Haris Pozidis  Haris Pozidis photo       

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Manager Non-volatile Memory Systems
IBM Research - Zurich, Zurich, Switzerland
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Professional Associations

Professional Associations:  IEEE, Senior Member


2014

Using adaptive read voltage thresholds to enhance the reliability of MLC NAND flash memory systems
N. Papandreou, T. Parnell, H. Pozidis, T. Mittelholzer, E. Eleftheriou, C. Camp, T. Griffin, G. Tressler, A. Walls
24th Great Lakes Symposium on VLSI (GLSVLSI), pp. 151-156, 2014


2013

A versatile platform for characterization of solid-state memory channels
N. Papandreou, T. Antonakopoulos, U. Egger, A. Palli, H. Pozidis, E. Eleftheriou
18th International Conference on Digital Signal Processing (DSP), 2013

Reliable MLC data storage and retention in phase-change memory after endurance cycling
H. Pozidis, N. Papandreou, A. Sebastian, T. Mittelholzer, M. BrightSky, C. Lam, E. Eleftheriou
IEEE International Memory Workshop (IMW), pp. 100-103, 2013


2012

A framework for reliability assessment in multilevel phase-change memory
H. Pozidis, N. Papandreou, A. Sebastian, T. Mittelholzer, M. BrightSky, C. Lam, E. Eleftheriou
IEEE International Memory Workshop (IMW), pp. 1--4, 2012

High-bandwidth nanopositioner with magnetoresistance based position sensing
V. Kartik, A. Sebastian, T. Tuma, A. Pantazi, H. Pozidis, D.R. Sahoo
Mechatronics 22(3), 295-301, Elsevier, 2012


2011

High-Bandwidth Intermittent-Contact Mode Scanning Probe Microscopy Using Electrostatically-Actuated Microcantilevers
Deepak R. Sahoo, Walter Haeberle, Abu Sebastian, Haralampos Pozidis and Evangelos Eleftheriou
Lecture Notes in Control and Information Sciences 413, 119-135, Springer, 2011


Force modulation for enhanced nanoscale electrical sensing
WW Koelmans, A. Sebastian, L. Abelmann, M. Despont, H. Pozidis
Nanotechnology 22(35), 355706, IOP Publishing, 2011

Drift-resilient cell-state metric for multilevel phase-change memory
N. Papandreou, A. Sebastian, A. Pantazi, M. Breitwisch, C. Lam, H. Pozidis, E. Eleftheriou
IEEE International Electron Devices Meeting (IEDM), 2011

Ultra high density scanning electrical probe phase-change memory for archival storage.
L. Wang, C.D. Wright, P. Shah, M.M. Aziz, A. Sebastian, H. Pozidis, A. Pauza
Japanese Journal of Applied Physics 50(9), 1-2, Japan Society of Applied Physics, 2011

IBM Scientists Demonstrate Memory Breakthrough Drift-tolerant Multilevel Phase-Change Memory
N Papandreou, H Pozidis, T Mittelholzer, GF Close, M Breitwisch, C Lam, E Eleftheriou
Database and Network Journal 41(4), 8, 2011


Scanning probe microscopy based on magnetoresistive sensing
D.R. Sahoo, A. Sebastian, W. Haeberle, H. Pozidis, E. Eleftheriou
Nanotechnology22, 145501, IOP Publishing, 2011

Resistance switching at the nanometre scale in amorphous carbon
A Sebastian, A Pauza, C Rossel, R M Shelby, A F Rodriguez, H Pozidis, E Eleftheriou
New Journal of Physics13, 013020, IOP Publishing, 2011

Programming algorithms for multilevel phase-change memory
N. Papandreou, H. Pozidis, A. Pantazi, A. Sebastian, M. Breitwisch, C. Lam, E. Eleftheriou
IEEE International Symposium on Circuits and Systems (ISCAS) , pp. 329-332, 2011

Drift-tolerant multilevel phase-change memory
N. Papandreou, H. Pozidis, T. Mittelholzer, G. Close, M. Breitwisch, C. Lam, E. Eleftheriou
IEEE International Memory Workshop (IMW), 2011


2010

Real-Time Models of Electrostatically Actuated Cantilever Probes With Integrated Thermal Sensor for Nanoscale Interrogation
P. Agarwal, D.R. Sahoo, A. Sebastian, H. Pozidis, M.V. Salapaka
Microelectromechanical Systems, Journal of 19(1), 83-98, IEEE, 2010

The Millipede — A nanotechnology-based AFM data-storage system
G K Binnig, G Cherubini, M Despont, U T Duerig, E Eleftheriou, H. Pozidis, P. Vettiger
Springer Handbook of Nanotechnology, pp. 1601-1632, Springer, 2010

Force modulation for improved conductive-mode atomic force microscopy
W.W. Koelmans, A. Sebastian, M. Despont, H. Pozidis
Nanotechnology (IEEE-NANO), 2010 10th IEEE Conference on, pp. 875--878

Channel modeling and signal processing for probe storage channels
H Pozidis, G Cherubini, A Pantazi, A Sebastian, E Eleftheriou
IEEE Journal on Selected Areas in Communications 28(2), 143-157, IEEE, 2010

Scanning Probe Microscopy Using Higher-Mode Electrostatically-Actuated Microcantilevers
D.R. Sahoo, V. Kartik, A. Sebastian, H. Pozidis
Proceedings of the IFAC Symposium on Mechatronics, Boston, USA, pp. 212--219, 2010

Multilevel phase-change memory
N. Papandreou, A. Pantazi, A. Sebastian, M. Breitwisch, C. Lam, H. Pozidis, E. Eleftheriou
IEEE International Conference on Electronics, Circuits, and Systems (ICECS), pp. 1017-1020, 2010

Trends in storage technologies
E Elefheriou, R Haas, J Jelitto, M Lantz, H Pozidis
IEEE Data Eng. Bull., 33(4), 4-13, IEEE, 2010

High-throughput intermittent-contact scanning probe microscopy
D R Sahoo, W Haeberle, A Sebastian, H Pozidis, E Eleftheriou
Nanotechnology21, 075701, IOP Publishing, 2010



2009

Nanoscale phase transformation in Ge2Sb2Te5 using encapsulated scanning probes and retraction force microscopy
Harish Bhaskaran, Abu Sebastian, Andrew Pauza, Haralampos Pozidis, Michel Despont
Review of Scientific Instruments 80(8), 083701, AIP Publishing, 2009

Probabilistic data detection for probe-based storage channels in the presence of jitter
H Pozidis, G Cherubini
Proc. IEEE International Conference on Communications, ICC, pp. 1--6, 2009

Novel scanning probe concepts for nanoscale electrical characterization
A. Sebastian, H. Bhaskaran, A. Pauza, M. Despont, H. Pozidis
Nanotechnology, 2009. IEEE-NANO 2009. 9th IEEE Conference on, pp. 72--74


Recent advances in conduction mode scanning probes for phase change probe storage applications
H. Bhaskaran, A. Sebastian, A. Pauza, L. Wang, C.D. Wright, M. Despont, H. Pozidis, E. Eleftheriou
Proc. European Symp. on Phase Change and Ovonic Science (E\PCOS 2009)

Performance Evaluation of the Probe Storage Channel
T.P. Parnell, H. Pozidis, O.V. Zaboronski
Global Telecommunications Conference (GLOBECOM), pp. 1-6, IEEE, 2009

Magnetoresistive sensor based scanning probe microscopy
DR Sahoo, A. Sebastian, W. Haberle, H. Pozidis, E. Eleftheriou
9th IEEE Conference on Nanotechnology, pp. 862-865, 2009

Nanoscale phase transformation in GeSbTe using encapsulated scanning probes and retraction force microscopy
H. Bhaskaran, A. Sebastian, A. Pauza, H. Pozidis, M. Despont
Review of Scientific Instruments80, 083701, 2009

Multilevel phase-change memory modeling and experimental characterization
A. Pantazi, A. Sebastian, N. Papandreou, M. Breitwisch, C. Lam, H. Pozidis, E. Eleftheriou
European Phase Change and Ovonics Symposium (E\PCOS), pp. 34-41, 2009


2008


A self servo writing scheme for a MEMS storage device with sub-nanometer precision
A. Sebastian, A. Pantazi, SO Moheimani, H. Pozidis, E. Eleftheriou, others
Proceedings of the 17th World Congress of the International Federation of Automatic Control, pp. 9242-9247, 2008


Forward Message Passing Detector for Probe Storage
T. Parnell, H. Pozidis, O.V. Zaboronski
International Conference on Communications (ICC), pp. 1967-1971, IEEE , 2008

A self servo writing scheme for a MEMS storage device with sub-nanometer precision
A. Sebastian, A. Pantazi, S.O.R. Moheimani, H. Pozidis, E. Eleftheriou
Proc. IFAC World Congress, Seoul, Korea, pp. 9241--9247, 2008

Modeling and identification of the dynamics of electrostatically actuated microcantilever with integrated thermal sensor
P. Agarwal, D. Sahoo, A. Sebastian, H. Pozidis, M.V. Salapaka
Decision and Control, 2008. CDC 2008. 47th IEEE Conference on, pp. 2624--2630


Nanoscale shape-memory function in highly cross-linked polymers
T. Altebaeumer, B. Gotsmann, H. Pozidis, A. Knoll, U. Duerig
Nano Letters 8(12), 4398-4403, 2008


Probe-based ultrahigh-density storage technology
A Pantazi, A Sebastian, T Antonakopoulos, P Baechtold, A Bonaccio, J Bonan, G Cherubini, M Despont, R Di Pietro, U Drechsler, U Duerig, B Gotsmann, W Haeberle, C Hagleitner, J Hedrick, D Jubin, A Knoll, M Lantz, J Pentarakis, H Pozidis, et al.
IBM Journal of Research and Development 52(4.5), 493-511, 2008


2007

Control of MEMS-based scanning-probe data-storage devices
A Pantazi, A Sebastian, G Cherubini, M Lantz, H Pozidis, H Rothuizen, E Eleftheriou
IEEE Transactions on Control Systems Technology 15(5), 824-841, IEEE, 2007



2006

Scanning Probes Entering Data Storage: From Promise to Reality
H. Pozidis, P. Bachtold, J. Bonan, G. Cherubini, E. Eleftheriou, M. Despont, U. Drechsler, U. Durig, B. Gotsmann, W. Haberle, C. Hagleitner, D. Jubin, A. Knoll, M.A. Lantz, A. Pantazi, H.E. Rothuizen, A. Sebastian, R. Stutz, D.W. Wiesmann
Proc. IEEE Conference on Emerging Technologies - Nanoelectronics, pp. 39-44, 2006



2005

Asynchronous zero-forcing adaptive equalization
J W M Bergmans, H Pozidis, M Yu Lin
European transactions on telecommunications 16(6), 545--556, Wiley Online Library, 2005

Two-sensor-based H control for nanopositioning in probe storage
A. Pantazi, A. Sebastian, H. Pozidis, E. Eleftheriou
44th IEEE Conference on Decision and Control; 2005 and 2005 European Control Conference , pp. 1174-1179

Nanopositioning for probe storage
A Sebastian, A Pantazi, G Cherubini, E Eleftheriou, MA Lantz, H Pozidis
Proc. IEEE American Control Conference, pp. 4181-4186, 2005

Signal processing for probe storage
H. Pozidis, P. Bachtold, G. Cherubini, E. Eleftheriou, C. Hagleitner, A. Pantazi, A. Sebastian
Proc. IEEE International Conference on Acoustics, Speech, and Signal Processing, pp. 745-748, 2005

Integrating nanotechnology into a working storage device
A. Knoll, P. Bachtold, J. Bonan, G. Cherubini, M. Despont, U. Drechsler, U. Durig, B. Gotsmann, W. Haberle, C. Hagleitner, D. Jubin, M. A. Lantz, A. Pantazi, H. Pozidis, H. Rothuizen, A. Sebastian, R. Stutz, P. Vettiger, D. Wiesmann, E. S. Eleftheriou
Proc. International Conference on Micro- and Nano-Engineering, pp. 1692--1697, Elsevier, 2005


2004


A highly parallel probe-based storage system
M Despont, T Altebaeumer, P Baechtold, GK Binnig, G Cherubini, U Drechsler, U Duerig, E Eleftheriou, B Gotsmann, W Haeberle
Proc. Microprocesses and Nanotechnology Conference, pp. 4-5, 2004


Demonstration of thermomechanical recording at 641 Gbit/in2
H. Pozidis, W. Haberle, D. Wiesmann, U. Drechsler, M. Despont, TR Albrecht, E. Eleftheriou
IEEE Transactions on Magnetics 40(4), 2531-2536, IEEE, 2004


2003

A Nanotechnology Approach to Data Storage
B.Gotsmann et al.
From nanoscience to nanotechnology: Leopoldina Symposium, Forschungszentrum Karlsruhe, September 4 to 5, 2003, pp. 3, Deutsche Akademie der Naturforscher Leopoldina

Thousands of Micro-Cantilevers for Highly Parallel and Ultra-Dense Probe Data Storage
M Despont, T Altebäumer, P Bächtold, GK Binnig, G Cherubini, U Drechsler, U Duerig, E Eleftheriou, B Gotsmann, W Häberle
Keynote speech, LITHO2004, 13-16 June, 2004, Agelonde, France, 2003

The Millipede: More than Thousand Tips for Future AFM Based Data Storage
T. Albrecht, M. Despont, U. Drechsler, U. Duerig, W. Haeberle, B. Gotsmann, D. Jubin, M.A. Lantz, H. Rothuizen, R. Stutz
From Nanoscience to Nanotechnology, 28, 2003

Nano-Servomechanics of a MEMS Device for AFM-Based Storage Technology
S Srijayantha, H Dang, A Sharma, E Eleftheriou, M Lantz, H Pozidis
Proc. 2003 JSME-IIP/ASME-ISPS Joint Conf. on Micromechatronics for Information and Precision Equipment (IIP/ISPS Joint MIPE), pp. 131-132

Thousands of microcantilevers for highly parallel and ultra-dense data storage
P Vettiger, T Albrecht, M Despont, U Drechsler, U Durig, B Gotsmann, D Jubin, W Haberle, MA Lantz, H Rothuizen, R Stutz, D Wiesmann, G Binnig, P Baechtold, G Cherubini, A Dholakia, C Hagleitner, T Loeliger, H Pozidis, E Eleftheriou
Proc. IEEE International Electron Devices Meeting, IEDM, pp. 32, 2003

A Nanotechnology-based Approach to Data Storage
E Eleftheriou, P Bachtold, G Cherubini, A Dholakia, C Hagleitner, T Loeliger, A Pantazi, H Pozidis, T Albrecht, G Binnig, M Despont, U Drechsler, U Durig, B Gotsmann, D Jubin, W Haberle, M Lantz, H Rothuizen, R Stutz, P Vettiger, D Wiesmann
Proc. VLDB, pp. 3-7, 2003

Millipede-a MEMS-based scanning-probe data-storage system
E. Eleftheriou, T. Antonakopoulos, G. K. Binnig, G. Cherubini, M. Despont, A. Dholakia, U. Durig, M. A. Lantz, H. Pozidis, H. E. Rothuizen, P. Vettiger
IEEE Transactions on Magnetics 39(2), 938-945, IEEE, 2003


2002

Modeling and compensation of asymmetry in optical recording
H Pozidis, J W M Bergmans, W M J Coene
Communications, IEEE Transactions on 50(12), 2052--2063, IEEE, 2002

The millipede, a very dense, highly parallel scanning-probe data-storage system
G Cherubini, T Antonakopoulos, P Bachtold, GK Binnig, M Despont, U Drechsler, A Dholakia, U Durig, E Eleftheriou, B Gotsmann, others
Proc. 28th European Solid-State Circuits Conference, pp. 121-125, 2002


2001

Channel coding and signal processing for optical recording systems beyond DVD
W Coene, H Pozidis, M Van Dijk, J Kahlman, R Van Woudenberg, B Stek
Magnetics, IEEE Transactions on 37(2), 682--688, IEEE, 2001


2000

A low-complexity and high-speed detection method for high-density d= 1 optical recording
H Pozidis, W M J Coene
Consumer Electronics, IEEE Transactions on 46(3), 562--571, IEEE, 2000

A simple nonlinear model for the optical recording channel
H Pozidis, W M J Coene, J W M Bergmans
Communications, 2000, pp. 99--103