Electron trapping in Al2O3/HfO2 nanolaminate-based MOS capacitors
@article{Salomone2012ElectronTI, title={Electron trapping in Al2O3/HfO2 nanolaminate-based MOS capacitors}, author={Lucas Sambuco Salomone and Francesca Campabadal and M. I. Fernandez and Jos{\'e} Lipovetzky and Sebasti{\'a}n H. Carbonetto and Mariano Garcia Inza and Eduardo Gabriel Redin and Adri{\'a}n Faig{\'o}n}, journal={2012 Argentine School of Micro-Nanoelectronics, Technology and Applications (EAMTA)}, year={2012}, pages={90-95}, url={https://api.semanticscholar.org/CorpusID:15082728} }
Constant capacitance voltage transient technique was used to study the trapping/detrapping processes in MOS capacitors with an Atomic Layer Deposited (ALD) stack and its use as a component of Charge-Trapping nonvolatile memory (CT-NVM).
2 Citations
Enhanced field effect passivation of c-Si surface via introduction of trap centers: Case of hafnium and aluminium oxide bilayer films deposited by thermal ALD
- 2018
Engineering, Materials Science
Atomic/molecular layer deposition of hybrid inorganic-organic thin films
- 2014
Chemistry, Materials Science
Aalto University, P.O. Box 11000, FI-00076 Aalto www.aalto.fi Author Pia Sundberg Name of the doctoral dissertation Atomic/molecular layer deposition of hybrid inorganic-organic thin films Publisher…
32 References
Charge trapping in high k gate dielectric stacks
- 2002
Engineering, Physics
Charge trapping in Al/sub 2/O/sub 3/ and HfO/sub 2/ nFETs is studied. The dependence of threshold voltage, subthreshold slope and gate leakage currents are investigated as a function of stressing…
Trap Spectroscopy by Charge Injection and Sensing (TSCIS): A quantitative electrical technique for studying defects in dielectric stacks
- 2008
Engineering, Materials Science
Trap spectroscopy by charge injection and sensing (TSCIS) is a new, fast and powerful material analysis technique that provides detailed information on the trap density profile and trap energy level…
Retention time of novel charge trapping memories using Al2O3 dielectrics
- 2003
Engineering, Materials Science
Replacing oxide-nitride-oxide (ONO) dielectrics in charge trapping memories such as SONOS (Silicon/ONO/Silicon) and NROM (Nitrided read only memory) by high-K materials potentially offers improved…
Charge trapping/detrapping in HfO2-based MOS devices
- 2011
Engineering, Physics
The charge trapping/detrapping under normal operating conditions in MOS devices with HfO2 as insulating layer is studied. The hysteresis in the capacitance-voltage curves was analyzed and the voltage…
Novel SONOS-Type Nonvolatile Memory Device With Optimal Al Doping in HfAlO Charge-Trapping Layer
- 2008
Engineering, Materials Science
Operation properties of polysilicon-oxide-nitride-oxide-silicon-type Flash device with HfAlO charge-trapping layer having various Al contents were investigated in this letter. Satisfactory…
Nonvolatile low-voltage memory transistor based on SiO2 tunneling and HfO2 blocking layers with charge storage in Au nanocrystals
- 2011
Materials Science, Engineering
We demonstrate a low voltage nonvolatile memory field effect transistor comprising thermal SiO2 tunneling and HfO2 blocking layers as the gate dielectric stack and Au nanocrystals as charge storage…
Improved metal–oxide–nitride–oxide–silicon-type flash device with high-k dielectrics for blocking layer
- 2003
Engineering, Materials Science
We have investigated a sputter-deposited Al2O3/HfO2 stack as a blocking layer of metal–oxide–nitride–oxide–silicon capacitors. Compared with a SiO2 blocking layer, the sample with Al2O3/HfO2 stack…
Hafnium aluminum oxide as charge storage and blocking-oxide layers in SONOS-type nonvolatile memory for high-speed operation
- 2006
Engineering, Materials Science
The charge storage and program/erase mechanisms in polysilicon-oxide-nitride-oxide-silicon (SONOS) memory structures with charge-storage layers of different materials are investigated in this paper.…