Deuterium Isotope Effects on <svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-4.50008pt;width:56.099998px;" id="M1" height="27.0625" version="1.1" viewBox="0 0 56.099998 27.0625" width="56.099998">
	
		
			<g transform="matrix(.016,-0,0,-.016,3.8,10.862)"><path id="x1D7CF" d="M441 24v-24h-373v24q75 2 96 20q22 19 22 85v378q0 70 -36 70q-26 0 -65 -16l-20 -8v26l251 109h18v-570q0 -57 19 -75q19 -17 88 -19z"></path></g><g transform="matrix(.016,-0,0,-.016,11.646,10.862)"><path id="x1D7D2" d="M476 255v-111h-64v-144h-145v144h-248v113l313 431h80v-433h64zM60 255h208v294z"></path></g><g transform="matrix(.016,-0,0,-.016,19.491,10.862)"><path id="x2C" d="M95 130q31 0 61 -30t30 -78q0 -53 -38 -87.5t-93 -51.5l-11 29q77 31 77 85q0 26 -17.5 43t-44.5 24q-4 0 -8.5 6.5t-4.5 17.5q0 18 15 30t34 12z"></path></g><g transform="matrix(.016,-0,0,-.016,23.069,10.862)"><use xlink:href="#x1D7CF"></use></g><g transform="matrix(.016,-0,0,-.016,30.914,10.862)"><path id="x1D7D3" d="M148 676h322l-45 -127h-276l-22 -81q103 -6 151 -20q82 -23 127.5 -79.5t45.5 -134.5q0 -109 -79 -176q-78 -66 -203 -66q-64 0 -105.5 25.5t-41.5 62.5q0 26 17.5 43.5t43.5 17.5q47 0 100 -46q49 -42 90 -42q42 0 71 29.5t29 74.5q0 51 -36.5 90.5t-105.5 61.5
q-47 14 -180 22z"></path></g>

			<g transform="matrix(.022,-0,0,-.022,39.375,21.612)"><path id="x4E" d="M719 650v-28q-43 -2 -62 -15t-22 -44q-6 -47 -6 -169v-403h-31l-426 524h-2v-251q0 -111 6 -169q4 -37 24 -50.5t72 -16.5v-28h-237v28q45 2 64.5 16t23.5 49q6 62 6 171v220q0 54 -3 68.5t-17 32.5q-16 19 -34.5 26.5t-54.5 10.5v28h147l418 -502h3v246q0 117 -7 166
q-4 34 -24.5 47t-73.5 15v28h236z"></path></g>

		
	
</svg> Chemical Shifts of Ammonium Ions: A Solid State NMR Study

<table>Plot of <sup>14,15</sup>N chemical shifts versus <svg height="17.862499" id="M21" style="vertical-align:-3.13504pt" version="1.1" viewbox="0 0 20.1 17.862499" width="20.1" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,17.8625)">
<g transform="translate(72,-57.71)">
<text transform="matrix(1,0,0,-1,-69.87,66.03)">
<tspan style="font-size: 8.75px; " x="0" y="0">1</tspan>
</text>
<text transform="matrix(1,0,0,-1,-64.99,60.89)">
<tspan style="font-size: 12.50px; " x="0" y="0">Δ</tspan>
</text>
</g>
</g>
</svg>N(D)<sub>4</sub>. Data for SC-24 from [<a href="/journals/ijic/2011/696497/#B8">8</a>].</table>

International Journal of Inorganic Chemistry

fig2

Figure 2

Figure 2: Deuterium Isotope Effects on <svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-4.50008pt;width:56.099998px;" id="M1" height="27.0625" version="1.1" viewBox="0 0 56.099998 27.0625" width="56.099998">
	
		
			<g transform="matrix(.016,-0,0,-.016,3.8,10.862)"><path id="x1D7CF" d="M441 24v-24h-373v24q75 2 96 20q22 19 22 85v378q0 70 -36 70q-26 0 -65 -16l-20 -8v26l251 109h18v-570q0 -57 19 -75q19 -17 88 -19z"></path></g><g transform="matrix(.016,-0,0,-.016,11.646,10.862)"><path id="x1D7D2" d="M476 255v-111h-64v-144h-145v144h-248v113l313 431h80v-433h64zM60 255h208v294z"></path></g><g transform="matrix(.016,-0,0,-.016,19.491,10.862)"><path id="x2C" d="M95 130q31 0 61 -30t30 -78q0 -53 -38 -87.5t-93 -51.5l-11 29q77 31 77 85q0 26 -17.5 43t-44.5 24q-4 0 -8.5 6.5t-4.5 17.5q0 18 15 30t34 12z"></path></g><g transform="matrix(.016,-0,0,-.016,23.069,10.862)"><use xlink:href="#x1D7CF"></use></g><g transform="matrix(.016,-0,0,-.016,30.914,10.862)"><path id="x1D7D3" d="M148 676h322l-45 -127h-276l-22 -81q103 -6 151 -20q82 -23 127.5 -79.5t45.5 -134.5q0 -109 -79 -176q-78 -66 -203 -66q-64 0 -105.5 25.5t-41.5 62.5q0 26 17.5 43.5t43.5 17.5q47 0 100 -46q49 -42 90 -42q42 0 71 29.5t29 74.5q0 51 -36.5 90.5t-105.5 61.5
q-47 14 -180 22z"></path></g>

			<g transform="matrix(.022,-0,0,-.022,39.375,21.612)"><path id="x4E" d="M719 650v-28q-43 -2 -62 -15t-22 -44q-6 -47 -6 -169v-403h-31l-426 524h-2v-251q0 -111 6 -169q4 -37 24 -50.5t72 -16.5v-28h-237v28q45 2 64.5 16t23.5 49q6 62 6 171v220q0 54 -3 68.5t-17 32.5q-16 19 -34.5 26.5t-54.5 10.5v28h147l418 -502h3v246q0 117 -7 166
q-4 34 -24.5 47t-73.5 15v28h236z"></path></g>

		
	
</svg> Chemical Shifts of Ammonium Ions: A Solid State NMR Study 

International Journal of Inorganic Chemistry

Deuterium Isotope Effects on Chemical Shifts of Ammonium Ions: A Solid State NMR Study

Figure 2