List of Publications

Peer reviewed


48. N Reznikov, M Bilton, L Lari, M M Stevens, R Kröger “Fractal-like hierarchical organization of bone begins at the nanoscale” Science (2018) Vol. 360, Issue 6388


47. A Munoz Garcia, V L Budarin, Y Zhou, M De bruyn, A J Hunt, L Lari, V K. Lazarov, H J Salavagione, E Morales, G J. Ellis, J H Clark, and P S Shuttleworth “Monolithic mesoporous graphitic composites as super capacitors: from Starbons to Starenes®” Journal of Material Chemistry A (2017) DOI: 10.1039/c7ta09338a


46. C S Kelley, S M Thompson, D Gilks, J Sizeland, L Lari, V K Lazarov, K Matsuzaki, S LeFrançois, G Cinque, P Dumas “Spatially Resolved Variations in Reflectivity Across Iron Oxide Thin Films ” Journal of Magnetism and Magnetic Materials 441 (2017) 743


45. Z Nedelkoski, D Kepaptsoglou, L Lari, T Wen, R A Booth, S D Oberdick, P L Galindo, Q M Ramasse, R FL Evans, S Majetich, V K Lazarov “Origin of reduced magnetization and domain formation in small magnetite nanoparticles ” Scientific Reports 7 (2017) 45997


44. D Gilks, K. P. McKenna, Z. Nedelkoski, B. Kuerbanjiang, K. Matsuzaki, T Susaki, L. Lari, D. Kepaptsoglou, Q. Ramasse, S. Tear, V K. Lazarov“Polar Spinel-Perovskite Interfaces: an atomistic study of Fe3O4(111)/SrTiO3(111) structure and functionality” Scientific Reports 6 (2016) 29724


43. D Gilks, Z Nedelkoski, L Lari, B Kuerbanjiang, K Matsuzaki, T Susaki, D Kepaptsoglou, Q Ramasse, R Evans, K McKenna, V K Lazarov “Atomic and electronic structure of twin growth defects in magnetite” Scientific Reports 6 (2016) 20943


42. S Aktaş, SC Thornton, C Binns, L Lari, A Pratt, R Kröger, MA Horsfield “Control of gas phase nanoparticle shape and its effect on MRI relaxivity” Materials Research Express 2 (2015) 035002


41. L Lari, I Wright, ED Boyes “DIY Tomography sample holder” Journal of Physics: Conference Series 644 (2015) 012013


40. K Yoshida, AN Bright, MR Ward, L Lari, X Zhang, T Hiroyama, ED Boyes and PL Gai “Dynamic wet-ETEM observation of Pt/C electrode catalysts in a moisturized cathode atmosphere” Nanotechnology 25 (2014) 425702


39. L Lari, K Yoshida, PL Galindo, J Sato, J Sizeland, D Gilks, GM Uddin, Z Nedelkoski, PJ Hasnip, A Hirohata, M Oogane, Y Ando, VK Lazarov “Correlations between atomic structure and giant magnetoresistance ratio in Co2 (Fe, Mn) Si spin valves”
Journal of Physics D: Applied Physics 47 (2014) 322003


38. J Sagar, LR Fleet, M Walsh, L Lari, ED Boyes, O Whear, T Huminiuc, A Vick, A Hirohata
“Over 50% reduction in the formation energy of Co-based Heusler alloy films by two-dimensional crystallisation” Applied Physics Letters 105 (2014) 032401


37. J Sagar, CNT Yu, L Lari, A Hirohata “Growth of polycrystalline Heusler alloys for spintronic devices” Journal of Physics D: Applied Physics 47 (2014) 265002


36. L Lari, A Dudkiewicz “Sample preparation and EFTEM of Meat Samples for Nanoparticle Analysis in Food” Journal of Physics: Conference Series 522 (2014) 012057


35. D Gilks, L Lari, K Matsuzaki, R Evans, K McKenna, T Susaki, VK Lazarov “A STEM study of twin defects in Fe3O4 (111)/YZO (111)”
Journal of Physics: Conference Series 522 (2014) 012036


34. L Lari, I Wright, D Pingstone, J Steward, D Gilks, VK Lazarov “An in-house developed annular bright field detection system”
Journal of Physics: Conference Series 522 (2014) 012016


33. L Lari, CJ Nuttall, MP Copley, RJ Potter, J Simon, N Mingo, D Ozkaya       “Characterization of nanoembedded alloyed thermoelectrics”
Journal of Physics: Conference Series 522 (2014) 012040


32. D Gilks, L Lari, K Matsuzaki, H Hosono, T Susaki, VK Lazarov “Structural study of Fe3O4 (111) thin films with bulk like magnetic and magnetotransport behaviour”
Journal of Applied Physics 115 (2014) 17C107


31. Y. Liu, Y.Y. Li, S. Rajput, D. Gilks, L. Lari, P.L. Galindo, M. Weinert, V.K. Lazarov and L. Li, “Tuning Dirac states by strain in the topological insulator Bi2Se3
Nature Physics 10 (2014) 294-299 


          Nature Physics 10-2014 Cover


*featuring in Nature Physics News and Views: “Topological insulators: Strain away ” by Jinfeng Jia.


30. P.J. Hasnip, C.H. Loach, J.H. Smith, M.I.J. Probert, D. Gilks, J. Sizeland, L. Lari,  J. Sagar, K. Yoshida, M. Oogane, A. Hirohata and V. K. Lazarov, “The Effect of Cobalt-Sublattice Disorder on Spin Polarisation in Co2FexMn1−x Si Heusler Alloys”
Materials 7 (2014) 1473


29. P.L. Gai, L. Lari, M.R. Ward and E. D. Boyes, “Visualisation of single atom dynamics and their role in nanocatalysts under controlled reaction environments”
Chemical Physics Letters 592 (2014) 355


28. VF Mitin, VK Lazarov, L Lari, PM Lytvyn, VV Kholevchuk, LA Matveeva,  VV Mitin and EF Venger.  “Effect of film growth rate and thickness on properties of Ge/GaAs (100) thin films” Thin Solid Films 550 (2014) 715


27. D. Gilks, L. Lari, J. Naughton, O. Cespedes, Z. Cai, A. Gerber, S. M. Thompson, K. Ziemer, V. K. Lazarov, “Origin of anomalous magnetite properties in crystallographic matched heterostructures: Fe3O4 (111)/MgAl2O4 (111)”, J. Phys.: Condens. Matter 25 (2013) 485004


26. L. Lari, G. Hughes, K. Muramoto, A. Hirohata, M. Shiraishi, V.K. Lazarov. “Correlation of Microstructure and Transport Properties of Multilayered Graphene Spin Valves on SiO2/Si”
Journal of Physics: Conference Series 471 (2013) 012048


25. L. Lari, I.M. Ross, T. Walther, K. Black, C. Cheze, L. Geelhaar, H. Riechert, P.R. Chalker, “GaN-based radial heterostructure nanowires grown by MBE and ALD”                              Journal of Physics: Conference Series 471 (2013) 012039   


24. A. Pratt, L. Lari, O. Hovorka, A. Shah, C. Woffinden, S. P. Tear, C. Binns, and R. Kröger, “Enhanced oxidation of nanoparticles through strain-mediated ionic transport”, Nature Materials  13 (2013) 26


Nature Materials   1-2014  Cover  Annalen der Physik


23. J. Chureemart, L. Lari, T. P. Nolan, and K. O'Grady, “The effect of SiO2 content on activation volumes in exchange coupled composite media”, J. Appl. Phys. 114 (2013)  083907 


22.  C. Binns, M. T. Qureshi, D. Peddis, S. H. Baker, P. B. Howes, A. Boatwright, S. A. Cavill , S. S. Dhesi, L. Lari, R. Kröger, and S. Langridge, “Exchange Bias in Fe@ Cr Core-Shell Nanoparticles ”, Nano Lett. 13 (2013) 3334


21. E. D. Boyes, M. R. Ward, L. Lari, and P. L. Gai, “ESTEM imaging of single atoms under controlled temperature and gas environment conditions in catalyst reaction studies ”, Annalen der Physik 525 (2013) 423*


Annalen der Physik 6-2013 Cover Annalen der Physik


                                  *featuring in the expert opinion “Electron microscopy under pressure: towards atomic-resolved imaging of catalysts in realistic conditions” by D. A. MacLaren Annalen der Physik 525 (2013) A101.


20.     A. Hirohata, J. Sagar, L. Lari, L. R. Fleet, and V. K. Lazarov, “Heusler-alloy films for spintronic devices”, Appl Phys A 111 (2013) 423


19.     D. Gilks, L. Lari, Z. Cai, O. Cespedes, A. Gerber, S. Thompson, K. Ziemer, and V. K. Lazarov, “Magnetism and magnetotransport in symmetry matched spinels: Fe3O4/MgAl2O4”, J. Appl. Phys.113 (2013) 17B107


18.     K. Matsuzaki, V K Lazarov, L. Lari, H. Hosono and T. Susaki, “Fe3O4(1 1 1) thin films with bulk-like properties: growth and atomic characterization”, J. Phys. D: Appl. Phys. 46 (2013) 022001


17.     S.Yamada, J.Sagar, S.Honda, L. Lari, G. Takemoto, H. Itoh, A. Hirohata, K. Mibu, M. Miyao, and K. Hamaya, “Room-temperature structural ordering of a Heusler compound Fe3Si”, Phys. Rev. B 86 (2012) 174406


16.     J. Sagar, H. Sukegawa, L. Lari, V.K. Lazarov,S.Mitani, K. O’Grady, and A. Hirohata, “The effect of interfaces on magnetic activation volumes in single crystal Co2FeSi Heusler alloy thin Films”, Applied Physics Letters 101 (2012) 102410.


15.     C. Binns, P. Prieto, S. Baker, P Howes, R. Dondi, G. Burley, L. Lari, R. Kröger, A. Pratt, S. Aktas and J. K. Mellon, “Preparation of Hydrosol Suspensions of Elemental and Core-Shell Nanoparticles by Co-Deposition with Water Vapour from the Gas-Phase in Ultra-High Vacuum Conditions”, J Nanoparticle Research 14 (2012) 1136


14.     C. Feeser, J. Peters, L. Lari, V.K. Lazarov, and B.W. Wessels, "Structural and magnetic properties of epitaxial InMnSb semiconductor alloys with x>0.08", J. Vac. Sci. Technol. B 30 (2012) 032801.


13.     L Lari, S Lea, C Feeser, B W Wessels, and V K Lazarov. Ferromagnetic InMnSb multi-phase films study by aberration-corrected (scanning) transmission electron microscopy. J. Appl. Physics 111, (2012) 07C311. *    

                                  *selected for the March 19, 2012 issue of Virtual J. of Nanoscale Sci. & Tech. published by the Am. Inst. of Phys. and the Am. Phys. Soc.


12.     L Lari, S Lea, C Feeser, B W Wessels, and V K Lazarov. “Characterization of InMnSb epitaxial films for spintronics” , J. Phys. Conf. Ser. 371 (2012) 012032.


11.     V K Lazarov, L Lari, PJ Hasnip, P M Lytvyn, V V Kholevchuk and V F Mitin. “Structural and electronic properties of Ge/GaAs” , J. Phys. Conf. Ser. 371 (2012) 012040.


10.     L Lari, T Walther, M H Gass, L Geelhaar, C Chèze , H Riechert, T J Bullough, and P R Chalker. Direct observation by transmission electron microscopy of the influence of Ni catalyst-seeds on the growth of GaN-AlGaN axial heterostructure nanowires, J. Cryst. Growth 327 (2011) 27–34.


9.       H Amari, L Lari, H Y Zhang, L Geelhaar, C Chèze, M J Kappers, C McAleese, C J Humphreys and T Walther. “Accurate calibration for the quantification of the Al content in AlGaN epitaxial layers by energy-dispersive X-ray spectroscopy in a Transmission Electron Microscope”, J. Phys. Conf. Ser. 326 (2011) 012028.


8.       Y Qiu, L Lari, I M Ross and T Walther. Comparison of the contrast in conventional and lattice resolved ADF STEM images of InGaAs/GaAs structures using different camera lengths  J. Phys. Conf. Ser. 326 (2011) 012041 .


7.       L. Geelhaar, C. Chèze, B. Jenichen, O. Brandt, C. Pfüller, S. Münch, R. Rothemund, S. Reitzenstein, A. Forchel, T. Kehagias, P. Komninou, G. P. Dimitrakopulos, T. Karakostas, L. Lari, P. R. Chalker, M. H. Gass, and H. Riechert. Properties of GaN Nanowires Grown by Molecular Beam Epitaxy IEEE J. of Selected Topics in Quantum electronics, Vol.17, N.4 (2011).


6.       L. Lari, H. Amari, T. Walther, J. Bai, T Wang and A. G. Cullis. Electron microscopy of AlGaN-based multilayers for UV laser devices J. Phys. Conf. Ser. 241 (2010) 012048 .


5.       L. Lari, T. Walther, K. Black, R.T. Murray, T.J. Bullough, P.R. Chalker, C. Chèze, L. Geelhaar, and H. Riechert. GaN, AlGaN, HfO2 based radial heterostructure nanowires J Phys Conf Ser, 209 (2010) 012011.


4.       L. Lari, R.T. Murray, T.J. Bullough, P.R. Chalker, M. Gass, C. Chèze, L. Geelhaar and H. Riechert. Nanoscale compositional analysis of Ni-based seed crystallites associated with GaN nanowire growth. Physica E 40 (2008) 2457.


3.       L. Lari, R.T. Murray, M. H. Gass, T.J. Bullough, P.R. Chalker, J. Kioseoglou, G. P. Dimitrakopulos, Th. Kehagias, Ph. Komninou, Th. Karakostas, C. Chèze, L. Geelhaar, and H. Riechert. Defect characterization and analysis of III-V nanowires grown by Ni-promoted MBE, Phys. Stat. Sol. A, 205 (2008) 2589-2592.


2.       L. Lari, R.T. Murray, T.J. Bullough, P.R. Chalker, M. Gass, C. Chèze, L. Geelhaar and H. Riechert. Quantitative EELS Analysis of AlGaN Nanowires Grown by Ni Promoted MBE on Sapphire Substrate. Mater. Res. Soc. Symp. Proc. Vol. 1026 (2008) C01-05.


1.       L. Lari, R.T. Murray, T.J. Bullough, P.R. Chalker, M. Gass, C. Chèze, L. Geelhaar and H. Riechert. Electron Microscopy Analysis of AlGaN/GaN Nanowires Grown by Catalyst-Assisted Molecular Beam Epitaxy, Proceedings of the XV Conference on “Microscopy of Semiconducting Materials XV”, (2007, Cambridge, UK), Springer, p 221.


Extended abstracts


20. P L Gai, L Lari, M R Ward, T Martin, R W Mitchell, D Lloyd, A LaGrow, I Wright, E D Boyes “Recent Progress with AC E (S) TEM and Application to Single Atom Catalysis “ Microscopy and Microanalysis 21 (S3) (2015) 731-732

19. DM Kepaptsoglou, D Gilks, L Lari, QM Ramasse, P Galindo, M Weinert, L Li, G Nicotra, VK Lazarov “STEM and EELS study of the Graphene/Bi2Se3 Interface“ Microscopy and Microanalysis 21 (S3) (2015) 1151-1152

18.D Gilks, DM Kepaptsoglou, K McKenna, L Lari, QM Ramasse, Kosuke Matsuzaki, T Susaki, VK Lazarov “Atomic study of Fe 3 O 4/SrTiO3 Interface “ Microscopy and Microanalysis 21 (S3) (2015) 1299-1300

17.   Gai P. L., Yoshida K., Lari L., Ward M. R., Martin T., Boyes E. D. “Advances in Atomic Resolution-Environmental (Scanning) Transmission Electron Microscopy” IMC2014_proceedings (2014) 1652.

16.   Martin T. E., Lari L., Gai P. L., Boyes E. D “In situ Scanning Transmission Electron Microscopy study of CuO reduction” IMC2014_proceedings (2014) 1567.

15.   Bárcena G., Guerrero M., Guerrero E., Kepaptsoglou D., Gilks D., Lari L., Lazarov V. K., Galindo P. L. “Super-Resolution applied to Magnetite boundaries images”  IMC2014_proceedings (2014) 3434.

14.   Kepaptsoglou D., Gilks D., Lari L., Ramasse Q., Weinert M., Li L., Lazarov V. K. “STEM and EELS study of Graphene/Bi2Se3 Interface” IMC2014_proceedings (2014) 3483.

13.   Lari L., Kepaptsoglou D. M., Nedelkoski Z., Moeen Uddin G., Wen T., Booth R. A., Oberdick S. D., Majetich S., Lazarov V. K. “Characterization of synthetic Fe-oxide nanoparticles: microstructure and magnetic properties” IMC2014_proceedings (2014) 1524.

12.   Gilks D., Evans R., Matsuzaki K., McKenna K., Lari L., Susaki T., Lazarov V. K. “Study of structural defects in Fe3O4 thin films: atomic scale correlation between imaging and spin calculations” IMC2014_proceedings (2014) 3263

11.   Gilks D., Lari L., Matsuzaki K., Cai Z., Ziemer K., Susaki T., Lazarov V. K. “Atomic and electronic structure of Fe3O4 oxides heterostructures” IMC2014_proceedings (2014) 3272

10. Boyes E. D., Lari L., Ward M. R., Martin T. E., Wright I., Gai P. L. “Single atoms in AC ESTEM catalysis studies” IMC2014_proceedings (2014) 1974

9.    Lari L., Carpenter R., Lazarov V., Boyes E. D., Gai P. L. Gas environment study of Fe nanoparticles using in-situ aberration corrected E-(S)TEMIMC2014_proceedings (2014) 1501

8.    Martin T. E., Lari L., Gai P. L., Boyes E. D. “Combining ESTEM and Kinetic Monte Carlo simulations to investigate sintering of Cu”
IMC2014_proceedings (2014) 1569

7.    L Lari, R Kröger, A Pratt, P Prieto, R Dondi, S Aktas, and C Binns “STEM analysis of hydrosols of Fe/Fe-oxide core-shell structures for magnetic nanoparticles hyperthermia treatment of tumours” EMC2012_proceedings (2012) 0181.

6.    D Gilks, J Sizeland, L Lari, C Kelley, SW Poon, S Thompson and VK Lazarov “TEM study of post-oxidised Fe films“ EMC2012_proceedings (2012) 0639

5.    L Lari, P Hasnip, S Lea, C Feeser, BW Wessels and VK Lazarov “New room temperature phase of Mn observed in phase separated InMnSb films for spintronics by analytical aberration corrected (scanning) transmission electron microscopy” EMC2012_proceedings (2012) 0171

4.    V K Lazarov, D. Gilks, L Lari, P J Hasnip, K. Matsuzaki, H. Hosono, T. Susaki “Polar oxide NiO(111)/MgO(111) interface study by aberration corrected scanning transmission electron microscopy”  EMC2012_proceedings (2012) 1091

3.    V K Lazarov, L Lari, D Gilks, PJ Hasnip, K Matsuzaki, H Hosono, and T Susaki, “STEM structural study of MgO/NiO/YZO Polar Thin Films”. AMTC Letters , vol. 3, p. 20-21 (2012) ISSN 1882-9465

2.    L. Lari, R.T. Murray ,M.H. Gass ,T. Bullough ,P.R. Chalker ,C. Cheze ,L. Geelhaar, and H. Riechert, Nanoscale EELS and EDX Analyses of GaN Nanowires and GaN/AlGaN Radial Heterostructure Nanowires. Microscopy and Microanalysis, 14 (2008) 1394-1395.

1.    L. Lari, R.T. Murray, T. Bullough, P.R. Chalker, C. Cheze, L. Geelhaar, and H. Riechert, EDX and linescan modelling for core/shell GaN/AlGaN nanowires analysis. in EMC2008, Vol2: Material science (2008) Springer, p.143-144

Dr Leonardo Lari – web pages