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KAWAMOTO Ken

Faculty: Graduate School of Science and Engineering TEL: +81-48-858-3542
Position: Professor ■FAX: +81-48-858-7374
Address: 255 Shimo-okubo, Sakura-ku, Saitama, Japan 338-8570 ■Mail Address: kawamoto@mail.saitama-u.ac.jp
■Web site:

Profile

Assigned Class

Department of Civil and Environmental Engineering,Faculty of Engineering

Research Field

Geoenvironmental Engineering

Academic Societies

Academic Societies
Japan Society of Material Cycles and Waste Management
The Japanese Geotechnical Society
Japan Society of Civil Engineers
Japanese Society of Soil Physics
Japan Geoscience Union

Academic Background

Degree
Ph.D , University of Tokyo

Awards

2021
2017 , Best Paper Award
2016 , Best Paper Award, ACEPS 2017
Outstanding Research Award
Saitama University President Award

Research Career

Research Career
2013 , Professor, Graduate School of Science and Engineering, Saitama University
2007 - 2013 , Associate Professor, Graduate School of Science and Engineering, Saitama University
1997 - 2007 , Research Associate, Faculty of Engineering, Saitama Univeristy
Other Career
2018 - 2022 , JICA Short-term expert in Vietnam
2011 - 2016 , JICA Short-term expert in Sri Lanka
2009 - 2009 , JICA Shotr-Term Expert, National University of Timor-Leste
2009 - 2009 , Visiting Professor, University of the Philippines, Diliman
Overseas Education
2005 - 2006 , Research Assistant Professor, Aalborg University, Denmark

Research

Books, Articles, etc.

Articles
Effects of particle size and type of aggregate on mechanical properties and environmental safety of unbound road base and subbase materials: A literature review
,Int. J. GEOMATE,20(78):149-157 2021
Thai, H. N., A Kato, H.G. Nguyen, T.D. Nguyen, T. K. Tong, V.T. Nguyen, T. Uchimura, T. Maki, and K. Kawamoto

Oil/water separation techniques using hydrophobized/oleophilized grains: A review of recent studies
,Int. J. GEOMATE,20(81):28-34 2021
Matsuno, A., Z.M. Junaid, T. Saito, H.T.T. Dang, P.T. Huyen, T.T.V. Nga, and K. Kawamoto

Effect of degree of saturation on particle breakage of recycled concrete aggregate under cyclic loading
,Int. J. GEOMATE,20(81):72-78 2021
Shah, S.K.H., J.Q. Kayani, T. Uchimura, and K. Kawamoto

Properties of granulated bentonite mixtures for radioactive waste disposal concept: A review
,Int. J. GEOMATE,20(81):132-145 2021
Nazir, M., K. Kawamoto, and T. Sakaki

Characterizing seasonal variation in landfill leachate using leachate pollution index (LPI) at Nam Son solid waste landfill in Hanoi, Vietnam
,Environments,8(17) 2021
Hoai, S.T., H.N. Lan, T.T.V. Nga, G.H. Nguyen, and K. Kawamoto

Characterization of gas transport properties of compacted solid waste materials
,Environments,8(26) 2021
Iqbal, M.R., H.L.D. Nandika, Y. Isobe, and K. Kawamoto

Comparison of macropore structure and network of autoclaved aerated concrete blocks using micro-focus X-ray computed tomography
,Int. J. GEOMATE ,19(71):160-165 2020
Matsuno, A., S. Ishizuka, T.N. Lam, N.T. Dung, V.N. Tuan, H.N. Giang, and K. Kawamoto

Characterization and comparison of groundwater quality and redox conditions in the Arakawa Lowland and Musashino Upland, southern Kanto Plain of the Tokyo Metropolitan area, Japan
,Science of the Total Environment ,722:137783 2020
Saito, T., S. Lorenzo, H. Saito, J.M.F. Martins, L. Oxarango, T. Takemura, S. Hamamoto, P. Moldrup, K. Kawamoto, and T. Komatsu

Examination of crushed laterite brick for removal of chromium and arsenic from wastewater
,Int. J. GEOMATE,19(74):22-30 2020
Bandara, A.B.P., G.M.P. Kumara, A. Matsuno, T. Saito, T.T.V. Nga, and K. Kawamoto

Anaerobic filter treatment of landfill-leachate using low-cost filter materials
,Engineer - J. Institution of Engineers, Sri Lanka,53(1):29-39 2020
Nanayakkara, B.S.R., W.K.C.N. Dayanthi, H.M.L.V.K. Herath, K.H.S.S, and K. Kawamoto

Waste generation, composition, and handling in building-related construction and demolition in Hanoi, Vietnam
,Waste Management,117:32-41 2020
Hoang, N.H., T. Ishigaki, R. Kubota, T.T. Kien, N.H. Giang, M. Yamada, and K. Kawamoto

Compaction characteristics and CBR of sludge blended with recycled clay bricks for road subgrade application
,Int. J. GEOMATE,19(75):133-143 2020
Iqbal, M.R., K. Kawamoto, T. Uchimura, N.T. Dung, T.K. Ton, N.V. Tuan, and N.H. Giang

An investigation of the generation of construction and demolition waste in Vietnam
,Detritus,12:135-149 2020
Nghiem, H.T., Q.M. Phan, K. Kawamoto, K.T. Ngo, H.G. Nguyen, T.D. Nguyen, Y. Isobe, and M. Kawasaki

A review of construction and demolition waste management in Southeast Asia
,J. Material Cycles and Waste Manag.,22:315-325 2020
Hoang, H., T. Ishigaki, R. Kubota, M. Yamada, K. Kawamoto, G. Nguyen, and K. Tong

Charaterizing pore-structural parameters of volcanic ash soil: Comparison between non-destructive an indirect methods
,Int. J. GEOMATE,18(69):59-66 2020
Baniya, A., A. Matsuno, and K. Kawamoto

ベトナムにおける建設廃棄物の適正管理と建廃リサイクル資材を活用した環境浄化およびインフラ整備技術の開発
,廃棄物資源循環学会誌,31(1):44-50 2020
川本 健

Geotechnical properties of sludge blended with crushed concrete and incineration ash
,Int. J. GEOMATE,16(57):116-123 2019
Iqbal, M.R., K. Hashimoto, S. Tachibana, and K. Kawamoto

Evaluation of Autoclaved Aerated Concrete (AAC) fines for Removal of Cd(II) and Pb(II) from Wastewater
,J. Environ. Eng., ASCE,145(11):04019078. DOI: 10.1061/(ASCE)EE.1943-7870.0001597 2019
Kumara, G.M.P., T. Saito, S. Hamamoto, S. Asamoto, and K. Kawamoto

Low-cost Permeable Reactive Barrier (PRB) system to treat the organic compounds and nutrients in the groundwater contaminated by the landfill-leachate
,Engineer - J. Institution of Engineers, Sri Lanka,52(2):15-25 2019
Kankanige, D.M., W.K.C.N. Dayanthi, I.U. Nagasinghe, A.M. Disanayaka, and K. Kawamoto

Applicability of crushed clay brick and municipal solid waste slag as lo-cost adsorbents to refine high concentration Cd (II) and Pb (II) contaminated wastewater
,Int. J. GEOMATE,17(63):133-142 2019
Kumara, G.M.P. and K. Kawamoto

Linking pore network structure derived by micro-focus X-ray CT to mass transport parameters in differently compacted loamy soils
,Soil Research,57(6):642-656 2019
Baniya, A., K. Kawamoto, S. Hamamoto, T. Sakaki, T. Saito, K. Müller, P. Moldrup, and T. Komatsu

Methane eruption from landfill final cover soil during rainfall events in laboratory experiments
,Soils and Foundations,59:1052-1062 2019
Izumoto, S. S. Hamamoto, K. Kawamoto, M. Nagamori, and T. Nishimura

Effectiveness of permeable reactive barrier (PRB) on heavy metal trap in aquifer at solid waste dumpsite: A simulation study
,Int. J. GEOMATE,15(51):225-232 2018
Kumarasinghe, U., Y. Sakamoto, T. Saito, M. Nagamori, C.S. Kalpage, G.B. Herath, M.I.M. Mowjood, and K. Kawamoto

Evaluation of applicability of filling materials in Permeable Reactive Barrier (PRB) system to remediate groundwater contaminated with Cd and Pb at open solid waste dump sites
,Process Safety and Environmental Protection,120:118-127 2018
Kumarasinghe, U., K. Kawamoto, T. Saito, Y. Sakamoto, and M.I.M. Mowjood

Monitoring of methane emission from a landfill site in daily and hourly time scales using an automated gas sampling system
,Environ. Sci. Pollut. Res.,25:24500–24506 2018
Izumoto, S., S. Hamamoto, K. Kawamoto, M. Nagamori, and T. Nishimura

Saturation-dependent gas transport in sand packs: Experiments and theoretical applications
,Adv. in Water Resour.,122:139-147 2018
Behzad Ghanbarian, B. S. Hamamoto, K. Kawamoto, T. Sakaki, P. Moldrup, T. Nishimura, and T. Komatsu

Current status of construction and demolition waste management in Vietnam: Challenges and opportunities
,Int. J. GEOMATE,15(22):23-29 2018
Tuan, N.V., T.T. Kien, D.T.T. Huyen, T.T.V. Nga, N.H. Giang, N.T. Dung, Y. Isobe, T. Ishigaki, and K. Kawamoto

温度変化が堆積物からのホウ素およびヒ素の溶出量とその存在形態に及ぼす影響
,土木学会論文集G 74(1): 8-15.,74(1):8-15 2018
斎藤 健志, 濱本 昌一郎, 竹村 貴人, 上島 雅人, 川本 健, 小松 登志子

Runoff and nutrient loss from a water-repellent soil
,Geoderma,322:28-37 2018
Müller, K., K. Mason, A.G. Strozzi, R. Simpson, T. Komatsu, K. Kawamoto, B. Clothier

Ground-penetrating radar (GPR) responses for sub-surface salt contamination and solid waste: modeling and controlled lysimeter studies
,Environ. Monit. Assess. ,189:DOI 10.1007/s10661-017-5770-4. 2017
Wijewardana, Y.N.S., A.T. Shilpadi, M.I.M. Mowjood, K. Kawamoto, and L.W. Galagedara

Microcosm experiments on a coconut-fibre biofilm treatment system to evaluate wastewater treatment efficiencies
,Int. J. GEOMATE,12(33):160-166 2017
Sato, N., W.N.K. Dharmarathne, T. Saito, H. Sato, N. Tanaka, and K. Kawamoto

Temporal variations in perched water and groundwater qualities at an open solid waste dumpsite in Sri Lanka
,Int. J. GEOMATE,13(38):1-8 2017
Kumarasinghe, U., Y. Inoue, T. Saito, M. Nagamori, Y. Sakamoto, M.I.M. Mowjood, and K. Kawamoto

Characterization of locally available soil as a liner material for solid waste landfills in Sri Lanka
,Environ. Earth Sci. ,76:396 2017
Rashid, H.M.A., J. A. D. K. Wanigarathna, L. C. Kurukulasuriya, N. H. Priyankara, A. M. N. Alagiyawanna, T. Saito, and K. Kawamoto

Coconut-fibre biofilm wastewater treatment system in Sri Lanka: Microcosm experiments for evaluating wastewater treatment efficiencies and oxygen consumption
,International Journal of Environmental Science and Development (IJESD),8(10):691-695 2017
Sato, N., T. Saito, H. Satoh, N. Tanaka, and K. Kawamoto

Closure to discussion of “Pore network structure of porous media analyzed by micro-focus X-ray computed tomography and linked to particle shape and size and mass transport parameters”
,Soils and Foundations,57:901-903 2017
Hamamoto, S., P. Moldrup, K. Kawamoto, T. Sakaki, T. Nishimura, and T. Komatsu

Reviews on the applicability of construction and demolition waste and its recycled materials as low-cost adsorbents to remove heavy metals in wastewater
,Int. J. GEOMATE,14(42):44-51 2017
Kumara, G.M.P., T. Saito, S. Asamoto, and K. Kawamoto

Characterizing volatile organic compounds in leachate from Gohagoda municipal solid waste dumpsite, Sri Lanka
,Groundwater for Sustainable Development ,2-3:1–6. http://dx.doi.org/10.1016/j.gsd.2016.04.001. 2016
Kumarathilaka, P., Y. Jayawardhana, B.F.A. Basnayake, M.I.M. Mowjood, M. Nagamori, T. Saito, K. Kawamoto, and M. Vithanage

Pore network structure of porous media analyzed by micro-focus X-ray computed tomography and linked to particle shape and size and mass transport parameters
,Soils and Foundations,56(4):676-690 2016
Hamamoto, S., P. Moldrup, K. Kawamoto, T. Sakaki, T. Nishimura, and T. Komatsu

Characterization of temporal variations in landfill gas components inside an open solid waste dumpsite in Sri Lanka
,J. Air & Waste Manag. Assoc., 66(12):1257–1267 2016
Nagamori, M., M.I.M. Mowjood, Y. Watanabe, Y. Isobe, T. Ishigaki, and K. Kawamoto

Adsorption of Cd2+ and Pb2+ onto coconut shell biochar and biochar-mixed soil
,Environ. Earth Sci.,75:484:DOI 10.1007/s12665-015-5167-z 2016
Paranavithana, G.N., K. Kawamoto, Y. Inoue, T. Saito, M.Vithanage, C.S. Kalpage, and G. B. B. Herath. 75:484. DOI 10.1007/s12665-015-5167-z.

Temperature effects on solute diffusion and adsorption in differently-compacted kaolin clay
,Environ Earth Sci.,75:562:DOI 10.1007/s12665-016-5358-2 2016
Ei Ei Mon, S. Hamamoto, K. Kawamoto, T. Komatsu, and P. Moldrup

Temperature change affected groundwater quality in a confined marine aquifer during long-term heating and cooling
,Water Research,94:120-127 2016
Saito, T., S. Hamamoto, T. Ueki, S. Ohkubo, P. Moldrup, K. Kawamoto, and T. Komatsu

Temperature effects on geotechnical and hydraulic properties of bentonite hydrated with inorganic salt solutions
,Int. J. of GEOMATE,8(1):1172-1179 2015
Rashid, H.M.A., K. Kawamoto, T. Saito, T. Komatsu, Y. Inoue, and P. Moldrup

Characterization of water repellency for hydrophobized grains with different geometries and sizes
,Environ. Earth Sci.,74:5525-5539 2015
Wijewardana, Y.N.S., K. Kawamoto, P. Moldrup, T. Komatsu, L.C. Kurukulasuriya, N.H. Priyankara

Geotechnical properties of Kanto alluvial soils based on geochemical survey
,GSTF International Journal of Geological Sciences (JGES),2(1) 2015
Hamamoto, S., K. Kawamoto, T. Takemura, K. Kimura, T. Komatsu, and M. Oda

Soil-water repellency characteristic curve for soil profiles with soil organic carbon gradients
,Geoderma,264:DOI:10.1016/j.geoderma.2015.10.020 2015
Wijewardana, N.S., K. Müller, P. Moldrup, B. Clothier, T. Komatsu, S. Hiradate, L.W. de Jonge, and K. Kawamoto

Assessment of inorganic pollutant contamination in groundwater using Ground Penetrating Radar (GPR)
,Tropical Agricultural Research,26(4):700-706 2015
Wijewardana, Y.N.S., L.W. Galagedara, M.I.M. Mowjood, and K. Kawamoto

The water-induced linear reduction gas diffusivity model extended to three pore regions
,Vadose Zone J.,14:doi:10.2136/vzj2015.04.0051 2015
Chamindu, D. T.K.K , L.W. de Jonge, K. Kawamoto, T. Komatsu, and P. Moldrup

Gas diffusivity and thermal properties of compost-mixed soils under variable water saturation
,GSTF International Journal of Geological Sciences (JGES),2(1):DOI: 10.5176/2335-6774_2.1.23 2015
Dilrukshi, E.A.A., K. Kawamoto, T. Saito, I. Sakaguchi, P. Moldrup, and T. Komatsu

Transport properties and pore-network structure in variably-saturated Sphagnum peat soil
,Eur. J. Soil Sci.:doi: 10.1111/ejss.12312 2015
Hamamoto, S., S.H. Dissanayaka, K. Kawamtoo, O. Nagata, T. Komatsu, and P. Moldrup

Modeling gravity effects on water retention and gas transport characteristics in plant growth substrates
,Advances in Space Research,54:797-808 2014
Chamindu, D.T.K.K., S. B. Jones , M. Tuller, L.W. de Jonge, K. Kawamoto, T. Komatsu, and P. Moldrup

Simultaneous loss of soil biodiversity and functions along a copper contamination gradients: When soil goes to sleep
,Soil Sci. Soc. Am. J.:doi:10.2136/sssaj2014.02.0052. 2014
Naveed, M. P. Moldrup, E. Arthur, M. Holmstrup, M. Nicolaisen, M. Tuller, L. Herath, S. Hamamoto, K. Kawamoto, T. Komatsu, H-J. Vogel, L.W. de Jonge

Adsorption of Cd(II) and Pb(II) humic acid treated coconut (Cocos nucifera) husk. J. Hazardous
,Toxic and Radioactive Waste, ASCE:DOI: 10.1061/(ASCE)HZ.2153-5515.0000196 2014
Sewwandi, B.G.N., M. Vithanage, S.S.R.M.D.H.R. Wijesekara, M.I.M. Mowjood, S. Hamamoto, and K. Kawamoto

Fate and transport of pollutants through a municipal solid waste landfill leachate in Sri Lanka
,Environmental Earth Sciences:DOI 10.1007/s12665-014-3075-2 2014
Wijesekara, S.S.R.M.D.H.R., S.S. Mayakaduwa, A.R. Siriwardana, N. de Silva, B.F.A. Basnayake, K. Kawamoto, and M. Vithanage

A new method to quantify how water repellency compromises soils’ filtering function
, Eur. J. Soil Sci.:DOI: 10.1111/ejss.12136 2014
Müller, K., M. Deurer, K. Kawamoto, T. Kuroda, S. Subedi, S. Hiradate, T. Komatsu, and B.E. Clothier

Temperature effects on geomechanical properties of kaolin clay: Simultaneous measurements of consolidation characteristics, shear stiffness, and permeability using a modified oedometer
,GSTF International Journal of Geological Sciences (JGES).,1(1):DOI: 10.5176/2335-6774_1.1.1 2013
Ei Ei Mon, S. Hamamoto, K. Kawamoto, T. Komatsu, and P. Moldrup.

Structure-dependent water-induced linear reduction model for predicting gas diffusivity and tortuosity in repacked and intact soil
,Vadose Zone J,12: doi:10.2136/vzj2013.01.0026 2013
Moldrup, P., D.T.K.K. Chamindu, S. Hamamoto, T. Komatsu, K. Kawamoto, D.E. Rolston, L.W. de Jonge.

Gas diffusivity-based design and characterization of greenhouse growth substrates
,Vadose Zone J.,12:doi:10.2136/vzj2013.03.0061 2013
Chamindu, D.T.K.K., P. Moldrup, M. Tuller, M. Pedersen, J.C.C. Lopez, L.W. de Jonge, K. Kawamoto, and T. Komatsu

Mini tensiometer-time domain reflectometry coil probe for measuring soil water retention properties.
,Soil Sci. Soc. Am. J.:doi:10.2136/sssaj2012.0106 2013
Subedi, S., K. Kawamoto, A.K. Karunarathna, P. Moldrup, L.W. de Jonge, and T. Komatsu

Mini tensiometer-time domain reflectometry coil probe for measuring soil water retention properties
,Soil Sci. Soc. Am. J.:doi:10.2136/sssaj2012.0106 2013
Subedi, S., K. Kawamoto, A.K. Karunarathna, P. Moldrup, L.W. de Jonge, and T. Komatsu

Contact angles of water-repellent porous media inferred by Tensiometer- TDR probe measurement under controlled wetting and drying cycles
,Soil Sci. Soc. Am. J.: doi:10.2136/sssaj2013.05.0203 2013
Subedi, S., K. Kawamoto, P. Moldrup, L.W. de Jonge, K. Müller, B.E. Clothier, and T. Komatsu

沖積粘性土のせん断剛性率とその堆積時環境依存性に関する研究 –関東平野南部における事例-
,地学雑誌,122(3):472-492 2013
竹村 貴人, 小田 匡寛, 濱本 昌一郎, 川本 健, 赤間 友哉, 田井 秀迪, 木村 克己

毛管水分帯での脱水・吸水過程が不飽和砂質土の通気係数に与える影響
, 土木学会論文集,C 69 (3):378-385 2013
笹沼 公美, 濱本 昌一郎, 川本 健, 小松 登志子, 榊 利博

The pH dependency of 2,4-D adsorption and desorption in Andosol and Kaolinite
,Soil Sci. ,177(1):12-21 2012
Ei Ei Mon, A. Sharma, K. Kawamoto, T. Komatsu, S. Hiradate, and P. Moldrup

Unified measurement system with suction control for measuring hysteresis in soil-gas transport parameters under variable saturation
,Water Resour. Res.,48:doi:10.1029/2011WR010615 2012
Rouf, M. A., S. Hamamoto, K. Kawamoto, T. Sakaki, T. Komatsu, and P. Moldrup

Organic matter fraction dependent model for predicting the gas diffusion coefficient in variably saturated soils
,Vadose Zone J.,11:doi:10.2136/vzj2011.0065 2012
Hamamoto, S., P. Moldrup, K. Kawamoto, and T. Komatsu

Variable pore connectivity model linking gas diffusivity and air-phase tortuosity to soil matric potential
,Vadoze Zone J.,11:doi:10.2136/vzj2011.0096 2012
Chamindu, D.T.K.K., P. Moldrup, P. Schj nning, K. Kawamoto, T. Komatsu, and L.W. de Jonge

Characterizing time-dependent contact angles for sands hydrophobized with oleic and stearic acids
,Vadose Zone J.,11:doi:10.2136/vzj2011.0055 2012
Subedi, S. K. Kawamoto, and T. Komatsu, L. Jayarathna, and M. Vithanage, P. Moldrup, and L.W. de Jonge

Thermal properties of peaty soils: Effects of liquid-phase impedance factor and shrinkage
,Vadose Zone J.,11:doi:10.2136/vzj2011.0092 2012
Dissanayaka, D.M.S.H., S. Hamamoto, K. Kawamoto, T. Komatsu, and P. Moldrup

Gas dispersion in granular porous media under air-dry and wet conditions
,Soil Sci. Soc. Am. J.,76:845-852 2012
Naveed, M., S. Hamamoto, K. Kawamoto, T. Sakaki, M. Takahashi, T. Komatsu, and L.W. de Jonge, M. Lamandé, and P. Moldrup

Maxwell’s law based models for liquid and gas phase diffusivities in variably-saturated soil
,Soil Sci. Soc. Am. J.,76:1509-1517 2012
Hamamoto, S., P. Moldrup, K. Kawamoto, and T. Komatsu

Diffusion aspects of designing porous growth media for earth and space
,Soil Sci. Soc. Am. J.,76:1564-1578 2012
Chamindu, D.T.K.K, P. Moldrup, M.P. Jensen, S.B. Jones, L.W. de Jonge, P. Schjønning, K. Scow, J. W. Hopmans, D.E. Rolston, K. Kawamoto, and T. Komatsu

砂の熱特性:土粒子の粒径・形状、石英含有率の影響
,土壌の物理性,第124号:11-16 2012
鴨志田 剛久, 濱本 昌一郎, 川本 健, 榊利 博, 小松 登志子

Predictions of soil water characteristic from soil particle volume fractions
,Soil Sci. Soc. Am. J.,76:1946-1956 2012
Naveed, M., P. Moldrup, M. Tuller, T.P.A. Ferre, K. Kawamoto, T. Komatsu, and L.W. de Jonge

Soil specific surface area and non-singularity of soil-water retention at low saturations
,Soil Sci. Soc. Am. J.,77:43-53 2012
Arthur, E., M. Tuller, P. Moldrup, A.C. Resurreccion, M.S. Medinge, K. Kawamoto, T. Komatsu, and L.W. de Jonge

Modeling air permeability in variably saturated soil from two natural clay gradients
,Soil Sci. Soc. Am. J.,77:362-371 2012
Chamindu, D.T.K.K., E. Arthur, P. Moldrup, S. Hamamoto, K. Kawamoto, T. Komatsu, and L.W. de Jonge

Correlating Gas Transport Parameters and X-ray Computed Tomography Measurements in Porous Media
,Soil Sci.,178:60-68 2012
Naveed, M., S. Hamamoto, K. Kawamoto, T. Sakaki, M. Takahashi, T. Komatsu, P. Moldrup, M. Lamandé, D. Wildenschild, M. Prodanovic, and L.W. de Jonge

Extreme compaction effects on gas transport parameters and estimated climate gas exchange for a landfill final cover soil
,J. Geotech. Geoenviron. Engrg. ,137:DOI: 10.1061/(ASCE)GT.1943-5606.0000459 2011
Hamamoto, S., P. Moldrup, K. Kawamoto, P. Wickramarachchi, M. Nagamori, and T. Komatsu.

Effects of dry bulk density and particle size fraction on gas transport parameters in variably saturated landfill cover soil
,Waste Management ,31:2462-2472 2011
Wickramarachchi, P., K. Kawamoto, S. Hamamoto, M. Nagamori, P. Moldrup, and T. Komatsu

Transport and deposition of variably-charged soil colloids in saturated porous media
,Vadose Zone J.,10:1228-1241 2011
Sharma, A., K. Kawamoto, P. Moldrup, L.W. de Jonge, and T. Komatsu

Generalized density-corrected model for gas diffusivity in variably saturated soils
,Soil Sci. Soc. Am. J.,75:1315-1329 2011
Chamindu, D.T.K.K., P. Moldrup, P. Schjonning, K. Kawamoto, T. Komatsu, L.W. de Jonge

Density-corrected models for gas diffusivity and air permeability in unsaturated soil
,Vadose Zone J.,10:226-238 2011
Chamindu, D.T.K.K., P. Moldrup, P. Schj nning, L.W. de Jonge, K. Kawamoto, and T. Komatsu.

Mobilization and leaching of natural and water dispersible colloids in aggregated volcanic ash soil columns
,Soils and Foundations,51:123-132 2011
Chamindu, D.T.K.K., K. Kawamoto, H. Saito, P. Moldrup, and T. Komatsu

Two-region extended Archie’s law model for soil air permeability and gas diffusivity
,Soil Sci. Soc. Am. J. ,75:795-806 2011
Hamamoto, S., P. Moldrup, K. Kawamoto, L.W. de Jonge, P. Schj nning, and T. Komatsu

Relationship between specific surface area and the dry end of the water retention curve for soils with varying clay and organic carbon contents
,Water Resour. Res.,47:doi:10.1029/2010WR010229 2011
Resurreccion, A.C., P. Moldrup, M. Tuller, T. Ferre, K. Kawamoto, T. Komatsu, and L.W. de Jonge

Transport and deposition of suspended soil colloids in saturated sand columns
,J. Hazardous, Toxic and Radioactive Waste,15:275-284 2011
Sharma, A., K. Kawamoto, P. Moldrup, L.W. de Jonge, and T. Komatsu

Gas transport parameters for compacted reddish brown soil in Sri Lankan landfill final cover
,J. Hazardous, Toxic and Radioactive Waste ,15:285-295 2011
Wickramarachchi, P., K. Ranasinghe, S. Hamamoto, K. Kawamoto, U.P. Nawagamuwa, P. Moldrup, and T. Komatsu

A simple Beta-function model for soil-water repellency as a function of water content and organic carbon contents
,Soil Sci.,175:461-468 2010
Karunarathna, A.K., K. Kawamoto, P. Moldrup, L.W. de Jonge, and T. Komatsu

Estimating hysteretic soil-water retention curves in hydrophobic soil by a mini tensiometer-TDR coil probe
,Proceedings of the 19th World Congress of Soil Science, Soil Solutions for a Changing World:58-61 2010
Karunarathna, A.K., T. Chhoden, K. Kawamoto, T. Komatsu, P. Moldrup, L.W. de Jonge

Excluded-volume expansion of Archie's law for gas and solute diffusivities and electrical and thermal conductivities in variably-saturated porous media
,Water Resour. Res.,46 2010
Hamamoto, S., P. Moldrup, K. Kawamoto, and T. Komatsu

Measurement of gas transport parameters for final cover soil at Maharagama landfill in Sri Lanka
,Proceedings of the 19th World Congress of Soil Science, Soil Solutions for a Changing World:49-52 2010
Wickramarachchi, P., K. Ranasinghe, U. P. Nawagamuwa, K. Kawamoto, S. Hamamoto, P. Moldrup, and T. Komatsu

Mobilization and transport of natural and water dispersible colloids in repacked Okinawa red-yellow soil columns
,Proceedings of the 19th World Congress of Soil Science, Soil Solutions for a Changing World:53-56 2010
Sharma, A., T. Hirata, K. Kawamoto, D.T.K.K. Chamindu, P. Moldrup, and T. Komatsu

Study on gas transport and water retention in landfill cover soil: A Sri Lankan case study
,Proceedings of the 6th International Congress on Environmental Geotechnics (6ICEG):426-430 2010
Ranasinghe, R.H.K., U. P. Nawagamuwa, P.N. Wickramarachchi, K. Kawamoto, and T. Komatsu

The gas-diffusivity-based Buckingham tortuosity factor from pF 1 to 6.91 as a soil structure fingerprint
,Proceedings of the 19th World Congress of Soil Science, Soil Solutions for a Changing World,9:76-79 2010
Chamindu D.T.K.K., P. Moldrup, S. Yoshikawa, K. Kawamoto, T. Komatsu, and D.E. Rolston

Two-region model for soil-water repellency as a function of matric potential and water content
,Vadose Zone J.:719-730 2010
Karunarathna, A.K., P. Moldrup, K. Kawamoto, L.W. de Jonge, and T. Komatsu

Adsorption of 2,4-dichlorophenoxyacetic acid onto volcanic ash soils: Effects of pH and soil organic matter
,EnvironmentAsia,2(1):1-9 2009
Ei Mon, E., T. Hirata, K. Kawamoto, S. Hiradate, T. Komatsu, and P. Moldrup

Effect of particle size and soil compaction on gas transport parameters in variably saturated, sandy soils
,Vadose Zone J.,8(4):986-995 2009
Hamamoto, S., P.Moldrup, K.Kawamoto, and T.Komatsu

Gas diffusion coefficient in variably saturated peat soil: Measurements and test of prediction models
,Proceedings of the 4th Asia Pacific Conference on Unsaturated Soils:697-701 2009
Kawamoto, K., M.Unno, K.Iiduka, P.Moldrup, and T.Komatsu

Hierarchical, bimodal model for gas diffusivity in aggregated, unsaturated soils
,Soil Sci. Soc. Am. J.,74(2):481-491 2009
Resurreccion, A.C., P.Moldrup, K.Kawamoto, S.Hamamoto, D.E.Rolston, and T.Komatsu

The solute diffusion coefficient in variably compacted, unsaturated volcanic ash soils
,Vadose Zone J.,8(4):942-952 2009
Hamamoto, S., M.S.A.Perera, A.C.Resurreccion, K.Kawamoto, S.Hasegawa, T.Komatsu, and P.Moldrup

Unified measurement system for the gas dispersion coefficient, air permeability and gas diffusion coefficient in variably saturated soil
,Soil Sci. Soc. Am. J.,73(6):1921-1930 2009
Hamamoto, S., P.Moldrup, K.Kawamoto, T.Komatsu, and D.E.Rolston

原位置通気係数測定における形状係数の評価
,土木学会論文集 C,65(2):579-586 2009
濱本昌一郎、川本健、長森正尚、小松登志子、Per Moldrup

泥炭林土壌の温室効果ガスの生成と消失
,土壌の物理性(113):3-12 2009
森本聡、永田修、川本健、長谷川周一

Linear model to predict soil-gas diffusivity from two soil-water retention points in unsaturated volcanic ash soils
,Soils and Foundations,48(3):397-406 2008
Resurreccion, A.C., T. Komatsu, K. Kawamoto, M. Oda, S. Yoshikawa, and P. Moldrup

Useful soil-water repellency indices: Linear correlations
,Soil Sci.,173(11):747-757 2008
Regalado, C.M., A. Ritter, L.W. de Jonge, K. Kawamoto, T. Komatsu, and P. Moldrup

Variable pore connectivity factor model for gas diffusivity in unsaturated, aggregated soil
,Vadose Zone J.,7(2):397-405 2008
Resurreccion, A.C., P. Moldrup, K. Kawamoto, S. Yoshikawa, D.E. Rolston, and T. Komatsu

Gas diffusivity and air permeability in a volcanic ash soil profile: Effects of organic matter and water retention
Lippincott Williams & Wilkins,Soil Sci.,172(6):432-443 2007
Resurreccion, A.C., K. Kawamoto, T. Komatsu, P. Moldrup, K. Sato, and D.E. Rolston

Gas transport parameters along field transects of a volcanic ash soil
,Soil Sci.,172(1):3-16 2007
Resurreccion, A.C., K. Kawamoto, T. Komatsu, P. Moldrup, N. Ozaki, and D.E. Rolston

Water repellency of aggregate size fractions of a volcanic ash soil
,Soil Sci. Soc. Am. J.,71:1658-1666 2007
Kawamoto, K., P. Moldrup, T. Komatsu, L.W. de Jonge, and M. Oda

Gas transport parameters in the vadose zone: Development and tests of power-law models for air permeability
,Vadose Zone J.,5:1205-1215 2006
Kawamoto, K., P. Moldrup, P. Schjønning, B.V. Iversen, T. Komatsu, and D.E. Rolston

Gas transport parameters in the vadose zone: Gas diffusivity in field and lysimeter soil profiles
,Vadose Zone J.,5:1194-1204 2006
Kawamoto, K., P. Moldrup, P. Schjønning, B.V. Iversen, D.E. Rolston, and T. Komatsu

Linking the Gardner and Campbell models for water retention and hydraulic conductivity in near-saturated soil
Lippincott Williams & Wilkins,Soil Sci.,171(8):573-584 2006
Kawamoto, K., P. Moldrup, T.P.A. Ferré, M. Tuller, O.H. Jacobsen, and T. Komatsu

Moisture structures of laterally expanding fingering flow in sandy soils
Elsevier B.V.,Geoderma,119(3-4):197-217 2004
Kawamoto, K., S. Mashino, M. Oda, and T. Miyazaki

Microstructural interpretation on reliquefaction of saturated granular soils under cyclic loading
,J. Geotech. Geoenviron. Engrg. Div. ASCE,127(5):416-423 2001
Oda, M., K. Kawamoto, K. Suzuki, H. Fujimori, and M. Sato

Hydro-geological study of landslides caused by heavy rainfall on August 1998 in Fukushima, Japan
,Journal of Natural Disaster Science,22(1):13-23 2000
Kawamoto, K., M. Oda, and K. Suzuki

Fingering flow in homogeneous sandy soils under continuous rainfall infiltration
,Soils and Foundations,39(4):79-91 1999
Kawamoto, K., and T. Miyazaki

Others
JST-JICA STREPS Project. 2020. SATREPS Report on Waste Composition Survey at Construction and Demolition Waste Landfills in Vietnam. (July 2020; published by JST-JICA SATREPS Project Team)

Guide for Sustainable Planning, Management and Pollution Control of Waste Landfills in Sri Lanka 2011-2016 (May 2018; published by University of Peradeniya)

Baseline Survey Report on Construction and Demolition Waste Landfills in Hanoi, Vietnam. (October 2019; published by JST-JICA SATREPS Project Team)

Research Activities

Journal Editorial Board
2016- , Soils and Foundations , Executive Board Member

Education

Lectures

2018 , Geomechanics I
2018 , Geoenvironmental Engineering
2018 , Environmental Geotechnical Engineering

Admission of International Students

2018 , First Term:4 , Second Term:4