Unterschiede

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--- en:hydro:isotopes [2022/06/28 09:48] – ckuells
+++ en:hydro:isotopes [2022/06/28 10:56] – [Equilibrium fractionation] ckuells
@@ Zeile 29: / Zeile 29: @@
 $$\delta { }^{18}O = \frac{R_{Standard}-R_{Probe}}{R_{Standard}} \cdot 1000 $$
-Hence, once the  isotope ratio $R_{Probe}$ has been calculated, it can be converted to a $\delta$ value using that relationship.
+Hence, once the  isotope ratio $R_{Probe}$ has been calculated, it can be converted to a $\delta$ value using that relationship. Many $\alpha$ values can be found at [[https://alphadelta.ggl.ulaval.ca/temp_select_page.html|alphadelta]]
 <code S| Fractionation.R>
@@ Zeile 111: / Zeile 111: @@
 </code>
-If you do not have R or your computer or do not want to install it now, you can use the window below to run the code online.
+If you do not have R or your computer or do not want to install it now, you can use the window below to run the code online. Just copy the R code in the (grey) block and insert it into the window. The example code can be deleted.
-{{url>https://rdrr.io/snippets/embed/ 700,400 noscroll noborder|Code}}
+{{url>https://rdrr.io/snippets/embed/ 700,400 scroll noborder|Code}}
 ===== Non-equilibrium fractionation =====
@@ Zeile 185: / Zeile 185: @@
 $$R = R_0 \cdot f^{\left(\alpha-1\right)}$$
-Code for Rayleigh fractionation.
+Code for Rayleigh fractionation. Please not that it requires the function equilibrium that is provided above. To run this code, you can add it to the first block of code at the bottom and execute the entire block - the function is then available.
 <code S| Rayleigh.R>