D. Johnston

activity

20002023

most citedThe Puzzle of High Temperature Superconductivity in Layered Iron Pnictides and Chalcogenides

1.7k citations · 4.2k across the 75 of their papers we have counts for

collaborators

Showing 2015Show all

3 papers · 1 filter

cond-mat.str-el2015★ 16 cited

Ba{0.4}Rb{0.6}Mn2As2: A Prototype Half-Metallic Ferromagnet

Abhishek Pandey, D. C. Johnston

Half-metallic ferromagnetism (FM) in single-crystal Ba{0.39(1)}Rb{0.61(1)}Mn2As2 below its Curie temperature TC = 103(2) K is reported. The magnetization M versus applied magnetic…

cond-mat.str-el2015★ 76 cited

Magnetic Dipole Interactions in Crystals

David C. Johnston

The influence of magnetic dipole interactions (MDIs) on the magnetic properties of local-moment spin systems is investigated. The eigenvalues and eigenvectors of the MDI tensor are…

cond-mat.str-el2015★ 34 cited

Itinerant ferromagnetism in the As 4 $p$ conduction band of Ba $_{0.6}$ K $_{0.4}$ Mn $_{2}$ As $_{2}$ identified by x-ray magnetic circular dichroism

B. G. Ueland, Abhishek Pandey, Y. Lee +9

X-ray magnetic circular dichroism (XMCD) measurements on single-crystal and powder samples of Ba $_{0.6}$ K $_{0.4}$ Mn $_{2}$ As $_{2}$ show that the ferromagnetism below $T_{\textrm{C}}…

Ba{0.4}Rb{0.6}Mn2As2: A Prototype Half-Metallic Ferromagnet

Magnetic Dipole Interactions in Crystals

Itinerant ferromagnetism in the As 4p conduction band of Ba0.6​K0.4​Mn2​As2​ identified by x-ray magnetic circular dichroism

Itinerant ferromagnetism in the As 4 $p$ conduction band of Ba $_{0.6}$ K $_{0.4}$ Mn $_{2}$ As $_{2}$ identified by x-ray magnetic circular dichroism