Raphaël Lachaume

58
Documents

Publications

3
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
32
25
23
14
14
14
14
14
13
13
12
12
12
12
9
8
7
7
6
5
5
5
5
4
4
4
4
4
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
3
2
2
1
1
1
1
1
1
1
1
2
4
16
16
12
1
3
2
1
14
13
6
3
1
3

Publications

Image document

A family portrait of disk inner rims around Herbig Ae/Be stars. Hunting for warps, rings, self shadowing, and misalignments in the inner astronomical units

J. Kluska , J.-P. Berger , Fabien Malbet , B. Lazareff , M. Benisty et al.
Astronomy & Astrophysics - A&A, 2020, ⟨10.1051/0004-6361/201833774⟩
Article dans une revue hal-03020130 v1
Image document

Homo-heterojunction concept: From simulations to high efficiency solar cell demonstration

Tristan Carrere , Raphaël Lachaume , Quang Minh Thai , Marianne Coig , Jean-Paul Kleider et al.
Solar Energy Materials and Solar Cells, 2018, 182, pp.178 - 187. ⟨10.1016/j.solmat.2018.03.027⟩
Article dans une revue hal-01808875 v1
Image document

Optoelectrical modeling of solar cells based on c-Si/a-Si:H nanowire arrays: focus on the electrical transport in between the nanowires

Alexandra Levtchenko , Sylvain Le Gall , Raphaël Lachaume , Jérôme Michallon , Stéphane Collin et al.
Nanotechnology, 2018, nanotechnology, 29 (25), pp.255401. ⟨10.1088/1361-6528/aab7e8⟩
Article dans une revue hal-01738024 v1
Image document

3D patterning of silicon by contact etching with anodically biased nanoporous gold electrodes

Encarnación Torralba , Mathieu Halbwax , Taha El Assimi , Marin Fouchier , Vincent Magnin et al.
Electrochemistry Communications, 2017, 76, pp.79-82. ⟨10.1016/j.elecom.2017.01.014⟩
Article dans une revue hal-01480682 v1
Image document

Plasma-enhanced chemical vapor deposition epitaxy of Si on GaAs for tunnel junction applications in tandem solar cells

Gwenaelle Hamon , Nicolas Vaissiere Vaissière , Romain Cariou , Raphaël Lachaume , José Alvarez et al.
Journal of Photonics for Energy, 2017, 7 (2), ⟨10.1117/1.JPE.7.022504⟩
Article dans une revue hal-01632906 v1
Image document

Coupling Optical and Electrical Modelling for the study of a-Si:H-based nanowire Array Solar Cells

Alexandra Levtchenko , Raphaël Lachaume , Jérôme Michallon , Stéphane Collin , J Alvarez et al.
Physica Status Solidi C: Current Topics in Solid State Physics, 2017, E‐MRS 2017 Spring Meeting – Symposium E ; E‐MRS 2017 Spring Meeting – Symposium N, 14 (10), pp.1700181. ⟨10.1002/pssc.201700181⟩
Article dans une revue hal-01589258 v1

Comparison of FTPS performed on thin films and solar cells

Nastiti Puspitosari , Christophe Longeaud , Raphaël Lachaume , Li Zeyu , Rusli Rusli et al.
Physica Status Solidi C: Current Topics in Solid State Physics, 2017, 14 (10), pp.1700165. ⟨10.1002/pssc.201700165⟩
Article dans une revue hal-01760815 v1
Image document

Tunable Surface Structuration of Silicon by Metal Assisted Chemical Etching with Pt Nanoparticles under Electrochemical Bias

Encarnacion Torralba-Penalver , Sylvain Le Gall , R. Lachaume , Vincent Magnin , Joseph Harari et al.
ACS Applied Materials & Interfaces, 2016, ACS, Applied Materials & Interfaces, 8, pp.31375. ⟨10.1021/acsami.6b09036⟩
Article dans une revue hal-01392805 v1
Image document

Detailed analysis of III-V/epi-SiGe tandem solar cell performance including light trapping schemes

R. Lachaume , M. Foldyna , G. Hamon , J. Decobert , R. Cariou et al.
Solar Energy Materials and Solar Cells, 2016, 166, pp.276-285. ⟨10.1016/j.solmat.2016.11.023⟩
Article dans une revue hal-01416344 v1
Image document

New insight into the modulated photocurrent technique using 2D full numerical simulations

Raphaël Lachaume , Christophe Longeaud , Jean-Paul Kleider
Physica Status Solidi A (applications and materials science), 2016, 213 (7), pp.1848 - 1855. ⟨10.1002/pssa.201532969⟩
Article dans une revue istex hal-01297095 v1
Image document

Performance Analysis of AlxGa1-xAs/epi-Si(Ge) Tandem Solar Cells: A Simulation Study

Raphaël Lachaume , R. Cariou , J. Decobert , M. Foldyna , G. Hamon et al.
Energy Procedia, 2015, 84, pp.41-46. ⟨10.1016/j.egypro.2015.12.293⟩
Article dans une revue hal-01249896 v1
Image document

Influence of a-Si:H/ITO interface properties on performance of heterojunction solar cells

Raphaël Lachaume , Wilfried Favre , Pascal Scheiblin , Xavier Garros , Nathalie Nguyen et al.
Energy Procedia, 2013, 38, pp. 770-776. ⟨10.1016/j.egypro.2013.07.345⟩
Article dans une revue hal-01231749 v1

Influence of the transparent conductive oxide layer deposition step on electrical properties of silicon heterojunction solar cells

W. Favre , J. Coignus , N. Nguyen , Raphaël Lachaume , R. Cabal et al.
Applied Physics Letters, 2013, 102 (18), ⟨10.1063/1.4804985⟩
Article dans une revue hal-01240492 v1
Image document

Key issues for accurate simulation of a-Si:H / c-Si heterojunction solar cells

J Coignus , M Baudrit , J Singer , Raphaël Lachaume , D Muñoz et al.
Energy Procedia, 2011, 8, pp.174-179. ⟨10.1016/j.egypro.2011.06.120⟩
Article dans une revue hal-01240731 v1
Image document

Elaboration of III-V top cell for tandem cell with Silicon

Amadeo Michaud , Ahmed Ben Slimane , Adrien Bercegol , Raphaël Lachaume , Jean-Christophe Harmand et al.
2019 IEEE 46th Photovoltaic Specialists Conference (PVSC), Jun 2019, Chicago, United States. pp.1034-1038, ⟨10.1109/PVSC40753.2019.8980524⟩
Communication dans un congrès hal-03084896 v1

3D patterning of Si by contact etchning: contribution of the band bending modeling

Sylvain Le Gall , Raphaël Lachaume , Encarnacion Torralba , Christine Cachet-Vivier , Stéphane Bastide et al.
Semi-Conducteurs et Oxydes Poreux, 5ème journée (SCOPE 2019), Jun 2019, Thiais, France
Communication dans un congrès hal-02418947 v1

3D patterning of silicon with nanoporous gold

Encarnacion Torralba-Penalver , Mathieu Halbwax , Elias Mpogui , Vincent Magnin , Joseph Harari et al.
Porous Semiconductors - Science and Technology Conference, Mar 2018, La Grande Motte, France
Communication dans un congrès hal-02404199 v1

Microstructuration of Silicon Surfaces Using Nanoporous Gold Electrodes

E Torralba , Mathieu Halbwax , T El Assimi , V. Magnin , Joseph Harari et al.
21st Topical Meeting of the International Society of Electrochemistry, ISE, Apr 2017, Szeged, Hungary. pp.31375 - 31375
Communication dans un congrès hal-01537684 v1

Low temperature plasma epitaxy of Silicon on III-V for tandem solar cells

Gwenaelle Hamon , Nicolas Vaissiere Vaissière , Romain Cariou , Wanghua Chen , Martin Foldyna et al.
International Conference on the Formation of Semiconductor Interfaces (ICFSI-16), Jul 2017, Hannover, Germany
Communication dans un congrès hal-01632964 v1

Gravure par contact du silicium à l’aide d’électrodes en or nanoporeux

Encarnacion Torralba-Penalver , Mathieu Halbwax , E. Mpogui , Taha El Assimi , Joseph Harari et al.
Semiconduteur et oxyde poreux (SCOPE 2017), Jun 2017, Lille, France
Communication dans un congrès hal-01580526 v1

Influence of electrical transport properties on performance of Si nanowire array solar cells assessed by optoelectrical modeling

Alexandra Levtchenko , Raphaël Lachaume , Jérôme Michallon , Stéphane Collin , J Alvarez et al.
E-MRS 2017 Spring Meeting, May 2017, Strasbourg, France
Communication dans un congrès hal-01632933 v1
Image document

Advances in silicon surface texturization by metal assisted chemical etching for photovoltaic applications

Sylvain Le Gall , Raphaël Lachaume , Encarnacion Torralba , Mathieu Halbwax , Vincent Magnin et al.
2017 IEEE 44th Photovoltaic Specialists Conference (PVSC), IEEE, Jun 2017, Washington, United States. ⟨10.1109/pvsc.2017.8366525⟩
Communication dans un congrès hal-01579151 v1

Direct Growth of Crystalline Silicon on GaAs by Low Temperature PECVD: Towards Hybrid Tunnel Junctions for III-V/Si Tandem Cells

Gwenaëlle Hamon , Nicolas Vaissiere Vaissière , Jean Decobert , Raphaël Lachaume , Romain Cariou et al.
13th International Conference on Concentrator Photovoltaic Systems (CPV 13), May 2017, Ottawa, Canada
Communication dans un congrès hal-01632921 v1

Silicon heterojunctions and homo-heterojunctions

Jean-Paul Kleider , J Alvarez , Raphaël Lachaume , Tristan Carrere , Delfina Muñoz
French-Russian Workshop: Beyond silicon : heterojunctions and multijunctions solar cells, Dec 2016, Gif-sur-Yvette, France
Communication dans un congrès hal-01475783 v1

Controlled elaboration of high aspect ratio cone-shape pore arrays in silicon by metal assisted chemical etching

Encarnacion Torralba-Penalver , Sylvain Le Gall , Christine Cachet-Vivier , Raphaël Lachaume , Mathieu Halbwax et al.
11th International Conference On Surface Coatings And Nanostrutured Materials (NANOSMAT), Sep 2016, Aveiro, Portugal
Communication dans un congrès hal-01579534 v1

Direct Growth of Crystalline Silicon on GaAs by Low Temperature PECVD: Towards Hybrid Tunnel Junctions for III-V/Si Tandem Cells

Gwenaëlle Hamon , Jean Decobert , Nicolas Vaissiere Vaissière , Raphaël Lachaume , Romain Cariou et al.
Journées Nationales du Photovoltaïque (JNPV), Nov 2016, Dourdan, France
Communication dans un congrès hal-01424644 v1

Characterization and modeling of group IV defects in MOS devices

Raphaël Lachaume , Arouna Darga , Ivana Capan
COST MultiScaleSolar workshop, Ruđer Bošković Institute, Oct 2016, Zagreb, Croatia
Communication dans un congrès hal-01416380 v1

Controlled elaboration of high aspect ratio cone-shape pore arrays in silicon by metal assisted chemical etching

Stéphane Bastide , Encarnacion Torralba-Penalver , Christine Cachet-Vivier , Sylvain Le Gall , Raphaël Lachaume et al.
E-MRS fall meeting 2016, Materials Research Society, Sep 2016, Varsovie, Poland
Communication dans un congrès hal-01579541 v1

Homo-hétérojonction en silicium : une nouvelle architecture pour des cellules à rendement record

Tristan Carrere , Renaud Varache , Raphaël Lachaume , Coig Marianne , Delfina Muñoz et al.
Journées Nationales du Photovoltaïque , Nov 2016, Dourdan, France
Communication dans un congrès hal-01424637 v1

Modelling of multijunction cells

Raphaël Lachaume , Martin Foldyna , Gwenaëlle Hamon , Nicolas Vaissiere Vaissière , Romain Cariou et al.
French-Russian Workshop, Dec 2016, Gif-Sur-Yvette, France
Communication dans un congrès hal-01416388 v1

Tunable Nanostructuration of Si by MACE with Pt nanoparticles under an applied external bias

Stéphane Bastide , Encarnacion Torralba-Penalver , Christine Cachet-Vivier , Sylvain Le Gall , Raphaël Lachaume et al.
10th Conference of Porous Semiconductor Science and Technology (PSST) , Mar 2016, Tarragone, Spain
Communication dans un congrès hal-01579288 v1

Realistic modeling of tandem cells formed by low temperature PECVD epitaxy of silicon-germanium on gallium arsenide

Raphaël Lachaume , Romain Cariou , Jean Decobert , Martin Foldyna , Gwenaelle Hamon et al.
E-MRS Spring Meeting 2015, May 2015, Lille, France
Communication dans un congrès hal-01232097 v1

Simulation électrique et optique de nanofils de Silicium en géométrie radiale pour des applications photovoltaïques

Alexandra Levtchenko , Raphaël Lachaume , Jean-Paul Kleider , José Alvarez , Sana Laribi et al.
Journées Nationales du Photovoltaïque 2015 (JNPV 2015), Dec 2015, Dourdan, France
Communication dans un congrès hal-01238536 v1

New insights into the modulated photocurrent technique using 2D full numerical simulations

Raphaël Lachaume , Christophe Longeaud , Jean-Paul Kleider
COST Multiscale solar Workshop 2015, Nov 2015, Valencia, Spain
Communication dans un congrès hal-01238544 v1
Image document

Investigation of Hybrid Tunnel Junction Architectures for III-V/Si Tandem Solar Cells

Gwenaelle Hamon , Romain Cariou , Raphaël Lachaume , Jean Decobert , Kevin Louarn et al.
31st European Photovoltaic Solar Energy Conference and Exhibition (EU-PVSEC 2015), Sep 2015, Hamburg, Germany. pp.75-79, ⟨10.4229/EUPVSEC20152015-1CO.10.4⟩
Communication dans un congrès hal-01232634 v1

Realistic simulation of III-V/epi-SiGe tandem solar cells

Raphaël Lachaume , Romain Cariou , Jean Decobert , Martin Foldyna , Gwenaelle Hamon et al.
COST Multiscale solar Workshop, Nov 2015, Valencia, Spain
Communication dans un congrès hal-01239075 v1

Interfaces in (p) a-Si:H/(n) c-Si heterojunctions: influence of (i) a-Si:H buffer layer and front electrode on capacitance-temperature dependencies and strong inversion layers

Olga Maslova , Raphaël Lachaume , J Alvarez , Jean-Paul Kleider
26th International Conference on Amorphous and nanocrystalline Semiconductors (ICANS 26), Sep 2015, Aachen, Germany
Communication dans un congrès hal-01232109 v1

New insights into the modulated photocurrent technique using 2D full numerical simulations

Raphaël Lachaume , Christophe Longeaud , Jean-Paul Kleider
26th International Conference on Amorphous and nanocrystalline Semiconductors (ICANS 26), Sep 2015, Aachen, Germany
Communication dans un congrès hal-01232105 v1

SiGe Low Temperature Epitaxy by PECVD on III-V MOVPE Grown Material for High Efficiency Tandem Solar Cell Applications

Jean Decobert , Romain Cariou , Kevin Louarn , Catherine Fortin , Raphaël Lachaume et al.
16th European Workshop on Metalorganic Vapour Phase Epitaxy, EWMOVPE XVI, Jun 2015, Lund, Sweden
Communication dans un congrès hal-01232098 v1

Towards realistic simulation of the novel III-V/epi-Si tandem solar cell concept

Raphaël Lachaume , Romain Cariou , Jean Decobert , Martin Foldyna , Gwenaëlle Hamon et al.
Workshop Theory and Modeling for PV, IPVF, Nov 2015, Marseille, France
Communication dans un congrès hal-01240827 v1

Caractérisation du travail de sortie de l'ITO: apports de la microélectronique

Raphaël Lachaume
JNPV 2014, Dec 2014, Dourdan, France
Communication dans un congrès hal-01104247 v1

Influence of a-Si:H/ITO Interface Properties on Performance of Heterojunction Solar Cells

Raphaël Lachaume , W. Favre , Pascal Scheiblin , Xavier Garros , N. Nguyen et al.
3rd International Conference on Crystalline Silicon Photovoltaics, Mar 2013, Hamelin, Germany
Communication dans un congrès hal-01240744 v1

In-depth electrical and physical characterization of ITO electrodes for photovoltaic and display applications

Raphaël Lachaume , Xavier Garros , Pascal Scheiblin , Guillaume Rodriguez , Denis Blachier et al.
2012 IEEE 43rd Semiconductor Interface Specialists Conference (SISC), Dec 2012, San Diego, CA, United States
Communication dans un congrès hal-01240788 v1

Impact of bulk defects in hydrogenated amorphous Si layers on performance of high efficiency HeteroJunctions solar cells assessed by 2D modeling

Raphaël Lachaume , Jean Coignus , Xavier Garros , Pascal Scheiblin , Delfina Munoz et al.
2012 13th International Conference on Ultimate Integration on Silicon (ULIS), IEEE, Mar 2012, Grenoble, France
Communication dans un congrès hal-01240804 v1

Preuve de concept de texturisation de surface de Silicium par MACE pour des applications photovoltaïques

Sylvain Le Gall , Raphaël Lachaume , Encarnacion Torralba-Penalver , Mathieu Halbwax , Vincent Magnin et al.
Journées Nationales du Photovoltaique 2018, Dec 2018, Dourdan, France
Poster de conférence hal-01961816 v1

Application de la technique de photocourant modulé (MPC) aux cellules à hétérojonctions c-Si / a-Si:H

Alexandra Levtchenko , Raphaël Lachaume , Rudolf Brüggemann , Hrachya Kyureghian , Alexandre Jaffré et al.
Journées Nationales du Photovoltaïque 2017, Dec 2017, Dourdan, France
Poster de conférence hal-01633186 v1

TANGUI: un outil de modélisation pour les cellules tandems

Cyril Léon , Raphaël Lachaume , Marie-Estelle Gueunier-Farret , Sylvain Le Gall
Journées Nationales du Photovoltaïque, Dec 2017, Dourdan, France. 2017
Poster de conférence hal-01637646 v1

Inverse metamorphic III-V/epi-SiGe tandem solar cell performance assessed by optical and electrical modeling

Raphaël Lachaume , Martin Foldyna , Gwenaelle Hamon , Nicolas Vaissiere Vaissière , Jean Decobert et al.
International 2017 IEEE Photovoltaic Specialists Conference, 2017 IEEE PVSC-44, Jun 2017, Washington D.C., United States
Poster de conférence hal-01632952 v1

Optimizing tin dioxide nanoparticles distribution for silicon nanowires growth

Letian Dai , Mutaz Al-Ghzaiwat , Wanghua Chen , Martin Foldyna , Isabelle Maurin et al.
Nanowire week, May 2017, Lund, Sweden
Poster de conférence hal-01632957 v1

Couplage des modélisations électriques/optiques pour l'étude de cellules à base de nanofils a-Si:H

Alexandra Levtchenko , Raphaël Lachaume , Jérôme Michallon , Stéphane Collin , J Alvarez et al.
Journées Nationales du Photovoltaïque 2017, Dec 2017, Dourdan, France
Poster de conférence hal-01633176 v1

Application of the cryogenic etching for mold fabrication in Si substrates

Dmitri Yarekha , Mathieu Halbwax , N. Belouchrani , Vincent Magnin , Joseph Harari et al.
Journée Nationales sur les Technologies Emergentes en micronanofabrication (JNTE 2017), Nov 2017, Orléan, France. 2017
Poster de conférence hal-01647675 v1

Tandem radial-junction silicon nanowire solar cells fabricated by PECVD

Letian Dai , Martin Foldyna , Mutaz Al-Ghzaiwat , Wanghua Chen , Isabelle Maurin et al.
Journées Nationales du Photovoltaïque (JNPV), Nov 2016, Dourdan, France. , 2016
Poster de conférence hal-01424667 v1

In-Depth Analysis of III-V/Epi-SiGe Tandem Solar Cell Performance Including Advanced Light Trapping Schemes

Raphaël Lachaume , Martin Foldyna , Gwenaëlle Hamon , Jean Decobert , Romain Cariou et al.
Photovoltaic Technical Conference, PVTC 2016, May 2016, Marseille, France. , From advanced materials and processes to innovative applications
Poster de conférence hal-01363733 v1

Direct growth of crystalline Silicon on GaAs by Low Temperature PECVD: toward hybrid tunnel junctions for III-V/Si tandem cells

Gwenaëlle Hamon , Jean Decobert , N. Vaissiere , Raphaël Lachaume , Romain Cariou et al.
43rd IEEE PV Specialists Conference, Jun 2016, Portland, United States
Poster de conférence hal-01363728 v1

Si1-xGex alloys on III-V (100): first steps in film growth by low temperature PECVD epitaxy

Nicolas Vaissiere Vaissière , Gwenaëlle Hamon , Raphaël Lachaume , Wanghua Chen , Jean Decobert et al.
Journées Nationales du Photovoltaïque (JNPV), Nov 2016, Dourdan, France. 2016
Poster de conférence hal-01424658 v1

Modélisation 2D de la courbure de bandes de l'interface Pt-Si-Electrolyte, vers une meilleure compréhension des mécanismes de gravure chimique

Sylvain Le Gall , Raphaël Lachaume , Encarnacion Torralba-Penalver , Mathieu Halbwax , Vincent Magnin et al.
Journées Nationales du Photovoltaïque (JNPV), Nov 2016, Dourdan, France. , 2016
Poster de conférence hal-01424650 v1

New insights into the modulated photocurrent technique using 2D full numerical simulations

Raphaël Lachaume , Christophe Longeaud , Jean-Paul Kleider
Journées Nationales du Photovoltaïque 2015 (JNPV 2015), Dec 2015, Dourdan, France
Poster de conférence hal-01238538 v1

Structuration de surface de Silicium par gravure chimique assistée par des métaux nobles pour la texturisation de cellules solaires : Simulation de la modulation de la courbure de bande à l’interface Metal/Electrolyte/Silicium

Sylvain Le Gall , R. Lachaume , Mathieu Halbwax , Christine Cachet-Vivier , Vincent Magnin et al.
Journée Nationale du Photovoltaique, Dec 2015, Dourdan, France
Poster de conférence hal-01246642 v1