Abstract: A process includes: a first casting modelling stage producing resulting casting parameters; a second casting modelling stage performed using the resulting casting parameters of the first casting modelling stage and of higher fidelity than the first casting modelling stage; in parallel with the second casting modelling stage, a casting trial using the resulting casting parameters of the first casting modelling stage; and evaluating the casting trial.

Abstract: Devices having an air bearing surface (ABS), the devices include a write pole; a near field transducer (NFT) including a peg and a disc, wherein the peg is at the ABS of the device; an overcoat, the overcoat including a low surface energy layer.

Abstract: Devices having an air bearing surface (ABS), the devices include a write pole; a near field transducer (NFT) including a peg and a disc, wherein the peg is at the ABS of the device; an overcoat, the overcoat including a low surface energy layer.

Abstract: Devices having an air bearing surface (ABS), the devices include a write pole; a near field transducer (NFT) including a peg and a disc, wherein the peg is at the ABS of the device; an overcoat, the overcoat including a low surface energy layer.

Abstract: Devices having an air bearing surface (ABS) and including a write pole; a near field transducer (NFT) that includes a peg and a disc, wherein the peg includes a rear peg portion and a peg tip, the rear peg portion and the peg tip are different materials and the peg tip includes: one or more metals; one or more nanoparticles comprising oxides, nitrides, carbides or combinations thereof; one or more conducting oxides, conducting nitrides, conducting bromides, conducting carbides, or combinations thereof; one or more semiconductors; or combinations thereof.

Abstract: A device that includes a near field transducer (NFT), the NFT having a disc and a peg, and the peg having an air bearing surface thereof; and at least one adhesion layer positioned on at least the air bearing surface of the peg, the adhesion layer including one or more of platinum (Pt), iridium (Ir), ruthenium (Ru), rhodium (Rh), palladium (Pd), yttrium (Y), chromium (Cr), nickel (Ni), and scandium (Sc).

Abstract: Devices having an air bearing surface (ABS) and including a write pole; a near field transducer (NFT) that includes a peg and a disc, wherein the peg includes a rear peg portion and a peg tip, the rear peg portion and the peg tip are different materials and the peg tip includes: one or more metals; one or more nanoparticles comprising oxides, nitrides, carbides or combinations thereof; one or more conducting oxides, conducting nitrides, conducting bromides, conducting carbides, or combinations thereof; one or more semiconductors; or combinations thereof.

Abstract: Devices having an air bearing surface (ABS), the devices include a write pole; a near field transducer (NFT) including a peg and a disc, wherein the peg is at the ABS of the device; an overcoat, the overcoat including a low surface energy layer.

Abstract: A device that includes a near field transducer (NFT), the NFT having a disc and a peg, and the peg having an air bearing surface thereof; and at least one adhesion layer positioned on at least the air bearing surface of the peg, the adhesion layer including one or more of platinum (Pt), iridium (Ir), ruthenium (Ru), rhodium (Rh), palladium (Pd), yttrium (Y), chromium (Cr), nickel (Ni), and scandium (Sc).

Abstract: 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 surface of the peg, the adhesion layer including one or more of the following: tungsten (W), molybdenum (Mo), chromium (Cr), silicon (Si), nickel (Ni), tantalum (Ta), titanium (Ti), yttrium (Y), vanadium (V), magnesium (Mg), cobalt (Co), tin (Sn), niobium (Nb), hafnium (Hf), and combinations thereof; tantalum oxide, titanium oxide, tin oxide, indium oxide, and combinations thereof; vanadium carbide (VC), tungsten carbide (WC), titanium carbide (TiC), chromium carbide (CrC), cobalt carbide (CoC), nickel carbide (NiC), yttrium carbide (YC), molybdenum carbide (MoC), and combinations thereof and titanium nitride (TiN), zirconium nitride (ZrN), hafnium nitride (HfN), and combinations thereof.

Abstract: 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 surface of the peg, the adhesion layer including one or more of the following: tungsten (W), molybdenum (Mo), chromium (Cr), silicon (Si), nickel (Ni), tantalum (Ta), titanium (Ti), yttrium (Y), vanadium (V), magnesium (Mg), cobalt (Co), tin (Sn), niobium (Nb), hafnium (Hf), and combinations thereof; tantalum oxide, titanium oxide, tin oxide, indium oxide, and combinations thereof; vanadium carbide (VC), tungsten carbide (WC), titanium carbide (TiC), chromium carbide (CrC), cobalt carbide (CoC), nickel carbide (NiC), yttrium carbide (YC), molybdenum carbide (MoC), and combinations thereof and titanium nitride (TiN), zirconium nitride (ZrN), hafnium nitride (HfN), and combinations thereof.

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: rhenium, osmium, iridium, platinum, hafnium, ruthenium, technetium, rhodium, palladium, beryllium, aluminum, manganese, indium, boron, and combinations thereof beryllium oxide, silicon oxide, iron oxide, zirconium oxide, manganese oxide, cadmium oxide, magnesium oxide, hafnium oxide, and combinations thereof tantalum carbide, uranium carbide, hafnium carbide, zirconium carbide, scandium carbide, manganese carbide, iron carbide, niobium carbide, technetium carbide, rhenium carbide, and combinations thereof chromium nitride, boron nitride, and combinations thereof.

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: rhenium, osmium, iridium, platinum, hafnium, ruthenium, technetium, rhodium, palladium, beryllium, aluminum, manganese, indium, boron, and combinations thereof beryllium oxide, silicon oxide, iron oxide, zirconium oxide, manganese oxide, cadmium oxide, magnesium oxide, hafnium oxide, and combinations thereof tantalum carbide, uranium carbide, hafnium carbide, zirconium carbide, scandium carbide, manganese carbide, iron carbide, niobium carbide, technetium carbide, rhenium carbide, and combinations thereof chromium nitride, boron nitride, and combinations thereof.