django-publications

M. R. Negale, M. J. Taylor, M. J. Nicolls, S. L. Vadas, K. Nielsen, and C. J. Heinselman
Seasonal propagation characteristics of MSTIDs observed at high latitudes over Central Alaska using the Poker Flat Incoherent Scatter Radar
Journal of Geophysical Research: Space Physics, 2018
pfisr
DOI, BibTex

M. M. J. Ruohoniemi, J. Baker, C. Clauer, M. Nicolls, and M. Hairston
RISR-N observations of the IMF By influence on reverse convection during extreme northward IMF
J. Geophys. Res. Space Physics, 2017
risrn
DOI, BibTex

S. Zou, A. Ridley, X. Jia, E. Boyd, M. Nicolls, A. Coster, E. Thomas, and J. M. Ruohoniemi
PFISR observation of intense ion upflow fluxes associated with an SED during the 1 June 2013 geomagnetic storm
J. Geophys. Res. Space Physics, 2017
amisr pfisr pfrr
DOI, BibTex

Y. Shen, D. J. Knudsen, J. K. Burchill, A. Howarth, A. Yau, R. J. Redmon, D. M. Miles, R. H. Varney, and M. J. Nicolls
Strong ambipolar-driven ion upflow within the cleft ion fountain during low geomagnetic activity
J. Geophys. Res. Space Physics, 2016
risrn
URL, DOI, BibTex

R. G. Gillies, A. van Eyken, E. Spanswick, M. Nicolls, J. Kelly, M. Greffen, D. Knudsen, M. Connors, M. Schutzer, T. Valentic, M. Malone, J. Buonocore, J.-P. St.-Maurice, and E. Donovan
First observations from the RISR-C incoherent scatter radar
Radio Science, 2016
rbo risrn
URL, DOI, BibTex

C. R. Clauer, Z. Xu, M. Maimaiti, J. M. Ruohoniemi, W. Scales, M. D. Hartinger, M. J. Nicolls, S. Kaeppler, F. D. Wilder, and R. E. Lopez
Investigation of a rare event where the polar ionospheric reverse convection potential does not saturate during a period of extreme northward IMF solar wind driving
J. Geophys. Res. Space Physics, 2016
risrn
URL, PDF, DOI, BibTex

S.-R. Zhang, J. M. Holt, P. J. Erickson, L. P. Goncharenko, M. J. Nicolls, M. McCready, and J. Kelly
Ionospheric ion temperature climate and upper atmospheric long-term cooling
J. Geophys. Res. Space Physics, 2016
pfisr sondrestrom
URL, DOI, BibTex

C. Yue, W. Li, Y. Nishimura, Q. Zong, Q. Ma, J. Bortnik, R. M. Thorne, G. D. Reeves, H. E. Spence, C. A. Kletzing, J. R. Wygant, and M. J. Nicolls
Rapid enhancement of low-energy (<100 eV) ion flux in response to interplanetary shocks based on two Van Allen Probes case studies: Implications for source regions and heating mechanisms.
J. Geophys. Res. Space Physics, 2016
pfisr
URL, DOI, BibTex

D. Janches, N. Swarnalingam, J. M. C. Plane, D. Nesvorný, W. Feng, D. Vokrouhlický, and M. J. Nicolls
RADAR DETECTABILITY STUDIES OF SLOW AND SMALL ZODIACAL DUST CLOUD PARTICLES. II. A STUDY OF THREE RADARS WITH DIFFERENT SENSITIVITY
The Astrophysical Journal, 2015
pfisr
URL, PDF, DOI, BibTex

S. R. Kaeppler, D. L. Hampton, M. J. Nicolls, A. Strømme, S. C. Solomon, J. H. Hecht, and M. G. Conde
An investigation comparing ground-based techniques that quantify auroral electron flux and conductance
J. Geophys. Res. Space Physics, 2015
amisr pfisr pfrr
PDF, DOI, BibTex

G. W. Perry, H. Dahlgren, M. J. Nicolls, M. Zettergren, J.-P. St.-Maurice, J. L. Semeter, T. Sundberg, K. Hosokawa, K. Shiokawa, and S. Chen
Spatiotemporally resolved electrodynamic properties of a Sun-aligned arc over Resolute Bay
J. Geophys. Res., 2015
amisr risrn rbo
PDF, DOI, BibTex

D. A. Hickey, C. R. Martinis, F. S. Rodrigues, R. H. Varney, M. A. Milla, M. J. Nicolls, A. Strømme, and J. F. Arratia
Concurrent observations at the magnetic equator of small-scale irregularities and large-scale depletions associated with equatorial spread F
J. Geophys. Res., 2015
amisr jro-14
PDF, DOI, BibTex

R. A. Makarevich, L. J. Lamarche, and M. J. Nicolls
Resolute Bay Incoherent Scatter Radar observations of plasma structures in the vicinity of polar holes
J. Geophys. Res., 2015
amisr risrn
PDF, DOI, BibTex

F. S. Rodrigues., M. J. Nicolls, M. A. Milla, J. M. Smith, R. H. Varney, A. Strømme, C. Martinis, and J. F. Arratia
AMISR-14: Observations of equatorial spread F
Geophys. Res. Lett., 2015
amisr jro-14
PDF, DOI, BibTex

K. A. Lynch, D. L. Hampton, M. Zettergren, T. A. Bekkeng, M. Conde, P. A. Fernandes, P. Horak, M. Lessard, R. Miceli, R. Michell, J. Moen, M. Nicolls, S. P. Powell, and M. Samara
MICA sounding rocket observations of conductivity-gradient-generated auroral ionospheric responses: Small-scale structure with large-scale drivers
J. Geophys. Res. Space Physics, 2015
amisr pfisr pfrr
PDF, DOI, BibTex

L. R. Lyons, Y. Nishimura, B. Gallardo-Lacourt, M. J. Nicolls, S. Chen, D. L. Hampton, W. A. Bristow, J. M. Ruohoniemi, N. Nishitani, E. F. Donovan, and V. Angelopoulos
Azimuthal flow bursts in the Inner Plasma Sheet and Possible Connection with SAPS and Plasma Sheet Earthward Flow Bursts
J. Geophys. Res., 2015
amisr pfisr pfrr
PDF, DOI, BibTex

H. Akbari, J. L. Semeter, M. A. Hirsch, P. Guio, and M. J. Nicolls
Evidence for generation of unstable suprathermal electron population in the auroral F-region
Geophys. Res. Lett., 2015
amisr pfisr
PDF, DOI, BibTex

L. R. Liuzzo, A. J. Ridley, N. J. Perlongo, E. J. Mitchell, M. Conde, D. L. Hampton, W. A. Bristow, and M. J. Nicolls
High-latitude ionospheric drivers and their effects on wind patterns in the thermosphere
J. Geophys. Res., 2015
amisr pfisr pfrr
PDF, BibTex

M. J. Nicolls, H. Bahcivan, I. Haggstrom, and M. Rietveld
Direct Measurement of Lower-Thermospheric Neutral Density using Multi-Frequency Incoherent Scattering
Geophys. Res. Lett., 2014
amisr
PDF, DOI, BibTex

M. J. Nicolls, R. Cosgrove, and H. Bahcivan
Estimating the vector electric field using monostatic, multibeam incoherent scatter radar measurements
Radio Sci., 2014
amisr pfisr risrn
PDF, DOI, BibTex

H. Dahlgren, G. Perry, J.-P. St.-Maurice, T. Sundberg, K. Hosokawa, J. L. Semeter, M. J. Nicolls, and K. Shiokawa
3D imaging reveals electrodynamics of polar cap aurora
Astronomy & Geophysics, 2014
amisr risrn rbo
PDF, DOI, BibTex

P. G. Richards, M. J. Nicolls, J.-P. St.-Maurice, L. Goodwin, and J. M. Ruohoniemi
Investigation of sudden electron density depletions observed in the dusk sector by the Poker Flat, Alaska incoherent scatter radar in summer
J. Geophys. Res., 2014
amisr pfisr pfrr
PDF, DOI, BibTex

S. Zou, M. B. Moldwin, A. J. Ridley, M. J. Nicolls, A. J. Coster, E. G. Thomas, and J. M. Ruohoniemi
On the generation/decay of the storm-enhanced density plumes: Role of the convection flow and field-aligned ion flow
J. Geophys. Res., 2014
amisr pfisr pfrr
DOI, BibTex

S. R. Kaeppler, M. J. Nicolls, A. Strømme, C. A. Kletzing, and S. R. Bounds
Observations in the E-region ionosphere of kappa distribution functions associated with precipitating auroral electrons and discrete aurorae
J. Geophys. Res., 2014
amisr pfisr pfrr
PDF, DOI, BibTex

D. Themens, P. Jayachandran, M. J. Nicolls, and J. W. MacDougall
A Top to Bottom Evaluation of IRI-2007 within the Polar Cap
J. Geophys. Res., 2014
amisr risrn
PDF, DOI, BibTex

Y. Nishimura, L. R. Lyons, M. J. Nicolls, D. L. Hampton, R. G. Michell, M. Samara, W. A. Bristow, E. F. Donovan, E. Spanswick, V. Angelopoulos, and S. B. Mende
Coordinated ionospheric observations indicating coupling between pre-onset flow bursts and waves that leads to substorm onset
J. Geophys. Res., 2014
amisr pfisr pfrr
PDF, DOI, BibTex

J. J. Sojka, R. W. Schunk, and M. J. Nicolls
Ionospheric Ion Temperature Forecasting in Multiples of 27 Days
Space Weather, 2014
amisr pfisr
PDF, DOI, BibTex

M. Zettergren, K. Lynch, D. Hampton, M. Nicolls, B. Wright, M. Conde, J. Moen, M. Lessard, R. Miceli, and S. Powell
Auroral ionospheric F region density cavity formation and evolution: MICA campaign results
J. Geophys. Res., 2014
amisr pfisr pfrr
PDF, DOI, BibTex

L. Goodwin, J.-P. St.-Maurice, P. Richards, M. Hairston, and M. Nicolls
F region dusk ion temperature spikes at the equatorward edge of the high latitude convection pattern
Geophys. Res. Lett., 2014
amisr pfisr
PDF, DOI, BibTex

R. H. Varney, S. C. Solomon, and M. J. Nicolls
Heating of the sunlit polar cap ionosphere by reflected photoelectrons
J. Geophys. Res., 2014
amisr risrn
PDF, DOI, BibTex

K. Hosokawa, S. Taguchi, K. Shiokawa, Y. Otsuka, Y. Ogawa, and M. Nicolls
Global imaging of polar cap patches with dual airglow imagers
Geophys. Res. Lett., 2014
amisr risrn rbo
PDF, DOI, BibTex

H. Bahcivan, J. W. Cutler, J. C. Springmann, R. Doe, and M. J. Nicolls
Magnetic aspect sensitivity of high-latitude E region irregularities measured by the RAX CubeSat
J. Geophys. Res., 2014
amisr pfisr
PDF, DOI, BibTex

C. Anderson, M. J. Kosch, M. J. Nicolls, and M. Conde
Ion-neutral coupling in Earth's thermosphere, estimated from concurrent radar and optical observations over Alaska
J. Atmos. Solar-Terr. Phys., 2013
amisr pfisr pfrr
PDF, DOI, BibTex

R. A. Makarevich, A. V. Koustov, and M. J. Nicolls
Poker Flat Incoherent Scatter Radar observations of anomalous electron heating in the E-region
Ann. Geophys., 2013
amisr pfisr
PDF, DOI, BibTex

S. Zou, A. Ridley, M. Moldwin, M. Nicolls, A. Coster, and M. Ruohoniemi
Multi-instrument Observations of Storm Enhanced Density (SED) during Oct. 24-25 2011 Storm: Implications for SED Formation Processes
J. Geophys. Res., 2013
amisr pfisr
PDF, DOI, BibTex

R. A. Makarevich and M. J. Nicolls
Statistical comparison of TEC derived from GPS and ISR observations at high latitudes
Radio Sci., 2013
amisr pfisr
PDF, DOI, BibTex

H. Akbari, J. L. Semeter, M. J. Nicolls, M. Broughton, and J. W. LaBelle
On the localization of auroral Langmuir turbulence in thin layers
J. Geophys. Res., 2013
amisr pfisr pfrr
PDF, DOI, BibTex

S. Zou, M. B. Moldwin, M. J. Nicolls, A. J. Ridley, A. J. Coster, E. Yizengaw, L. R. Lyons, and E. F. Donovan
Electrodynamics of the high-latitude trough: its relationship with convection flows and field-aligned currents
J. Geophys. Res., 2013
amisr pfisr pfrr
PDF, DOI, BibTex

H. Bahcivan, M. J. Nicolls, and G. Perry
Comparison of SuperDARN irregularity drift measurements and F-region ion velocities from the Resolute Bay ISR
J. Atmos. Solar-Terr. Phys., 2013
amisr risrn
PDF, DOI, BibTex

J. T. Fentzke, V. Hsu, C. G. M. Brum, I. Strelnikova, M. Rapp, and M. Nicolls
D region meteoric smoke and neutral temperature retrieval using the poker flat incoherent scatter radar
Geophys. Res. Lett., 2012
amisr pfisr
PDF, DOI, BibTex

D. Hysell, R. Miceli, J. Munk, D. Hampton, C. Heinselman, M. Nicolls, S. Powell, K. Lynch, and M. Lessard
Comparing VHF coherent scatter from the radar aurora with incoherent scatter and all-sky auroral imagery
J. Geophys. Res., 2012
amisr pfisr pfrr
PDF, DOI, BibTex

D. R. Themens, P. T. Jayachandran, R. B. Langley, J. W. Macdougall, and M. J. Nicolls
Determining receiver biases in GPS-derived total electron content in the auroral oval and polar cap region using ionosonde measurements
GPS Solutions, 2012
amisr risrn
PDF, DOI, BibTex

H. Bahcivan, J. W. Cutler, M. Bennett, B. Kempke, J. C. Springmann, J. Buonocore, M. Nicolls, and R. Doe
First measurements of radar coherent scatter by the Radio Aurora Explorer CubeSat
Geophys. Res. Lett., 2012
amisr pfisr
PDF, DOI, BibTex

H. Dahlgren, G. W. Perry, J. L. Semeter, J.-P. St.-Maurice, K. Hosokawa, M. J. Nicolls, M. Greffen, K. Shiokawa, and C. Heinselman
Space-time variability of polar cap patches: Direct evidence for internal plasma structuring
J. Geophys. Res., 2012
amisr risrn
PDF, DOI, BibTex

H. Dahlgren, J. L. Semeter, K. Hosokawa, M. J. Nicolls, T. W. Butler, M. G. Johnsen, K. Shiokawa, and C. Heinselman
Direct three-dimensional imaging of polar ionospheric structures with the Resolute Bay Incoherent Scatter Radar
Geophys. Res. Lett., 2012
amisr risrn rbo
PDF, DOI, BibTex

S. L. Vadas and M. J. Nicolls
The phases and amplitudes of gravity waves propagating and dissipating in the thermosphere: Theory
J. Geophys. Res., 2012
amisr pfisr
PDF, DOI, BibTex

M. J. Nicolls, S. L. Vadas, J. W. Meriwether, M. G. Conde, and D. Hampton
The phases and amplitudes of gravity waves propagating and dissipating in the thermosphere: Application to measurements over Alaska
J. Geophys. Res., 2012
amisr pfisr
PDF, DOI, BibTex

M. J. Nicolls, D. C. Fritts, D. Janches, and C. J. Heinselman
Momentum flux determination using the multi-beam Poker Flat Incoherent Scatter Radar
Ann. Geophys., 2012
amisr pfisr
PDF, DOI, BibTex

J. K. Burchill, J. H. Clemmons, D. J. Knudsen, M. Larsen, M. J. Nicolls, R. F. Pfaff, D. Rowland, and L. Sangalli
High-latitude E region ionosphere-thermosphere coupling: A comparative study using in situ and incoherent scatter radar observations
J. Geophys. Res., 2012
amisr pfisr pfrr
PDF, DOI, BibTex

H. Akbari, J. L. Semeter, H. Dahlgren, M. Diaz, M. Zettergren, A. Strømme, M. J. Nicolls, and C. Heinselman
Anomalous ISR echoes preceding auroral breakup: Evidence for strong Langmuir turbulence
Geophys. Res. Lett., 2012
amisr pfisr pfrr
PDF, DOI, BibTex

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., 2011
amisr pfisr pfrr
PDF, DOI, BibTex

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, 2011
amisr pfisr
PDF, DOI, BibTex

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., 2011
amisr pfisr
PDF, DOI, BibTex

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, 2011
amisr pfisr
PDF, DOI, BibTex

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., 2011
amisr pfisr pfrr
PDF, DOI, BibTex

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., 2011
amisr risrn
PDF, DOI, BibTex

M. C. Kelley, M. J. Nicolls, R. H. Varney, R. L. Collins, R. Doe, J. M. C. Plane, J. Thayer, M. Taylor, B. Thurairajah, and K. Mizutani
Radar, lidar, and optical observations in the polar summer mesosphere shortly after a space shuttle launch
J. Geophys. Res., 2010
amisr pfisr pfrr sondrestrom
PDF, DOI, BibTex

L. R. Lyons, Y. Nishimura, Y. Shi, S. Zou, H.-J. Kim, V. Angelopoulos, C. Heinselman, M. J. Nicolls, and K.-H. Fornacon
Substorm triggering by new plasma intrusion: Incoherent-scatter radar observations
J. Geophys. Res., 2010
amisr pfisr pfrr sondrestrom
PDF, DOI, BibTex

J. Semeter, T. W. Butler, M. Zettergren, C. J. Heinselman, and M. J. Nicolls
Composite imaging of auroral forms and convective flows during a substorm cycle
J. Geophys. Res., 2010
amisr pfisr pfrr
PDF, DOI, BibTex

R. Cosgrove, M. Nicolls, H. Dahlgren, S. Ranjan, E. Sanchez, and R. Doe
Radar detection of a localized 1.4 Hz pulsation in auroral plasma, simultaneous with pulsating optical emissions, during a substorm
Ann Geophys, 2010
amisr pfisr pfrr
PDF, DOI, BibTex

M. J. Nicolls, R. H. Varney, S. L. Vadas, P. A. Stamus, C. J. Heinselman, R. B. Cosgrove, and M. C. Kelley
Influence of an inertia-gravity wave on mesospheric dynamics: A case study with the Poker Flat Incoherent Scatter Radar
J. Geophys. Res., 2010
amisr pfisr
PDF, DOI, BibTex

J. J. Sparks, D. Janches, M. J. Nicolls, and C. Heinselman
Determination of physical and radiant meteor properties using PFISR interferometry measurements of head echoes
J Atmos Sol-Terr Phy, 2010
amisr pfisr
PDF, DOI, BibTex

T. W. Butler, J. Semeter, C. J. Heinselman, and M. J. Nicolls
Imaging F region drifts using monostatic phased-array incoherent scatter radar
Radio Sci., 2010
amisr pfisr pfrr
PDF, DOI, BibTex

Y. Nishimura, L. R. Lyons, S. Zou, X. Xing, V. Angelopoulos, S. B. Mende, J. W. Bonnell, D. Larson, U. Auster, T. Hori, N. Nishitani, K. Hosokawa, G. Sofko, M. Nicolls, and C. Heinselman
Preonset time sequence of auroral substorms: Coordinated observations by all-sky imagers, satellites, and radars
J. Geophys. Res., 2010
amisr pfisr pfrr
PDF, DOI, BibTex

M. G. Conde and M. J. Nicolls
Thermospheric temperatures above Poker Flat, Alaska, during the stratospheric warming event of January and February 2009
J. Geophys. Res., 2010
amisr pfisr pfrr
PDF, DOI, BibTex

S. Zou, M. B. Moldwin, L. R. Lyons, Y. Nishimura, M. Hirahara, T. Sakanoi, K. Asamura, M. J. Nicolls, Y. Miyashita, S. B. Mende, and C. J. Heinselman
Identification of substorm onset location and preonset sequence using Reimei, THEMIS GBO, PFISR, and Geotail
J. Geophys. Res., 2010
amisr pfisr pfrr
PDF, DOI, BibTex

H. Bahcivan, R. Tsunoda, M. J. Nicolls, and C. J. Heinselman
Initial ionospheric observations made by the new Resolute incoherent scatter radar and comparison to solar wind IMF
Geophys. Res. Lett., 2010
amisr risrn
PDF, DOI, BibTex

S. Zou, L. R. Lyons, M. J. Nicolls, C. J. Heinselman, and S. B. Mende
Nightside ionospheric electrodynamics associated with substorms: PFISR and THEMIS ASI observations
J. Geophys. Res., 2009
amisr pfisr pfrr
PDF, DOI, BibTex

S. Zou, L. R. Lyons, M. J. Nicolls, and C. J. Heinselman
PFISR observations of strong azimuthal flow bursts in the ionosphere and their relation to nightside aurora
J. Atmos. Solar-Terr. Phys., 2009
amisr pfisr pfrr
PDF, DOI, BibTex

R. H. Varney, M. J. Nicolls, C. J. Heinselman, and M. C. Kelley
Observations of polar mesospheric summer echoes using PFISR during the summer of 2007
J. Atmos. Solar-Terr. Phys., 2009
amisr pfisr
PDF, DOI, BibTex

S. L. Vadas and M. J. Nicolls
Temporal evolution of neutral, thermospheric winds and plasma response using PFISR measurements of gravity waves
J. Atmos. Solar-Terr. Phys., 2009
amisr pfisr
PDF, DOI, BibTex

M. J. Taylor, Y. Zhao, P.-D. Pautet, M. J. Nicolls, R. L. Collins, J. Barker-Tvedtnes, C. D. Burton, B. Thurairajah, J. Reimuller, R. H. Varney, C. J. Heinselman, and K. Mizutani
Coordinated optical and radar image measurements of noctilucent clouds and polar mesospheric summer echoes
J. Atmos. Solar-Terr. Phys., 2009
amisr pfisr pfrr
PDF, DOI, BibTex

J. J. Sparks, D. Janches, M. J. Nicolls, and C. J. Heinselman
Seasonal and diurnal variability of the meteor flux at high latitudes observed using PFISR
J. Atmos. Solar-Terr. Phys., 2009
amisr pfisr
PDF, DOI, BibTex

J. J. Sojka, M. J. Nicolls, C. J. Heinselman, and J. D. Kelly
The PFISR IPY observations of ionospheric climate and weather
J. Atmos. Solar-Terr. Phys., 2009
amisr pfisr
PDF, DOI, BibTex

J. J. Sojka, R. L. McPherron, A. P. van Eyken, M. J. Nicolls, C. J. Heinselman, and J. D. Kelly
Observations of ionospheric heating during the passage of solar coronal hole fast streams
Geophys. Res. Lett., 2009
amisr pfisr
PDF, DOI, BibTex

J. Semeter, T. Butler, C. Heinselman, M. Nicolls, J. Kelly, and D. Hampton
Volumetric imaging of the auroral ionosphere: Initial results from PFISR
J. Atmos Solar-Terr. Phys., 2009
amisr pfisr pfrr
PDF, DOI, BibTex

P. G. Richards, M. J. Nicolls, C. J. Heinselman, J. J. Sojka, J. M. Holt, and R. R. Meier
Measured and modeled ionospheric densities, temperatures, and winds during the international polar year
J. Geophys. Res., 2009
amisr pfisr
PDF, DOI, BibTex

M. J. Nicolls, M. C. Kelley, R. H. Varney, and C. J. Heinselman
Spectral observations of polar mesospheric summer echoes at 33 cm (450 MHz) with the Poker Flat Incoherent Scatter Radar
J. Atmos Solar-Terr. Phys., 2009
amisr pfisr
PDF, DOI, BibTex

L. R. Lyons, S. Zou, C. J. Heinselman, M. J. Nicolls, and P. C. Anderson
Poker flat radar observations of the magnetosphere-ionosphere coupling electrodynamics of the earthward penetrating plasma sheet following convection enhancements
J. Atmos Solar-Terr. Phys., 2009
amisr pfisr
PDF, DOI, BibTex

L. R. Lyons, H.-J. Kim, X. Xing, S. Zou, D.-Y. Lee, C. Heinselman, M. J. Nicolls, V. Angelopoulos, D. Larson, J. McFadden, A. Runov, and K.-H. Fornacon
Evidence that solar wind fluctuations substantially affect global convection and substorm occurrence
J. Geophys. Res., 2009
amisr pfisr sondrestrom
PDF, DOI, BibTex

D. Janches, D. C. Fritts, M. J. Nicolls, and C. J. Heinselman
Observations of D-region structure and atmospheric tides with PFISR during active aurora
J. Atmos Solar-Terr. Phys., 2009
amisr pfisr
PDF, DOI, BibTex

D. L. Hysell, G. Michhue, M. J. Nicolls, C. J. Heinselman, and M. F. Larsen
Assessing auroral electric field variance with coherent and incoherent scatter radar
J. Atmos Solar-Terr. Phys., 2009
amisr pfisr
PDF, DOI, BibTex

J. L. Chau, F. R. Galindo, C. J. Heinselman, and M. J. Nicolls
Meteor-head echo observations using an antenna compression approach with the 450 MHz Poker Flat Incoherent Scatter Radar
J. Atmos Solar-Terr. Phys., 2009
amisr pfisr
PDF, DOI, BibTex

S. L. Vadas and M. J. Nicolls
Using PFISR measurements and gravity wave dissipative theory to determine the neutral, background thermospheric winds
Geophys. Res. Lett., 2008
amisr pfisr
PDF, DOI, BibTex

D. L. Hysell, G. Michhue, M. F. Larsen, R. Pfaff, M. Nicolls, C. Heinselman, and H. Bahcivan
Imaging radar observations of Farley Buneman waves during the JOULE II experiment
Ann. Geophys., 2008
amisr pfisr pfrr
PDF, DOI, BibTex

C. J. Heinselman and M. J. Nicolls
A Bayesian approach to electric field and E-region neutral wind estimation with the Poker Flat Advanced Modular Incoherent Scatter Radar
Radio Sci., 2008
amisr pfisr pfrr
PDF, DOI, BibTex

M. J. Nicolls and C. J. Heinselman
Three-dimensional measurements of traveling ionospheric disturbances with the Poker Flat Incoherent Scatter Radar
Geophys. Res. Lett., 2007
amisr pfisr
PDF, DOI, BibTex

M. J. Nicolls, C. J. Heinselman, E. A. Hope, S. Ranjan, M. C. Kelley, and J. D. Kelly
Imaging of Polar Mesosphere Summer Echoes with the 450 MHz Poker Flat Advanced Modular Incoherent Scatter Radar
Geophys. Res. Lett., 2007
amisr pfisr
PDF, DOI, BibTex

Journal Articles by M. Nicolls

Conference Papers

Book Chapters