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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 9502070 B1

PDFFull Text
Date of Patent:
Nov. 22, 2016

Filed:

Jun. 24, 2014

Materials for near field transducers, near field tranducers containing same, and methods of forming

Applicant:

Seagate Technology Llc, Cupertino, CA (US);

Inventors:

Yuhang Cheng, Edina, MN (US);

Tong Zhao, Eden Prairie, MN (US);

Michael C. Kautzky, Eagan, MN (US);

Ed F. Rejda, Bloomington, MN (US);

Kurt W. Wierman, Eden Prairie, MN (US);

Scott Franzen, Savage, MN (US);

Sethuraman Jayashankar, Excelsior, MN (US);

Sarbeswar Sahoo, Shakopee, MN (US);

Justin Glen Brons, Bloomington, MN (US);

Steve C. Riemer, Minneapolis, MN (US);

Jie Gong, Eden Prairie, MN (US);

Michael Allen Seigler, Eden Prairie, MN (US);

Assignee:

Seagate Technology LLC, Cupertino, CA (US);

Attorney:

Mueting, Raasch & Gebhardt, P.A.

Primary Examiner:

Dionne H Pendleton

Int. Cl.
CPC ...
G11B 11/00 (2006.01); G11B 5/40 (2006.01); G11B 13/08 (2006.01); G11B 5/31 (2006.01); G11B 7/1387 (2012.01); G11B 7/24059 (2013.01); C22C 5/02 (2006.01); C22C 5/06 (2006.01); C22C 9/02 (2006.01); C22C 9/08 (2006.01); C22C 11/04 (2006.01); C22C 13/00 (2006.01); C22C 18/02 (2006.01); C22C 19/03 (2006.01); C22C 20/00 (2006.01); C22C 21/00 (2006.01); C22C 21/02 (2006.01); C22C 21/10 (2006.01); C22C 22/00 (2006.01); C22C 27/00 (2006.01); C22C 27/02 (2006.01); C22C 27/06 (2006.01); C22C 38/06 (2006.01); G11B 5/48 (2006.01); C01F 7/00 (2006.01); C01G 5/00 (2006.01); G11B 5/60 (2006.01); C23C 14/58 (2006.01); C22C 5/04 (2006.01); C22C 5/10 (2006.01); C22C 9/00 (2006.01); C22C 9/04 (2006.01); C22C 9/05 (2006.01); C22C 9/06 (2006.01); C22C 9/10 (2006.01); C22C 19/07 (2006.01); C22C 21/06 (2006.01); C22C 24/00 (2006.01); C22C 28/00 (2006.01); C22C 30/02 (2006.01); G11B 5/00 (2006.01); B32B 15/01 (2006.01);
U.S. Cl.
CPC ...
G11B 13/08 (2013.01); C01F 7/00 (2013.01); C01G 5/00 (2013.01); C22C 5/02 (2013.01); C22C 5/06 (2013.01); C22C 9/02 (2013.01); C22C 9/08 (2013.01); C22C 11/04 (2013.01); C22C 13/00 (2013.01); C22C 18/02 (2013.01); C22C 19/03 (2013.01); C22C 20/00 (2013.01); C22C 21/00 (2013.01); C22C 21/003 (2013.01); C22C 21/02 (2013.01); C22C 21/10 (2013.01); C22C 22/00 (2013.01); C22C 27/00 (2013.01); C22C 27/02 (2013.01); C22C 27/025 (2013.01); C22C 27/06 (2013.01); C22C 38/06 (2013.01); C23C 14/5833 (2013.01); G11B 5/314 (2013.01); G11B 5/3106 (2013.01); G11B 5/4866 (2013.01); G11B 5/6088 (2013.01); G11B 7/1387 (2013.01); G11B 7/24059 (2013.01); B32B 15/01 (2013.01); B32B 15/018 (2013.01); C22C 5/04 (2013.01); C22C 5/10 (2013.01); C22C 9/00 (2013.01); C22C 9/04 (2013.01); C22C 9/05 (2013.01); C22C 9/06 (2013.01); C22C 9/10 (2013.01); C22C 19/07 (2013.01); C22C 21/06 (2013.01); C22C 24/00 (2013.01); C22C 28/00 (2013.01); C22C 30/02 (2013.01); G11B 5/3163 (2013.01); G11B 2005/0021 (2013.01);
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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