Ion exchange for nuclear waste treatment and for recycling

  • A.I. Virtasen aukio 1 (PL 55)

    00014 Helsingin yliopisto

    Finland

Publications

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Conference contribution
2018

Advances on Scandium Recovery Beyond State of the Art

Yagmurlu, B., Zhang, W., Avdibegovic, D., Regadio, M., Koivula, R. T., Dittrich, C., Binnemans, K. & Friedrich, B., 2018, ALTA 2018 URANIUM-REE-Lithium Proceedings. ALTA, p. 85-93 9 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Open Access
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2017

Performance of Zeolite, silicotitanate, CsTreat and SrTreat ion exchange materials in Fukushima clean-up

Harjula, R., Koivula, R. & Tusa, E., 2017, 43rd Annual Waste Management Conference (WM2017): Education & Opportunity in Waste Management. Tempe, Arizona: WM Symposia, Vol. 2. p. 3602-3608 7 p. 17114

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2016

Testing of new technetium selective media TcTreat

Harjula, R. O., Välimaa, I. T., Salo, B. S., Koivula, R. T., Tusa, E. & Kelokaski, P., 2016, Annual Waste Management Conference (WM2016): Education & Opportunity in Waste Management. Tempe, Ariz: Waste Management Symposia, Vol. 2. p. 1371-1374 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Open Access
2014

Interaction of Radionuclides and Colloids Released from Materials Related to the Disposal of SNF

Hölttä, P., Niemiaho, S., Elo, O., Harjula, R. & Lehto, J., 2014, WM2014 Conference Proceedings. WM Symposia, Vol. 40. 14273

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Separation of radiocobalt and radionickel from NPP evaporation concentrates-14395

Koivula, R. T., Harjula, R. O. & Kaipiainen, M., 2014, WM2014 Conference Proceedings. 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Stability of Silica Colloids Released from Injection Grout Silica Sol - 14130

Hölttä, P., Lehto, J. & Harjula, R., 2014, WM2014 Conference Proceedings. WM Symposia, 14130

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Testing of New Antimony Selective Media SbTreat at Loviisa NPP, Finland

Harjula, R., Koivula, R., Tusa, E., Kelokaski, P., Kvarnström, R., Ropponen, I. & Togneri, L., 2014, WM2014 Nuclear Waste Management Conference. WM Symposia

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2013

Higher Level Academic Nuclear Engineering Education in Finland – Need of Post Graduates?

Salomaa, R., Ala-Heikkilä, J., Tuomisto, F., Kyrki-Rajamäki, R., Vihavainen, J., Lehto, J., Harjula, R., Olin, M., Vanttola, T., Aurela, J., Avolahti, J., Koskinen, K., Heikinheimo, L., Hyvärinen, J., Juurmaa, T. & Palmu, M., 2013, Conference NESTet 2013,Nuclear Education and Training, 17-21 Nov. 2013, Madrid: Transactions of the Conference NESTet 2013, Nuclear Education and Training. Brussels, Belgium: European Nuclear Society, p. 108-119 12 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

2012

Photocatalytic Degradation and Sorption of Radiocobalt from EDTA-Co Complexes Using Manganese Oxide Materials

Koivula, R., Harjula, R. & Tusa, E., 2012, WM2012 Conference Proceedings. WM Symposia, 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2011

Development and Testing of New Antimony Selective Media

Harjula, R., Paajanen, A., Koivula, R., Välimaa, I., Tusa, E., Pehkonen, M. & Kvarnström, R., 2011, 37th Annual Radioactive Waste Management Symposium 2011: WM2011. Phoenix: WM Symposia, Vol. 3. p. 2234-2239 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2010

Minimization of Hydroboric Acid Containing Decontamination Solutions

Koivula, R. & Harjula, R., 2010, Proceedings of WM2010 : CD ROM.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Removal of Radiocobalt from EDTA Complexes Using Titanium Antimonate Sorbents

Harjula, R., Malinen, L. & Koivula, R., 2010, Proceedings of WM2010: CD ROM.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Transfer and Fixation of Radionuclides by Nanosized Latexes Containing Polyacrylic Acid

Avramenko, V., Zheleznov, V. V., Bratskaya, S. YU., Egorin, A. M., Markovtseva, T. V. & Harjula, R., 2010, Proceedings of WM2010: CD-ROM.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2009

Novel Antimonysilicate Material Quasar- Novel Antimonysilicate Material Quasar-N for the Removal Of Radionuclides From Acidic Decontamination Liquids

Harjula, R. & Paajanen, A. A., 2009, ASME 2009 12th International Conference on Environmental Remediation and Radioactive Waste Management. American Institute of Physics, Vol. 1. p. 313-315 3 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Radionuclide Separation by Inorganic Ion Exchangers – recent industrial applications and new developments

Koivula, R., 2009, Proceedings of the 3rd seminar of R&D on Advanced ORIENT: Proceedings of the 3rd seminar of R&D on Advanced ORIENT. Vol. 2009-062. p. 78-90 (JAEA- Review).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

Removal of antimony-124 from PRW coolant water -9111

Harjula, R., Paajanen, A. & Koivula, R., 2009, Waste management 2009 Conference: March 1-5, 2009, Phoenix, Arizona. p. 1-7 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2007

Fifteen years of operation with inorganic highly selective ion exchange materials

Tusa, E. & Harjula, R., 2007, Proceeding of Waste Management 2007 Conference, February 25 - March 1, 2007, Tucson, AZ.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Selective sorption of technetium-99 on modified tin dioxide

Koivula, R. & Harjula, R., 2007, Waste management 2007 Conference.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2006

Removal of Sb-125 and Tc-99 from liquid radwaste by novel adsorbents

Harjula, R. O., Koivula, R. & Paajanen, A., 2006, Waste Management: February 26-March 2, 2006, Tucson, AZ. 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2005

Removal of antimony-125 from simulated liquid radwaste by novel adsorbents

Harjula, R., Myllymaa, H. & Koivula, R., 2005, Waste management 2005 Conference.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

³Ni and Co uptake from simulated floor drain waters and acidic decontamination solutions on tih antimonates

Koivula, R., Myllymaa, H., Paajanen, A. & Harjula, R., 2005, Waste management 2005 Conference.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2004

Additional testing of CoTreat inorganic ion exchange media for the removal of [sup 60]Co from thorp pond water

Harjula, R., Paajanen, A., Lehto, J., Tusa, E., Smith, R. & Standring, P., 2004, Waste Management 2002: Proceedings.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Use of novel highly selective ion exchange media for minimizing the waste arisings from different NPP and other liquids

Tusa, E., Harjula, R. & Lehto, J., 2004, Waste Management 2003 Symposium: Waste Management, Energy Securty and a Clean Environment HLW, TRU, LL/ILW, Mixed Hazardous Wastes and Environmental Management. 12 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2003

Testing of novel inorganic ion exchangers for the removal of radiocobalt from NPP waste effluents

Harjula, R., Paajanen, A., lehto, J., Tusa, E. & Standring, P., 2003, Waste management 2003: Proceedings.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Use of novel highly selective ion exchange media for minimizing the waste arising from different NPP and other liquids

Tusa, E., Harjula, R. & Lehto, J., 2003, Proceedings of the Waste Management 2003 Symposium, Tucson, USA.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2002

Testing of novel inorganic ion exchangers for the removal of radiocobalt from NPP waste effluents

Harjula, R., Paajanen, A., Möller, T. & lehto, J., 2002, Waste Management 2002: Proceedings.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2001

Metal antimonates: highly effective ion exchangers for radionuclide removal from acidic and neutral waste solutions

Harjula, R., Möller, T., Paajanen, A., Vaaramaa, K., Kelokaski, P. & Lehto, J., 2001, Waste Management 2001 Symposium. 9 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Radionuclide removal from acidic and neutral waste solutions by novel metal antimonate ion exchangers

Harjula, R., Kelokaski, P., Paajanen, A., Möller, T. & Lehto, J., 2001, Proceedings ICEM'01.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Ten years' successful operation of nuclide removal system in Loviisa npp, Finland

Tusa, E. H., Paavola, A., Harjula, R. & Lehto, J., 2001, Proceedings ICEM'01.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Use of highly selective ion exchangers for minimization of waste volumes

Tusa, E., Harjula, R. & Lehto, J., 2001, Waste Management 2001 Symposium.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

2000

Development of selective cesium ant strontium removal system for the Jaeri Tokai-Mura Site: laboratory tests

Harjula, R., Lehto, J., Brodkin, L., Tusa, E., Keskinen, A., Mimori, T., Miyajima, K. & Tajiri, H., 2000, Proceedings of the Waste Management '2K Conference: HLW, LLW, mixed wastes and environmental restoration - working towards a cleaner environment, Feb. 27 - Mar. 2 2000, Tucson, Arizona.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Minimization of storage and disposal volumes by treatment of liquids by highly selective ion exchangers

Tusa, E., Harjula, R. & Lehto, J., 2000, Safewaste 2000: Proceedings of the International Conference 1-5 October 2000, Montpellier Corum - France . Vol. 1.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Pilot scale testing of inorganic ion exchengers for precoat applications

Harjula, R., Paajanen, A., Lehto, J., Yarnell, P. & Tusa, E., 2000, Proceedings of the Waste Management '2K Conference: HLW, LLW, mixed wastes and environmental restoration - working towards a cleaner environment, Feb. 27 - Mar. 2 2000, Tucson, Arizona.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

1999

Removal of radiocobalt and other activated corrosion product nuclides from NPP waste waters by highly selective CoTreat ion exchange media

Harjula, R., Lehto, J., Paajanen, A., Brodkin, L. & Tusa, E., 1999, Proceedings of the 7th International Conference on Radioactive Waste Management and Environmental Remediation: September 26-30, 1999, Nagoya, Japan.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Removal of Toxic Heavy Metals from Metallurgical Waste Effluents with Chelating Ion Exchange Resins

Lehto, J., Leinonen, H., Koivula, R., Yli-Pentti, A. & Karppinen, T., 1999, Proceedings of Global Symposium on Recycling, Waste Treatment and Clean Technology. Gaballah, I., Hanger, J. & Solozabal, R. (eds.). p. 2449-2458 10 p. (The Minerals, Metals & Materials Society and Fundación Inasmet).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Testing of highly selective CoTreat ion exchange media for the removal of radiocobalt and other activated corrosion product nuclides from NPP waste waters

Harjula, R., Lehto, J., Paajanen, A. & Brodkin, L., 1999, Proceedings of the Waste Management '99 Conference: HLW, LLW, mixed wastes and environmental restoration - working towards a cleaner environment, Feb. 28 - Mar. 4 1999, Tucson, Arizona.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

1998

CoTreat – A New Selective Ion Exchange Media For Radioactive Cobalt And Other Corrosion Product Nuclides

Harjula, R., Lehto, J., Brodkin, L., Tusa, E., Rautakallio, J. & Augustyn, P., 1998, Proceedings of EPRI International Low Level Waste Conference, Orlando, FL, July 15-17, 1998.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Treatment of nuclear waste effluents by highly selective inorganic ion exchange medias-experience gained and new developments

Harjula, R., Lehto, J., Brodkin, L., Tusa, E. & Rautakallio, J., 1998, Proceedings of the Waste Management '98 Conference: HLW, LLW, mixed wastes and environmental restoration - working towards a cleaner environment, February 25-29 1996 Tucson, Arizona.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

1997

CsTreat - Highly efficient ion exchange media for the treatment of cesium-bearing waste waters

Harjula, R., Lehto, J., Brodkin, L. & Tusa, E., 1997, Proceedings of the EPRI Internationla Low Lewel Waste Conference, Providence, USA. Electric Power Research Institute, USA, 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Separation of chromium with a fibrous ion exchanger

Lehto, J., Laurila, T., Leinonen, H. & Koivula, R., 1997, Progress in Ion Exchange - Advances and Applications, Proceedings. Dyer, A. (ed.). Royal Society of Chemistry, p. 372-377 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

SrTreat - A highly effective ion exchanger for the removal of radioactive strontium from nuclear waste solutions

Lehto, J., Brodkin, L., Harjula, R. & Tusa, E., 1997, Proceedings of the Sixth International Conference on Radioactive Waste Management and Environmental Remediation, 1997, Singapore. p. 245-248 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

1996

CsTreat - superior ion exchange material for the removal of radioactive cesium from nuclear waste effluents: present experience in plant operation and future potential

Harjula, R., Lehto, J., Saarinen, L., Paajanen, A. & Tusa, E., 1996, Proceedings of the Waste Management '98 Conference: HLW, LLW, mixed wastes and environmental restoration - working towards a cleaner environment, February 25-29 1996 Tucson, Arizona. 9 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

1995

Ion Exchange in CoAPO-34 and CoAPO-44

Jones, C. G. M., Harjula, R. & Dyer, A., 1995, Studies in Surface Science and Catalysis.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

1994

Indutrial scale removal of cesium from nuclear waste solutions with a hexacyanoferrate exchanger

Lehto, J. & Harjula, R., 1994, Proceedings of the Third Joint Finnish-Russian Symposium on Radiochemistry, Helsinki, Finland, 1993. p. 196-201 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Separation of 60Co from a low-active evaporator concentrate using ultrafiltration, precipitation, polyelectrolytes, ion exchange and activated carbon

Paajanen, A., Lehto, J. & Harjula, R., 1994, Waste management '94: Working towards a cleaner environment. p. 833-

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

1993

An industrial scale process for the removal of Cs-137 utilising hexacyanoferrate columns - Development and first run

Harjula, R. & Lehto, J., 1993, Ion Exchange Processes: Advances and Applications .

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Industrial scale removal of cesium with hexacyanoferrate exchanger - process realization and test run

Tusa, E., Paavola, A., Harjula, R. & Lehto, J., 1993, Proceedings of Waste Management '93 Symposium, Tucson, USA, Volume 2. p. 1687-

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Separation of cesium from nuclear evaporator concentrates with a hexacyanoferrate ion exchanger

Lehto, J., Harjula, R., Tusa, E. & Paavola, A., 1993, Proceedings of the 1993 International Conference on Nuclear Waste Management and Environmental Reme¬diation, Prague, Czech Republic. p. 763-766 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

1992

Hydrolysis and trace Cs+ exchange in Na- and K-mordenite

Harjula, R., Lehto, J., Pothuis, J. H., Dyer, A. & Townsend, R. P., 1992, Unknown host publication. p. 73-

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Hydrolysis of Chelex 100 chelating resin and its effect on nickel ion exchange

Lehto, J., Paajanen, A. & Harjula, R., 1992, Unknown host publication. p. 406-413 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review