Research

Publications

Refereed Journal Papers

2017

61. K. Hu, T. Szkopek and M. Cerruti, “Gelation of coarsened graphene oxide sol for ultralight elastic graphene aerogels”, under review.

60. J. Guillemette, N. Hemsworth, A. Vlasov, J. Kirman, F. Mahvash, P.L. Lévesque, M. Siaj, R. Martel, G. Gervais, S. Studenikin, A. Sachrajda and T. Szkopek, “Giant magnetoresistance by Pauli blockade in hydrogenated graphene”, under review.

59. A. Vlasov, J. Guillemette, G. Gervais and T. Szkopek, “Magnetic refrigeration with paramagnetic semiconductors at cryogenic temperatures”, under review.

58. I. Fakih, F. Mahvash, M. Siaj and T. Szkopek, “Large-area quantum capacitance limited graphene eld e ect transistors for high-sensitivity, high-precision pH measurement”, under review.

57. G. Zeb, P. Gaskell, K. Hu, X. Xiao, M. Cerruti, and T. Szkopek, “Surface Treatments for Controlling SEI Formation on Sn/Graphene Composite Anodes for High Performance Li Ion Batteries”, under review.

56. D.A. Laleyan, S. Zhao, S. Y. Woo, H. N. Tran, H. B. Le, T. Szkopek, H. Guo, G.A. Botton and Z. Mi, “AlN/h-BN Nanowire Heterostructures for Mg Dopant-Free Deep Ultraviolet Photonics”, Nano Lett. 17, 3738 (2017). [ link ]

55. F. Mahvash, S. Eissa, T. Boudjerba, A. Tavares, T. Szkopek and M. Siaj, “Corrosion resistance of hexagonal boron nitride on copper”, Sci. Rep. 7, 42139 (2017). [ link ]

2016

54. N. Hemsworth, V. Tayari, F. Telesio, S. Xiang, S. Roddaro, M. Caporali, A. Ienco, M. Serrano-Ruiz, M. Peruzzini, G. Gervais, T. Szkopek, S. Heun “Dephasing in strongly anisotropic black phosphorus”, Phys. Rev. B 94, 245404 (2016). [ link ]

53. M. AbdelGhany, F. Mahvash, M. Mukhopadhyay, A. Favron, R. Martel, M. Siaj and T. Szkopek, “Suspended graphene varactor”, 2D Materials 3, 041005 (2016). [ link ]

52. V. Tayari, N. Hemsworth, O. Cyr-Choinière, W. Dickerson, G. Gervais and T. Szkopek, “Dual gate velocity modulated black phosphorus transistor”, Phys. Rev. Appl. 5, 064004 (2016). [ link ]

51. G. Zeb, P. Gaskell, Y. N. Kim, G. Jalani, X. Xiao, T. Szkopek, M. Cerruti, “The importance of covalent coupling in the synthesis of high performance composite anodes for lithium ion batteries”, RSC Advances 6, 45519 (2016). [ link ]

50. J. N’Diaye, O. Hmam, M. Zidi, A. Tavares, R. Izquierdo, T. Szkopek, and M. Siaj, “One-step In-Situ Core-Shell SiC@Graphene Nanoparticle Growth by Chemical Vapor Deposition”, Adv. Mat. Inter. 3, 1500806 (2016). [ link ]

49. S. M. Sadaf, Y. H. Ra, T. Szkopek, and Z. Mi, “Monolithically Integrated Metal/Semiconductor Tunnel Junction Nanowire Light Emitting Diodes”, Nano Lett. 16, 1076 (2016). [ link ]

48. K. Hu, X. Xie, T. Szkopek and M. Cerruti, “Understanding hydrothermally reduced graphene oxide hydrogels: from reaction products to hydrogel properties”, Chem. Mater. 28, 1756 (2016). [ link ]

2015

47. N. Hemsworth, F. Mahvash, P. Lévesque, M. Siaj, R. Martel and T. Szkopek, “Measurement of electronic heat dissipation in highly disordered graphene”, Phys. Rev. B 92, 241411(R) (2015). [ link ]

46. W. Dickerson, N. Hemsworth, P. Gaskell, E. Ledwosinska, and T. Szkopek, “Bolometric response of free-standing reduced graphene oxide films”, Appl. Phys. Lett. 107, 243103 (2015). [ link ]

45. K. Bennaceur, J. Guillemette, P. L. Lévesque, N. Cottenye, F. Mahvash, M. O. Goerbig, C. Proust, M. Siaj, R. Martel, G. Gervais, and T. Szkopek, “Measurement of Topological Berry Phase in Hydrogenated Graphene”, Phys. Rev. B. 92, 125410 (2015). [ link ]

44. H.S. Skulason, D.L. Sounas, F. Mahvash, S. Francoeur, M. Siaj, C. Caloz and T. Szkopek, “Field effect tuning of microwave Faraday rotation and isolation with large-area graphene”, Appl. Phys. Lett. 107, 093106 (2015). [ link ]

43. V. Tayari, N. Hemsworth, I. Fakih, A. Favron, E. Gaufrès, G. Gervais, R. Martel, and T. Szkopek, “Two-dimensional magnetotransport in a naked black phosphorus quantum well”, Nature Communications 6, 7702 (2015). [ link ]

42. N. Doiron-Leyraud, T. Szkopek, T. Pereg-Barnea, C. Proust, and G. Gervais, “Berry Phase in Cuprate Superconductors”, Phys. Rev. B 91, 245136 (2015). [ link ]

41. B.H. Le, S. Zhao, N.H. Tran, T. Szkopek, Z. Mi, “On the Fermi-level pinning of InN grown surfaces”, Appl. Phys. Express 8, 061001 (2015).
[ link ]

40. K.H. Hu, X. Xie, M. Cerruti, T. Szkopek, “Controlling the Shell Formation in Hydrothermally Reduced Graphene Hydrogel”, Langmuir 31, 5545 (2015). [ link ]

39. F. Mahvash, E. Paradis, D. Drouin, T. Szkopek, M. Siaj, “Space-charge limited transport in large-area monolayer hexagonal boron nitride”, Nano Letters 15, 2263 (2015). [ link ]

38. S. Eissa, G. C. Jimenez, F. Mahvash , A. Guermoune, C. Tlili, T. Szkopek, M. Zourob, M. Siaj, “Functionalized CVD monolayer graphene for label-free impedimetric biosensing”, Nano Research 8, 1698 (2015). [ link ]

2014

37. I. Fakih, S. Sabri, F. Mahvash, M. Nannini, M. Siaj and T. Szkopek,“Large Area Graphene Ion Sensitive Field Eff ect Transistors with Tantalum Pentoxide Sensing Layers for pH Measurement at the Nernstian Limit”, Appl. Phys. Lett. 105 , 083101 (2014). [ link ]

36. F. Sordello, G. Zeb, K. Hu, P. Calza, C. Minero, T. Szkopek and M. Cerruti, “Tuning TiO2 nanoparticle morphology in graphene–TiO2 hybrids by graphene surface modification”, Nanoscale 6, 6710 (2014). [ link ]

35. M. AbdelGhany and T. Szkopek, “Extreme Sub-threshold Swing in Tunnelling Relays”, Appl. Phys. Lett. 104, 013509 (2014). [ link ]

2013

34. E. Gaufrès, N. Y-Wa Tang, F. Lapointe, J. Cabana, M.-A. Nadon, F. Raymond, T. Szkopek and R. Martel, “Giant Raman Scattering from J-Aggregated Dyes inside Carbon Nanotubes”, Nature Photonics (2013). [ link ]

Featured in physics world.com [ link ] and Chemical and Engineering News [ link ].

33. N. Chamanara, D.L. Sounas, T. Szkopek and C. Caloz, “Terahertz magnetoplasmon energy concentration and splitting in Graphene PN Junctions”, Optics Express 21, 25356, (2013). [ link ]

32. S. Zhao, B. L. Huy, D. P. Liu, X. D. Liu, M. G. Kibria, T. Szkopek, H. Guo and Z. Mi, “p-Type InN Nanowires”, Nano Lett. 13, 5509, (2013). [ link ]

31. D. L. Sounas, H. S. Skulason, H. V. Nguyen, A. Guermoune, M. Siaj, T. Szkopek and C. Caloz, “Faraday Rotation in Magnetically-Biased Graphene at Microwave Frequencies”, Appl. Phys. Lett. 102, 191901, (2013). [ link ]

30. J. Guillemette, S.S. Sabri, B. Wu, K. Bennaceur, P.E. Gaskell, M. Savard, P.L. Lévesque, F. Mahvash, A. Guermoune, M. Siaj, R. Martel, T. Szkopek, and G. Gervais, “Quantum Hall effect in hydrogenated graphene”, Phys. Rev. Lett. 110, 176801 (2013). [ link ]

2012

29. M. AbdelGhany, E. Ledwosinska and T. Szkopek, “Theory of the suspended graphene varactor”, Appl. Phys. Lett. 101, 153102 (2012). [ link ].

28. G. Zeb, P. Gaskell, X. Le, X. Xiao, T. Szkopek and M. Cerruti, “Decoration of Graphitic Surfaces with Sn Nanoparticles through Surface Functionalization using Diazonium Chemistry”, Langmuir 28, 13042–13050 (2012). [ link ]

27. S. A. Imam, A. Guermoune, M. Siaj, and T. Szkopek, “Oxide and Nitride Encapsulation of Large-Area Graphene Field Effect Devices”, Thin Solid Films 520, 7041 (2012). [ link ]

26. E. Ledwosinska, P. Gaskell, A. Guermoune, M. Siaj, and T. Szkopek, “Organic-free suspension of large-area graphene”, Appl. Phys. Lett. 101, 033104 (2012) . [ link ]

25. N. Chamanara, D. Sounas, T. Szkopek and C. Caloz, “Optically transparent and flexible graphene reciprocal and nonreciprocal microwave planar components”, IEEE Microwave and Wireless Components Lett. 99, 1 (2012). [ link ]

24. S. Sabri, J. Guillemette, A. Guermoune, M. Siaj, and T. Szkopek, “Enhancing gas induced charge doping in graphene field effect transistors by non-covalent functionalization with polyethyleneimine”, Appl. Phys. Lett. 100, 113106 (2012). [ link ]

2011

23. H.S. Skulason, V.-H. Nguyen, A. Guermoune, V. Sridharan, M. Siaj, C. Caloz, and T. Szkopek, “110 GHz measurement of large-area graphene integrated in low-loss microwave structures”, Appl. Phys. Lett. 99, 153504 (2011). [ link ]

22. S.A. Imam, T. Deshpande, A. Guermoune, M. Siaj, and T. Szkopek, “Charge transfer hysteresis in graphene dual-dielectric memory cell structures”, Appl. Phys. Lett. 99, 082109 (2011). [ link ]

21. A. Guermoune, T. Chari, F.B. Popescu, S. Sabri, J. Guillemette, H.S. Skulason, T. Szkopek, and M. Siaj, “Chemical vapor deposition synthesis of graphene on copper with methanol, ethanol, and propanol precursors” Carbon 49, 4204-4210 (2011). [ link ]

20. T. Szkopek, “The Fine Structure Constant Determines Spontaneous Emission Rates from
Semiconductors”, Appl. Phys. Lett. 98, 211117 (2011) [ link ]

19. T. Szkopek, V. P. Roychowdhury, D. A. Antoniadis, and J. N. Damoulakis “Physical Fault Tolerance of Nanoelectronics”, Phys. Rev. Lett. 106, 176801 (2011) [ link ]

Featured in Physics [ link ]

18. W. Strupinski, K. Grodecki, A. Wysmolek, R. Stepniewski, T. Szkopek, P. E. Gaskell, A. Grueneis, D. Haberer, R. Bozek, J. Krupka, and J. M. Baranowski, “Graphene Epitaxy by Chemical Vapor Deposition on SiC”, Nano Lett. 11, 1786 (2011) [ link ]

Press coverage by AFP [ link ]

17. T. Szkopek, “Optical Frequency Conductance, Susceptance and Admittance of Quantum Wells”, IEEE JQE. 47, 500 (2011) [ link ]

16. P.L. Levesque, S.S. Sabri, C.M. Aguirre, J. Guillemette, M. Siaj, P. Desjardins, T. Szkopek, and R. Martel, “Probing Charge Transfer at Surfaces Using Graphene Transistors”, Nano Lett. 11, 132, (2011) [ link ]

2010

15. P. E. Gaskell, H. S. Skulason, W. Strupinski and T. Szkopek, “High spatial resolution ellipsometer for characterization of epitaxial graphene”, Opt. Lett. 35, 3336 (2010) [ link ]

14. H. S. Skulason, P. E. Gaskell and T. Szkopek, “Optical reflection and transmission properties of exfoliated graphite from a graphene monolayer to several hundred graphene layers”, Nanotechnology 21, 295709 (2010) [ link ]

13. S. A. Imam, S. Sabri and T. Szkopek, “Low-frequency noise and hysteresis in Graphene Field-Effect Transistors on Oxide”, Micro & Nano Lett. 5, pp. 37-41 (2010)

2009

12. S. Sabri, P. Lévesque, C.M. Aguirre, J. Guillemette, R. Martel and T. Szkopek, “Graphene Field Effect Transistors with Parylene Dielectric”, Appl. Phys. Lett. 95, 242104 (2009) [ link ]

11. W.-Y. Chien and T. Szkopek, “Sub-wavelength focusing of THz/far-infrared radiation via phonon-polariton resonance in self-similar antenna structures ”, J. Appl. Phys. 106, 044310 (2009) [ link ]

10. P.E. Gaskell, H.S. Skulason, C. Rodenchuk, and T. Szkopek, “Counting Graphene Layers on Glass via Optical Reflection Microscopy ”, Appl. Phys. Lett. 94, 143101 (2009) [ link ]

2008

9. W.-Y. Chien and T. Szkopek, “Multiple-multipole simulation of optical nearfields in discrete metal nanosphere assemblies”, Optics Express 16, 1820-35 (2008). Selected for Virtual Journal for Biomedical Optics 3, (31 Mar. 2008)

2007 and before

8. J. Conway, S. Sahni, and T. Szkopek, “Plasmonic interconnects versus conventional interconnects: a comparison of latency, crosstalk and energy costs”, Optics Express 15, 4474-84 (2007)

7. T. Szkopek, P.O. Boykin, H. Fan, V. Roychowdhury, E. Yablonovitch, G. Simms, M. Gyure, B. Fong, “Threshold error penalty for fault tolerant computation with nearest neighbour communication”, IEEE Trans. Nanotech. 5, 42-49 (2006) [ pdf ]

6. D.S. Rao, T. Szkopek, H.D. Robinson, E. Yablonovitch, and H.W. Jiang, “Single Photo-electron trapping, storage, and detection in a one-electron quantum dot”, J. Appl. Phys. 98, 114507 (2005). Selected for Virtual Journal of Nanoscale Science and Technology 12, (26 Dec. 2005)
[ pdf ]

5. T. Szkopek, V. Roychowdhury, E. Yablonovitch and D.S. Abrams, “Eigenvalue estimation of differential operators with a quantum algorithm”, Phys. Rev. A. 72, 062318 (2005). Selected for Virtual Journal of Quantum Information 5, (Dec. 2005) [ pdf ]

4. H. Fan, V. Roychowdhury, and T. Szkopek, “Optimal two-qubit quantum circuits using exchange interactions”, Phys. Rev. A. 72, 052323 (2005) [ pdf ]

3. E. Yablonovitch, H.W. Jiang, H. Kosaka, H.D. Robinson, D.S. Rao, and T. Szkopek, “Optoelectronic quantum telecommunications based on spins in semiconductors”, Proc. of the IEEE, vol. 91, no.5, May 2003, pp.761-80. [ pdf ]

2. Y. Sun, T. Szkopek, and P.W.E. Smith, “Demonstration of narrowband high-reflectivity Bragg gratings in a novel multimode fiber”, Optics Comm., vol . 223, no. 1-3, July 2003, pp. 91-5. [ pdf ]

1. T. Szkopek, V. Pasupathy, J.E. Sipe, and P.W.E. Smith, “Novel multimode fiber for narrow-band Bragg gratings”, IEEE. J. Sel. Top. Quantum Electron., vol. 7, no. 3, May 2001, pp. 425-33.