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    Near field transducers (NFTS) including a protective layer and methods of forming
    91.
    发明授权
    Near field transducers (NFTS) including a protective layer and methods of forming 有权

    公开(公告)号：US10062401B1

    公开(公告)日：2018-08-28

    申请号：US15681808

    申请日：2017-08-21

    Applicant: SEAGATE TECHNOLOGY LLC

    Inventor： Tong Zhao ,  Justin Brons ,  Michael Kautzky

    IPC: G11B5/09 ,  G11B5/60 ,  G11B5/00

    CPC classification number: G11B5/6082 ,  G11B5/187 ,  G11B5/3106 ,  G11B5/40 ,  G11B2005/0021

    Abstract: Devices having air bearing surfaces (ABS), the devices include a near field transducer (NFT) that includes a disc; a peg, the peg including gold (Au), silver (Ag), copper (Cu), aluminum (Al), rhodium (Rh), iridium (Ir), or combinations thereof; and the peg having a front surface at the air bearing surface of the device, an opposing back surface, a top surface that extends from the front surface to the back surface, two side surfaces that extend from the front surface to the back surface and a bottom surface that extends from the front surface to the back surface; and a protective layer disposed on at least one surface of the peg, the protective layer comprising an oxide of a metal that has a higher oxidation tendency than that of the material of the peg.

    Multipiece near field transducers (NFTS)
    98.
    发明授权
    Multipiece near field transducers (NFTS) 有权

    公开(公告)号：US09672848B2

    公开(公告)日：2017-06-06

    申请号：US15167233

    申请日：2016-05-27

    Applicant: SEAGATE TECHNOLOGY LLC

    Inventor： Martin Blaber ,  Tong Zhao ,  Justin Brons ,  Michael Kautzky

    IPC: G11B5/127 ,  G11B5/31 ,  G11B5/60 ,  G11B5/00

    CPC classification number: G11B5/314 ,  G11B5/3163 ,  G11B5/6082 ,  G11B5/6088 ,  G11B2005/0021

    Abstract: Devices having air bearing surfaces (ABS), the devices including a near field transducer (NFT) that includes a disc configured to convert photons incident thereon into plasmons; and a peg configured to couple plasmons coupled from the disc into an adjacent magnetic storage medium, wherein at least one of a portion of the peg, a portion of the disc, or a portion of both the peg and the disc include a multilayer structure including at least two layers including at least one layer of a first material and at least one layer of a second material, wherein the first material and the second material are not the same and wherein the first and the second materials independently include aluminum (Al), antimony (Sb), bismuth (Bi), boron (B), barium (Ba), calcium (Ca), cerium (Ce), chromium (Cr), cobalt (Co), copper (Cu), erbium (Er), gadolinium (Gd), gallium (Ga), germanium (Ge), gold (Au), hafnium (Hf), indium (In), iridium (Ir), iron (Fe), lanthanum (La), magnesium (Mg), manganese (Mn), molybdenum (Mo), nickel (Ni), niobium (Nb), osmium (Os), palladium (Pd), platinum (Pt), rhenium (Re), rhodium (Rh), ruthenium (Ru), scandium (Sc), silicon (Si), silver (Ag), strontium (Sr), tantalum (Ta), thorium (Th), tin (Sn), titanium (Ti), vanadium (V), tungsten (W), ytterbium (Yb), yttrium (Y), zirconium (Zr), or combinations thereof.

    MATERIALS FOR NEAR FIELD TRANSDUCERS, NEAR FIELD TRANDUCERS CONTAINING SAME, AND METHODS OF FORMING
    99.
    发明申请
    MATERIALS FOR NEAR FIELD TRANSDUCERS, NEAR FIELD TRANDUCERS CONTAINING SAME, AND METHODS OF FORMING 审中-公开
    近场传感器的材料，包含其的现场操纵杆及其形成方法

    公开(公告)号：US20170069342A1

    公开(公告)日：2017-03-09

    申请号：US15357333

    申请日：2016-11-21

    Applicant: SEAGATE TECHNOLOGY LLC

    Inventor： Yuhang Cheng ,  Tong Zhao ,  Michael C. Kautzky ,  Ed F. Rejda ,  Kurt W. Wierman ,  Scott Franzen ,  Sethuraman Jayashankar ,  Sarbeswar Sahoo ,  Justin Glen Brons ,  Steve C. Riemer ,  Jie Gong ,  Michael Allen Seigler

    IPC: G11B5/48 ,  C22C5/02

    Abstract: 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 other secondary atoms selected from: boron (B), bismuth (Bi), indium (In), sulfur (S), silicon (Si), tin (Sn), manganese (Mn), tellurium (Te), holmium (Ho), lutetium (Lu), praseodymium (Pr), scandium (Sc), uranium (U), barium (Ba), chlorine (Cl), cesium (Cs), dysprosium (Dy), europium (Eu), fluorine (F), germanium (Ge), hydrogen (H), iodine (I), rubidium (Rb), selenium (Se), terbium (Tb), nitrogen (N), oxygen (O), carbon (C), antimony (Sb), gadolinium (Gd), samarium (Sm), thallium (Tl), cadmium (Cd), neodymium (Nd), phosphorus (P), lead (Pb), hafnium (Hf), niobium (Nb), erbium (Er), zinc (Zn), magnesium (Mg), palladium (Pd), vanadium (V), zinc (Zn), chromium (Cr), iron (Fe), lithium (Li), nickel (Ni), platinum (Pt), sodium (Na), strontium (Sr), calcium (Ca), yttrium (Y), thorium (Th), beryllium (Be), thulium (Tm), erbium (Er), ytterbium (Yb), promethium (Pm), neodymium (Nd cobalt (Co), cerium (Ce), lanthanum (La), praseodymium (Pr), or combinations thereof.

    Abstract translation: 一种包括近场换能器的装置，包括金（Au），银（Ag），铜（Cu）或铝（Al）的近场换能器和至少两个其它次级原子，所选择的至少两个其它次级原子 来自：硼（B），铋（Bi），铟（In），硫（S），硅（Si），锡（Sn），锰（Mn），碲（Te），钬（Ho） ），镨（Pr），钪（Sc），铀（U），钡（Ba），氯（Cl），铯（Cs），镝（Dy），铕（Eu），氟（F） ），氢（H），碘（I），铷（Rb），硒（Se），铽（Tb），氮（N），氧（O），碳（C），锑（Sb） ），钐（Sm），铊（Tl），镉（Cd），钕（Nd），磷（P），铅（Pb），铪（Hf），铌（Nb），铒（Er） ），镁（Mg），钯（Pd），钒（V），锌（Zn），铬（Cr），铁（Fe），锂（Li），镍（Ni），铂（Pt） ），锶（Sr），钙（Ca），钇（Y），钍（Th），铍（B 铕（Tm），铒（Er），镱（Yb），ium（Pm），钕（Nd钴（Co），铈（Ce），镧（La），镨（Pr）

    MULTIPIECE NEAR FIELD TRANSDUCERS (NFTS)
    100.
    发明申请
    MULTIPIECE NEAR FIELD TRANSDUCERS (NFTS) 有权
    多边形场传感器（NFTS）

    公开(公告)号：US20160351211A1

    公开(公告)日：2016-12-01

    申请号：US15167233

    申请日：2016-05-27

    Applicant: SEAGATE TECHNOLOGY LLC

    Inventor： Martin Blaber ,  Tong Zhao ,  Justin Brons ,  Michael Kautzky

    IPC: G11B5/31 ,  G11B5/60

    CPC classification number: G11B5/314 ,  G11B5/3163 ,  G11B5/6082 ,  G11B5/6088 ,  G11B2005/0021

    Abstract: Devices having air bearing surfaces (ABS), the devices including a near field transducer (NFT) that includes a disc configured to convert photons incident thereon into plasmons; and a peg configured to couple plasmons coupled from the disc into an adjacent magnetic storage medium, wherein at least one of a portion of the peg, a portion of the disc, or a portion of both the peg and the disc include a multilayer structure including at least two layers including at least one layer of a first material and at least one layer of a second material, wherein the first material and the second material are not the same and wherein the first and the second materials independently include aluminum (Al), antimony (Sb), bismuth (Bi), boron (B), barium (Ba), calcium (Ca), cerium (Ce), chromium (Cr), cobalt (Co), copper (Cu), erbium (Er), gadolinium (Gd), gallium (Ga), germanium (Ge), gold (Au), hafnium (Hf), indium (In), iridium (Ir), iron (Fe), lanthanum (La), magnesium (Mg), manganese (Mn), molybdenum (Mo), nickel (Ni), niobium (Nb), osmium (Os), palladium (Pd), platinum (Pt), rhenium (Re), rhodium (Rh), ruthenium (Ru), scandium (Sc), silicon (Si), silver (Ag), strontium (Sr), tantalum (Ta), thorium (Th), tin (Sn), titanium (Ti), vanadium (V), tungsten (W), ytterbium (Yb), yttrium (Y), zirconium (Zr), or combinations thereof.

    Abstract translation: 具有空气轴承表面（ABS）的装置，所述装置包括近场换能器（NFT），其包括被配置为将入射到其上的光子转换成等离子体的盘; 以及钉构造成将从所述盘耦合的等离子体信号耦合到相邻的磁存储介质中，其中所述钉的一部分，所述盘的一部分或所述钉和所述盘的一部分中的至少一个包括多层结构，所述多层结构包括 至少两层，包括至少一层第一材料和至少一层第二材料，其中所述第一材料和所述第二材料不相同，并且其中所述第一和第二材料独立地包括铝（Al）， 锑（Sb），铋（Bi），硼（B），钡（Ba），钙（Ca），铈（Ce），铬（Cr） 钆（Gd），镓（Ga），锗（Ge），金（Au），铪（Hf），铟（In），铱（Ir），铁（Fe），镧（La） 锰（Mo），镍（Ni），铌（Nb），锇（Os），钯（Pd），铂（Pt），铼（Re），铑（Rh），钌（Ru） 钪（Sc），硅（Si），银（Ag），锶（S r），钽（Ta），钍（Th），锡（Sn），钛（Ti），钒（V），钨（W），镱（Yb），钇（Y），锆（Zr） 其中。

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