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1

Modelling and measuring sustainable wellbeing in connection with the UN Sustainable Development Goals

Costanza, Robert, Daly, Lew, Fioramonti, Lorenzo, Giovannini, Enrico, Kubiszewski, Ida, Mortensen, Lars Fogh, Pickett, Kate E., Ragnarsdottir, Kristin Vala, De Vogli, Roberto, Wilkinson, Richard

Journal:

Ecological Economics

Year:

2016

Language:

english

File:

PDF, 709 KB

english, 2016

2

Pressure sensitive “silica geothermometer” determined from quartz solubility experiments at 250 °C

Kristín Vala Ragnarsdóttir, John V Walther

Journal:

Geochimica et Cosmochimica Acta

Year:

1983

Language:

english

File:

PDF, 792 KB

english, 1983

3

Description and interpretation of the composition of fluid and alteration mineralogy in the geothermal system, at Svartsengi, Iceland

Kristín Vala Ragnarsdóttir, John V Walther, Stefán Arnórsson

Journal:

Geochimica et Cosmochimica Acta

Year:

1984

Language:

english

File:

PDF, 2.24 MB

english, 1984

4

On modelling the global copper mining rates, market supply, copper price and the end of copper reserves

Sverdrup, Harald U., Ragnarsdottir, Kristin Vala, Koca, Deniz

Journal:

Resources, Conservation and Recycling

Year:

2014

Language:

english

File:

PDF, 5.51 MB

english, 2014

5

An assessment of metal supply sustainability as an input to policy: security of supply extraction rates, stocks-in-use, recycling, and risk of scarcity

Sverdrup, Harald U., Ragnarsdottir, Kristin Vala, Koca, Deniz

Journal:

Journal of Cleaner Production

Year:

2015

Language:

english

File:

PDF, 3.22 MB

english, 2015

6

A system dynamics model for platinum group metal supply, market price, depletion of extractable amounts, ore grade, recycling and stocks-in-use

Sverdrup, Harald U., Ragnarsdottir, Kristin Vala

Journal:

Resources, Conservation and Recycling

Year:

2016

Language:

english

File:

PDF, 5.22 MB

english, 2016

7

Reviewing integrated sustainability indicators for tourism

Kristjánsdóttir, Kristín Rut, Ólafsdóttir, Rannveig, Ragnarsdóttir, Kristín Vala

Journal:

Journal of Sustainable Tourism

Year:

2017

Language:

english

File:

PDF, 755 KB

english, 2017

8

An EXAFS spectroscopic study of aqueous antimony(III)-chloride complexation at temperatures from 25 to 250°C

Eric H. Oelkers, David M. Sherman, K.Vala Ragnarsdottir, Claire Collins

Journal:

Chemical Geology

Year:

1998

Language:

english

File:

PDF, 139 KB

english, 1998

9

Sorption of As(V) on green rust (Fe4(II)Fe2(III)(OH)12SO4 · 3H2O) and lepidocrocite (γ-FeOOH): Surface complexes from EXAFS spectroscopy

Simon R Randall, David M Sherman, K.Vala Ragnarsdottir

Journal:

Geochimica et Cosmochimica Acta

Year:

2001

Language:

english

File:

PDF, 661 KB

english, 2001

10

Experimental determination of the complexation of strontium and cesium with acetate in high-temperature aqueous solutions

K.Vala Ragnarsdottir, Patricia Fournier, Eric H. Oelkers, Jean-Claude Harrichoury

Journal:

Geochimica et Cosmochimica Acta

Year:

2001

Language:

english

File:

PDF, 365 KB

english, 2001

11

Assessing the impact of soil degradation on food production

Prem S Bindraban, Marijn van der Velde, Liming Ye, Maurits van den Berg, Simeon Materechera, Delwendé Innocent Kiba, Lulseged Tamene, Kristín Vala Ragnarsdóttir, Raymond Jongschaap, Marianne Hoogmoed,

Journal:

Current Opinion in Environmental Sustainability

Year:

2012

Language:

english

File:

PDF, 958 KB

english, 2012

12

Posterior-anterior(PA) pressure Puffin for measuring and treating spinal stiffness: Mechanism and repeatability

Björnsdóttir, Sigrún Vala, Guðmundsson, Geir, Auðunsson, Guðjón Atli, Matthíasson, Jón, Ragnarsdóttir, María

Journal:

Year:

2016

Language:

english

File:

PDF, 1.49 MB

english, 2016

13

Soil indicators for sustainable development: A transdisciplinary approach for indicator development using expert stakeholders

Jónsson, Jón Örvar G., Davíðsdóttir, Brynhildur, Jónsdóttir, Eydís Mary, Kristinsdóttir, Sigrún María, Ragnarsdóttir, Kristín Vala

Journal:

Agriculture, Ecosystems & Environment

Year:

2016

Language:

english

File:

PDF, 982 KB

english, 2016

14

Development: Time to leave GDP behind

Costanza, Robert, Kubiszewski, Ida, Giovannini, Enrico, Lovins, Hunter, McGlade, Jacqueline, Pickett, Kate E., Ragnarsdóttir, Kristín Vala, Roberts, Debra, De Vogli, Roberto, Wilkinson, Richard

Journal:

Year:

2014

Language:

english

File:

PDF, 1.80 MB

english, 2014

15

Soil Aggregate Stability in Different Soil Orders Quantified by Low Dispersive Ultrasonic Energy Levels

Lehtinen, Taru, Lair, Georg J., Mentler, Axel, Gísladóttir, Guðrún, Ragnarsdóttir, Kristín Vala, Blum, Winfried E.H.

Journal:

Soil Science Society of America Journal

Year:

2014

Language:

english

File:

PDF, 1.97 MB

english, 2014

16

A System Dynamics Assessment of the Supply of Molybdenum and Rhenium Used for Super-alloys and Specialty Steels, Using the WORLD6 Model

Sverdrup, Harald Ulrik, Olafsdottir, Anna Hulda, Ragnarsdottir, Kristin Vala, Koca, Deniz

Journal:

BioPhysical Economics and Resource Quality

Year:

2018

Language:

english

File:

PDF, 5.32 MB

english, 2018

17

XPS analysis of polyacrylamide adsorption to kaolinite, quartz and feldspar

Allen, Geoffrey C., Hallam, Keith R., Eastman, John R., Graveling, Gary J., Ragnarsdottir, Vala K., Skuse, David R.

Journal:

Surface and Interface Analysis

Year:

1998

Language:

english

File:

PDF, 1.79 MB

english, 1998

18

Surface Complexation of Hg2+ on Goethite: Mechanism from EXAFS Spectroscopy and Density Functional Calculations

Clare R Collins, David M Sherman, K.Vala Ragnarsdottir

Journal:

Journal of Colloid and Interface Science

Year:

1999

Language:

english

File:

PDF, 108 KB

english, 1999

19

Influence of Anionic Layer Structure of Fe-Oxyhydroxides on the Structure of Cd Surface Complexes

Alain Manceau, Kathryn L. Nagy, Lorenzo Spadini, K.Vala Ragnarsdottir

Journal:

Journal of Colloid and Interface Science

Year:

2000

Language:

english

File:

PDF, 418 KB

english, 2000

20

Non-ideal solid solution aqueous solution modeling of synthetic calcium silicate hydrate

Colin S. Walker, David Savage, Mark Tyrer, K. Vala Ragnarsdottir

Journal:

Cement and Concrete Research

Year:

2007

Language:

english

File:

PDF, 466 KB

english, 2007

21

Hydrous ferric oxide: evaluation of Cd–HFO surface complexation models combining CdK EXAFS data, potentiometric titration results, and surface site structures identified from mineralogical knowledge

Lorenzo Spadini, Paul W. Schindler, Laurent Charlet, Alain Manceau, K. Vala Ragnarsdottir

Journal:

Journal of Colloid and Interface Science

Year:

2003

Language:

english

File:

PDF, 636 KB

english, 2003

22

Re-partitioning of Cu and Zn isotopes by modified protein expression

Anette Büchl, Chris J Hawkesworth, K Vala Ragnarsdottir, David R Brown

Journal:

Geochemical Transactions

Year:

2008

Language:

english

File:

PDF, 377 KB

english, 2008

23

Rare metals getting rarer

Ragnarsdóttir, Kristín Vala

Journal:

Nature Geoscience

Year:

2008

Language:

english

File:

PDF, 158 KB

english, 2008

24

Uranium and thorium solubilities in subduction zone fluids

Elizabeth H. Bailey, K. Vala Ragnarsdottir

Journal:

Earth and Planetary Science Letters

Year:

1994

Language:

english

File:

PDF, 885 KB

english, 1994

25

Challenging the planetary boundaries II: Assessing the sustainable global population and phosphate supply, using a systems dynamics assessment model

Harald U. Sverdrup, Kristin Vala Ragnarsdottir

Journal:

Applied Geochemistry

Year:

2011

Language:

english

File:

PDF, 1.43 MB

english, 2011

26

Pollutants, human health and the environment – A risk-based approach

Jane A Plant, James Bone, Kristin Vala Ragnarsdottir, Nickalaos Voulvoulis

Journal:

Applied Geochemistry

Year:

2011

Language:

english

File:

PDF, 191 KB

english, 2011

27

Biochar application in a tropical, agricultural region: A plot scale study in Tamil Nadu, India

Utra Mankasingh, Poon-Chung Choi, Vala Ragnarsdottir

Journal:

Applied Geochemistry

Year:

2011

Language:

english

File:

PDF, 303 KB

english, 2011

28

Corrigendum for an article of Special Issue – Ninth International Symposium on the Geochemistry of the Earth’s Surface (GES-9) – “Biochar application in a tropical, agricultural region: A plot scale study in Tamil Nadu, India” [Applied Geochemistry 26S (2011) S218–S221]

Utra Mankasingh, Poon-Chung Choi, Vala Ragnarsdottir

Journal:

Applied Geochemistry

Year:

2011

Language:

english

File:

PDF, 91 KB

english, 2011

29

The effect of iron on montmorillonite stability. (II) Experimental investigation

James Wilson, Gordon Cressey, Barbara Cressey, Javier Cuadros, K. Vala Ragnarsdottir, David Savage, Masahiro Shibata

Journal:

Geochimica et Cosmochimica Acta

Year:

2006

Language:

english

File:

PDF, 882 KB

english, 2006

30

The effect of iron on montmorillonite stability. (I) Background and thermodynamic considerations

James Wilson, David Savage, Javier Cuadros, Masahiro Shibata, K.Vala Ragnarsdottir

Journal:

Geochimica et Cosmochimica Acta

Year:

2006

Language:

english

File:

PDF, 330 KB

english, 2006

31

Reaction mechanism of uranyl in the presence of zero-valent iron nanoparticles

Olga Riba, Thomas B. Scott, K. Vala Ragnarsdottir, Geoffrey C. Allen

Journal:

Geochimica et Cosmochimica Acta

Year:

2008

Language:

english

File:

PDF, 1.20 MB

english, 2008

32

In situ atomic force microscopy measurements of biotite basal plane reactivity in the presence of oxalic acid

Simon J. Haward, Mark M. Smits, Kristín Vala Ragnarsdóttir, Jonathan R. Leake, Steven A. Banwart, Terence J. McMaster

Journal:

Geochimica et Cosmochimica Acta

Year:

2011

Language:

english

File:

PDF, 3.06 MB

english, 2011

33

Bioavailable copper and manganese in soils from Iceland and their relationship with scrapie occurrence in sheep

K. Vala Ragnarsdottir, Darren P. Hawkins

Journal:

Journal of Geochemical Exploration

Year:

2006

Language:

english

File:

PDF, 323 KB

english, 2006

34

The effects of prion protein expression on metal metabolism

Silvia Kralovicova, Sarah N. Fontaine, Alexandra Alderton, Julia Alderman, K. Vala Ragnarsdottir, Steven J. Collins, David R. Brown

Journal:

Molecular and Cellular Neuroscience

Year:

2009

Language:

english

File:

PDF, 1.06 MB

english, 2009

35

Controls on uranium and thorium behaviour in ocean-floor hydrothermal systems: examples from the Pindos ophiolite, Greece

Eugenia Valsami-Jones, Kristin Vala Ragnarsdóttir

Journal:

Chemical Geology

Year:

1997

Language:

english

File:

PDF, 1.13 MB

english, 1997

36

Geochemistry of crustal fluids: a Tyrolean perspective

K.Vala Ragnarsdottir, Eric H. Oelkers

Journal:

Chemical Geology

Year:

1998

Language:

english

File:

PDF, 1.87 MB

english, 1998

37

Aqueous speciation of yttrium at temperatures from 25 to 340°C at Psat: an in situ EXAFS study

K. Vala Ragnarsdottir, Eric H. Oelkers, David M. Sherman, Clare R. Collins

Journal:

Chemical Geology

Year:

1998

Language:

english

File:

PDF, 318 KB

english, 1998

38

An extended X-ray absorption fine structure spectroscopy investigation of cadmium sorption on cryptomelane (KMn8O16)

Simon R. Randall, David M. Sherman, K.Vala Ragnarsdottir

Journal:

Chemical Geology

Year:

1998

Language:

english

File:

PDF, 493 KB

english, 1998

39

Complexation of Cu2+ in oxidized NaCl brines from 25°C to 175°C: results from in situ EXAFS spectroscopy

Matthew D Collings, David M Sherman, K.Vala Ragnarsdottir

Journal:

Chemical Geology

Year:

2000

Language:

english

File:

PDF, 343 KB

english, 2000

40

Antimony transport in hydrothermal solutions: an EXAFS study of antimony(V) complexation in alkaline sulfide and sulfide–chloride brines at temperatures from 25°C to 300°C at Psat

David M Sherman, K.Vala Ragnarsdottir, Eric H Oelkers

Journal:

Chemical Geology

Year:

2000

Language:

english

File:

PDF, 260 KB

english, 2000

41

Speciation of tin (Sn2+ and Sn4+) in aqueous Cl solutions from 25°C to 350°C: an in situ EXAFS study

David M Sherman, K.Vala Ragnarsdottir, Eric H Oelkers, Clare R Collins

Journal:

Chemical Geology

Year:

2000

Language:

english

File:

PDF, 213 KB

english, 2000

42

Surface reactivity of volcanic ash from the eruption of Soufrière Hills volcano, Montserrat, West Indies with implications for health hazards

Claire J. Horwell, Ivana Fenoglio, K. Vala Ragnarsdottir, R.Steve J. Sparks, Bice Fubini

Journal:

Environmental Research

Year:

2003

Language:

english

File:

PDF, 447 KB

english, 2003

43

A potentiometric study of Eu3+ complexation with acetate ligand from 25 to 170°C at Psat

Alexander V Zotov, Boris R Tagirov, Igor I Diakonov, K.Vala Ragnarsdottir

Journal:

Geochimica et Cosmochimica Acta

Year:

2002

Language:

english

File:

PDF, 419 KB

english, 2002

44

Controls on polyacrylamide adsorption to quartz, kaolinite, and feldspar

Gary J. Graveling, K. Vala Ragnarsdottir, Geoff C. Allen, John Eastman, Patrick V. Brady, Steven D. Balsley, David R. Skuse

Journal:

Geochimica et Cosmochimica Acta

Year:

1997

Language:

english

File:

PDF, 819 KB

english, 1997

45

Effect of inorganic and organic ligands on the mechanism of cadmium sorption to goethite

Clare R. Collins, K.Vala Ragnarsdottir, David M. Sherman

Journal:

Geochimica et Cosmochimica Acta

Year:

1999

Language:

english

File:

PDF, 369 KB

english, 1999

46

Surface chemistry of reacted heulandite determined by SIMS and XPS

K. Vala Ragnarsdottir, Colin M. Graham, Geoffrey C. Allen

Journal:

Chemical Geology

Year:

1996

Language:

english

File:

PDF, 1.06 MB

english, 1996

47

High resolution characterization of ectomycorrhizal fungal-mineral interactions in axenic microcosm experiments

Loredana Saccone, Salvatore A. Gazzè, Adele L. Duran, Jonathan R. Leake, Steven A. Banwart, Kristín Vala Ragnarsdóttir, Mark M. Smits, Terence J. McMaster

Journal:

Biogeochemistry

Year:

2012

Language:

english

File:

PDF, 1.05 MB

english, 2012

48

Experimental determination of corundum solubilities in pure water between 400–700°C and 1–3 kbar

Kristin Vala Ragnarsdóttir, John V. Walther

Journal:

Geochimica et Cosmochimica Acta

Year:

1985

Language:

english

File:

PDF, 745 KB

english, 1985

49

Dissolution kinetics of heulandite at pH 2–12 and 25°C

Kristín Vala Ragnarsdóttir

Journal:

Geochimica et Cosmochimica Acta

Year:

1993

Language:

english

File:

PDF, 1.31 MB

english, 1993

50

Nanoscale channels on ectomycorrhizal-colonized chlorite: Evidence for plant-driven fungal dissolution

Gazzè, Salvatore A., Saccone, Loredana, Vala Ragnarsdottir, K., Smits, Mark M., Duran, Adele L., Leake, Jonathan R., Banwart, Steven A., McMaster, Terence J.

Journal:

Journal of Geophysical Research

Year:

2012

Language:

english

File:

PDF, 1.28 MB

english, 2012