Design Dependence of the Interface Structure and Crystalline Order of Organic Semiconductor/Dopant Heterojunctions: Pentacene/C60F48
F. Silvestri, L. Pithan, A. Babuji, C. Ocal, E. Barrena
J. Phys. Chem. C, 2021, 125, 9, 5363–5371.  DOI:10.1021/acs.jpcc.0c11439 R

From high quality packing to disordered nucleation or phase separation in donor/acceptor interfaces: ClAlPc-C60 on Au(111)
E. Barrena, R.P. Palacios-Rivera, J.E. Martínez, C. Ocal
Phys. Chem. Chem. Phys., 2021, DOI: 10.1039/D1CP01312B

Impact of Nanomorphology on Surface Doping of Organic Semiconductors: The Pentacene−C60F48 Interface
F. Silvestri, M.J. Prieto, A. Babuji, L.C. Tănase, L. de Souza Caldas, O. Solomeshch, Th. Schmidt, C. Ocal, E. Barrena
ACS Appl. Mater. Interfaces 2020, 12, 22, 25444–25452     DOI: 10.1021/acsami.0c05583

Double Beneficial Role of Fluorinated Fullerene Dopants on Organic Thin Film Transistors: Structural Stability and Improved Performance
A. Babuji, I. Temiño, A. Pérez-Rodríguez, O. Solomeshch, N. Tessler, M. Vila, J. Li, M. Mas-Torrent, C. Ocal, E. Barrena
ACS Appl. Mater. Interfaces, 2020, 12, 25, 28416–28425     DOI: 10.1021/acsami.0c06418

Surface specificity and mechanistic pathway of de-fluorination of C60F48 on coinage metals
R. Palacios-Rivera,  D. C. Malaspina,   N. Tessler, O. Solomeshch,  J. Faraudo, E. Barrena, C. Ocal
Nanoscale Adv., 2020,2, 4529-4538   DOI: 10.1039/D0NA00513D Hot Article web collection for Nanoscale Advances and selected for the International Open Access week 2020 collection

Enhancing long-term device stability using thin film blends of small molecule semiconductors and insulating polymers to trap surface-induced polymorphs
T. Salzillo, A. Campos, A. Babuji, R. Santiago, S.T. Bromley, C. Ocal, E. Barrena, R. Jouclas, C. Ruzie, G. Schweicher, Y. H. Geerts, M. Mas-Torrent
Adv. Funct. Mater. 2020, 2006115. DOI: 10.1002.admf.202006115

Effect of the Organic Semiconductor Side Groups on the Structural and Electronic Properties of Their Interface with Dopants
A. Babuji, F. Silvestri, L. Pithan, A. Richard, Y. H. Geerts, N. Tessler, O. Solomeshch, C. Ocal, E. Barrena
ACS Appl. Mater. Interfaces, 2020, 12, 51, 57578–57586. DOI: 10.1021/acsami.0c172713

Energy Alignment and Recombination in Perovskite Solar Cells: Weighted Influence on the Open Circuit Voltage
I. Gelmettia, N.F. Montcada, A. Pérez-Rodríguez, E. Barrena, C. Ocal, I. García-Benito, A. Molina-Ontoria, N. Martín, A. Vidal-Ferrana, E. Palomares
Energy and Environment Science 12 (2019) 1309-1316 DOI: 10.1039/C9EE00528E

Bipolar resistive switching on TiO2/Au by conducting Atomic Force Microscopy
M. Linares Moreau, M. Barella, L. López-Mir, N. Ghenzi, F. Golmar, L.P. Granja, C. Ocal, P. Levy
Materials Today: Proceedings 14 (2019) 100–103 DOI:10.1016/j.matpr.2019.05.062

Water adsorption, dissociation and oxidation on SrTiO3 and ferroelectric surfaces revealed by ambient pressure X-ray photoelectron spectroscopy
N. Domingo, E. Pach, K. Cordero-Edwards, V. Perez-Dieste, C. Escudero, A. Verdaguer
Phys. Chem. Chem. Phys. (2019) 21, 4920-4930 DOI: 10.1039/c8cp07632d

Effect of the Molecular Polarizability of SAMs on the Work Function Modification of Gold: Closed- versus Open-Shell Donor–Acceptor SAMs
V. Diez-Cabanes, D. C. Morales, M. Souto, M. Paradinas, F. Delchiaro, A. Painelli, C. Ocal, D. Cornil, J. Cornil, J. Veciana, I. Ratera
Adv. Mater. Technol. 4 (2019) 1800152   DOI: 10.1002/admt.201800152

Face dependent footprints of carpet-like graphene films grown on polycrystalline silicon carbide.
C. Ramírez, E. García,E. Barrena, A. De Pablos, M. Belmonte, M.I. Osendi, P. Miranzo, C. Ocal
Carbon 153 (2019) 417-427 

Pores Dominate Ice Nucleation on Feldspars
E. Pach, A. Verdaguer
J. Phys. Chem. C 123 (2019) 34, 20998–21004 DOI: 10.1021/acs.jpcc.9b05845

Surface charged species and electrochemistry of ferroelectric thin film
N. Domingo, I. Gaponenko, K. Cordero-Edwards, N. Stucki, V. Pérez-Dieste, C. Escudero, E. Pach, A. Verdaguer, P. Paruch
Nanoscale 11 (2019) 17920  DOI: 10.1039/c9nr05526f


Real Space Demonstration of Induced Crystalline 3D Nanostructuration of Organic Layers
Markos Paradinas, Ana Pérez-Rodríguez, Esther Barrena, Carmen Ocal
J. Phys. Chem. B (2018) 122(2), 633−639DOI: 10.1021/acs.jpcb.7b05342

In-situ Scrutiny of the Relationship between Polymorphic Phases and Properties of Self-Assembled Monolayers of a Biphenyl Based Thiol 
Markos Paradinas, Carmen Munuera, Manfred Buck, Carmen Ocal
J. Phys. Chem. B (2018) 122(2), 657-665DOI: 10.1021/acs.jpcb.7b05958

Decoding the vertical phase separation and its impact on C8-BTBT:PS transistor properties
Ana Pérez-Rodríguez, Inés Tremiño, Carmen Ocal, Marta Mas-Torrent, Esther Barrena
ACS Appl. Mater. Interfaces (2018) 10 (8), 7296–7303DOI: 10.1021/acsami.7b19279

Electron Accumulative Molecules
B. Buades, V. Sanchez Arderiu, D. Olid-Britos, Cl. Viñas, R. Sillanpää, M. Haukka, X. Fontrodona, M. Paradinas, C. Ocal, F. Teixidor 
J. Am. Chem. Soc. (2018), 140(8), 2957-2970 DOI: 10.1021/jacs.7b12815

Solving the long-standing controversy of long-chain alkanethiols surface structure on Au(111)
X. Torrelles, E. Pensa, E. Cortés, R. Salvarezza, P. Carro, C. Hernández Guerrero, C. Ocal, E. Barrena, S. Ferrer
J. Phys. Chem, C (2018), 122 (7), 3893–3902 DOI: 

Boosting Self-Assembly Diversity in the Solid-State by Chiral/non-Chiral ZnII-Porphyrin Crystallization
Wenjie Qian, Arántzazu González-Campo, Ana Pérez-Rodríguez, Sabina Rodríguez-Hermida, Inhaz Imaz, Klaus Wurst, Daniel Maspoch, Eliseo Ruiz, Carmen Ocal, Esther Barrena, David B. Amabilino, and Núria Aliaga-Alcalde
Chem. Eur. J. (2018) 24,12950 –12960 DOI: 10.1002/chem.201802031

Chiral organization and Charge Redistribution in Chloroaluminum Phtalocyanine on Au(111) Beyond the Monolayer
S. Matencio, R. Palacios-Rivera, J.I. Martínez, C. Ocal and E. Barrena
J. Phys. Chem, C (2018) 122 (28), 16033–16041 DOI: 10.1021/acs.jpcc.8b02385

Enantiopure Supramolecular Motifs of Self-assembled Diamine-based Chiral Molecules on Cu(100)
R. Palacios-Rivera, E. Barrena,  J. Faraudo, P. Gargiani, M.A. Niño, D. Arvanitis, I. Kowalik, J.J. de Miguel and Carmen Ocal
J. Phys. Chem, C (2018)122 (42), 24129–24136 DOI: 10.1021/acs.jpcc.8b07322

Water at surfaces and interfaces: From molecules to ice and bulk liquid
Tomoko K. Shimizu, Sabine Maier, Albert Verdaguer, Juan-Jesus Velasco-Velez, Miquel Salmeron
Progress in Surface Science DOI: 10.1016/j.progsurf.2018.09.004

Substrate Dependence of Freezing Dynamics of Supercooled Water Films: A High-Speed Optical Microscope Study
E. Pach, L. Rodriguez, and A. Verdaguer
J. Phys. Chem. B, 2018, 122, 818-826 DOI: 10.1021/acs.jpcb.7b06933

A Model for the Characterization of the Polarizability of Thin Films Independently of the Thickness of the Film
M. Sacha, A. Verdaguer, M. Salmeron
J. Phys. Chem. B, 2018, 122, 904-909 DOI: 10.1021/acs.jpcb.7b06975




A molecular-scale portrait of domain imaging in organic surfaces
Ana Pérez-Rodríguez, Esther Barrena, Antón Fernández, Enrico Gnecco, Carmen Ocal

Nanoscale 9, 5589-5596 (2017)  DOI: 10.1039/c7nr01116d

Spray-coated contacts from an organic charge transfer complex solution for organic field-effect transistor
S. Georgakopoulos, A. Pérez-Rodríguez, A. Campos, I. Temiño, S. Galindo, E. Barrena, C. Ocal, M. Mas-Torrent
Organic Electronics 48, 365-370 (2017)

S-Shaped I–V Characteristics of Organic Solar Cells: Solving Mazhari’s Lumped-Parameter Equivalent Circuit
B. Romero, G. del Pozo, B. Arredondo, D. Martín-Martín, M. P. Ruiz Gordoa, A. Pickering, A. Pérez-Rodríguez, E. Barrena, 
F. J. García-Sánchez
IEEE Transactions on Electron Devices 64, 11, 4622-4627, (2017)

In situ Studies of Morphology Formation in Solution-Processed Polymer–Fullerene Blends
E. Barrena, F. Buss, A. Pérez-Rodríguez, M. Sanyal, B. Schmidt-Hansberg, M.F.G. Klein, Ph. Scharfer, W. Schabel, U. Lemmer
In: Leo K. (eds) Elementary Processes in Organic Photovoltaics. Advances in Polymer Science, vol 272. Springer, Cham (2017) DOI:10.1007/978-3-319-28338-8_1





Understanding the effecct of solvent vapor annealing on solution-processed A-D-A oligothiophene bulk-heterojunction solar cells: the role of alkyl side chains
C.D. Wessendorf, A. Perez-Rodriguez, J. Hanisch, A.P. Arndt, I. Ata, G.L. Schulz, A. Quintilla, P. Bäuerle, U. Lemmer, P. Wochner, E. Ahlswede, E. Barrena

J. Mater. Chem. A, 2016, 4, 2571-2580, DOI: 10.1039/C5TA07713C

Film Quality and Electronic Properties of a Surface-Anchored Metal-Organic Framework Revealed by using a Multi-technique Approach
J. Liu, M. Paradinas, L. Heinke, M. Buck, C. Ocal, V. Mugnaini, Ch. Wöll

ChemElectroChem 2016, 3, 1 – 7, DOI: 10.1002/celc.201500486

Microfluidic Pneumatic Cages: A novel approach for in-chip crystal trapping, manipulation and controlled chemical treatment
A. Abrishamkar, M. Paradinas, E. Bailo, R. Rodriguez-Trujillo, R. Pfattner, R.M. Rossi, C. Ocal, A.J. deMello, D. Amabilino, J. Puigmartí-Luis

Journal of Visualized Experiments, 2016 

Misfit Dislocation Guided Topographic and Conduction Patterning in Complex Oxide Epitaxial Thin Films
F. Sandiumenge, N. Bagués, J. Santiso, M. Paradinas, A. Pomar, Z. Konstantinovic, C. Ocal, Ll. Balcells, M.-J. Casanove, B. Martínez
Advanced Materials Interfaces, 2016, 1600106 (1-9)DOI: 10.1002/admi.201600106

Prominent local transport in silicon carbide composites containing in-situ synthesized three-dimensional graphene networks
P. Miranzo, L. López-Mir, B. Román-Manso, M. Belmonte,  M.I. Osendi, C. Ocal
Journal of the American Ceramic Society 2016, 35, 3073-3081 DOI:10.1016/j.jeurceramsoc.2016.04.035

Micro and nano-patterning of single-crystal diamond by swift heavy ion irradiation
G. García, I. Preda, M. Díaz-Híjar, V. Tormo-Márquez, O. Peña-Rodríguez, J. Olivares, F. Bosia, N.M. Pugno, F. Picollo, L. Giuntini, A.Sordini, P. Olivero, L. López-Mir, C. Ocal
Diamond and Related Materials, 2016, DOI:10.1016/j.diamond.2016.06.015

Gaining Further Insight into the Solvent Additive-Driven Crystallization of Bulk-Heterojunction Solar Cells by in Situ X‑ray Scattering and Optical Reflectometry
F. Buss, B. Schmidt-Hansberg, M. Sanyal, C. Munuera, Ph. Scharfer, W. Schabel, E. Barrena
Macromolecules 2016, 49, 4867−4874, DOI: 10.1021/acs.macromol.6b00193

Growth instabilities as a source of surface chemical structuration in functional perovskite thin films
L. López-Mir, Ll. Balcells,  S. Valencia, F. Kronast, B. Martínez, J.J. de Miguel, C. Ocal
Cryst. Growth Des. 2016, 16, 5479−5486, DOI: 10.1021/acs.cgd.6b00933

Coming across a novel copper oxide 2D framework during the oxidation of Cu(111)
S. Matencio, E. Barrena, C. Ocal
Physical Chemistry Chemical Physics 2016, 18, 33303 – 33309, DOI: 10.1039/C6CP07134



Giant reversible nanoscale piezoresistance at room temperature in Sr2IrO4 thin films
N. Domingo, L. López-Mir, M. Paradinas, V. Holy, J. Zelezny, D. Yi, S.J. Suresha, J. Liu, R. Ramesh, C. Ocal, X. Martí, G. Catalán
Nanoscale 2015, 7, 3453 – 3459 DOI: 10.1039/C4NR06954D

Bottom-up on-crystal in-chip formation of a conducting salt and a view of its restructuring: From organic insulator to conducting “switch” through microfluidic manipulation
J. Puigmartí-Luis, M. Paradinas, E. Bailo, R. RodriguezTrujillo, R. Pfattner, C. Ocal, D.B. Amabilino
Chemical Science 2015, 6, 3471-3477 DOI: 10.1039/c5sc00203f

Structure formation in diindenoperylene thin films on copper(111)
H. Aldahhak, S. Matencio, E. Barrena, C. Ocal, W. G. Schmidt and E. Rauls 
Phys. Chem. Chem. Phys., 2015, 17, 8776—8783. DOI: 10.1039/c4cp05271d
Intramolecular force contrast and dynamic current-distance measurements at room temperature
F. Huber, S. Matencio, A.J. Weymouth, C. Ocal, E. Barrena, and F.J. Giessibl
Phys. Rev. Lett. 2015, 066101-1-4. DOI: 10.1103/PhysRevLett.115.066101
(Article Selected for a Viewpoint in Physics)
Enhanced conduction and ferromagnetic order at (100)-type twin walls in La0.7Sr0.3MNOthin films
Ll. Balcells, M.Paradinas, N.Baguès, N.Domingo, R.Moreno, R.Galceran, M.Walls, J.Santiso, Z.Konstantinovic, A.Pomar, M_J. Casanove, C. Ocal, B. Martínez, F.Sandiumenge
Phys:Rev. B 2015, 92, 075111,1-4 DOI: 10.1103/PhysRevB.92.075111

Instability and Surface Potential Modulation of Self-Patterned (001)SrTiO3 Surfaces 
L. Aballe, S. Matencio, M. Foerster, E. Barrena, F. Sánchez, J. Fontcuberta and C. Ocal 
Chem.Mater. 2015, 27, 6198−6204 DOI: 10.1021/acs.chemmater.5b00661

Threshold-Voltage Shifts in Organic Transistors Due to SelfAssembled Monolayers at the Dielectric: Evidence for Electronic Coupling and Dipolar Effects
M. Aghamohammadi, R.Rödel, U.Zschieschang, C. Ocal, H. Boschker, R. T. Weitz, E. Barrena, H. Klauk
ACS Appl. Mater. Interfaces 2015, 7, 22775−22785 DOI: 10.1021/acsami.5b02747







Tailored surfaces of perovskite oxide surfaces for conducted growth of thin films
F. Sánchez, C. Ocal, J. Fontcuberta
Chemical Society Reviews 2014 43 (7), 2272 – 2285

Predicting Supramolecular Self-assembly on Reconstructed Metal Surfaces
Thomas J. Roussel, Esther Barrena, Carmen Ocal, and Jordi Faraudo
Nanoscale 2014, 6(14), 7991-8001

Influence of the Relative Molecular Orientation on Interfacial Charge-Transfer Excitons at Donor/Acceptor Nanoscale Heterojunctions
M. Aghamohammadi, A. Fernández, M. Schmidt, A. Pérez-Rodríguez, A.R.Goñi, J. Fraxedas, G. Sauthier, M. Paradinas, C. Ocal, E. Barrena.
J. Phys. Chem. C, 2014, 118 (27), pp 14833–14839

Macroscopic evidence of nanoscale resistive switching in La2/3Sr1/3MnO3 micro-fabricated bridges
Peña, Luis; Garzon, Luis; Galceran, Regina; Pomar, Alberto; Bozzo, Bernat; Konstantinovic, Zorica; Sandiumenge, Felip; Balcells, Lluis; Ocal, Carmen; Martinez, Benjamin.
Journal of Physics Condensed Matter 2014, 26 – 39, 395010

Interplay between Fullerene Surface Coverage and Contact Selectivity of Cathode Interfaces in Organic Solar Cells
A.Guerrero, B. Dörling, T. Ripolles-Sanchis, M. Aghamohammadi, E. Barrena, M.o Campoy-Quiles, and G. Garcia-Belmonte, ACS Nano, 2013, 7, pp4637–4646

Surface grafting of a dense and rigid coordination polymer based on tri-para-carboxy-olychlorotriphenylmethyl radical and copper acetate
V. Mugnaini, M. Paradinas, O. Shekhah, N. Roques, C. Ocal, Ch. Wöll, J. Veciana
Jour. of Materials Chemistry C 2013, 1, 793-800, DOI: 10.1039/C2TC00037G

Heterogeneous nanotribological response of polymorphic self-assembled monolayers arising from domain and phase dependent friction
M. Paradinas, C. Munuera, Ch.Silien, M. Buck and C.Ocal
Phys. Chem. Chem. Phys., 2013, 15 (4), 1302 – 1309 DOI:10.1039/C2CP43769D

PTM Radicals for Molecular-Based Electronic Devices
N. Crivillers, M. Mas-Torrent, C. Simao, M. Paradinas, C. Munuera, C. Ocal, S.T. Bromley, C.Rovira, J. Veciana
Architecture and Design of Molecule Logic Gates and Atom Circuits, Advances in Atom and Single Molecule Machines
© Springer-Verlag Berlin Heidelberg 2013. DOI 10.1007/978-3-642-33137-4 6

In situ processing of electrically conducting graphene/SiC nanocomposites
P. Miranzo, C. Ramírez, B. Román-Manso, L. Garzón, H.R. Gutiérrez, M. Terrones, C. Ocal, M.I. Osendi, M. Belmonte
Journal of the European Ceramic Society 2013, 33, 1665-1674

“Investigation of non-halogenated solvent mixtures for high throughput fabrication of polymer-fullerene solar cells”

B. Schmidt-Hansber, M. Sanyal, N. Grossiord, Y. Galagan, M. Baunach, M. F.G. Klein, A. Colsman, P. Scharfer, U. Lemmer, H. Dosch, J. Michels, E. Barrena, W. Schabel 
Solar Energy Materials and Solar Cells,   96, 195–201 (2012)

Structure Formation in Low-Bandgap Polymer:Fullerene Solar Cell Blends in the Course of Solvent Evaporation

Schmidt-Hansberg, Benjamin; Klein, Michael F. G.; Sanyal, Monamie; et al.
Macromolecules, 45, 7948-7955  
DOI: 10.1021/ma300945k

Tailored Interfaces for Self-Patterning Organic Thin-Film Transistors

J.W. Ward, M.A. Loth, R. J.Kline, M. Coll, C. Ocal, J.E. Anthony, O.D. Jurchescu
Jour. of Materials Chemistry 2012, 22(36), 19047-19053  DOI: 10.1039/c2jm33974a

Nanoscale laterally-modulated properties of oxide ultrathin films by substrate termination replica through layer-by-layer growth

C. Ocal, R. Bachelet, L. Garzón, M. Stengel, F. Sánchez and J. Fontcuberta
Chem. Mat (2012)  DOI: 10.1021/cm302444s 

The memory effect of nanoscale memristors investigated by conducting scanning probe microscopy methods

C. Moreno, C. Munuera, X. Obradors and C. Ocal
Beilstein J. Nanotechnol. 2012, 3, 722-730



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