Hafnium Oxide
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AMAT rolls out HK+MG lineup
… of ~2Å. Applied Materials has released an ALD for hafnium - oxide HK dielectric chamber for the Centura platform that appears ..... pFETs. Certain "cap oxides" when deposited over hafnium oxide form dipoles in the vertical dimension, so the gate …
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IRPS 2013: Oxygen interstitials can impact RRAM retention time
… RRAM consists of two metal electrodes and a hafnium oxide between those, where the hafnium oxide acts as a variable resistor (see figure ..... example they used TiN/Ti to sandwich the hafnium oxide . They showed that the Pt/Pt electrode device …
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Today's top reliability challenges
… RAM consists of two metal electrodes and a hafnium oxide between those, where the hafnium oxide acts as a variable resistor. The authors ..... example they use a TiN-Ti to sandwich the hafnium oxide . They showed that the Pt/Pt electrode device …
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Advancing CNTs for next-gen chips
… within a conventional wafer fabrication infrastructure." SEM image of carbon nanotubes deposited on a trench coated in hafnium oxide (HfO2) showing extremely high density and excellent selectivity. Scale bar: 2μm. (Credit: IBM)
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Materials modification with HfO for next-gen semiconductor devices
… semiconductor industry's experience with hafnium oxide (HfO) , which is already in ..... of another material on top of hafnium oxide to obtain a higher k value without ..... titanium ions would diffuse into the hafnium oxide , thereby modifying the network …
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ASM covers FinFET precursor needs from epitaxy to HKMG ALD
… layers require higher- k materials , the material will get thinner noted Hollands. "We may still be using a basic hafnium oxide material -- but adding a higher- k cap layer that would be very thin -- on the order of several Angstroms, instead …
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AVS-ALD, Day 2: Manufacturability takes center stage
… including precursor modifications and equipment design considerations. While Intel has successfully implemented ALD for hafnium oxide deposition, Trelles noted that the technology is only half the battle -- the big question now is cost-of-ownership …
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AVS Symposium 2011: A pre-show highlight reel
… approaches; phase-change memory advances; ALD/PEALD CMOS-compatible oxides for RRAM; resistive switching in hafnium - oxide RRAM; embedded HfO2-based cells for RRAM; Process characterization for PCM and ST-MRAM Nanowires/nanoparticles …
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Chemistry and process challenges in advanced materials processing
… High- k dielectric films including aluminum oxide, hafnium oxide , and hafnium silicate are deposited using liquid metal ..... Bartholomew, W. Nieveen, “Atomic Layer Deposition of Hafnium Oxide and Hafnium Silicate Thin Films Using Liquid Precursors …
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High-k goes to production, but arguments continue
… sputtering damage to the exposed hafnium oxide surface. Worse, PVD requires ..... without damage to the underlying hafnium oxide . If not, then the etch must ..... solution, doesn’t damage the hafnium oxide because it doesn’t exist yet …
