The connectivity of crystallite agglomerates in low-density firn at Kohnen station, Dronning Maud Land, Antarctica

Annals of Glaciology

Volumn 49, Issue , 2008, Pages 114-120

  Freitag, J ^a   Kipfstuhl, S ^a   Faria, S H ^b  

^a ALFRED WEGENER INSTITUTE FOR POLAR AND MARINE RESEARCH   (Germany)

^b UNIVERSITY OF GÖTTINGEN   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

CONNECTIVITY; CRYSTAL CHEMISTRY; CRYSTAL STRUCTURE; EULERIAN ANALYSIS; FIRN; GRAIN BOUNDARY; IMAGE ANALYSIS; MICROSTRUCTURE; PHASE TRANSITION; PLASTIC DEFORMATION; THREE-DIMENSIONAL MODELING; TOMOGRAPHY;

ANTARCTICA; EAST ANTARCTICA; QUEEN MAUD LAND;

EID: 58249085952     PISSN: 02603055     EISSN: None     Source Type: Journal    
DOI: 10.3189/172756408787814852     Document Type: Article

References (23)

1. Alley, R.B. 1986. Three-dimensional coordination number from two-dimensional measurements: a new method. J. Glaciol., 32(112), 391-396.
2. Alley, R.B. 1987a. Firn densification by grain-boundary sliding: a first model. J. Phys. IV [Paris], 48, 249-254.
3. Alley, R.B. 1987b. Transformations in polar firn. (PhD thesis, University of Wisconsin-Madison.)
4. Alley, R.B. 1988. Concerning the deposition and diagenesis of strata in polar firn. J. Glaciol., 34(118), 283-290.
5. Arnaud, L., M. Gay, J.M. Barnola and P. Duval. 1998a. Imaging of firn and bubbly ice in coaxial reflected light: a new technique for the characterization of these porous media. J. Glaciol., 44(147), 326-332.
6. Arnaud, L., V. Lipenkov, J.M. Barnola, M. Gay and P. Duval. 1998b. Modelling of the densification of polar firn: characterization of the snow-firn transition. Ann. Glaciol., 26, 39-44.
7. Arnaud, L., J.M. Barnola and P. Duval. 2000. Physical modeling of the densification of snow/firn and ice in the upper part of polar ice sheets. In Hondoh, T., ed. Physics of ice core records. Sapporo, Hokkaido University Press, 285-305.
8. Arthern, R.J. and D.J. Wingham. 1998. The natural fluctuations of firn densification and their effect on the geodetic determination of ice sheet mass balance. Climatic Change, 40(4), 605-624.
9. Blouwolff, J. and S. Fraden. 2006. The coordination number of granular cylinders. Europhys. Lett., 76(6), 1095-1101.
10. Colbeck, S.C. 1983. Theory of metamorphism of dry snow. J. Geophys. Res., 88(C9), 5475-5482.
11. Coléou, C., B. Lesaffre, J.B. Brzoska, W. Ludwig and E. Boller. 2001. Three-dimensional snow images by X-ray microtomography. Ann. Glaciol., 32, 75-81.
12. Fraunhofer ITWM (Institut Techno- und Wirtschaftsmathematik). 2005. MAVI - Modular Algorithms for Volume Images. Kaiserslautern, Fraunhofer ITWM.
13. Freitag, J., F. Wilhelms and S. Kipfstuhl. 2004. Microstructure-dependent densification of polar firn derived from X-ray microtomography. J. Glaciol., 50(169), 243-250.
14. Kipfstuhl, S. and 6 others. 2006. Microstructure mapping: a new method for imaging deformation-induced microstructural features of ice on the grain scale. J. Glaciol., 52(178), 398-406.
15. Kry, P.R. 1975. Quantitative stereological analysis of grain bonds in snow. J. Glaciol., 14(72), 467-477.
16. Li, J. and H.J. Zwally. 2002. Modeled seasonal variations of firn density induced by steady-state surface air-temperature cycle. Ann. Glaciol., 34, 299-302.
17. Lundy, C.C., M.Q. Edens and R.L. Brown. 2002. Measurement of snow density and microstructure using computed tomography. J. Glaciol., 48(161), 312-316.
18. Maeno, N. and T. Ebinuma. 1983. Pressure sintering of ice and its implication to the densification of snow at polar glaciers and ice sheets. J. Phys. Chem., 87(21), 4103-4110.
19. Schneebeli, M. and S.A. Sokratov. 2004. Tomography of temperature gradient metamorphism of snow and associated changes in heat conductivity. Hydrol. Process., 18(18), 3655-3665.
20. Stauffer, B., J. Schwander and H. Oeschger. 1985. Enclosure of air during metamorphosis of dry firn to ice. Ann. Glaciol., 6, 108-112.
21. Vogel, H.J. 1997. Morphological determination of pore connectivity as a function of pore size using serial sections. Eur. J. Soil Sci., 48(3), 365-377.
22. Vogel, H.-J. 2002. Topological characterization of porous media. In Mecke, K. and D. Stoyan, eds. Morphology of condensed matter: physics and geometry of spatially complex systems. Heidelberg, etc., Springer-Verlag, 75-92.
23. Vogel, H.-J. and K. Roth. 2001. Quantitative morphology and network representation of soil pore structure. Adv. Water Resour., 24(3-4), 233-242.