https://biogeoscapes.net//wiki/api.php?action=feedcontributions&feedformat=atom&user=Anabelvonjackowski 2026-04-12T16:00:39Z User contributions MediaWiki 1.45.0 https://biogeoscapes.net//wiki/index.php?title=User:Anabelvonjackowski&diff=484 2026-02-03T14:14:10Z

<p>Anabelvonjackowski: </p> <hr /> <div>Anabel von Jackowski is a Postdoctoral Researcher at Stockholm University and a BioGeoSCAPES Fellow. Find more info on her ORCiD: 0000-0001-6204-5341</div>

Anabelvonjackowski https://biogeoscapes.net//wiki/index.php?title=User:Anabelvonjackowski&diff=483 2026-02-03T14:13:41Z

<p>Anabelvonjackowski: Created page with &quot;Anabel von Jackowski Postdoctoral Researcher Stockholm University ORCiD: 0000-0001-6204-5341&quot;</p> <hr /> <div>Anabel von Jackowski<br /> Postdoctoral Researcher<br /> Stockholm University<br /> ORCiD: 0000-0001-6204-5341</div>

Anabelvonjackowski https://biogeoscapes.net//wiki/index.php?title=Winkler_light-dark_dissolved_O2_bottle&diff=482 2026-02-03T14:11:45Z

<p>Anabelvonjackowski: Created page with &quot;* Page authors: Anabel von Jackowski * Responsible curator: Anabel von Jackowski __TOC__ &lt;div class=&quot;model-box&quot;&gt; {| class=&quot;model-ib&quot; style=&quot;float:right; margin-left:1em; margin-bottom:1em;&quot; ! Oxygen Concentration |- | &#039;&#039;&#039;Approach:&#039;&#039;&#039; Winkler titration (iodometric) |- | &#039;&#039;&#039;Context:&#039;&#039;&#039; discrete measurement |- | &#039;&#039;&#039;Spatial scale:&#039;&#039;&#039; mL |- | &#039;&#039;&#039;Temporal scale:&#039;&#039;&#039; &#039;&#039;in situ&#039;&#039; |...&quot;</p> <hr /> <div>* [[Page authors|Page authors]]: [[User:Anabelvonjackowski|Anabel von Jackowski]]<br /> * [[Responsible curator|Responsible curator]]: [[User:Anabelvonjackowski|Anabel von Jackowski]]<br /> <br /> <br /> __TOC__<br /> &lt;div class=&quot;model-box&quot;&gt;<br /> {| class=&quot;model-ib&quot; style=&quot;float:right; margin-left:1em; margin-bottom:1em;&quot;<br /> ! Oxygen Concentration<br /> |-<br /> | '''Approach:''' Winkler titration (iodometric)<br /> |-<br /> | '''Context:''' discrete measurement<br /> |-<br /> | '''Spatial scale:''' mL<br /> |-<br /> | '''Temporal scale:''' ''in situ''<br /> |-<br /> | '''Units:''' mmol O&lt;sub&gt;2&lt;/sub&gt; L&lt;sup&gt;-1&lt;/sup&gt;<br /> |-<br /> | '''Community captured:''' all<br /> |-<br /> | '''Co-measurements:''' temperature, salinity, depth<br /> |}<br /> &lt;/div&gt;<br /> &lt;div style=&quot;clear:both&quot;&gt;&lt;/div&gt;<br /> <br /> == Method Overview ==<br /> <br /> Dissolved O₂ measures the gas concentrations of oxygen from the depths of interest. This measurement can be measured using the Winkler method via iodometric titration because dissolved oxygen does not directly oxidize iodide to iodine and a multi-step reaction in which manganese acts as an intermediate “transfer” agent. &lt;ref name = &quot;Winkler1888&quot;&gt;Winkler, L. W. (1888). *Die Bestimmung des im Wasser gelösten Sauerstoffes*. Berichte der Deutschen Chemischen Gesellschaft, 21(2), 2843–2854. https://doi.org/10.1002/cber.188802102122&lt;/ref&gt;.</div>

Anabelvonjackowski