Y.-M. Cho, G. G. Shepherd, M. G. Shepherd, W. K. Hocking, N. J. Mitchell, and Y. I. Won. A study of temperature and meridional wind relationships at high northern latitudes. J. Atmos. Solar-Terr. Phys., volume 73, issue 9, pages 936-943,  2011 .

T. W. Garner, R. B. Harris, J. A. York, C. S. Herbster, C. F. I. Minter, and D. L. Hampton. An auroral scintillation observation using precise, collocated GPS receivers. Radio Sci., volume 46, issue 1,  2011 .

W. K. Hocking and G. K. Kumar. Long term behaviour of the MLT quasi-7-day wave at two radar-sites at northern polar latitudes. J. Atmos. Solar-Terr. Phys., volume 73, pages 1616-1628,  2011 .

K. Hosokawa, J. I. Moen, K. Shiokawa, and Y. Otsuka. Decay of polar cap patch. J. Geophys. Res., volume 116,  2011 .

K. Hosokawa, J. I. Moen, K. Shiokawa, and Y. Otsuka. Motion of polar cap arcs. J. Geophys. Res., volume 116,  2011 .

J. Liang, E. Spanswick, M. J. Nicolls, E. F. Donovan, D. Lummerzheim, and W. W. Liu. Multi-instrument observations of soft electron precipitation and its association with magnetospheric flows. J. Geophys. Res., volume 116,  2011 .

L. R. Lyons, Y. Nishimura, H.-J. Kim, E. Donovan, V. Angelopoulos, G. Sofko, M. Nicolls, C. Heinselman, J. M. Ruohoniemi, and N. Nishitani. Possible connection of polar cap flows to pre- and post-substorm onset PBIs and streamers. J. Geophys. Res., volume 116,  2011 .

M. R. Mella, K. A. Lynch, D. L. Hampton, H. Dahlgren, P. M. Kintner, M. Lessard, D. Lummerzheim, E. T. Lundberg, M. J. Nicolls, and H. C. Stenbaek-Nielsen. Sounding rocket study of two sequential auroral poleward boundary intensifications. J. Geophys. Res., volume 116,  2011 .

T. Pedersen, M. McCarrick, B. Reinisch, B. Watkins, R. Hamel, and V. Paznukhov. Production of artificial ionospheric layers by frequency sweeping near the 2nd gyroharmonic. Ann. Geophys., volume 29, issue 1, pages 47-51,  2011 .

J. J. Sojka, M. Nicolls, A. van Eyken, C. Heinselman, and D. Bilitza. 24/7 Solar minimum polar cap and auroral ion temperature observations. Advances in Space Research, volume 48,  2011 .

N. Swarnalingam, W. K. Hocking, and J. R. Drummond. Long-term aspect-sensitivity measurements of polar mesosphere summer echoes (PMSE) at Resolute Bay using a 51.5 MHz VHF radar. J. Atmos. Solar-Terr. Phys., volume 73, issue 9, pages 957-964,  2011 .

R. H. Varney, M. C. Kelley, M. J. Nicolls, C. J. Heinselman, and R. L. Collins. The electron density dependence of polar mesospheric summer echoes. J Atmos Sol-Terr Phy, volume 73,  2011 .

S. Zou, M. B. Moldwin, A. Coster, L. R. Lyons, and M. J. Nicolls. GPS TEC observations of dynamics of the mid-latitude trough during substorms. Geophys. Res. Lett., volume 38,  2011 .