Curriculum Vitae - Sodankylä Geophysical Observatory

Curriculum Vitae
Carl-Fredrik Enell
1 Personal details
• Full name: Carl-Fredrik Thomas Enell.
• Born: October 31, 1971 in Norrköping, Sweden.
2 Education
Elementary school: Norrköping, Sweden, 1978–1987
Secondary school: Norrköping, Sweden, 1987–1990
Military service: Swedish Air Force, 1993
Undergraduate: Linköping University, Sweden, 1990–1992 and 1994–1995
Filosofie magister (M. Sc.) in physics, Linköping University, 1996. Diploma thesis:
“Multi-mode Interference in Ring Core Fibers”, thesis work at Ericsson Components AB,
Fiber Optics Research Centre (FORC), Kista, Stockholm, Sweden, 1996
Postgraduate: Filosofie doktor (Ph. D.) in atmospheric physics, Umeå University, Sweden,
2002. Ph. D. thesis: “Optical studies of polar stratospheric clouds and related phenomena”,
IRF Scientific Report 278, ISBN 91-7305-307-4, Swedish Institute of Space Physics, Kiruna,
Sweden, 2002
3 Language skills
• Swedish (native)
• English (fluent)
• Finnish
• German
• French
4 Employment
• Norrköpings Datorbutik AB, Norrköping, Sweden, summer work for several years, computer
system upgrades and maintenance
• Ericsson Components AB, Kista, Stockholm, Sweden, diploma and project work in optoelectronic
research and development, 1995–1996
• Swedish Institute of Space Physics, Kiruna, Sweden, Ph. D. student, 1996–2002
• Swedish Institute of Space Physics, Kiruna, Sweden, teaching, 2002
• Kiruna Space and Environment Campus, Kiruna, Sweden, teaching and supervision, 2002–
2003
• Sodankylä Geophysical Observatory, Finland, researcher, from 2003

5 Obtained personal grants and financial support
• EGS Young Scientists’ Travel Award, EGS General Assembly, Vienna 1997
• Royal Swedish Academy of Sciences, personal grant in Astronomy and Space Science, 2001
• University of Heidelberg, Germany, support for operation of a UV/visible spectrometer system
at Kiruna, Sweden, 2002
• Finnish Academy of Science and Letters, Vilho, Yrjö and Kalle Väisälä Foundation, travel
grant for IAMAS 2005, Beijing, China
6 Research experience
• Fibre optics
• Atmospheric spectroscopy in the UV, visible and infrared
• Image processing
• Ion-chemical modelling of the middle atmosphere
• Studies of transient luminous events (sprites, etc.) in the middle atmosphere
• Modelling the effect of hard X rays on the atmosphere
• Programming and data analysis, mainly using Matlab, C and shell scripts on Linux computers
• Operation of optical, radar and infrasound instruments
• Participation in the NEMI rocket experiment led by the Dept. of Meteorology, Stockholm
University
7 Teaching experience
• Development of physics practicals for master’s degree students at Luleå University of Technology,Kiruna
Space Campus, Sweden
• Supervision of engineering students’ practicals, Umeå University, Department of Space Physics,
Kiruna Space Campus, Sweden
• Public popular science lectures and elementary and secondary school lectures on atmospheric
research
• Lectures on spectroscopic methods and CCD imaging for master’s degree students at Kiruna
Space Campus
• Development of a final-year masters’ level course, Optical and radar methods for remote sensing,
Luleå University of Technology, Kiruna Space and Environment Campus, 2002–2003. Use
of the EISCAT UHF incoherent scatter radar system for educational purposes.
• Participation in Swedish-language teaching at elementary school level, Orajärvi school, Sodankylä,
Finland
• Lectures on sprites and other transient luminous events for secondary school students in
Sodankylä, Finland

8 Theses
References
Carl-Fredrik Enell. Multi-mode interference in ring core fibers. Master’s thesis, Linköping University,
Linköping, Sweden, 1996. Linköping University publication LiU-IFM-Fysik-Ex 474.
Carl-Fredrik Enell. Optical studies of polar stratospheric clouds and related phenomena. PhD
thesis, Swedish Institute of Space Physics, Kiruna, Sweden, 2002. IRF Scientific Report 278,
ISBN 91-7305-307-4.
9 Peer-reviewed publications
(Published, in press and in preparation for submission)
References
E. Arnone, A. Kero, B. M. Dinelli, C.-F. Enell, N. F. Arnold, E. Papandrea, C. J. Rodger, M. Carlotti,
M. Ridolfi, and E. Turunen. Seeking sprite-induced signatures in remotely sensed middle
atmosphere NO 2 . Geophys. Res. Lett., 2008. Accepted.
O. Chanrion, N. B. Crosby, E. Arnone, F. Boberg, O. van der Velde, A. Odzimek, Á Mika, C.-
F. Enell, P. Berg, M. Ignaccolo, R. J. Steiner, S. Laursen, and T. Neubert. The EuroSprite
2005 observational campaign: An example of training and outreach opportunities for CAL young
scientists. Adv. Geosci., 13:3–9, 2007.
Carl-Fredrik Enell, Åke Steen, Thomas Wagner, Udo Frieß, Klaus Pfeilsticker, Ulrich Platt, and
K-H Fricke. Occurrence of polar stratospheric clouds at Kiruna. Ann. Geophys., 17:1457–1462,
1999. URL http://www.copernicus.org/EGU/annales/17/1457.htm.
Carl-Fredrik Enell, Björn Gustavsson, Åke Steen, Urban Brändström, and Peter Rydesäter.
Multistatic imaging and optical modelling of nacreous clouds. Phys. Chem. Earth, B25
(5–6):451–457, 2000. URL http://www.sciencedirect.com/science?\ ob=ArticleURL\
&\ udi=B6VPV-416JTRP-14\&\ user=950183\&\ coverDate=12\%2F31\%2F2000\&\ alid=
130838915\&\ rdoc=1\&\ fmt=summary\&\ orig=search\&\ cdi=6216\&\ sort=d\&\ st=4\
&\ docanchor=\&\ acct=C000049135\&\ version=1\&\ urlVersion=0\&\ userid=950183\
&md5=fcbdb5f578aefc8608d641af3273863d.
Carl-Fredrik Enell, Urban Brändström, Björn Gustavsson, Sheila Kirkwood, Kerstin Stebel, and
Åke Steen. Case study of the development of polar stratospheric clouds using bistatic imaging.
Ann. Geophys., 21:1869–1878, 2003. URL http://www.copernicus.org/EGU/annales/21/
1869.htm.
Carl-Fredrik Enell, Antti Kero, Esa Turunen, Thomas Ulich, Pekka T. Verronen, Annika Seppälä,
Steve Marple, Farideh Honary, and Andrew Senior. Effects of D-region RF heating studied by
the Sodankylä Ion Chemistry model. Ann. Geophys., 23:1575–1583, 2005.
Carl-Fredrik Enell, Enrico Arnone, Olivier Chanrion, Toru Adachi, Pekka T. Verronen, Annika
Seppälä, Torsten Neubert, Thomas Ulich, Esa Turunen, Yukihiro Takahashi, and Rue-Ron Hsu.
Parameterisation of the chemical effect of sprites in the middle atmosphere. Ann. Geophys.,
2008a. In press.
Carl-Fredrik Enell, Pekka T. Verronen, Mathew J. Beharrell, Antti Kero, Annika Seppälä, Thomas
Ulich, Esa Turunen, and Farideh H. Honary. Case study of the mesospheric and lower thermospheric
effects of solar x-ray flares: Coupled ion-neutral modelling and comparison with eiscat
and riometer measurements. Ann. Geophys., 2008b. Submitted for the Eiscat Workshop 2007
special issue.
A. Kero, C.-F. Enell, Th. Ulich, E. Turunen, M. T. Rietveld, and F. H. Honary. Statistical signature
of active D-region HF heating in IRIS riometer data from 1994–2004. Ann. Geophys., 25:407–415,
2007.

Antti Kero, Juha Vierinen, Carl-Fredrik Enell, Ilkka Virtanen, and Esa Turunen. New incoherent
scatter diagnostic methods for the heated D-region ionosphere. Ann. Geophys., 2008.
Asta Pellinen-Wannberg, Edmond Murad, Björn Gustavsson, Urban Brändström, Carl-Fredrik
Enell, Christopher Roth, Ivan P. Williams, and Åke Steen. Optical observations of water in
Leonid meteor trails. Geophys. Res. Lett., 31:L03812, 2004. doi: 10.1029/2003GL018785. URL
http://www.agu.org/journals/gl/gl0403/2003GL018785.
Craig J. Rodger, Carl-Fredrik Enell, Esa Turunen, Mark A. Clilverd, and Neil R. Thomson. Significance
of lightning driven inner radiation belt energy deposition into the atmosphere: Implications
for ionisation-levels and neutral chemistry. Ann. Geophys., 25:1745–1757, 2007.
Björn-Martin Sinnhuber, D. W. Arlander, Heinrich Bovensmann, John P. Burrows, Martyn P.
Chipperfield, Carl-Fredrik Enell, Udo Frieß, Francois Hendrick, Paul V. Johnston, R. L. Jones,
Karin Kreher, Norhaslinda Mohamed-Tahrin, R. Müller, Klaus Pfeilsticker, Ulrich Platt, Jean-
Pierre Pommereau, Irene Pundt, Andreas Richter, Alex M. South, Kjersti K. Tørnkvist, Michel
van Roozendael, Thomas Wagner, and Folkard Wittrock. Comparison of measurements and model
calculations of stratospheric bromine monoxide. J. Geophys. Res., 107(D19):11:1–18, 2002. URL
http://www.agu.org/journals/jd/jd0219/2001JD000940/.
Esa Turunen, Pekka T. Verronen, Annika Seppälä, Craig J. Rodger, Mark A. Clilverd, Johanna
Tamminen, Carl-Fredrik Enell, and Thomas Ulich. Impact of different precipitation energies on
NOx generation during geomagnetic storms. J. Atmos. Sol.-Terr. Phys., 2007. Submitted for the
High-Speed Solar Wind Stream Workshop special issue.
Pekka T. Verronen, Annika Seppälä, Mark A. Clilverd, Craig J. Rodger, Erkki Kyrölä, Carl-
Fredrik Enell, Thomas Ulich, and Esa Turunen. Diurnal variation of ozone depletion during
the October–November 2003 solar proton event. J. Geophys. Res., 110:A09S32, 2005. doi:
10.1029/2004JA010932.
10 Proceedings and other publications
References
Viktor A. Alpatov, A. A. Matveev, Carl-Fredrik Enell, Björn Gustavsson, and Urban Brändström.
Investigations of the polar atmosphere with the use of dynamical characteristics of the processes
and self-organizing neural networks on ground-based multi-position optical observations. In Proceedings
of the 25th EGS General Assembly, 2000.
Enrico Arnone, Peter Berg, Fredrik Boberg, József Bór, Olivier Chanrion, Carl-Fredrik Enell, Massimiliano
Ignaccolo, Ágnes Mika, Anna Odzimek, Oscar van der Velde, Thomas Farges, Steen
Laursen, Torsten Neubert, and Gabriella Sátori. The Eurosprite 2005 campaign. In Johan
Arvelius, editor, Proceedings of the 33rd Annual European meeting on Atmospheric Studies by
Optical Methods (33AM), number 292 in IRF Scientific Reports. Swedish Inst. of Space Physics,
Kiruna, 2008. In press.
Urban Brändström, Torbjörn Lövgren, Arne Moström, Carl-Fredrik Enell, Björn Gustavsson, Takehiko
Aso, Masaki Ejiri, Åke Steen, and Peter Rydesäter. Brief report on ALIS (Auroral Large
Imaging System), a new all-sky camera in Kiruna and auroral imaging using a mini-DV camcorder.
Sodankylä Geophysical Observatory Publications, (92):89–92, 2003.
C.-F. Enell, Å. Steen, K. Pfeilsticker, T. Wagner, C. Otten, and U. Platt. UV/visible DOAS
stratospheric trace gas measurements at Kiruna in the Arctic winter 1996-97. In Proceedings of
the 24th Annual European meeting on Atmospheric Studies by Optical Methods. Andøya Rocket
Range, Norway, 1997.
Carl-Fredrik Enell, Cornelius Otten, Ulrich Platt, Åke Steen, Thomas Wagner, and Klaus Pfeilsticker.
O3, NO2, OClO, and BrO stratospheric column amount measurements at Kiruna/Sweden
in the Arctic winter 1996/97. In Proceedings of the 4th European Symposium on Stratospheric
Ozone, volume Air pollution research report 66, pages 431–434. European Commission, 1998.

Carl-Fredrik Enell, Björn Gustavsson, , Åke Steen, Urban Brändström, , Peter Rydesäter, Per
Johansson, Thomas Wagner, Udo Frieß, Klaus Pfeilsticker, and Ulrich Platt. Optical studies of
polar stratospheric clouds. In Jacqueline E. Russell, editor, Satellite Remote Sensing of Clouds
and the Atmosphere IV, volume Proceedings of SPIE Vol. 3867, pages 290–297, 1999a.
Carl-Fredrik Enell, Åke Steen, Björn Gustavsson, , Urban Brändström, Per Johansson, Thomas
Wagner, Udo Frieß, Klaus Pfeilsticker, and Ulrich Platt. Studies of polar stratospheric clouds at
Kiruna. In Proceedings of the 25th Annual European Meeting on Atmospheric Studies by Optical
Methods, pages 122–126. Instituto de Astrofísica de Andalucía, Granada, Spain, 1999b.
Carl-Fredrik Enell, Åke Steen, Björn Gustavsson, , Urban Brändström, Per Johansson, Thomas
Wagner, Udo Frieß, Klaus Pfeilsticker, Ulrich Platt, and Karl-Heinrich Fricke. Detection of polar
stratospheric clouds at Kiruna. In Kenneth S. Carslaw and Georgios T. Amanatidis, editors,
Mesoscale processes in the stratosphere, volume Air pollution research report 69, pages 65–68.
European Commission, 1999c. EUR18912.
Carl-Fredrik Enell, Kerstin Stebel, and Rick McGregor. Atmosfärforskning vid IRF. Popular
information booklet, 2001.
Carl-Fredrik Enell, Kerstin Stebel, Thomas Wagner, Udo Frieß, Klaus Pfeilsticker, and Ulrich Platt.
Detecting polar stratospheric clouds with zenith-looking photometers. Sodankylä Geophysical
Observatory Publications, (92):55–59, 2003.
Carl-Fredrik Enell, Esa Turunen, Antti Kero, Thomas Ulich, Juha P. Vierinen, Kari Kaila, Jacek
Stegman, Jörg Gumbel, Jonas Hedin, Mikhail Khaplanov, Georg Witt, Pekka T. Verronen, and
Annika Seppälä. Night-time Emissions from the Mesosphere and Ionosphere (NEMI) measurement
of auroral nitric oxide production. In Proceedings of the 18th ESA PAC symposium, 2007.
Submitted.
Solveig H. Høymork, editor. Sensors and Instruments for Space Exploration, chapter 6. Measurements
by optical methods, pages 71–119. Swedish Inst. of Space Physics, Kiruna, Kiruna, 2
edition, 2000.
Peter Rydesäter, Björn Gustavsson, Urban Brändström, Carl-Fredrik Enell, and Å. Steen. Lossy
compression of scientific images of aurora. Sodankylä Geophysical Observatory Publications, (92):
113–116, 2003.
Åke Steen, Björn Gustavsson, Carl-Fredrik Enell, and Urban Brändström. PSC dynamics investigated
by multi-station imaging - techniques, results and prospects. In Kenneth S. Carslaw and
Georgios T. Amanatidis, editors, Mesoscale processes in the stratosphere, volume Air pollution
research report 69, pages 239–242. European Commission, 1999. EUR18912.
T. Wagner and C.F. Enell. DOAS BrO and OClO algorithms for the UV-vis instruments at IRF,
Kiruna. WWW document.