Unsupervised learning in probabilistic neural networks with multi-state metal-oxide memristive synapses

A Serb, J Bill, A Khiat, R Berdan, R Legenstein… - Nature …, 2016 - nature.com
In an increasingly data-rich world the need for developing computing systems that cannot
only process, but ideally also interpret big data is becoming continuously more pressing …

Analog memristive synapse in spiking networks implementing unsupervised learning

E Covi, S Brivio, A Serb, T Prodromakis… - Frontiers in …, 2016 - frontiersin.org
Emerging brain-inspired architectures call for devices that can emulate the functionality of
biological synapses in order to implement new efficient computational schemes able to …

[HTML][HTML] Real-time encoding and compression of neuronal spikes by metal-oxide memristors

I Gupta, A Serb, A Khiat, R Zeitler, S Vassanelli… - Nature …, 2016 - nature.com
Advanced brain-chip interfaces with numerous recording sites bear great potential for
investigation of neuroprosthetic applications. The bottleneck towards achieving an efficient …

Emulating short-term synaptic dynamics with memristive devices

R Berdan, E Vasilaki, A Khiat, G Indiveri, A Serb… - Scientific reports, 2016 - nature.com
Neuromorphic architectures offer great promise for achieving computation capacities
beyond conventional Von Neumann machines. The essential elements for achieving this …

Experimental study of gradual/abrupt dynamics of HfO2-based memristive devices

S Brivio, E Covi, A Serb, T Prodromakis… - Applied Physics …, 2016 - pubs.aip.org
The resistance switching dynamics of TiN/HfO 2/Pt devices is analyzed in this paper. When
biased with a voltage ramp of appropriate polarity, the devices experience SET transitions …

High density crossbar arrays with sub-15 nm single cells via liftoff process only

A Khiat, P Ayliffe, T Prodromakis - Scientific reports, 2016 - nature.com
Emerging nano-scale technologies are pushing the fabrication boundaries at their limits, for
leveraging an even higher density of nano-devices towards reaching 4F2/cell footprint in 3D …

Engineering the switching dynamics of TiOx-based RRAM with Al doping

M Trapatseli, A Khiat, S Cortese, A Serb… - Journal of Applied …, 2016 - pubs.aip.org
Titanium oxide (TiO x) has attracted a lot of attention as an active material for resistive
random access memory (RRAM), due to its versatility and variety of possible crystal phases …

Multilevel characteristics for bipolar resistive random access memory based on hafnium doped SiO2 switching layer

JJ Wu, C Ye, J Zhang, T Deng, P He, H Wang - Materials Science in …, 2016 - Elsevier
Abstract We fabricated TiN/Hf: SiO 2/Pt memory cell with the small size of 1× 1 um 2 by
lithography and sputtering technology, which demonstrated excellent bipolar resistive …

Resistive switching of Pt/TiOx/Pt devices fabricated on flexible Parylene-C substrates

A Khiat, S Cortese, A Serb, T Prodromakis - Nanotechnology, 2016 - iopscience.iop.org
Abstract Pt/TiO x/Pt resistive switching (RS) devices are considered to be amongst the most
promising candidates in memristor family and the technology transfer to flexible substrates …

An amorphous titanium dioxide metal insulator metal selector device for resistive random access memory crossbar arrays with tunable voltage margin

S Cortese, A Khiat, D Carta, ME Light… - Applied Physics …, 2016 - pubs.aip.org
Resistive random access memory (ReRAM) crossbar arrays have become one of the most
promising candidates for next-generation non volatile memories. To become a mature …