Magnetic Mn-Doped Ge Nanostructures

Table 1

A brief summary of the MnGe growth and characterizations.

Mn-doped Ge	Growth method	Mn (%)	𝑇𝑐 (K)	Origin of FM	Field controlled FM	Ref.
Thin films	MBE	0.6~3.5	25~116	DMS	50 K	[27]
Bulk single crystal	Sintering	6.2	150~285	Mn5Ge3, Mn11Ge8	No	[37, 94]
Thin films	MBE	<6	~300	Mn5Ge3	No	[36, 77, 98]
Thin films (with MnGe2)	MBE	6	>400	MnGe2 clusters	No	[33]
Thin films	Implantation	A few	~300	Mn5Ge3, Mn11Ge8	No	[39, 88, 89, 92]