SYNAPSE

Dissemination

Conferences:

DPG-Frühjahrstagung Sektion Kondensierte Materie (German Physical Society), Regensburg, Germany, 10/03 – 15/03/2013 S. Rieß, D. Schlösser, T. Stoica, C. Wiemann, M. von der Ahe, K. Sladek, A. Haab, H. Hardtdegen, “Metal organic chemical vapor desposition of GexSbyTez layers grown using digermane“ poster.

15th European Workshop on Metalorganic Vapour Phase Epitaxy (EWMOVPE XV), Aachen, Germany, 02/06 - 05/06/2013, S. Rieß, D. Schlösser, C. Wiemann, B. Hauer, Th. Taubner, T. Stoica, G. Mussler, G. Roth, A. von Berg, D. Grützmacher, H. Hardtdegen, “Chemical vapour deposition of chalcogenide phase change materials using digermane“poster.

DPG-Frühjahrstagung Sektion Kondensierte Materie (German Physical Society), Dresden, Germany, 31/03 – 04/04/2014 M. Schuck, S. Rieß, M. Schreiber, G. Mussler, T. Stoica, D. Grützmacher and H. Hardtdegen “Metal Organic Chemical Vapour Deposition of monocrystalline Ge1Sb2Te4 (GST) and Sb2Te3“, oral talk.

2013 MRS Spring Meeting, San Francisco, CA, 1-5 April 2013 M. Bernasconi, “Large scale molecular dynamics simulations of the crystallization dynamics of amorphous and liquid GeTe” Invited talk, Program Guide, p. 302.

16th Workshop on Computational Physics and Materials Science: Total Energy and Force Methods, Trieste, 10-12 January 2013, M. Bernasconi, “Simulation of phase change materials for data storage” Invited talk.

Cecam workshop on “Nanophononics”, Bremen 19-23 August 2013 D. Campi, G. C. Sosso, D. Donadio, J. Behler, M. Bernasconi, “ Thermal transport in phase change materials for data storage”. Poster Presentation.

E/PCOS conference 2013, Berlin 9-10 September 2013 G. C. Sosso, J. Behler, M. Bernasconi, “Atomic mobility and fast crystallization of the phase change compound GeTe”, Invited talk, Book of Extended Abstract. International Conference on “Frontiers in Condensed Matter Physics”, Ictp, Trieste (Italy), 11-15 November 2013, M. Bernasconi, “Atomistic simulation of phase change materials for data storage, Invited talk.

4th International Workshop on Simulation and Modeling of Memory devices, Agrate Brianza (Italy) 30-31 October 2013, G. C. Sosso, S. Gabardi, G. Miceli, S. Caravati, M. Bernasconi, “Large scale molecular dynamics simulations of the crystallization and structural relaxation dynamics of amorphous GeTe, - Oral Contribution.

MAM 2013 Materials for Advanced Metallization, Leuven, Belgium, March 10-13, 2013 “Thermal properties of In-Sb-Te films and interfaces for phase change memory devices” “R. Fallica, C. Wiemer, T. Stoycheva, M. Longo, H. T. Nguyen, J.-L. Battaglia Poster, Abstract book, p. 97-98.

2013 MRS Spring Meeting, San Francisco, CA, 1-5 April 2013 “Metalorganic Chemical Vapor Deposition and Functional Analysis of Ge-Sb-Te Nanowires for Scaled Phase Change Memories” M. Longo Invited talk, Program Guide, p. 306

2013 MRS Spring Meeting, San Francisco, CA, 1-5 April 2013 “Electrical performances of In-based Phase Change Memory” R.Fallica, T. Stoycheva, C. Wiemer, M. Longo Oral contribution from R. Fallica, Program guide, p. 306

2013 MRS Spring Meeting, San Francisco, CA, 1-5 April 2013 “Sb2Te3and Ge-doped Sb2Te3Nanowires for Phase Change Memory Applications” M. Longo, T Stoycheva, R. Fallica, C. Wiemer, L. Lazzarini, E. Rotunno, Poster, Program guide, p-304.

Euro Nano Forum 2013, Dublin, Ireland, 18/06 -20/06/2013 “Synthesis and functionality of chalcogenide Nanostructures for Phase change memories” M. Longo Poster 3.30

ICG2013, Italian crystal growth, New frontiers and functional materials, Parma, 14-15 November 2013 “MOCVD-grown Ge-Sb-Te nanowires for phase change memory” - Massimo Longo, Claudia Wiemer, Roberto Fallica, Toni Stoycheva, Enzo Rotunno, Laura Lazzarini Oral presentation, Conference booklet, abstract at page 8.

A. Saci, J.¬L. Battaglia, A. Kusiak, R. Fallica, M. Longo, C. Wiemer, Thermal conductivity measurement of a Sb2Te3 phase change nanowire, CIMTEC (13th International Conference on Modern Materials and Technologies), 6th forum on new materials, Montecatini, Terme, Italy, 15-19 June 2014.

H. T. Nguyen, J.-L. Battaglia, A. Kusiak, R. Fallica, C. Wiemer, thermal characterization of n-Sb-Te thin films for phase change memory, CIMTEC (13th International Conference on Modern Materials and Technologies), 6th forum on new materials, Montecatini, Terme, Italy, 15-19 June 2014.

M.Longo, “MOCVD of chalcogenide nanowires for non-volatile phase change memories: from self-assembly to functional analysis” Invited talk, 15th European Workshop on Metalorganic Vapour Phase Epitaxy (EWMOVPE XV), Aachen, Germany, 02/06 -05/06/2013

"Thermal Properties of In-Sb-Te Thin Films for Phase Change Memory Application"
H. T. Nguyen, A. Kusiak, J.-L. Battaglia, C. Gaborieau, Y. Anguy, R. Fallica, C. Wiemer, Alessio Lamperti, M. Longo
Advances in Science and Technology, 95 (2014)113-119, doi:10.4028/www.scientific.net/AST.95.113.

"MOCVD growth and thermal analysis of Sb2Te3 thin films and nanowires"
M. Longo, S. Cecchi, S. Selmo, M. Fanciulli, C. Wiemer, J.-L. Battaglia, A Saci, A. Kusiak (oral)
NANOFIM2015- Nanotechnology for Instrumentation and Measurement Workshop, 24-25 July 2015 - Lecce (Italy)
Proceedings, p. 157- 161, ISBN: 9 788896 496381.

17th International Conference on Metalorganic Vapor Phase Epitaxy (ICMOVPE), 13–18 July 2014, Lausanne, Switzerland
"Self-assembled Ge2Sb2Te5 islands grown on silicon by MOVPE", S. Cecchi, E. Rotunno, T. Stoycheva, R. Fallica, L. Lazzarini and M. Longo - poster.

17th International Conference on Metalorganic Vapor Phase Epitaxy (ICMOVPE), 13–18 July 2014, Lausanne, Switzerland
"Ge incorporation inducing superlattice twinned structures in phase change Sb-Te nanowires grown by MOCVD", M. Longo, E. Rotunno, T. Stoycheva, C. Wiemer, R. Fallica and L. Lazzarini - poster.

12th European Conference on Thermoelectrics (ECT2014) Madrid, SPAIN. September 24 - 26, 2014 "Nanocrystalline Sb2Te3 thin films deposited by MOCVD at 300 K", S. Cecchi, T. Stoycheva, S. Selmo, F. G. Volpe, A. Lamperti, C. Wiemer and M. Longo - poster.

2014 MRS Fall Meeting & Exhibit, November 30 - December 5, 2014, Boston, Massachusetts, USA
"A new Ge doped SbTe polymorph"
E. Rotunno, M. Longo, D. Campi, M. Bernasconi, C. Wiemer, L. Lazzarini - oral

E-MRS 2015, Maggio 2015, Lille, France
"MOCVD growth and structural characterization of In-Sb-Te nanowires"
S. Cecchi, S. Selmo, R. Cecchini, M. Fanciulli, E. Rotunno, L. Lazzarini, C. Wiemer, M. Longo
Oral presentation, AA.I 2

E-MRS 2015, Maggio 2015, Lille, France
"Thermal Properties of In-Sb-Te Thin Films for Phase Change Memory Applications"
H. T. Nguyen, A. Kusiak, J.-L. Battaglia, C. Gaborieau, Y. Anguy, R. Fallica, C. Wiemer, A. Lamperti, M. Longo, M. Bernasconi, D. Campi.
Oral presentation, AA.I 1

E-MRS 2015, Maggio 2015, Lille, France
"Matrix of Gold Nano-Droplets for Site-Controlled Growth of Chalcogenide Nanowires"
S. Selmo, R. Fallica, R. Cecchini, S. Cecchi, C. Wiemer, M. Longo
Poster, AA.PI 47.

Publications:

J.H. Los, T.D. Kuehne, S. Gabardi, and M. Bernasconi, “First principles simulation of amorphous InSb”, Phys. Rev. B 87, 184201 (2013).

J.H. Los, T.D. Kuehne, S. Gabardi, and M. Bernasconi, “First principles study of the amorphous In3 SbTe2 phase change compound”, Phys Rev. B 88, 174203 (2013).

G.C. Sosso, G. Miceli, S. Caravati, F. Giberti, J. Behler, and M. Bernasconi, “Fast Crystallization of Phase Change Compound GeTe by Large Scale Molecular Dynamics Simulations”, J. Phys. Chem. Lett. 4, 4241 (2013).

R.Fallica,C.Wiemer,T.Stoycheva,E.Cianci,M.Longo,H.T.Nguyen,A.Kusiak,and J.-L.Battaglia, “Thermal properties of In-Sb-Te films and interfaces for phase change memory devices”, MicroelectronicEngineering, 120 (2014) 3-8

M.Longo, “MOCVD of chalcogenide nanowires for non-volatile phase change memories: from self-assembly to functional analysis” extended abstract, Proceedings 15th European Workshop on Metalorganic Vapour Phase Epitaxy (EWMOVPE XV), Aachen, Germany, 02/06 -05/06/2013, p.195-198, ISBN 978-3-89336-870-9.

S. Rieß, D. Schlösser, C. Wiemann, B. Hauer, Th. Taubner, T. Stoica, G. Mussler, G. Roth, A. von Berg, D. Grützmacher, H. Hardtdegen, “Chemical vapour deposition of chalcogenide phase change materials using digermane“, extended abstract, Proceedings 15th European Workshop on Metalorganic Vapour Phase Epitaxy (EWMOVPE XV), Aachen, Germany, 02/06 -05/06/2013, p.277-280, ISBN 978-3-89336-870-9.

A. Sasi, J.-L. Battaglia, A. Kusiak, R. Fallica, M. Longo, Thermal conductivity measurement of a Sb2Te3 phase change nanowire, Appl. Phys. Lett. 104, 263103 (2014)

"Thermal properties of In-Sb-Te films and interfaces for phase change memory devices" R. Fallica, C. Wiemer, T. Stoycheva, E. Cianci, M. Longo, H. T. Nguyen, A. Kusiak, and J.-L. Battaglia Microelectronic Engineering, 120 (2014) 3-8, doi: http://dx.doi.org/10.1016/j.mee.2013.10.021.

"Thermal conductivity measurement of a Sb2Te3 phase change nanowire" A. Saci, J.-L. Battaglia, A. Kusiak, R. Fallica, M. Longo Appl. Phys. Lett., 104 (2014) 263103.

"A novel Sb2Te3 polymorph stable at the nanoscale", E. Rotunno, M. Longo, C. Wiemer, R. Fallica, D. Campi, M. Bernasconi, A. R. Lupini, S. J. Pennycook, L. Lazzarini, Chem. Mater., 27 (2015) 4368–4373, DOI: 10.1021/acs.chemmater.5b00982.

"Influence of doping elements on the formation rate of silicon nanowires by silver-assisted chemical etching", C. Canevali, M. Alia, M. Fanciulli, M. Longo, R. Ruffo, C.M. Mari, Surface & Coatings Technology, 280 (2015) 37-42, doi:10.1016/j.surfcoat.2015.08.013.

"MOCVD growth and structural characterization of In-Sb-Te nanowires", S. Selmo, S. Cecchi, R. Cecchini, C. Wiemer, M. Fanciulli, E. Rotunno, L. Lazzarini, M. Longo, physica status solidi (a), 2015, DOI: 10.1002/pssa.201532381, in press.

"Modern Chemical Synthesis Methods towards Low-Dimensional Phase Change Structures in the Ge-Sb-Te Material System", review article, H. Hardtdegen, M. Mikulics, S. Rieß, M. Schuck, T. Saltzmann, U. Simon, M. Longo Progress in Crystal Growth and Characterization of Materials, on-line 14 November 2015, doi:10.1016/j.pcrysgrow.2015.10.001, in press.

"Dynamical Heterogeneity in the Supercooled Liquid State of the Phase Change Material GeTe", Gabriele C. Sosso , Jader Colombo , Jörg Behler , Emanuela Del Gado , Marco Bernasconi, Journal of Physical Chemistry B, Vol. 118/Issue 47, 13621-13628.

"Metal organic vapor phase epitaxy of hexagonal Ge–Sb–Te (GST)" Martin Schuck , Sally Rieß , Marcel Schreiber , Gregor Mussler , Detlev Grützmacher , Hilde Hardtdegen, Journal of Crystal Growth, 420 (2015) 37-41.

"Atomic mobility in the overheated amorphous GeTe compound for phase change memories" G. C. Sosso , J. Behler , M. Bernasconi, Physica Status Solidi (A) Applications and Materials, 2015, DOI:10.1002/pssa.201532378, in press

"Accurate New Methodology in Scanning Thermal Microscopy" Abdelhak Saci , Jean-Luc Battaglia , Indryaush De, IEEE Transactions on Nanotechnology, Vol. 14/Issue 6, 2015, 1035-1039

"Electron-phonon interaction and thermal boundary resistance at the crystal-amorphous interface of the phase change compound GeTe", Davide Campi , Davide Donadio , Gabriele C. Sosso , J%ouml;rg Behler , Marco Bernasconi Journal of Applied Physics, 117 (2015) 015304-1/015304-9

"Influence of the exchange and correlation functional on the structure of amorphous Ge2Sb2Te5" Sebastiano Caravati , Marco Bernasconi Physica Status Solidi (B): Basic Research, 252 (2015) 260-266

"Heterogeneous Crystallization of the Phase Change Material GeTe via Atomistic Simulations" Gabriele C. Sosso , Matteo Salvalaglio , J%ouml;rg Behler , Marco Bernasconi , Michele Parrinello Journal of Physical Chemistry C, 119 (2015) 6428-6434

"First-principles study of amorphous Ga 4Sb6Te3 phase-change alloys" Assil Bouzid , Silvia Gabardi , Carlo Massobrio , Mauro Boero , Marco Bernasconi Physical Review B - Condensed Matter and Materials Physics, 91(2015) 184201-1/184201-8

"Electron–phonon interaction and thermal boundary resistance at the interfaces of Ge 2 Sb 2 Te 5 with metals and dielectrics" D Campi , E Baldi , G Graceffa , G C Sosso , M Bernasconi Journal of Physics Condensed Matter, 27(2015) 175009

"Microscopic origin of resistance drift in the amorphous state of the phase-change compound GeTe" S. Gabardi , S. Caravati , G. C. Sosso , J. Behler , M. Bernasconi Physical Review B - Condensed Matter and Materials Physics, 92 (2015) 054201-1/054201-9