Richard Hallen
Pacific Northwest National Laboratory
PO Box 999
Richland, WA 99352
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Education and Credentials
- M.S., Chemistry, Oregon State University, 1981
- B.S., Mathematics and Physical Sciences, Lewis-Clark State College, 1977
Selected Publications
2009
- Lumetta GJ, EC Buck, RC Daniel, K Draper, MK Edwards, SK Fiskum, RT Hallen, LK Jagoda, ED Jenson, AE Kozelisky, PJ MacFarlan, RA Peterson, RW Shimskey, SI Sinkov, and LA Snow. 2009. Characterization, Leaching, and Filtration Testing for Bismuth Phosphate Sludge (Group 1) and Bismuth Phosphate Saltcake (Group 2) Actual Waste Sample Composites. PNNL-17992, Pacific Northwest National Laboratory, Richland, WA.
- Shimskey RW, JM Billing, EC Buck, RC Daniel, KE Draper, MK Edwards, JGH Geeting, RT Hallen, ED Jenson, AE Kozelisky, PJ MacFarlan, RA Peterson, LA Snow, and RG Swoboda. 2009. Filtration and Leach Testing for REDOX Sludge and S-Saltcake Actual Waste Sample Composites. PNNL-17965, Pacific Northwest National Laboratory, Richland, WA.
2006
- Geeting JGH, RT Hallen, and RA Peterson. 2006. "Ultrafilter Conditions for High Level Waste Sludge Processing." Separation Science and Technology 41(11):2313-2324.
2005
- Geeting JGH, and RT Hallen. 2005. "Filtration, Washing, and Caustic Leaching of Hanford Tank AZ-101 Sludge." Separation Science and Technology 40(1-3):1-15.
- Geeting JGH, RT Hallen, and RA Peterson. 2005. "Optimization of Ultrafilter Feed Conditions Using Classical Filtration Models." Journal of Membrane Science 265(1-2):137-141. doi:10.1016/j.memsci.2005.05.008
- Hallen RT, JGH Geeting, MA Lilga, TR Hart, and FV Hoopes. 2005. "Assessment of the Mechanisms for Sr-90 and Tru Removal from Complexant-Containing Tank Wastes at Hanford." Separation Science and Technology 40(1-3):171-183.
2004
- Schmidt AJ, RT Hallen, DS Muzatko, and SR Gano. 2004. KE Basin Sludge Flocculant Testing. PNNL-14730, Pacific Northwest National Laboratory, Richland, WA.
2001
- Gauger AM, and RT Hallen. 2001. "Individual Reactions of Permanganate & Various Reductants." Journal of Undergraduate Research 1:54.
1999
- Fryxell GE, J Liu, TA Hauser, Z Nie, KF Ferris, SV Mattigod, M Gong, and RT Hallen. 1999. "Design and Synthesis of Selective Mesoporous Anion Types ." Chemistry of Materials 11(8):2148-2154.
- Rassat SD, JH Sukamto, RJ Orth, MA Lilga, and RT Hallen. 1999. "Development of Electrically Switched Ion Exchange Process for Selective Ion Separations." Separation and Purification Technology 15(3):207-222.
1998
- Bowman LE, NH Reade, RT Hallen, and A Butenhoff. 1998. "Advances in Carbon Dioxide Based Sizing and Desizing." Textile Research Journal 68(10):732-738.