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Record #122806:
Dielectric properties of frozen clay and silt soils / John Christopher Moore, N. Maeno.
Title: | Dielectric properties of frozen clay and silt soils / John Christopher Moore, N. Maeno. |
Author(s): | Moore, John Christopher. Maeno, N. |
Date: | 1993. |
In: | Cold Regions Science and Technology. (1993.), Vol. 21(3) (1993) |
Abstract: | Studied at low water saturations at -100 and -15°C, and frequency range from 20 Hz to 300 kHz. Results show clear change in phase of water in soil between -65 and -80°C. Water can be modelled in terms of thin layer of mobile molecules on surface of soil particles; at low temperatures, this has non-Debye-like dielectric dispersion unlike that found for water or ice, whereas at temperatures above phase transition, dielectric dispersion is more Debye-like and indicates presence of low frequency dispersion. Interpreted as due to thin film of concentrated salt solution lining particle pores and giving rise to interfacial polarizations. |
Notes: | Cold Regions Science and Technology. Vol. 21(3) :265-273 (1993). |
Keywords: | 551.34 -- Geocryology. Frozen ground. 551.345 -- Permafrost. Cryopedology. 537.226 -- Ice, dielectrical properties. 536.65 -- Ice, latent heat. .000(410) -- British author. E8 -- Glaciology: frost action and permafrost. |
SPRI record no.: | 122806 |
LDR 01574naa#a2200000#a#4500 001 SPRI-122806 005 20231130133802.0 007 ta 008 231130s1993####xx#a##|##|###|0||#0|eng#d 035 ## ‡aSPRI-122806 040 ## ‡aUkCU-P‡beng‡eaacr 100 1# ‡aMoore, John Christopher. 245 10 ‡aDielectric properties of frozen clay and silt soils /‡cJohn Christopher Moore, N. Maeno. 260 ## ‡a[S.l.] :‡b[s.n.],‡c1993. 300 ## ‡ap. 265-273 :‡bdiags., table. 500 ## ‡aCold Regions Science and Technology. Vol. 21(3) :265-273 (1993). 520 3# ‡aStudied at low water saturations at -100 and -15°C, and frequency range from 20 Hz to 300 kHz. Results show clear change in phase of water in soil between -65 and -80°C. Water can be modelled in terms of thin layer of mobile molecules on surface of soil particles; at low temperatures, this has non-Debye-like dielectric dispersion unlike that found for water or ice, whereas at temperatures above phase transition, dielectric dispersion is more Debye-like and indicates presence of low frequency dispersion. Interpreted as due to thin film of concentrated salt solution lining particle pores and giving rise to interfacial polarizations. 650 07 ‡a551.34 -- Geocryology. Frozen ground.‡2udc 650 07 ‡a551.345 -- Permafrost. Cryopedology.‡2udc 650 07 ‡a537.226 -- Ice, dielectrical properties.‡2udc 650 07 ‡a536.65 -- Ice, latent heat.‡2udc 650 07 ‡a.000(410) -- British author.‡2udc 650 07 ‡aE8 -- Glaciology: frost action and permafrost.‡2local 700 1# ‡aMaeno, N. 773 0# ‡7nnas ‡tCold Regions Science and Technology. ‡gVol. 21(3) (1993) ‡wSPRI-59075 917 ## ‡aUnenhanced record from Muscat, imported 2019 948 3# ‡a20231130