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Johannes Ranke
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<h1>Calculate a time course of relative concentrations based on an mkinmod model</h1>
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<div class="span8">
<h2>Usage</h2>
<pre><span class="functioncall"><a href='pfm_degradation.html'>pfm_degradation</a></span><span class="keyword">(</span><span class="argument">model</span> <span class="argument">=</span> <span class="string">"SFO"</span><span class="keyword">,</span> <span class="argument">DT50</span> <span class="argument">=</span> <span class="number">1000</span><span class="keyword">,</span> <span class="argument">parms</span> <span class="argument">=</span> <span class="functioncall"><a href='http://www.rdocumentation.org/packages/base/topics/c'>c</a></span><span class="keyword">(</span><span class="argument">k_parent_sink</span> <span class="argument">=</span>
<span class="functioncall"><a href='http://www.rdocumentation.org/packages/base/topics/Log'>log</a></span><span class="keyword">(</span><span class="number">2</span><span class="keyword">)</span><span class="keyword">/</span><span class="symbol">DT50</span><span class="keyword">)</span><span class="keyword">,</span> <span class="argument">years</span> <span class="argument">=</span> <span class="number">1</span><span class="keyword">,</span> <span class="argument">step_days</span> <span class="argument">=</span> <span class="number">1</span><span class="keyword">,</span> <span class="argument">times</span> <span class="argument">=</span> <span class="functioncall"><a href='http://www.rdocumentation.org/packages/base/topics/seq'>seq</a></span><span class="keyword">(</span><span class="number">0</span><span class="keyword">,</span> <span class="symbol">years</span> <span class="keyword">*</span> <span class="number">365</span><span class="keyword">,</span> <span class="argument">by</span> <span class="argument">=</span>
<span class="symbol">step_days</span><span class="keyword">)</span><span class="keyword">)</span></pre>
<h2>Arguments</h2>
<dl>
<dt>model</dt>
<dd>The degradation model to be used. Either a parent only model like
'SFO' or 'FOMC', or an mkinmod object</dd>
<dt>DT50</dt>
<dd>The half-life. This is only used when simple exponential decline
is calculated (SFO model).</dd>
<dt>parms</dt>
<dd>The parameters used for the degradation model</dd>
<dt>years</dt>
<dd>For how many years should the degradation be predicted?</dd>
<dt>step_days</dt>
<dd>What step size in days should the output have?</dd>
<dt>times</dt>
<dd>The output times</dd>
</dl>
<div class="Description">
<h2>Description</h2>
<p>Calculate a time course of relative concentrations based on an mkinmod model</p>
</div>
<h2 id="examples">Examples</h2>
<pre class="examples"><div class='input'><span class="functioncall"><a href='http://www.rdocumentation.org/packages/utils/topics/head'>head</a></span><span class="keyword">(</span><span class="functioncall"><a href='pfm_degradation.html'>pfm_degradation</a></span><span class="keyword">(</span><span class="string">"SFO"</span><span class="keyword">,</span> <span class="argument">DT50</span> <span class="argument">=</span> <span class="number">10</span><span class="keyword">)</span><span class="keyword">)</span></div>
<div class='output'> time parent
1 0 1.0000000
2 1 0.9330330
3 2 0.8705506
4 3 0.8122524
5 4 0.7578583
6 5 0.7071068
</div></pre>
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<h2>Author</h2>
Johannes Ranke
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