SolveSAPHE-r2 (v2.0.1): revisiting and extending the Solver Suite for Alkalinity-PH Equations for usage with CO2, HCO3− or CO32− input data

to related objects

Location: Deutsche Nationalbibliothek Frankfurt am Main

Extent: Online-Ressource

Language: Englisch

Bibliographic citation: SolveSAPHE-r2 (v2.0.1): revisiting and extending the Solver Suite for Alkalinity-PH Equations for usage with CO₂, HCO₃⁻ or CO₃²⁻ input data ; volume:14 ; number:7 ; year:2021 ; pages:4225-4240 ; extent:16
Geoscientific model development ; 14, Heft 7 (2021), 4225-4240 (gesamt 16)

Creator: Munhoven, Guy

DOI: 10.5194/gmd-14-4225-2021

URN: urn:nbn:de:101:1-2021082606521768484874

Rights: Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.

Last update: 14.08.2025, 10:51 AM CEST

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Munhoven, Guy

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CO2/3He ratios reveal the presence of mantle gas in the CO2-rich groundwaters of the Ardenne massif (Spa, Belgium)

CO2/3He ratios reveal the presence of mantle gas in the CO2-rich groundwaters of the Ardenne massif (Spa, Belgium)

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Rotherkopfite, KNa2(Fe2+2.5Ti4+1.5) Fe2+(Si4O12)2, a new neptunite-group mineral without essential lithium, from Rother Kopf, Eifel volcanic fields, Germany

Rotherkopfite, KNa2(Fe2+2.5Ti4+1.5) Fe2+(Si4O12)2, a new neptunite-group mineral without essential lithium, from Rother Kopf, Eifel volcanic fields, Germany

Quantification of fossil fuel CO2 from combined CO, δ13CO2 and Δ14CO2 observations

<italic>δ</italic>13C, CO2 ∕ 3He and 3He ∕ 4He ratios reveal the presence of mantle gas in the CO2-rich groundwaters of the Ardennes massif (Spa, Belgium)

Can ∆14CO2 observations help atmospheric inversions constrain the fossil CO2 emission budget of Europe?

Revised alkenone δ13C based CO2 estimates during the Plio-Pleistocene

CO2/3He ratios reveal the presence of mantle gas in the CO2-rich groundwaters of the Ardenne massif (Spa, Belgium)

Complementing XCO2 imagery with ground-based CO2 and 14CO2 measurements to monitor CO2 emissions from fossil fuels on a regional to local scale

HETerogeneous vectorized or Parallel (HETPv1.0): an updated inorganic heterogeneous chemistry solver for the metastable-state NH4+–Na+–Ca2+–K+–Mg2+–SO42−–NO3−–Cl−–H2O system based on ISORROPIA II

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Ferro-ferri-holmquistite, <italic>□</italic>Li2(Fe2+3Fe3+2) Si8O22(OH)2, Fe2+Fe3+ analogue of holmquistite, from the Iwagi islet, Ehime, Japan

Potential of 14C-based vs. ΔCO-based ΔffCO2 observations to estimate urban fossil fuel CO2 (ffCO2) emissions

Rotherkopfite, KNa2(Fe2+2.5Ti4+1.5) Fe2+(Si4O12)2, a new neptunite-group mineral without essential lithium, from Rother Kopf, Eifel volcanic fields, Germany

Quantification of fossil fuel CO2 from combined CO, δ13CO2 and Δ14CO2 observations

<italic>δ</italic>13C, CO2 ∕ 3He and 3He ∕ 4He ratios reveal the presence of mantle gas in the CO2-rich groundwaters of the Ardennes massif (Spa, Belgium)

Can ∆14CO2 observations help atmospheric inversions constrain the fossil CO2 emission budget of Europe?

Revised alkenone δ13C based CO2 estimates during the Plio-Pleistocene

CO2/3He ratios reveal the presence of mantle gas in the CO2-rich groundwaters of the Ardenne massif (Spa, Belgium)

Complementing XCO2 imagery with ground-based CO2 and 14CO2 measurements to monitor CO2 emissions from fossil fuels on a regional to local scale

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Rotherkopfite, KNa2(Fe2+2.5Ti4+1.5) Fe2+(Si4O12)2, a new neptunite-group mineral without essential lithium, from Rother Kopf, Eifel volcanic fields, Germany

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SolveSAPHE-r2 (v2.0.1): revisiting and extending the Solver Suite for Alkalinity-PH Equations for usage with CO<sub>2</sub>, HCO<sub>3</sub><sup>−</sup> or CO<sub>3</sub><sup>2−</sup> input data

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Associated

Other Objects (12)

Quantification of fossil fuel CO<sub>2</sub> from combined CO, δ<sup>13</sup>CO<sub>2</sub> and Δ<sup>14</sup>CO<sub>2</sub> observations

<italic>δ</italic><sup>13</sup>C, CO<sub>2</sub> ∕ <sup>3</sup>He and <sup>3</sup>He ∕ <sup>4</sup>He ratios reveal the presence of mantle gas in the CO<sub>2</sub>-rich groundwaters of the Ardennes massif (Spa, Belgium)

Can ∆<sup>14</sup>CO<sub>2</sub> observations help atmospheric inversions constrain the fossil CO<sub>2</sub> emission budget of Europe?

Revised alkenone δ<sup>13</sup>C based CO<sub>2</sub> estimates during the Plio-Pleistocene

CO<sub>2</sub>/<sup>3</sup>He ratios reveal the presence of mantle gas in the CO<sub>2</sub>-rich groundwaters of the Ardenne massif (Spa, Belgium)

Complementing XCO<sub>2</sub> imagery with ground-based CO<sub>2</sub> and <sup>14</sup>CO<sub>2</sub> measurements to monitor CO<sub>2</sub> emissions from fossil fuels on a regional to local scale

Complementing XCO<sub>2</sub> imagery with ground-based CO<sub>2</sub> and <sup>14</sup>CO<sub>2</sub> measurements to monitor CO<sub>2</sub> emissions from fossil fuels on a regional to local scale

Potential of <sup>14</sup>C-based versus ∆CO-based ∆ffCO<sub>2</sub> observations to estimate urban fossil fuel CO<sub>2</sub> (ffCO<sub>2</sub>) emissions

Ferro-ferri-holmquistite, <italic>□</italic>Li<sub>2</sub>(Fe<sup>2+</sup><sub>3</sub>Fe<sup>3+</sup><sub>2</sub>) Si<sub>8</sub>O<sub>22</sub>(OH)<sub>2</sub>, Fe<sup>2+</sup>Fe<sup>3+</sup> analogue of holmquistite, from the Iwagi islet, Ehime, Japan

Potential of <sup>14</sup>C-based vs. ΔCO-based ΔffCO<sub>2</sub> observations to estimate urban fossil fuel CO<sub>2</sub> (ffCO<sub>2</sub>) emissions

Rotherkopfite, KNa<sub>2</sub>(Fe<sup>2+</sup><sub>2.5</sub>Ti<sup>4+</sup><sub>1.5</sub>) Fe<sup>2+</sup>(Si<sub>4</sub>O<sub>12</sub>)<sub>2</sub>, a new neptunite-group mineral without essential lithium, from Rother Kopf, Eifel volcanic fields, Germany

Quantification of fossil fuel CO<sub>2</sub> from combined CO, δ<sup>13</sup>CO<sub>2</sub> and Δ<sup>14</sup>CO<sub>2</sub> observations

<italic>δ</italic><sup>13</sup>C, CO<sub>2</sub> ∕ <sup>3</sup>He and <sup>3</sup>He ∕ <sup>4</sup>He ratios reveal the presence of mantle gas in the CO<sub>2</sub>-rich groundwaters of the Ardennes massif (Spa, Belgium)

Can ∆<sup>14</sup>CO<sub>2</sub> observations help atmospheric inversions constrain the fossil CO<sub>2</sub> emission budget of Europe?

Revised alkenone δ<sup>13</sup>C based CO<sub>2</sub> estimates during the Plio-Pleistocene

CO<sub>2</sub>/<sup>3</sup>He ratios reveal the presence of mantle gas in the CO<sub>2</sub>-rich groundwaters of the Ardenne massif (Spa, Belgium)

Complementing XCO<sub>2</sub> imagery with ground-based CO<sub>2</sub> and <sup>14</sup>CO<sub>2</sub> measurements to monitor CO<sub>2</sub> emissions from fossil fuels on a regional to local scale

Complementing XCO<sub>2</sub> imagery with ground-based CO<sub>2</sub> and <sup>14</sup>CO<sub>2</sub> measurements to monitor CO<sub>2</sub> emissions from fossil fuels on a regional to local scale

Potential of <sup>14</sup>C-based versus ∆CO-based ∆ffCO<sub>2</sub> observations to estimate urban fossil fuel CO<sub>2</sub> (ffCO<sub>2</sub>) emissions

Ferro-ferri-holmquistite, <italic>□</italic>Li<sub>2</sub>(Fe<sup>2+</sup><sub>3</sub>Fe<sup>3+</sup><sub>2</sub>) Si<sub>8</sub>O<sub>22</sub>(OH)<sub>2</sub>, Fe<sup>2+</sup>Fe<sup>3+</sup> analogue of holmquistite, from the Iwagi islet, Ehime, Japan

Potential of <sup>14</sup>C-based vs. ΔCO-based ΔffCO<sub>2</sub> observations to estimate urban fossil fuel CO<sub>2</sub> (ffCO<sub>2</sub>) emissions

Rotherkopfite, KNa<sub>2</sub>(Fe<sup>2+</sup><sub>2.5</sub>Ti<sup>4+</sup><sub>1.5</sub>) Fe<sup>2+</sup>(Si<sub>4</sub>O<sub>12</sub>)<sub>2</sub>, a new neptunite-group mineral without essential lithium, from Rother Kopf, Eifel volcanic fields, Germany

Quantification of fossil fuel CO<sub>2</sub> from combined CO, δ<sup>13</sup>CO<sub>2</sub> and Δ<sup>14</sup>CO<sub>2</sub> observations

<italic>δ</italic><sup>13</sup>C, CO<sub>2</sub> ∕ <sup>3</sup>He and <sup>3</sup>He ∕ <sup>4</sup>He ratios reveal the presence of mantle gas in the CO<sub>2</sub>-rich groundwaters of the Ardennes massif (Spa, Belgium)

Can ∆<sup>14</sup>CO<sub>2</sub> observations help atmospheric inversions constrain the fossil CO<sub>2</sub> emission budget of Europe?

Revised alkenone δ<sup>13</sup>C based CO<sub>2</sub> estimates during the Plio-Pleistocene

CO<sub>2</sub>/<sup>3</sup>He ratios reveal the presence of mantle gas in the CO<sub>2</sub>-rich groundwaters of the Ardenne massif (Spa, Belgium)

Complementing XCO<sub>2</sub> imagery with ground-based CO<sub>2</sub> and <sup>14</sup>CO<sub>2</sub> measurements to monitor CO<sub>2</sub> emissions from fossil fuels on a regional to local scale

Complementing XCO<sub>2</sub> imagery with ground-based CO<sub>2</sub> and <sup>14</sup>CO<sub>2</sub> measurements to monitor CO<sub>2</sub> emissions from fossil fuels on a regional to local scale

Potential of <sup>14</sup>C-based versus ∆CO-based ∆ffCO<sub>2</sub> observations to estimate urban fossil fuel CO<sub>2</sub> (ffCO<sub>2</sub>) emissions

Ferro-ferri-holmquistite, <italic>□</italic>Li<sub>2</sub>(Fe<sup>2+</sup><sub>3</sub>Fe<sup>3+</sup><sub>2</sub>) Si<sub>8</sub>O<sub>22</sub>(OH)<sub>2</sub>, Fe<sup>2+</sup>Fe<sup>3+</sup> analogue of holmquistite, from the Iwagi islet, Ehime, Japan

Potential of <sup>14</sup>C-based vs. ΔCO-based ΔffCO<sub>2</sub> observations to estimate urban fossil fuel CO<sub>2</sub> (ffCO<sub>2</sub>) emissions

Rotherkopfite, KNa<sub>2</sub>(Fe<sup>2+</sup><sub>2.5</sub>Ti<sup>4+</sup><sub>1.5</sub>) Fe<sup>2+</sup>(Si<sub>4</sub>O<sub>12</sub>)<sub>2</sub>, a new neptunite-group mineral without essential lithium, from Rother Kopf, Eifel volcanic fields, Germany

SolveSAPHE-r2 (v2.0.1): revisiting and extending the Solver Suite for Alkalinity-PH Equations for usage with CO<sub>2</sub>, HCO<sub>3</sub><sup>−</sup> or CO<sub>3</sub><sup>2−</sup> input data

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Other Objects (12)

Quantification of fossil fuel CO<sub>2</sub> from combined CO, &delta;<sup>13</sup>CO<sub>2</sub> and &Delta;<sup>14</sup>CO<sub>2</sub> observations

<italic>δ</italic><sup>13</sup>C, CO<sub>2</sub>&thinsp;∕&thinsp;<sup>3</sup>He and <sup>3</sup>He&thinsp;∕&thinsp;<sup>4</sup>He ratios reveal the presence of mantle gas in the CO<sub>2</sub>-rich groundwaters of the Ardennes massif (Spa, Belgium)

Can ∆<sup>14</sup>CO<sub>2</sub> observations help atmospheric inversions constrain the fossil CO<sub>2</sub> emission budget of Europe?

Revised alkenone &delta;<sup>13</sup>C based CO<sub>2</sub> estimates during the Plio-Pleistocene

CO<sub>2</sub>/<sup>3</sup>He ratios reveal the presence of mantle gas in the CO<sub>2</sub>-rich groundwaters of the Ardenne massif (Spa, Belgium)

Complementing XCO<sub>2</sub> imagery with ground-based CO<sub>2</sub> and <sup>14</sup>CO<sub>2</sub> measurements to monitor CO<sub>2</sub> emissions from fossil fuels on a regional to local scale

Complementing XCO<sub>2</sub> imagery with ground-based CO<sub>2</sub> and <sup>14</sup>CO<sub>2</sub> measurements to monitor CO<sub>2</sub> emissions from fossil fuels on a regional to local scale

Potential of <sup>14</sup>C-based versus ∆CO-based ∆ffCO<sub>2</sub> observations to estimate urban fossil fuel CO<sub>2</sub> (ffCO<sub>2</sub>) emissions

Ferro-ferri-holmquistite, <italic>□</italic>Li<sub>2</sub>(Fe<sup>2+</sup><sub>3</sub>Fe<sup>3+</sup><sub>2</sub>) Si<sub>8</sub>O<sub>22</sub>(OH)<sub>2</sub>, Fe<sup>2+</sup>Fe<sup>3+</sup> analogue of holmquistite, from the Iwagi islet, Ehime, Japan

Potential of <sup>14</sup>C-based vs. ΔCO-based ΔffCO<sub>2</sub> observations to estimate urban fossil fuel CO<sub>2</sub> (ffCO<sub>2</sub>) emissions

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Quantification of fossil fuel CO<sub>2</sub> from combined CO, &delta;<sup>13</sup>CO<sub>2</sub> and &Delta;<sup>14</sup>CO<sub>2</sub> observations

<italic>δ</italic><sup>13</sup>C, CO<sub>2</sub>&thinsp;∕&thinsp;<sup>3</sup>He and <sup>3</sup>He&thinsp;∕&thinsp;<sup>4</sup>He ratios reveal the presence of mantle gas in the CO<sub>2</sub>-rich groundwaters of the Ardennes massif (Spa, Belgium)

Can ∆<sup>14</sup>CO<sub>2</sub> observations help atmospheric inversions constrain the fossil CO<sub>2</sub> emission budget of Europe?

Revised alkenone &delta;<sup>13</sup>C based CO<sub>2</sub> estimates during the Plio-Pleistocene

CO<sub>2</sub>/<sup>3</sup>He ratios reveal the presence of mantle gas in the CO<sub>2</sub>-rich groundwaters of the Ardenne massif (Spa, Belgium)

Complementing XCO<sub>2</sub> imagery with ground-based CO<sub>2</sub> and <sup>14</sup>CO<sub>2</sub> measurements to monitor CO<sub>2</sub> emissions from fossil fuels on a regional to local scale

Complementing XCO<sub>2</sub> imagery with ground-based CO<sub>2</sub> and <sup>14</sup>CO<sub>2</sub> measurements to monitor CO<sub>2</sub> emissions from fossil fuels on a regional to local scale

Potential of <sup>14</sup>C-based versus ∆CO-based ∆ffCO<sub>2</sub> observations to estimate urban fossil fuel CO<sub>2</sub> (ffCO<sub>2</sub>) emissions

Ferro-ferri-holmquistite, <italic>□</italic>Li<sub>2</sub>(Fe<sup>2+</sup><sub>3</sub>Fe<sup>3+</sup><sub>2</sub>) Si<sub>8</sub>O<sub>22</sub>(OH)<sub>2</sub>, Fe<sup>2+</sup>Fe<sup>3+</sup> analogue of holmquistite, from the Iwagi islet, Ehime, Japan

Potential of <sup>14</sup>C-based vs. ΔCO-based ΔffCO<sub>2</sub> observations to estimate urban fossil fuel CO<sub>2</sub> (ffCO<sub>2</sub>) emissions

Rotherkopfite, KNa<sub>2</sub>(Fe<sup>2+</sup><sub>2.5</sub>Ti<sup>4+</sup><sub>1.5</sub>) Fe<sup>2+</sup>(Si<sub>4</sub>O<sub>12</sub>)<sub>2</sub>, a new neptunite-group mineral without essential lithium, from Rother Kopf, Eifel volcanic fields, Germany

Quantification of fossil fuel CO<sub>2</sub> from combined CO, &delta;<sup>13</sup>CO<sub>2</sub> and &Delta;<sup>14</sup>CO<sub>2</sub> observations

<italic>δ</italic><sup>13</sup>C, CO<sub>2</sub>&thinsp;∕&thinsp;<sup>3</sup>He and <sup>3</sup>He&thinsp;∕&thinsp;<sup>4</sup>He ratios reveal the presence of mantle gas in the CO<sub>2</sub>-rich groundwaters of the Ardennes massif (Spa, Belgium)

Can ∆<sup>14</sup>CO<sub>2</sub> observations help atmospheric inversions constrain the fossil CO<sub>2</sub> emission budget of Europe?

Revised alkenone &delta;<sup>13</sup>C based CO<sub>2</sub> estimates during the Plio-Pleistocene

CO<sub>2</sub>/<sup>3</sup>He ratios reveal the presence of mantle gas in the CO<sub>2</sub>-rich groundwaters of the Ardenne massif (Spa, Belgium)

Complementing XCO<sub>2</sub> imagery with ground-based CO<sub>2</sub> and <sup>14</sup>CO<sub>2</sub> measurements to monitor CO<sub>2</sub> emissions from fossil fuels on a regional to local scale

Complementing XCO<sub>2</sub> imagery with ground-based CO<sub>2</sub> and <sup>14</sup>CO<sub>2</sub> measurements to monitor CO<sub>2</sub> emissions from fossil fuels on a regional to local scale

Potential of <sup>14</sup>C-based versus ∆CO-based ∆ffCO<sub>2</sub> observations to estimate urban fossil fuel CO<sub>2</sub> (ffCO<sub>2</sub>) emissions

Ferro-ferri-holmquistite, <italic>□</italic>Li<sub>2</sub>(Fe<sup>2+</sup><sub>3</sub>Fe<sup>3+</sup><sub>2</sub>) Si<sub>8</sub>O<sub>22</sub>(OH)<sub>2</sub>, Fe<sup>2+</sup>Fe<sup>3+</sup> analogue of holmquistite, from the Iwagi islet, Ehime, Japan

Potential of <sup>14</sup>C-based vs. ΔCO-based ΔffCO<sub>2</sub> observations to estimate urban fossil fuel CO<sub>2</sub> (ffCO<sub>2</sub>) emissions

Rotherkopfite, KNa<sub>2</sub>(Fe<sup>2+</sup><sub>2.5</sub>Ti<sup>4+</sup><sub>1.5</sub>) Fe<sup>2+</sup>(Si<sub>4</sub>O<sub>12</sub>)<sub>2</sub>, a new neptunite-group mineral without essential lithium, from Rother Kopf, Eifel volcanic fields, Germany

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Quantification of fossil fuel CO<sub>2</sub> from combined CO, δ<sup>13</sup>CO<sub>2</sub> and Δ<sup>14</sup>CO<sub>2</sub> observations

<italic>δ</italic><sup>13</sup>C, CO<sub>2</sub> ∕ <sup>3</sup>He and <sup>3</sup>He ∕ <sup>4</sup>He ratios reveal the presence of mantle gas in the CO<sub>2</sub>-rich groundwaters of the Ardennes massif (Spa, Belgium)

Revised alkenone δ<sup>13</sup>C based CO<sub>2</sub> estimates during the Plio-Pleistocene

Quantification of fossil fuel CO<sub>2</sub> from combined CO, δ<sup>13</sup>CO<sub>2</sub> and Δ<sup>14</sup>CO<sub>2</sub> observations

<italic>δ</italic><sup>13</sup>C, CO<sub>2</sub> ∕ <sup>3</sup>He and <sup>3</sup>He ∕ <sup>4</sup>He ratios reveal the presence of mantle gas in the CO<sub>2</sub>-rich groundwaters of the Ardennes massif (Spa, Belgium)

Revised alkenone δ<sup>13</sup>C based CO<sub>2</sub> estimates during the Plio-Pleistocene

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<italic>δ</italic><sup>13</sup>C, CO<sub>2</sub> ∕ <sup>3</sup>He and <sup>3</sup>He ∕ <sup>4</sup>He ratios reveal the presence of mantle gas in the CO<sub>2</sub>-rich groundwaters of the Ardennes massif (Spa, Belgium)

Revised alkenone δ<sup>13</sup>C based CO<sub>2</sub> estimates during the Plio-Pleistocene