Dr John Halpin

  • Research associate (Physics & Astronomy)

Publications

List by: Type | Date

Jump to: 2019 | 2018 | 2015 | 2014 | 2012
Number of items: 17.

2019

Barczak, S.A. et al. (2019) Suppression of thermal conductivity without impeding electron mobility in n-type XNiSn half-Heusler thermoelectrics. Journal of Materials Chemistry A, (Accepted for Publication)

Daly, L. et al. (2019) Combining Focused Ion Beam and Synchrotron Tomography to Identify Fluid Pathways in Heated CM Chondrites with Implications for Ryugu and Bennu. 82nd Annual Meeting of the Meteoritical Society, Sapporo, Japan, 7-12 Jul 2019. (Accepted for Publication)

Halpin, J.E., Webster, R.W.H., Gardner, H., Moody, M.P., Bagot, P.A.J. and MacLaren, D.A. (2019) An in-situ approach for preparing atom probe tomography specimens by xenon plasma-focused ion beam. Ultramicroscopy, 202, pp. 121-127. (doi:10.1016/j.ultramic.2019.04.005) (PMID:31005819)

Ferluccio, D. A., Halpin, J. E., MacIntosh, K. L., Quinn, R. J., Don, E., Smith, R. I., MacLaren, D. A. and Bos, J.-W. G. (2019) Low thermal conductivity and promising thermoelectric performance in AxCoSb (A = V, Nb or Ta) half-Heuslers with inherent vacancies. Journal of Materials Chemistry C, 7, pp. 6539-6547. (doi:10.1039/C9TC00743A)

Daly, L., Lee, M.R. , Bagot, P., Halpin, J., Smith, W., McFadzean, S., O'Brien, A.C., Griffin, S. and Cohen, B.E. (2019) Exploring Mars at the Nanoscale: Applications of Transmission Electron Microscopy and Atom Probe Tomography in Planetary Exploration. 16th European Workshop on Modern Developments and Applications in Microbeam Analysis (EMAS2019), Trondheim, Norway, 19-23 May 2019. (Accepted for Publication)

Daly, L., Lee, M.R. , Bagot, P.A.J., Hallis, L.J., Halpin, J., Smith, W. and McFadzean, S. (2019) Insights into Martian Fluid-Rock Reactions by Atom Probe Tomogrpahy of the Interface Between Nakhlite Olivine and Iddingsite. 50th Lunar and Planetary Science Conference 2018, The Woodlands, Texas, 18-22 March 2018.

Webster, R.W.H., Halpin, J.E., Popuri, S.R., Bos, J.-W.G. and MacLaren, D.A. (2019) Spontaneous formation of nanostructures during pulsed laser deposition of epitaxial 2 half-Heusler TiNiSn on MgO(001). APL Materials, 7(1), 013206. (doi:10.1063/1.5052361)

2018

Barczak, S. A., Halpin, J. E., Buckman, J., Decourt, R., Pollet, M., Smith, R. I., MacLaren, D. A. and Bos, J.-W. G. (2018) Grain-by-grain compositional variations and interstitial metals—a new route toward achieving high performance in half-Heusler thermoelectrics. ACS Applied Materials and Interfaces, 10(5), pp. 4786-4793. (doi:10.1021/acsami.7b14525) (PMID:29313341)

Daly, L., Cohen, B.E. , Halpin, J., Lee, M.R. , Hallis, L.J., Smith, W. and McFadzean, S. (2018) Porosity Variations Between Fine Grained Rims and Matrix in a CM Chondrite by 3D Serial Sectioning. 49th Lunar and Planetary Science Conference 2018, The Woodlands, Texas, 19-23 March 2018.

Halpin, J., Bagot, P. A.J., Daly, L., Moody, M. P., Bos, J.-W. G. and MacLaren, D. (2018) An Atom Probe Tomography and STEM-EDX Study of Interfaces in a Cu-doped TiNiSn Thermoelectric Material. Interfaces in Energy Materials 2018, Cambridge, UK, 10-12 Apr 2018.

2015

Halpin, J. E., Rhead, S. D., Sanchez, A. M., Myronov, M. and Leadley, D. R. (2015) Growth of complex SiGe/Ge superlattices by reduced pressure chemical vapour deposition at low temperature. Semiconductor Science and Technology, 30(11), 114009. (doi:10.1088/0268-1242/30/11/114009)

Myronov, M., Morrison, C., Halpin, J., Rhead, S., Foronda, J. and Leadley, D. (2015) Revealing high room and low temperatures mobilities of 2D holes in a strained Ge quantum well heterostructures grown on a standard Si(001) substrate. Solid-State Electronics, 110, pp. 35-39. (doi:10.1016/j.sse.2015.01.012)

Shah, V.A. et al. (2015) Electrical properties and strain distribution of Ge suspended structures. Solid-State Electronics, 108, pp. 13-18. (doi:10.1016/j.sse.2014.12.004)

2014

Foronda, J., Morrison, C., Halpin, J.E., Rhead, S.D. and Myronov, M. (2014) Weak antilocalization of high mobility holes in a strained Germanium quantum well heterostructure. Journal of Physics: Condensed Matter, 27(2), 022201. (doi:10.1088/0953-8984/27/2/022201) (PMID:25469938)

Rhead, S.D. et al. (2014) Tensile strain mapping in flat germanium membranes. Applied Physics Letters, 104(17), 172107. (doi:10.1063/1.4874836)

Myronov, M., Morrison, C., Halpin, J., Rhead, S., Casteleiro, C., Foronda, J., Shah, V. A. and Leadley, D. (2014) An extremely high room temperature mobility of two-dimensional holes in a strained Ge quantum well heterostructure grown by reduced pressure chemical vapor deposition. Japanese Journal of Applied Physics, 53(4S), 04EH02. (doi:10.7567/JJAP.53.04EH02)

2012

Kelsall, R.W. et al. (2012) Germanium/silicon heterostructures for terahertz emission. ECS Transactions, 50(9), pp. 763-771.

This list was generated on Fri Nov 22 09:43:47 2019 GMT.
Number of items: 17.

Articles

Barczak, S.A. et al. (2019) Suppression of thermal conductivity without impeding electron mobility in n-type XNiSn half-Heusler thermoelectrics. Journal of Materials Chemistry A, (Accepted for Publication)

Halpin, J.E., Webster, R.W.H., Gardner, H., Moody, M.P., Bagot, P.A.J. and MacLaren, D.A. (2019) An in-situ approach for preparing atom probe tomography specimens by xenon plasma-focused ion beam. Ultramicroscopy, 202, pp. 121-127. (doi:10.1016/j.ultramic.2019.04.005) (PMID:31005819)

Ferluccio, D. A., Halpin, J. E., MacIntosh, K. L., Quinn, R. J., Don, E., Smith, R. I., MacLaren, D. A. and Bos, J.-W. G. (2019) Low thermal conductivity and promising thermoelectric performance in AxCoSb (A = V, Nb or Ta) half-Heuslers with inherent vacancies. Journal of Materials Chemistry C, 7, pp. 6539-6547. (doi:10.1039/C9TC00743A)

Webster, R.W.H., Halpin, J.E., Popuri, S.R., Bos, J.-W.G. and MacLaren, D.A. (2019) Spontaneous formation of nanostructures during pulsed laser deposition of epitaxial 2 half-Heusler TiNiSn on MgO(001). APL Materials, 7(1), 013206. (doi:10.1063/1.5052361)

Barczak, S. A., Halpin, J. E., Buckman, J., Decourt, R., Pollet, M., Smith, R. I., MacLaren, D. A. and Bos, J.-W. G. (2018) Grain-by-grain compositional variations and interstitial metals—a new route toward achieving high performance in half-Heusler thermoelectrics. ACS Applied Materials and Interfaces, 10(5), pp. 4786-4793. (doi:10.1021/acsami.7b14525) (PMID:29313341)

Halpin, J. E., Rhead, S. D., Sanchez, A. M., Myronov, M. and Leadley, D. R. (2015) Growth of complex SiGe/Ge superlattices by reduced pressure chemical vapour deposition at low temperature. Semiconductor Science and Technology, 30(11), 114009. (doi:10.1088/0268-1242/30/11/114009)

Myronov, M., Morrison, C., Halpin, J., Rhead, S., Foronda, J. and Leadley, D. (2015) Revealing high room and low temperatures mobilities of 2D holes in a strained Ge quantum well heterostructures grown on a standard Si(001) substrate. Solid-State Electronics, 110, pp. 35-39. (doi:10.1016/j.sse.2015.01.012)

Shah, V.A. et al. (2015) Electrical properties and strain distribution of Ge suspended structures. Solid-State Electronics, 108, pp. 13-18. (doi:10.1016/j.sse.2014.12.004)

Foronda, J., Morrison, C., Halpin, J.E., Rhead, S.D. and Myronov, M. (2014) Weak antilocalization of high mobility holes in a strained Germanium quantum well heterostructure. Journal of Physics: Condensed Matter, 27(2), 022201. (doi:10.1088/0953-8984/27/2/022201) (PMID:25469938)

Rhead, S.D. et al. (2014) Tensile strain mapping in flat germanium membranes. Applied Physics Letters, 104(17), 172107. (doi:10.1063/1.4874836)

Myronov, M., Morrison, C., Halpin, J., Rhead, S., Casteleiro, C., Foronda, J., Shah, V. A. and Leadley, D. (2014) An extremely high room temperature mobility of two-dimensional holes in a strained Ge quantum well heterostructure grown by reduced pressure chemical vapor deposition. Japanese Journal of Applied Physics, 53(4S), 04EH02. (doi:10.7567/JJAP.53.04EH02)

Kelsall, R.W. et al. (2012) Germanium/silicon heterostructures for terahertz emission. ECS Transactions, 50(9), pp. 763-771.

Conference or Workshop Item

Daly, L. et al. (2019) Combining Focused Ion Beam and Synchrotron Tomography to Identify Fluid Pathways in Heated CM Chondrites with Implications for Ryugu and Bennu. 82nd Annual Meeting of the Meteoritical Society, Sapporo, Japan, 7-12 Jul 2019. (Accepted for Publication)

Daly, L., Lee, M.R. , Bagot, P., Halpin, J., Smith, W., McFadzean, S., O'Brien, A.C., Griffin, S. and Cohen, B.E. (2019) Exploring Mars at the Nanoscale: Applications of Transmission Electron Microscopy and Atom Probe Tomography in Planetary Exploration. 16th European Workshop on Modern Developments and Applications in Microbeam Analysis (EMAS2019), Trondheim, Norway, 19-23 May 2019. (Accepted for Publication)

Daly, L., Lee, M.R. , Bagot, P.A.J., Hallis, L.J., Halpin, J., Smith, W. and McFadzean, S. (2019) Insights into Martian Fluid-Rock Reactions by Atom Probe Tomogrpahy of the Interface Between Nakhlite Olivine and Iddingsite. 50th Lunar and Planetary Science Conference 2018, The Woodlands, Texas, 18-22 March 2018.

Daly, L., Cohen, B.E. , Halpin, J., Lee, M.R. , Hallis, L.J., Smith, W. and McFadzean, S. (2018) Porosity Variations Between Fine Grained Rims and Matrix in a CM Chondrite by 3D Serial Sectioning. 49th Lunar and Planetary Science Conference 2018, The Woodlands, Texas, 19-23 March 2018.

Halpin, J., Bagot, P. A.J., Daly, L., Moody, M. P., Bos, J.-W. G. and MacLaren, D. (2018) An Atom Probe Tomography and STEM-EDX Study of Interfaces in a Cu-doped TiNiSn Thermoelectric Material. Interfaces in Energy Materials 2018, Cambridge, UK, 10-12 Apr 2018.

This list was generated on Fri Nov 22 09:43:47 2019 GMT.

Research datasets

Jump to: 2019
Number of items: 1.

2019

Ferluccio, D. A., Halpin, J., MacIntosh, K. L., Quinn, R. J., Donc, E., Smith, R. I., MacLaren, D. and Bos, J. W. G. (2019) Low thermal conductivity and promising thermoelectric performance in AxCoSb (A = V, Nb or Ta) half-Heuslers with inherent vacancies. [Data Collection]

This list was generated on Fri Nov 22 09:43:48 2019 GMT.