Only Two Magnetic Layers, At Least One Of Which Is Magneto-optic Patents (Class 428/820)
Magnetic layer pairs separated by single nonmagnetic (e.g., antiferromagnetic, dielectric, etc.) layer (Class 428/820.1)
Adjacent magnetic layers (Class 428/820.2)
  • Magnetic artificial superlattice and method for producing the same
    Patent number: 8313846
    Abstract: A magnetic artificial superlattice is composed of laminated thin films including two or more kinds of magnetic flaky particles (magnetic titania nanosheets) obtained by exfoliation of a layer titanium oxide in which Ti atoms in the lattice have been substituted with magnetic elements.
    Type: Grant
    Filed: December 13, 2006
    Date of Patent: November 20, 2012
    Assignee: National Institute of Materials Science
    Inventors: Minoru Osada, Takayoshi Sasaki
  • Data storage apparatus including optically active nano-patterned media and electric field assisted recording method
    Patent number: 7929239
    Abstract: An apparatus comprises a data storage medium including a magnetic recording element and an optically active material positioned adjacent to the magnetic recording element, an electric field source for applying an electric field to a portion of the data storage medium, a source of electromagnetic radiation for irradiating the data storage medium, and a magnetic field source for applying a magnetic field to the portion of the data storage medium.
    Type: Grant
    Filed: December 18, 2006
    Date of Patent: April 19, 2011
    Assignee: Seagate Technology LLC
    Inventors: Oleg N. Mryasov, Ibrahim Kursat Sendur
  • Engine portions with functional ceramic coatings and methods of making same
    Patent number: 7846561
    Abstract: A ceramic coating for imparting one or more of a variety of functional characteristics (e.g., reducing vibration levels) to one or more components or portions of an engine (e.g., ring segments, transition ducts, combustors, blades, vanes and shrouds of a turbine engine, portions thereof, and portions of a diesel engine), the components or portions comprising such a coating, and methods of making same. The ceramic coating exhibits a gradient or other change in the functional characteristic(s) through the thickness of the coating, across the surface area of the coating or both.
    Type: Grant
    Filed: January 25, 2008
    Date of Patent: December 7, 2010
    Assignee: Siemens Energy, Inc.
    Inventor: Anand A. Kulkarni
  • Magneto-optical recording medium including a soft magnetic layer, a protective layer and a silane coupling agent layer, in this order
    Patent number: 7090933
    Abstract: The invention is a magneto-optical recording medium characterized by containing at least a soft magnetic layer, a protective layer, a resin layer having a servo pattern formed thereon, a reflecting film, a lower dielectric material film, a recording film, an upper dielectric material film, and a cover layer, formed on a substrate in this order.
    Type: Grant
    Filed: June 8, 2004
    Date of Patent: August 15, 2006
    Assignee: Fujitsu Limited
    Inventors: Yuzuru Yamakage, Takuya Kamimura, Ken Tamanoi, Mineo Moribe, Keiji Shono