 2018. “Mechanical Characterization of Reduced Graphene Oxide Using AFM”. Advances in Condensed Matter Physics, vol. 2019, Article ID 8713965, p. 1-13.
4. A. Teklu and Ryan Sullivan*, 2017. “A prototype DC triboelectric generator for harvesting energy from natural environment”. Journal of Electrostatics, 86, p. 34-40.
5. A. Teklu, N. F. Declercq, and M. McPherson, 2014. “Acousto-optic Bragg imaging of biological tissue”. J. Acoust. Soc. Am., 136 (2), p. 634-637.
6. Nico F. Declercq, Michael S. McPherson, Mack A. Breazeale, and Alem A. Teklu, 2010. “Optical Bragg Imaging of Acoustic Fields after Reflection”. J. Acoust. Soc. Am., 127 (6), p. 3466 – 3469.
7. Ana Oprisan, Sorinel Oprisan, and Alem Teklu, 2010. “Experimental Study of Nonequilibrium Fluctuations During Free Diffusion in Nanocolloids Using Microscopic Techniques”. Applied Optics, 49, No. 1, pp. 86-98.
8. A. Teklu, Michael S. McPherson, M. A. Breazeale, Roger D. Hasse, and Nico F. Declercq, 2009. “Authors’ Response to Strasburg’s “Comments on ‘Measurement of the Frequency Dependence of the Ultrasonic Parametric Threshold Amplitude for a Fluid-Filled Cavity’”. J. Acoust. Soc. Am., 126 (6), p. 2854-2855.
9. M. McPherson, M. A. Breazeale, and A. Teklu, 2007. “Stability Zones and Acoustic Parametric Oscillation”. Proceedings of the 19th International Congress on Acoustics, Madrid, Spain.
10. A. Teklu, H. Ledbetter, S. Kim, and L. A. Boatner, V. Keppens, M. McGuire, 2007. “Single Crystal Elastic Constants of 70Fe-15Ni-15Cr Alloy”. Metallurgical and Materials Transactions A, 35, pp. 3149-53 (electronic publication: SpringerLink date April 07, 2007).
11. A. Teklu, M. S. McPherson, M. A. Breazeale, R. D. Hasse, and N. F. Declercq, 2006. “Measurement of the Frequency Dependence of the Ultrasonic Parametric Threshold Amplitude for a Fluid-Filled Cavity”. J. Acoust. Soc. Am., 120 (2), p. 657 – 660.
12. A. Teklu, M. A. Breazeale, N. F. Declercq, R. Hasse, and M. McPherson, 2005. “Backward Displacement of Ultrasonic Waves Reflected from a Periodically Corrugated Interface”. Journal of Applied Physics, 97, p. 084904-084907.
13. N. F. Declercq, A. Teklu, M. A. Breazeale, R. D. Hasse, J. Degrieck, and O. Leroy, 2005. “Detection of Fiber Direction in Composites by Means of a High-Frequency Wide-Bounded Beam and Schlieren Photography”. Research in Nondestructive Evaluation, 16, No. 2, p. 55-64.
14. N. F. Declercq, A. Teklu, M. A. Breazeale, R. Briers, O. Leroy, J. Degrieck, and G. N. Shkerdin, 2004. “Study of the Scattering of Leaky Rayleigh Waves at the Extremity of a Fluid-loaded Thick Plate”. Journal of Applied Physics (JAP), 96, No. 10, pp 5836-5840.
15. A. Teklu, H. Ledbetter, S. Kim, and L. A. Boatner, V. Keppens, M. McGuire, 2004. “Single Crystal Elastic Constants of 70Fe-15Ni-15Cr Alloy”. Metallurgical and Materials Transactions A, 35, pp. 3149-53.
16. V. Keppens, M. McGuire, A. Teklu, C. Laermans, B. C. Sales, D. Mandrus, and B. C. Chakoumakos, 2002. “ Glasslike Excitations in Single Crystalline Sr8Ga16Ge30 Clathrates”. Physica B, 316-317, pp. 95-100.
17. D. Hall, D. P. Young, Z. Fisk, T. P. Murphy, E. C. Palm, A. Teklu and R. G. Goodrich 2001. “Fermi Surface Measurements on the Low Carrier Density Ferromagnet Ca1-xLaxB6 and SrB6”. Physical Review B, 64, 233105.
18. N. Harrison, L. Balicas, A. Teklu, R. G. Goodrich, J. S. Brookes, J. L. Smith and J. Cooley, 2001. “Mixed Valence of U determined using the de Haas-van Alphen Effect: Application to UxTh1-xBe13”. Physical Review B, 63, 081101-1(R).
19. N. Harrison, R. G. Goodrich, A. Teklu, L. Balicas, J. S. Brookes, D. Young, Z. Fisk, J. C. Cooley, and J. L. Smith, 2001. “ The Kondo effect to Heavy Fermions Studied using the de Haas – van Alphen effect”. Physica B, 294-295, pp. 234-239.
20. A. Teklu, R. G. Goodrich, N. Harrison, D. Hall, D. Young, and Z. Fisk 2000. “Fermi Surface Properties of Low Concentration CexLa1-xB6 Alloys”. Physical Review B, 62, No. 19, 12875.
21. R. G. Goodrich, N. Harrison, A. Teklu, D. Young and Z. Fisk 1999. “Development of High Field Heavy Fermion Ground State in CexLa1-xB6 Intermetallics”. Physical Review Letters, 82, No. 18, 3669.
22. R. G. Goodrich, N. Harrison, J. J. Vuillemin, A. Teklu, D. W. Hall, Z. Fisk, D. Young and J. Sarrao 1998. “Fermi Surface of Ferromagnetic EuB6”. Physical Review B, 58, No.22, 14896.
Conference Proceedings Conference Papers
23. A. Oprisan, S. A. Oprisan, A. Teklu, J. J. Hegseth, 2011. “Estimate effective interaction potentials from the static structure factor in pure fluids and nanocolloids, NanoTech conference proceeding, Boston, NSTI-Nanotech 2011, Vol 1, 2011.
24. A. Oprisan, S. A. Oprisan, and A. Teklu, 2010. “Dynamics of Intermediate to Late Stage Concentration Fluctuations During Free Diffusion Experiments”. NSTI-Natech, vol 1, pp. 71-74.
25. Nico F. Declercq , A. Teklu, M. A. Breazeale, Roger D. Hasse, Joris Degrieck, Oswald Leroy, 2005. "Fiber direction determination in composites by means of Schlieren photography ", Proc. SPIE Int. Soc. Opt. Eng. 5828, 123.
26. Nico F. Declercq , A. Teklu, M. A. Breazeale, Joris Degrieck, Oswald Leroy, 2005. "Schlieren Photography as a great tool to study wave diffraction at the end of a plate", Proc. SPIE Int. Soc. Opt. Eng. 5828, 117.
27. Efrem Dawit, K. P. Thakur, Kidane Belay, Alem Teklu, F. Habte, and Tquabo T/Michael, 1992. "Equation of state for sodium Chloride up to 300 kb", Proc. Eritrean Chem. Soc., Asmara, Eritrea.
Invited Talks
28. Elastic and optical properties of Er doped LiNbO3 crystal for photonic applications Grand Valley State Univ., Allendale, MI
29. Elastic and optical properties of Er doped LiNbO3 crystal for photonic applications USNA