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公开(公告)号：US11107499B2
公开(公告)日：2021-08-31
申请号：US16688656
申请日：2019-11-19
Applicant: SEAGATE TECHNOLOGY LLC
Inventor： Yuhang Cheng , Tong Zhao , Michael C. Kautzky , Ed F. Rejda , Kurt W. Wierman , Scott Franzen , Sethuraman Jayashankar , Sarbeswar Sahoo , Jie Gong , Michael Allen Seigler
IPC: G11B5/00 , G11B13/08 , G11B5/31 , G11B7/1387 , G11B7/24059 , G11B5/60 , C23C14/58 , C22C5/02 , C22C5/06 , C22C9/02 , C22C9/08 , C22C11/04 , C22C13/00 , C22C18/02 , C22C19/03 , C22C20/00 , C22C21/00 , C22C21/02 , C22C21/10 , C22C22/00 , C22C27/00 , C22C27/02 , C22C27/06 , C22C38/06 , G11B5/48 , C01F7/00 , C01G5/00 , B32B15/01 , C22C5/04 , C22C5/10 , C22C9/00 , C22C9/04 , C22C9/05 , C22C9/06 , C22C9/10 , C22C19/07 , C22C21/06 , C22C24/00 , C22C28/00 , C22C30/02
Abstract: 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), bismuth (Bi), indium (In), sulfur (S), silicon (Si), tin (Sn), hafnium (Hf), niobium (Nb), manganese (Mn), antimony (Sb), tellurium (Te), carbon (C), nitrogen (N), and oxygen (O), and combinations thereof; erbium (Er), holmium (Ho), lutetium (Lu), praseodymium (Pr), scandium (Sc), uranium (U), zinc (Zn), and combinations thereof; and barium (Ba), chlorine (Cl), cesium (Cs), dysprosium (Dy), europium (Eu), fluorine (F), gadolinium (Gd), germanium (Ge), hydrogen (H), iodine (I), osmium (Os), phosphorus (P), rubidium (Rb), rhenium (Re), selenium (Se), samarium (Sm), terbium (Tb), thallium (Th), and combinations thereof.
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2.发明授权公开(公告)号：US10964347B2
公开(公告)日：2021-03-30
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: G11B11/00 , G11B5/40 , G11B13/08 , C01F7/00 , C01G5/00 , C22C5/02 , C22C5/06 , C22C9/02 , C22C9/08 , C22C11/04 , C22C13/00 , C22C18/02 , C22C19/03 , C22C20/00 , C22C21/00 , C22C21/02 , C22C21/10 , C22C22/00 , C22C27/00 , C22C27/02 , C22C27/06 , C22C38/06 , C23C14/58 , G11B5/31 , G11B5/48 , G11B5/60 , G11B7/1387 , G11B7/24059 , B32B15/01 , G11B5/00 , C22C5/04 , C22C5/10 , C22C9/00 , C22C9/04 , C22C9/05 , C22C9/06 , C22C9/10 , C22C19/07 , C22C21/06 , C22C24/00 , C22C28/00 , C22C30/02
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.
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公开(公告)号：US10482914B2
公开(公告)日：2019-11-19
申请号：US15952506
申请日：2018-04-13
Applicant: SEAGATE TECHNOLOGY LLC
Inventor： Yuhang Cheng , Tong Zhao , Michael C. Kautzky , Ed F. Rejda , Kurt W. Wierman , Scott Franzen , Sethuraman Jayashankar , Sarbeswar Sahoo , Jie Gong , Michael Allen Seigler
IPC: G11B5/00 , G11B13/08 , G11B5/31 , G11B7/1387 , G11B7/24059 , C22C5/02 , C22C5/06 , C22C9/02 , C22C9/08 , C22C11/04 , C22C13/00 , C22C18/02 , C22C19/03 , C22C20/00 , C22C21/00 , C22C21/02 , C22C21/10 , C22C22/00 , C22C27/00 , C22C27/02 , C22C27/06 , C22C38/06 , G11B5/48 , C01F7/00 , C01G5/00 , G11B5/60 , C23C14/58 , C22C5/04 , C22C5/10 , C22C9/00 , C22C9/04 , C22C9/05 , C22C9/06 , C22C9/10 , C22C19/07 , C22C21/06 , C22C24/00 , C22C28/00 , C22C30/02 , B32B15/01
Abstract: 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), bismuth (Bi), indium (In), sulfur (S), silicon (Si), tin (Sn), hafnium (Hf), niobium (Nb), manganese (Mn), antimony (Sb), tellurium (Te), carbon (C), nitrogen (N), and oxygen (O), and combinations thereof; erbium (Er), holmium (Ho), lutetium (Lu), praseodymium (Pr), scandium (Sc), uranium (U), zinc (Zn), and combinations thereof; and barium (Ba), chlorine (Cl), cesium (Cs), dysprosium (Dy), europium (Eu), fluorine (F), gadolinium (Gd), germanium (Ge), hydrogen (H), iodine (I), osmium (Os), phosphorus (P), rubidium (Rb), rhenium (Re), selenium (Se), samarium (Sm), terbium (Tb), thallium (Th), and combinations thereof.
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公开(公告)号：US20180090160A1
公开(公告)日：2018-03-29
申请号：US15828391
申请日：2017-11-30
Applicant: SEAGATE TECHNOLOGY LLC
Inventor： Yuhang Cheng , Scott Franzen , Michael Seigler , James Wessel , Tong Zhao , John Duda , Sarbeswar Sahoo , Hui Brickner , Michael Kautzky
CPC classification number: G11B5/314 , G11B5/3106 , G11B2005/0021
Abstract: Devices that include a write pole; a near field transducer (NFT) that includes a peg and a disk, wherein the peg is at the ABS of the device; and a diffusion barrier layer positioned between the write pole and the peg of the NFT, the diffusion barrier layer including metals, nitrides, oxides, carbides, silicides, or amorphous material.
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公开(公告)号：US20180073135A1
公开(公告)日：2018-03-15
申请号：US15817503
申请日：2017-11-20
Applicant: SEAGATE TECHNOLOGY LLC
Inventor： Tong Zhao , Michael C. Kautzky , Sarbeswar Sahoo , Justin Brons , Jie Gong , Yuhang Cheng
CPC classification number: C23C14/5806 , G11B5/314 , G11B5/6088 , G11B2005/0021
Abstract: Devices having an air bearing surface (ABS), the device including a near field transducer, the near field transducer having a peg and a disc, the peg having a region adjacent the ABS, the peg including a plasmonic material selected from gold (Au), silver (Ag), copper (Cu), ruthenium (Ru), rhodium (Rh), aluminum (Al), or combinations thereof; and at least one other secondary atom selected from germanium (Ge), tellurium (Te), aluminum (Al), antimony (Sb), tin (Sn), mercury (Hg), indium (In), zinc (Zn), iron (Fe), copper (Cu), manganese (Mn), silver (Ag), chromium (Cr), cobalt (Co), and combinations thereof, wherein a concentration of the secondary atom is higher at the region of the peg adjacent the ABS than a concentration of the secondary atom throughout the bulk of the peg. Methods of forming NFTs are also disclosed.
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Patent Agency Ranking
公开(公告)号：US20170263276A1
公开(公告)日：2017-09-14
申请号：US15606040
申请日：2017-05-26
Applicant: SEAGATE TECHNOLOGY LLC
Inventor： Vijay Karthik Sankar , Tong Zhao , Yongjun Zhao , Michael C. Kautzky , Hui Brickner , Sarbeswar Sahoo
IPC: G11B5/60 , G11B5/31 , G11B7/24059
CPC classification number: G11B5/6088 , B05B1/36 , G11B5/31 , G11B5/3116 , G11B5/313 , G11B5/314 , G11B5/3163 , G11B5/4866 , G11B5/84 , G11B5/85 , G11B7/24059 , G11B2005/0021
Abstract: 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 five surfaces of the peg, the adhesion layer including one or more of the following: yttrium (Y), tin (Sn), iron (Fe), copper (Cu), carbon (C), holmium (Ho), gallium (Ga), silver (Ag), ytterbium (Yb), chromium (Cr), tantalum (Ta), iridium (Ir), zirconium (Zr), yttrium (Y), scandium (Sc), cobalt (Co), silicon (Si), nickel (Ni), molybdenum (Mo), niobium (Nb), palladium (Pd), titanium (Ti), rhenium (Re), osmium (Os), platinum (Pt), aluminum (Al), ruthenium (Ru), rhodium (Rh), vanadium (V), germanium (Ge), tin (Sn), magnesium (Mg), iron (Fe), copper (Cu), tungsten (W), hafnium (Hf), carbon (C), boron (B), holmium (Ho), antimony (Sb), gallium (Ga), manganese (Mn), silver (Ag), indium (In), bismuth (Bi), zinc (Zn), ytterbium (Yb), and combinations thereof.
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公开(公告)号：US09336800B2
公开(公告)日：2016-05-10
申请号：US14816341
申请日：2015-08-03
Applicant: Seagate Technology LLC
Inventor： James Gary Wessel , Sarbeswar Sahoo , Michael Christopher Kautzky
IPC: G11B5/00 , G11B5/31 , G11B5/48 , G11B5/012 , G11B5/187 , G11B5/127 , G11B5/60 , G02B6/122 , G02B5/00
CPC classification number: G11B5/3163 , G02B5/008 , G02B6/1226 , G11B5/012 , G11B5/1278 , G11B5/187 , G11B5/3133 , G11B5/314 , G11B5/4866 , G11B5/6088 , G11B2005/0021
Abstract: 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 reduces or eliminates interdiffusion of material between the peg region and the enlarged region.
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公开(公告)号：US20150340050A1
公开(公告)日：2015-11-26
申请号：US14816341
申请日：2015-08-03
Applicant: Seagate Technology LLC
Inventor： James Gary Wessel , Sarbeswar Sahoo , Michael Christopher Kautzky
CPC classification number: G11B5/3163 , G02B5/008 , G02B6/1226 , G11B5/012 , G11B5/1278 , G11B5/187 , G11B5/3133 , G11B5/314 , G11B5/4866 , G11B5/6088 , G11B2005/0021
Abstract: 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 reduces or eliminates interdiffusion of material between the peg region and the enlarged region.
Abstract translation: 具有钉区域的近场换能器，邻近栓钉区域设置的放大区域，以及设置在钉区域和扩大区域之间的阻挡材料。 阻挡材料减少或消除了钉住区域和扩大区域之间材料的相互扩散。
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公开(公告)号：US20130279315A1
公开(公告)日：2013-10-24
申请号：US13795634
申请日：2013-03-12
Applicant: SEAGATE TECHNOLOGY LLC
Inventor： Tong Zhao , Sarbeswar Sahoo , Michael Christopher Kautzky , Amit Vasant Itagi
IPC: G11B13/04
CPC classification number: G11B13/08 , G11B5/3106 , G11B5/314 , G11B5/4866 , G11B5/6088 , G11B13/04 , G11B2005/0021
Abstract: An apparatus that includes a near field transducer, the near field transducer including an electrically conductive nitride.
Abstract translation: 一种包括近场换能器的装置，所述近场换能器包括导电氮化物。
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公开(公告)号：US20200227086A1
公开(公告)日：2020-07-16
申请号：US16688656
申请日：2019-11-19
Applicant: SEAGATE TECHNOLOGY LLC
Inventor： Yuhang Cheng , Tong Zhao , Michael C. Kautzky , Ed F. Rejda , Kurt W. Wierman , Scott Franzen , Sethuraman Jayashankar , Sarbeswar Sahoo , Jie Gong , Michael Allen Seigler
IPC: G11B13/08 , G11B5/31 , G11B7/1387 , G11B7/24059 , G11B5/60 , C23C14/58 , C22C5/02 , C22C5/06 , C22C9/02 , C22C9/08 , C22C11/04 , C22C13/00 , C22C18/02 , C22C19/03 , C22C20/00 , C22C21/00 , C22C21/02 , C22C21/10 , C22C22/00 , C22C27/00 , C22C27/02 , C22C27/06 , C22C38/06 , G11B5/48 , C01F7/00 , C01G5/00
Abstract: 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), bismuth (Bi), indium (In), sulfur (S), silicon (Si), tin (Sn), hafnium (Hf), niobium (Nb), manganese (Mn), antimony (Sb), tellurium (Te), carbon (C), nitrogen (N), and oxygen (O), and combinations thereof; erbium (Er), holmium (Ho), lutetium (Lu), praseodymium (Pr), scandium (Sc), uranium (U), zinc (Zn), and combinations thereof; and barium (Ba), chlorine (Cl), cesium (Cs), dysprosium (Dy), europium (Eu), fluorine (F), gadolinium (Gd), germanium (Ge), hydrogen (H), iodine (I), osmium (Os), phosphorus (P), rubidium (Rb), rhenium (Re), selenium (Se), samarium (Sm), terbium (Tb), thallium (Th), and combinations thereof.
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