Publications
Journal Article
- Z. Dang, W. Wang, J. Chen, E. S. Walker, S. R. Bank, D. Akinwande, Z. Ni, and L. Tao, "Vis-NIR photodetector with microsecond response enabled by 2D bismuth/Si(111) heterojunction," 2D Materials, vol. 8, no. 3, pp. 035002, Mar 2021.
- W. Zhong, Y. Zhao, B. Zhu, J. Sha, E. S. Walker, S. R. Bank, Y. Chen, D. Akinwande, and L. Tao, "Anisotropic thermoelectric effect and field-effect devices in epitaxial bismuthene on Si (111)," Nanotechnology, vol. 31, no. 47, Sep 2020.
- F. He, E. S. Walker, Y. Zhou, R. D. Montano, S. R. Bank, and Y. Wang, "Phase transition in epitaxial bismuth nanofilms," Applied Physics Letters, vol. 117, no. 7, pp. 073103, Aug 2020.
- F. He, E. S. Walker, Y. Zhou, S. E. Muschinske, S. R. Bank, and Y. Wang, "Quantum confinement of coherent acoustic phonons in transferred single-crystalline bismuth nanofilms," Applied Physics Letters, vol. 116, no. 26, pp. 263101, Jun 2020.
- E. S. Walker, S. E. Muschinske, C. J. Brennan, S. Ryul. Na, T. Trivedi, S. D. March, Y. Sun, T. Yang, A. Yau, D. Jung, A. F. Briggs, E. M. Krivoy, M. L. Lee, K. M. Liechti, E. T. Yu, D. Akinwande, and S. R. Bank, "Composition-dependent structural transition in epitaxial Bi1-xSbx thin films on Si(111)," Physical Review Materials, vol. 3, no. 6, pp. 064201, Jun 2019.
- N. Roschewsky, E. S. Walker, P. Gowtham, S. E. Muschinske, F. Hellman, S. R. Bank, and S. Salahuddin, "Spin-orbit torque and Nernst effect in Bi-Sb/Co heterostructures," Phys. Rev. B, vol. 99, pp. 195103, May 2019.
- J. Jeong, K. Chen, E. S. Walker, N. Roy, F. He, P. Liu, G. Willson, M. Cullinan, S. R. Bank, and Y. Wang, "In-Plane Thermal Conductivity Measurement with Nanosecond Grating Imaging Technique," Nanoscale and Microscale Thermophysical Engineering, vol. 22, no. 2, pp. 83-96, Dec 2017.
- T. Trivedi, A. Roy, H. C. P. Movva, E. S. Walker, S. R. Bank, D. P. Neikirk, and S. K. Banerjee, "Versatile Large-Area Custom-Feature van der Waals Epitaxy of Topological Insulators," ACS Nano, vol. 11, pp. 7457-7467, Jul 2017.
- E. S. Walker, S. Ryul. Na, D. Jung, S. D. March, J. Kim, T. Trivedi, W. Li, L. Tao, M. L. Lee, K. M. Liechti, D. Akinwande, and S. R. Bank, "Large-Area Dry Transfer of Single-Crystalline Epitaxial Bismuth Thin Films," Nano Letters, vol. 16, no. 11, pp. 6931-6938, Oct 2016.
- E. M. Krivoy, H. P. Nair, A. M. Crook, S. Rahimi, S. J. Maddox, R. Salas, D. A. Ferrer, V. D. Dasika, D. Akinwande, and S. R. Bank, "Growth and characterization of LuAs films and nanostructures," APL, vol. 101, no. 14, pp. 141910, Oct 2012.
- A. M. Crook, H. P. Nair, D. A. Ferrer, and S. R. Bank, "Suppression of planar defects in the molecular beam epitaxy of GaAs/ErAs/GaAs heterostructures," APL, vol. 99, pp. 072120, Aug 2011.
Conference Paper
- N. Roschewsky, E. S. Walker, P. Gowtham, S. E. Muschinske, F. Hellman, S. R. Bank, and S. Salahuddin, "Spin-orbit torque and Nernst effects in Bi-Sb/ferromagnet heterostructures," American Physical Society March Meeting (APS), Boston, MA, Mar 2019.
- S. E. Muschinske, E. S. Walker, C. J. Brennan, Y. Sun, A. Yau, T. Trivedi, A. Roy, S. D. March, A. F. Briggs, E. M. Krivoy, D. Akinwande, M. L. Lee, E. T. Yu, and S. R. Bank, "Epitaxial Growth and Characterization of 2-D BixSb1-x Alloys on Si(111)," 60th Electronic Materials Conf. (EMC), Santa Barbara, CA, Jun 2018.
- E. S. Walker, S. Ryul. Na, Y. Sun, C. J. Brennan, F. He, R. H. Roberts, N. Yoon, S. E. Muschinske, S. D. March, A. F. Briggs, D. Wasserman, D. Akinwande, Y. Wang, E. T. Yu, M. L. Lee, K. M. Liechti, and S. R. Bank, "Epitaxial Growth and Transfer of Bismuth and Bismuth Antimonide Thin Films," SRC TECHCON, Austin, TX, Sep 2017.
- E. S. Walker, C. J. Brennan, J. Damasco, S. D. March, A. F. Briggs, E. Davis, W. Zhu, D. Akinwande, N. Mason, E. T. Yu, and S. R. Bank, "Growth Optimization of Epitaxial Bismuth Thin Films Towards the 2-D Limit," 59th Electronic Materials Conf. (EMC), South Bend, IN, Jun 2017.
- J. Jeong, K. Chen, E. S. Walker, S. R. Bank, and Y. Wang, "Nanosecond Grating Imaging Technique for Measuring Thermal Transport Properties," 59th Electronic Materials Conf. (EMC), South Bend, IN, Jun 2017.
- D. J. Ironside, A. M. Skipper, T. A. Leonard, E. S. Walker, S. D. March, L. J. Nordin, D. Wasserman, and S. R. Bank, "Epitaxial Integration of High-Contrast Photonic Structures," 59th Electronic Materials Conf. (EMC), South Bend, IN, Jun 2017.
- S. E. Muschinske, E. S. Walker, S. Ryul. Na, S. D. March, A. F. Briggs, D. Akinwande, K. M. Liechti, and S. R. Bank, "Epitaxial Bismuth Transfer to Arbitrary Substrates Using Thermal Release Tape," 59th Electronic Materials Conf. (EMC), South Bend, IN, Jun 2017.
- E. S. Walker, S. E. Muschinske, R. H. Roberts, N. Yoon, C. J. Brennan, S. Ryul. Na, S. D. March, Y. Sun, A. F. Briggs, E. Davis, D. Akinwande, K. M. Liechti, E. T. Yu, D. Wasserman, and S. R. Bank, "Epitaxial Growth and Transfer of BixSb1-x Thin Films," 59th Electronic Materials Conf. (EMC), South Bend, IN, Jun 2017.
- E. S. Walker, S. Ryul. Na, D. Jung, S. D. March, Y. Liu, T. Trivedi, W. Li, L. Tao, M. L. Lee, K. M. Liechti, D. Akinwande, and S. R. Bank, "Growth and Transfer of Epitaxial Bismuth Films for Flexible Electronics," 58th Electronic Materials Conf. (EMC), Newark, DE, Jun 2016.
- S. D. Sifferman, R. Salas, S. J. Maddox, H. P. Nair, N. T. Sheehan, E. M. Krivoy, E. S. Walker, and S. R. Bank, "Surfactant-mediated growth of highly strained materials for mid-infrared applications," 57th Electronic Materials Conf. (EMC), Columbus, OH, Jun 2015.
- E. S. Walker, W. Li, S. Guchhait, M. N. Yogeesh, F. He, Y. Wang, D. Akinwande, and S. R. Bank, "In Situ Oxidation of Bismuth Thin Films Grown by Molecular Beam Epitaxy for Device Applications," 57th Electronic Materials Conf. (EMC), Columbus, OH, Jun 2015.
- D. J. Ironside, E. M. Krivoy, V. D. Dasika, E. S. Walker, K. Nguyen, J. Jeong, Y. Wang, and S. R. Bank, "Tailored III-V Metamorphic Buffer Layers utilizing Embedded Rare Earth Monopnictides for Optoelectronic Applications," 57th Electronic Materials Conf. (EMC), Columbus, OH, Jun 2015.
- E. S. Walker, E. M. Krivoy, M. N. Yogeesh, D. Akinwande, and S. R. Bank, "Semiconducting Bismuth Thin Films Grown by Molecular Beam Epitaxy for Device Applications," 56th Electronic Materials Conf. (EMC), Santa Barbara, CA, Jun 2014.
- A. M. Crook, H. P. Nair, J. H. Lee, D. A. Ferrer, D. Akinwande, and S. R. Bank, "Overgrowth of Epitaxially-Embedded ErAs Films on GaAs," 54th Electronic Materials Conf. (EMC), University Park, PA, Jun 2012.
- A. M. Crook, H. P. Nair Jong Ho Lee, D. A. Ferrer, D. Akinwande, and S. R. Bank, "Nanoparticle Seeded Growth of ErAs Films Embedded in GaAs," North American Molecular Beam Epitaxy Conf. (NAMBE), San Diego, CA, Aug 2011.
- E. M. Krivoy, S. J. Maddox, H. P. Nair, A. M. Crook, V. D. Dasika, D. A. Ferrer, and S. R. Bank, "LuAs films and nanostructures," North American Molecular Beam Epitaxy Conf. (NAMBE), San Diego, CA, Aug 2011.
- A. M. Crook, H. P. Nair, D. A. Ferrer, and S. R. Bank, "Growth of semimetallic ErAs films epitaxially embedded in GaAs," SPIE NanoScience and Engineering, San Diego, CA, Aug 2011.
- A. M. Crook, H. P. Nair, D. A. Ferrer, and S. R. Bank, "Growth of Epitaxially-Embedded ErAs Films in GaAs," 53rd Electronic Materials Conf. (EMC), Santa Barbara, CA, Jun 2011.
- A. M. Crook, H. P. Nair, D. A. Ferrer, and S. R. Bank, "Growth of Rare-Earth Monopnictide Films via Epitaxial Embedding for Plasmonics," International Symposium on Compount Semiconductors (ISCS), Berlin, Germany, May 2011.
- H. P. Nair, A. M. Crook, K. W. Park, D. A. Ferrer, S. K. Banerjee, E. T. Yu, and S. R. Bank, "Investigation of MBE-grown ErAs nanoparticle morphology for high-performance optical and electronic devices," North American Molecular Beam Epitaxy Conference (NAMBE), Breckenridge, CO, Sep 2010.