Memory cells, methods of fabrication, and semiconductor devices
M Siddik, A Lyle, W Kula - US Patent 9,608,197, 2017 - Google Patents
(57) ABSTRACT A magnetic cell includes an attracter material proximate to a magnetic
region (eg, a free region). The attracter material is formulated to have a higher chemical …
region (eg, a free region). The attracter material is formulated to have a higher chemical …
Memory cells, methods of fabrication, semiconductor device structures, memory systems, and electronic systems
W Kula, WI Kinney, GS Sandhu - US Patent 9,466,787, 2016 - Google Patents
A magnetic cell core includes a seed region with a plurality of magnetic regions and a
plurality of nonmagnetic regions thereover. The seed region provides a template that …
plurality of nonmagnetic regions thereover. The seed region provides a template that …
Magnetic memory cells, methods of fabrication, semiconductor devices, memory systems, and electronic systems
GS Sandhu, W Kula - US Patent 9,461,242, 2016 - Google Patents
A magnetic cell includes a free region between an intermediate oxide region (eg, a tunnel
barrier) and a secondary oxide region. Both oxide regions may be configured to induce …
barrier) and a secondary oxide region. Both oxide regions may be configured to induce …
Memory cells, semiconductor structures, semiconductor devices, and methods of fabrication
GS Sandhu, SC Pandey - US Patent 9,281,466, 2016 - Google Patents
A magnetic cell includes a magnetic region formed from a precursor magnetic material
comprising a diffusive species and at least one other species. An amorphous region is …
comprising a diffusive species and at least one other species. An amorphous region is …
Memory cells, semiconductor devices, and methods of fabrication
GS Sandhu, SC Pandey - US Patent 9,349,945, 2016 - Google Patents
A magnetic cell includes magnetic, secondary oxide, and getter seed regions. During
formation, a diffusive species is transferred from a precursor magnetic material to the getter …
formation, a diffusive species is transferred from a precursor magnetic material to the getter …
Memory cells, methods of fabrication, and semiconductor devices
A magnetic cell includes a magnetic tunnel junction that comprises magnetic and
nonmagnetic materials exhibiting hexagonal crystal structures. The hexagonal crystal …
nonmagnetic materials exhibiting hexagonal crystal structures. The hexagonal crystal …
Methods of forming semiconductor devices including tunnel barrier materials
M Siddik, W Kula, S Ramarajan - US Patent 10,439,131, 2019 - Google Patents
A semiconductor device comprises an array of magnetic cell structures each comprising a
magnetic tunnel junction over an electrode on a substrate. Each of the magnetic tunnel …
magnetic tunnel junction over an electrode on a substrate. Each of the magnetic tunnel …
Memory cells, methods of fabrication, semiconductor device structures, and memory systems
W Chen, S Murthy, W Kula - US Patent 9,379,315, 2016 - Google Patents
(51) Int. Cl.(57) ABSTRACT GIB 5/3(2006.01) Magnetic memory cells, methods of
fabrication, semiconduc HOIL 43/12(2006.01) tor device structures, and memory systems …
fabrication, semiconduc HOIL 43/12(2006.01) tor device structures, and memory systems …
Memory cells, methods of fabrication, and memory devices
M Siddik, W Kula - US Patent 10,454,024, 2019 - Google Patents
A magnetic cell includes a magnetic region formed from a precursor magnetic material. The
precursor magnetic material included a diffusible species and at least one other species. An …
precursor magnetic material included a diffusible species and at least one other species. An …
Memory cells, methods of operation and fabrication, semiconductor device structures, and memory systems
GS Sandhu, W Kula - US Patent 9,368,714, 2016 - Google Patents
7.563. 486 B2 7, 2009 Barth 2008/O179699 A1 7/2008 Horng et al. 7,564,152 B1 7/2009
Clarket al. 2008/0205130 A1 8, 2008 Sun et al. 7.602033 B2 10/2009 Zhao et al …
Clarket al. 2008/0205130 A1 8, 2008 Sun et al. 7.602033 B2 10/2009 Zhao et al …