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Chris Keylock
Work-related information and downloads

April 2014
I was invited to give the Geophysical and Nonlinear Fluid Dynamics seminar in the Physics department, Oxford University on the 29th April. 

New Paper:

Keylock, C.J., Singh, A., Foufoula-Georgiou, E. 2014. The complexity of gravel-bed river topography examined with gradual wavelet reconstruction, Journal of Geophysical Research 119, 682-700, doi: 10.1002/2013JF002999.

March 2014
I was honoured to give the inaugural Distinguished Lecture in Earth-Water-Life at the St Anthony Falls Laboratory, University of Minnesota

I was also made a Foreign Affiliate of the
National Center for Earth Surface Dynamics.

I gave a presentation at the
3rd EPSRC-ERCOFTAC WORKSHOP on Turbulent flows generated/designed in multiscale/fractal ways: fundamentals and applications at Imperial College, London. 

New Papers:
Keylock, C.J.
, Lane, S.N., Richards, K.S. 2014.
Quadrant/octant sequencing and the role of coherent structures in bed load sediment entrainment, Journal of Geophysical Research 119, 2, 264-286, doi: 10.1002/2012JF002698.

Ash, M., Brennan, P.V., Lok, L.B., McElwaine, J.N., Vriend, N.M., Keylock, C.J., Sovilla, B. 2014.
Two-dimensional radar imaging of flowing avalanches, Cold Regions Science and Technology 102, 41-51.

January 2014
New Paper:
Keylock, C.J
., Ash, M., Vriend, N., Brennan, P.V., McElwaine, J.N., Sovilla, B. 2014. Looking inside an avalanche using a novel radar system, Geology Today 30, 21-25.

April 2013:
New Paper:
Keylock, C.J
., Singh, A., Foufoula-Georgiou, E. 2013.
The influence of bedforms on the velocity-intermittency structure of turbulent flow over a gravel bed, Geophysical Research Letters 40, 1-5, doi:10.1002/grl.50337.

I was invited to give a talk on Gradual Wavelet Reconstruction at the
STRESS 4 Workshop at Lake Tahoe, Nevada.

March 2013:
New Paper:
Vriend, N.M., McElwaine, J.N., Sovilla, B., Keylock, C.J., Ash, M., Brennan, P.V. 2013.
High resolution radar measurements of snow avalanches, Geophysical Research Letters 40, 1-5, doi:10.1002/grl.50134.

I spent a week working with colleagues at IRSTEA, Grenoble, France.

February 2013:
I have been invited to act as an Associate Editor for Water Resources Research.

New Paper:
Eckert, N., Keylock, C.J., Castebrunet, H., Lavigne, A., Naaim, M. 2013.
Temporal trends in avalanche activity in the French Alps and subregions: from occurrences and runout altitudes to unsteady return periods, Journal of Glaciology 59(213), 93-113, doi: 10.3189/2013JoG12J091.

January 2013:

Barbara Turnbull at Nottingham has successfully obtained funds from the Royal Society for a research project on which I am collaborating .
December 2012:
New Paper:
Keylock, C.J. 2012. A resampling method for generating synthetic hydrological time series with preservation of cross-correlative structure and higher order properties, Water Resources Research 48, W12521, doi:10.1029/2012WR011923

November 2012:
We've obtained some funds to help develop our lab facilities.

October 2012:
My paper with colleagues in Japan published in Environmental Fluid Mechanics  is one of six key readings for the Advanced CISM-ERCOFTAC meeting on Fractal Flow Design to be held in Udine, Italy in September 2013.

We've obtained some funds from EPSRC to enhance the capability of our avalanche radar.

New Paper:
Keylock, C.J.,
Constantinescu, G., Hardy, R.J. 2012.
The application of computational fluid dynamics to natural river channels: Eddy resolving versus mean approaches, Geomorphology 179, 1-20.

September 2012:
We have managed to get some funding from the Swiss National Science Foundation to continue the development of our avalanche radar system and the analysis of the data we obtain.

July 2012:
Work from our GEODAR project was presented at the Royal Society Summer Science Exhibition. A montage from the exhibition shows the stand and some of our visitors both during the day and during the evening soirees:

Some of the video footage from our stand was used to illustrate a feature on the ITV News at Ten about avalanche fatalities in the Alps during July.

May 2012:
New Paper:
Eckert, N., Keylock, C.J., Bertrand, D., Parent, E., Faug, T., Favier, P., Naaim, M. 2012. Quantitative risk and optimal design approaches in the snow avalanche field: review and extensions, Cold Regions Science and Technology 79, 1-19.

March 2012:
New Paper:
Keylock, C.J., Nishimura, K., Peinke, J. 2012. A classification scheme for turbulence based on the velocity-intermittency structure with an application to near-wall flow and with implications for bedload transport, Journal of Geophysical Research 117, F01037, doi:10.1029/2011JF002127

February 2012:
Starting to get things together for our Royal Society Summer Science Exhibition  on our avalanche work. 

January 2012:
New Paper:
Keylock, C.J.,
Nishimura K., Nemoto, M., Ito, Y. 2012. The flow structure in the wake of a fractal fence and the absence of an "inertial regime", Environmental Fluid Mechanics, DOI: 10.1007/s10652-011-9233-0

December 2011:
Presented a poster, organised a session and helped out with some additional meetings at the American Geophysical Union (AGU).

I also managed to get the new Sheffield Fluid Mechanics Group (SFMG) website up and running.

New Paper:
Keylock, C.J., Tokyay, T.E., Constantinescu, G. 2011. A method for characterising the sensitivity of turbulent flow fields to the structure of inlet turbulence, Journal of Turbulence 12, N45, doi: 10.1080/14685248.2011.636047

March 2011:
I gave a seminar on my turbulence work at the Civil Engineering Department, University of Nottingham.

My chapter on Dynamics and Complexity was published in the SAGE Handbook of Geographical Knowledge edited by John Agnew and David Livingstone. 

February 2011:
I spent a couple of days in Cambridge with a GEODAR project meeting and doing some avalanche-related teaching in the Geography department.

I also gave a talk as part of the Imperial College Turbulence Seminar Series in the Aeronautics Department at Imperial.

November 2010:
My colleague, Nicolas Eckert from CEMAGREF in Grenoble came to visit for two weeks to work on our avalanche project. I gave research seminars in Geography at Leeds and for the Sheffield Fluid Mechanics Group. My paper on gradual wavelet reconstruction was published:

Keylock, C.J. 2010. Characterizing the structure of nonlinear systems using Gradual wavelet reconstruction, Nonlinear Processes in Geophysics 17, 615-632.

October 2010:
I started work full time at the University of Sheffield. I spent two days at the Institute of Mathematical Sciences, Imperial College working on turbulence problems with colleagues from Imperial (Christos Vassilicos) and Oldenburg (Joachim Peinke, Robert Stresing). 

July 2010:
I started work part-time at the University of Sheffield. I was appointed to a Prize Senior Lectureship and after some careful reflection, decided to base myself in Civil and Structural Engineering.

Chris Keylock's homepageAbout meNewsOutline of researchResearch Themes and OutputsScientific CommunitySoftware downloadsOutreach