Editing Shape-memory alloy (section)

== Materials ==
A variety of alloys exhibit the shape-memory effect. Alloying constituents can be adjusted to control the transformation temperatures of the SMA. Some common systems include the following (by no means an exhaustive list):
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* Ag-Cd 44/49 at.% Cd<!-- at.%??? please explain briefly and link to page explaining it if possible -->
* Au-Cd 46.5/50 at.% Cd
* Co-Ni-Al<ref name=CoNiAl>{{Cite journal | doi = 10.1016/j.msea.2010.12.056|url=http://nickel-titanium.com/wp-content/uploads/Savas-Dilibal-02-Co-Ni-Al.pdf| title = On the volume change in Co–Ni–Al during pseudoelasticity| journal = Materials Science and Engineering: A| volume = 528| issue = 6| pages = 2875| year = 2011| last1 = Dilibal | first1 = S.| last2 = Sehitoglu | first2 = H.| last3 = Hamilton | first3 = R. F. | last4 = Maier | first4 = H. J. | last5 = Chumlyakov | first5 = Y.}}</ref>
* Co-Ni-Ga
* Cu-Al-Be-X(X:Zr, B, Cr, Gd)
* Cu-Al-Ni 14/14.5 wt.% Al, 3/4.5 wt.% Ni
* Cu-Al-Ni-Hf
* Cu-Sn approx. 15 at.% Sn
* Cu-Zn 38.5/41.5 wt.% Zn
* Cu-Zn-X (X = Si, Al, Sn)
* Fe-Mn-Si
* Fe-Pt approx. 25 at.% Pt
* Mn-Cu 5/35 at.% Cu
* Ni-Fe-Ga
* [[Nickel titanium|Ni-Ti approx. 55–60 wt.% Ni]]
* Ni-Ti-Hf
* Ni-Ti-Pd
* Ni-Mn-Ga<ref name=NiMnGa>{{Cite journal | doi = 10.1016/j.msea.2010.10.042| title = Underlying mechanism of dual hysteresis in NiMnGa single crystals| journal = Materials Science and Engineering: A| volume = 528| issue = 3| pages = 1877| year = 2011| last1 = Hamilton | first1 = R. F. | last2 = Dilibal | first2 = S.| last3 = Sehitoglu | first3 = H.| last4 = Maier | first4 = H. J. }}</ref>
* Ni-Mn-Ga-Cu
* Ni-Mn-Ga-Co
* Ti-Nb
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