Matches 1 - 50 out of 288 1 2 3 4 5 6 >


Match Document Document Title
US20140254339 ETCH STOP CONFIGURATION  
A method of making a transducer head disclosed herein includes depositing a spacer layer on an NFT layer of the transducer head, forming an etch stop layer on a spacer layer of a transducer,...
US20150170685 NOBLE METAL SURROUNDED MAGNETIC LIP AND HEAT SINK FOR HEAT ASSISTED MAGNETIC RECORDING HEAD  
The embodiments of the present invention generally relate to a magnetic head having a magnetic lip. The vertical sides and the bottom of the magnetic lip are covered by one or more conductive...
US20150146508 INTERLAYER FOR DEVICE INCLUDING NFT AND CLADDING LAYERS  
A device that includes a near field transducer (NFT); at least one cladding layer adjacent the NFT; and a discontinuous metal layer positioned between the NFT and the at least one cladding layer.
US20150255096 NEAR-FIELD LIGHT GENERATOR INCLUDING A WAVEGUIDE AND A PLASMON GENERATOR  
A plasmon generator includes a first portion and a second portion. A core of a waveguide includes a main body portion and a protruding portion. The main body portion has a first surface and a...
US20140010056 THERMALLY ASSISTED MAGNETIC WRITE HEAD EMPLOYING A PLASMONIC ANTENNA COMPRISING AN ALLOYED FILM TO IMPROVE THE HARDNESS AND MANUFACURABILITY OF THE ANTENNA  
A thermally assisted write head having a plasmonic heating device. The plasmonic heating device has a plasmonic antenna located at an air bearing surface of the thermally assisted write head. The...
US20120127839 THERMALLY ASSISTED MAGNETIC WRITE HEAD EMPLOYING A PLASMONIC ANTENNA COMPRISING AN ALLOYED FILM TO IMPROVE THE HARDNESS AND MANUFACTURABILITY OF THE ANTENNA  
A thermally assisted write head having a plasmonic heating device. The plasmonic heating device has a plasmonic antenna located at an air bearing surface of the thermally assisted write head. The...
US20140376347 MATERIALS FOR NEAR FIELD TRANSDUCERS AND NEAR FIELD TRANSDUCERS CONTAINING SAME  
Disclosed herein are near field transducers (NFTs) that include either silver, copper, or aluminum and one or more secondary elements.
US20140376351 MATERIALS FOR NEAR FIELD TRANSDUCERS AND NEAR FIELD TRANSDUCERS CONTAINING SAME  
A device including a near field transducer, the near field transducer including gold (Au) and at least one other secondary atom, the at least one other secondary atom selected from: boron (B),...
US20130279314 OPTICAL DEVICES INCLUDING ASSISTANT LAYERS  
A waveguide including a top cladding layer, the top cladding layer including a material having an index of refraction, n1; an assistant layer, the assistant layer positioned adjacent the top...
US20140376352 MATERIALS FOR NEAR FIELD TRANSDUCERS, NEAR FIELD TRANDUCERS CONTAINING SAME, AND METHODS OF FORMING  
A device including a near field transducer, the near field transducer including gold (Au), silver (Ag), copper (Cu), or aluminum (Al), and at least two other secondary atoms, the at least two...
US20130107681 PLASMON GENERATOR INCLUDING TWO PORTIONS MADE OF DIFFERENT METALS  
A plasmon generator configured to excite a surface plasmon based on light includes a first portion formed of a first metal material and a second portion formed of a second metal material different...
US20150170684 DEVICES INCLUDING AT LEAST ONE ADHESION LAYER AND METHODS OF FORMING ADHESION LAYERS  
Devices that include a near field transducer (NFT), the NFT having a disc and a peg, and the peg having an air bearing surface; and at least one adhesion layer positioned on the air bearing...
US20140376342 NEAR-FIELD TRANSDUCER PEG ENCAPSULATION  
A near field transducer with a peg region, an enlarged region disposed adjacent the peg region, and a barrier material disposed between the peg region and the enlarged region. The barrier material...
US20140376341 NEAR-FIELD TRANSDUCER PEG ENCAPSULATION  
A near field transducer with a peg region, an enlarged region disposed adjacent the peg region, and a barrier material disposed between the peg region and the enlarged region. The barrier material...
US20140254335 WAVEGUIDE WITH PHASE SHIFTING PORTIONS  
An apparatus includes a plasmonic transducer with first and second oppositely disposed outer edges. A waveguide is configured to receive light from a light source, the waveguide have first and...
US20140376353 MAGNETIC DEVICES INCLUDING FILM STRUCTURES  
A device including a magnetic structure, the magnetic structure having a substrate adjacent surface and a second, opposing surface, the magnetic structure having a near field transducer (NFT),...
US20140376343 PEG ONLY NEAR-FIELD TRANSDUCER  
An apparatus for a heat assisted magnetic recording device that includes a write pole, a near-field transducer, and a heat sink. The near-field transducer is comprised only of a peg disposed...
US20140376340 PEG ONLY NEAR-FIELD TRANSDUCER  
An apparatus for a heat assisted magnetic recording device that includes a write pole, a near-field transducer, and a heat sink. The near-field transducer is comprised only of a peg disposed...
US20150131419 DEVICES INCLUDING AT LEAST ONE ADHESION LAYER  
Devices that include a near field transducer (NFT), the NFT having at least one external surface; and at least one adhesion layer positioned on at least a portion of the at least one external...
US20140233362 INFORMATION DEVICE  
An information device includes a slider (100) including a first metal antenna (103a), a second metal antenna (103b), and a heater (107) configured to vary the distance between the first metal...
US20140376349 DEVICES INCLUDING AT LEAST ONE ADHESION LAYER AND METHODS OF FORMING ADHESION LAYERS  
Devices that include a near field transducer (NFT), the NFT having a disc and a peg, and the peg having five surfaces thereof; and at least one adhesion layer positioned on at least one of the...
US20130279315 NEAR FIELD TRANSDUCERS INCLUDING NITRIDE MATERIALS  
An apparatus that includes a near field transducer, the near field transducer including an electrically conductive nitride.
US20150124575 NEAR-FIELD LIGHT GENERATOR INCLUDING A WAVEGUIDE AND A PLASMON GENERATOR  
A plasmon generator includes a first portion and a second portion that are adjacent in a first direction orthogonal to the direction of travel of light propagating through a core. The second...
US20110205863 HAMR NFT Materials With Improved Thermal Stability  
A near field transducer includes gold and at least one dopant. The dopant can include at least one of: Cu, Rh, Ru, Ag, Ta, Cr, Al, Zr, V, Pd, Ir, Co, W, Ti, Mg, Fe, or Mo. The dopant concentration...
US20150016234 PLASMONIC FUNNEL FOR FOCUSED OPTICAL DELIVERY TO A METALLIC MEDIUM  
An apparatus includes a transducer including a plasmonic funnel having first and second ends with the first end having a smaller cross-sectional area than the second end, and a first section...
US20150179197 HAMR HEAD SPOT-SIZE CONVERTERS WITH SECONDARY INDEX CONFINEMENT  
The present invention generally relates to a HAMR head having not only a tapered core for the SSC, but additionally a secondary confinement material in the cladding surrounding the core taper. The...
US20150248901 DEVICES INCLUDING NEAR FIELD TRANSDUCERS  
An apparatus that includes a near field transducer (NFT), the NFT including, amongst other elements and materials: tantalum (Ta), niobium (Nb), molybdenum (Mo), rhodium (Rh), ruthenium (Ru),...
US20150194172 LIGHT BLOCKER FOR STRAY LIGHT REDUCTION WITHIN A SLIDER  
A waveguide has an input end near a top of a slider coupled to receive light from an energy source. The waveguide delivers the light at an output end of the waveguide near a bottom of the slider....
US20150262597 POLARIZATION ROTATOR  
A polarization rotator for a recording head. The polarization rotator comprises a first waveguide coupled to an input coupler at a first end and a second waveguide. The first waveguide is offset...
US20150036470 E-Antenna Near Field Transducer With Thermal Shunt To Return Pole  
In a heat-assisted magnetic recording head for use in a hard disk drive, a thermal shunt is positioned between an E-antenna near field transducer (NFT) and a return pole, to draw excess heat away...
US20130286807 HEATER ASSEMBLY AND METHOD OF HEATING  
A magnetic recording head includes a magnetic writer comprising a main write pole and a return write pole. The magnetic recording head includes a write heater assembly comprising at least one...
US20150248905 DEVICES INCLUDING A GAS BARRIER LAYER  
Devices that include a near field transducer (NFT); a gas barrier layer positioned on at least a portion of the NFT; and a wear resistance layer positioned on at least a portion of the gas barrier...
US20140376350 DEVICES INCLUDING A GAS BARRIER LAYER  
Devices that include a near field transducer (NFT); a gas barrier layer positioned on at least a portion of the NFT; and a wear resistance layer positioned on at least a portion of the gas barrier...
US20150131418 DEVICES INCLUDING AT LEAST ONE ADHESION LAYER AND METHODS OF FORMING ADHESION LAYERS  
Devices that include a near field transducer (NFT), the NFT having at least one external surface; and at least one adhesion layer positioned on at least a portion of the at least one external...
US20150255098 MULTI-PURPOSE NEAR-FIELD TRANSDUCER HAVING A TEMPERATURE COEFFICIENT OF RESISTANCE  
An apparatus includes a writer, an arrangement comprising a plasmonic near-field transducer (NFT) adjacent the writer and comprising a material having a temperature coefficient of resistance...
US20150085630 MULTI-PURPOSE NEAR-FIELD TRANSDUCER HAVING A TEMPERATURE COEFFICIENT OF RESISTANCE  
An apparatus includes a writer, an arrangement comprising a plasmonic near-field transducer (NFT) adjacent the writer and comprising a material having a temperature coefficient of resistance...
US20140247706 PLASMON GENERATOR INCLUDING TWO PORTIONS MADE OF DIFFERENT METALS  
A plasmon generator has a front end face located in a medium facing surface of a magnetic head. The plasmon generator includes a first portion formed of a first metal material and a second portion...
US20140313872 HEAT-ASSISTED MAGNETIC RECORDING (HAMR) HEAD WITH DIFFUSION BARRIER BETWEEN WAVEGUIDE CORE AND WRITE POLE LIP  
A heat-assisted magnetic recording (HAMR) head in which the core of the optical waveguide has an end face that abuts the NFT and the write pole lip has a diffusion barrier between the end face of...
US20120155232 Directional waveguide coupler for ABS reflected light  
A waveguide structure for a TAMR head is disclosed wherein at least one detection waveguide is formed parallel to a main waveguide and located a gap distance therefrom. A light source transmits...
US20140112115 Reduced Plasmon Shield-Generator Gap Structure and Process  
Three structures, and processes for manufacturing them, that improve the performance of a TAMR feature in a magnetic write head are disclosed. This improvement is achieved by making the separation...
US20150206545 SURFACE DIFFUSION INHIBITOR FOR HAMR NFT  
Embodiments of the present invention generally relate to a HAMR head including a near field transducer having an antenna, a surface diffusion inhibitor layer disposed on a portion of the antenna...
US20150187378 PEG HEIGHT OF NEAR-FIELD TRANSDUCERS  
A method is provided for characterizing the peg region of a near-field transducer incorporated into a write head of a HAMR magnetic recorder. The method includes providing excitation radiation to...
US20150063087 PEG HEIGHT OF NEAR-FIELD TRANSDUCERS  
A method is provided for characterizing the peg region of a near-field transducer incorporated into a write head of a HAMR magnetic recorder. The method includes providing excitation radiation to...
US20150221324 NEAR FIELD TRANSDUCER HAVING NOTCH DIFFUSION BARRIER  
An apparatus according to one embodiment includes a near field transducer comprising a conductive metal film having a main body, a notch extending from the main body, and a notch diffusion barrier...
US20140254336 NEAR-FIELD TRANSDUCER WITH FLARE PEG  
Disclosed are plasmonic near-field transducers that are useful in heat-assisted magnetic recording. The disclosed plasmonic near-field transducers have an enlarged region and a flared region. In...
US20150179199 OPTICAL DEVICES INCLUDING LAYERS THAT WRAP THE NEAR FIELD TRANSDUCER (NFT)  
A device having an air bearing surface (ABS), the device including a near field transducer (NFT), the NFT having at least a portion thereof at the ABS; a first wrap layer, the first wrap layer...
US20140286147 PLASMON GENERATOR HAVING FLARE SHAPED SECTION  
The present invention relates to a plasmon generator, in which a surface plasmon is excited by application of light. The plasmon generator extends along one direction. The plasmon generator...
US20110211428 HEAT-ASSISTED MAGNETIC RECORDING WITH SHAPED MAGNETIC AND THERMAL FIELDS TO MINIMIZE TRANSITION CURVATURE  
Devices and methods are provided for heat-assisted magnetic recording (HAMR). In an illustrative example, a device includes a magnetic write pole having a convex pole tip; a magnetic opposing pole...
US20150179194 DEVICES INCLUDING AT LEAST ONE INTERMIXING LAYER  
Devices that include a near field transducer (NFT), the NFT including a peg having five surfaces, the peg including a first material, the first material including gold (Au), silver (Ag), aluminum...
US20140169146 WRITE POLE FOR RECORDING HEAD  
A write pole structure disclosed herein includes a write pole, a trailing shield, and a high magnetic moment (HMM) material layer on a surface of the trailing shield facing the write pole.

Matches 1 - 50 out of 288 1 2 3 4 5 6 >