2011 Spanish Conference on

Electron Devices

(CDE 2011)

Palma de Mallorca, Spain8-11 February 2011

4 IEEE IEEE Catalog Number: CFP11589-PRT

ISBN: 978-1-4244-7863-7

8th Spanish Conference on Electron Devices1

Palma de Mallorca, 8-11 February 2011

Table of Contents

Track: Materials and process technology

#14 Electrical and Chemical Characterization of High Pressure Sputtered Scandium Oxide for 1

Memory ApplicationsPedro Carlos Feijoo, Maria Toledano-Luque, Alvaro del Prado, Enrique San Andres, Maria Luisa

Lucia, and Jose Luis Garcia Fierro

#16 GaN Ohmic Contact Resistance vs Temperature 4Abel Fontsere, A. Perez-Tomas, M. Placidi, P. Fernandez-Martinez, N. Baron, S. Chenot, Y. Cordier

,

J. C. Moreno,M. R. Jennings, P. M. Gammon, and D. Walker

#18 Integration of III-V Materials on Silicon Substrates for Multi-junction Solar Cell Applications 6Elisa Garcia-Tabares, Diego Martin, Ivan Garcia, Ignacio Rey-Stolle, and Carlos Algora

#24 Microwave annealing effect on the resistivity of doped hydrogenated amorphous silicon on glass 10

Huai-Yi Chen, Yao-Jen Lee, and Chien-Pin Chang

#31 Perfectly Ordered Nanoporous Anodic Alumina Templates 12Abel Santos Alejandro, Josep Ferre Borrull, Josep Pallares Marzal, and Lluis Francesc Marsal Garvi

#34 Effect ofthe deposition temperature on the properties of Zn3N2 layers grown by rf magnetron 16

sputteringCarlos Garcia Nunez, Jose Luis Pau, Maria Jesus Hernandez, Manuel Cervera, and Juan Piqueras

#35 Sn doped GaAs grown by CBE using tetramethyltin 20

Carlos Garcia Nunez, Daniel Ghita, and Basilio Javier Garcia

#38 Physical characterization ofYSZ solid electrolyte thin films fabricated by sputtering techniquesLander Rojo, Irene Castro, Jaime Herran, Gemma GaMandayo, and Enrique Castano

23

#49 Fabrication and characterization of flexible flat electrodes for biomedical microdevices 26

Maria Carmen Fuentes, Miriam Fernandez, Isabel Ayerdi, and Francisco Javier Gracia

#50 Interface engineering by metal electrode scavenging of Gd2Q3 films sputtered on Si 30

Maria Angela Pampillon, Pedro Carlos Feijoo, Enrique San Andres, Maria Toledano-Luque, Alvaro

del Prado, Antonio Jose Blazquez, and Maria Luisa Lucia

#83 Comparison ofA12Q3 thin films grown by ALP using H2Q or 03 as oxidant source 34

Francesca Campabadal, Oihane Beldarrain, Miguel Zabala, Maria Cruz Acero, and Joan Marc Rafi

#96 Atomistic process simulation for future generation nanodevices 38Luis Alberto Marques Cuesta, L. Pelaz, M. Aboy, P. Lopez, and I. Santos

#97 Fabrication process of a SU-8 monolithic pressurized microchamber for pressure driven 42

microfluidic applicationsJose Miguel Moreno, Francisco Perdigones, and Jose Manuel Quero

#98 Optical measurements on GaAs(Ti) thin films sputtered on GaAs 46

Alfredo Boronat Moreiro, S. Silvestre, L. Castaner

#103 Insulator-Metallic Transition in Ti implanted Silicon Layers for Intermediate Band 49

David Pastor, Javier Olea, Alvaro Del Prado, Eric Garria-Hemme, Ignacio Martil, and German

Gonzalez-Diaz

#113 Molecular implants and cold implants: two new strategies for junction formation of future Si 53

devices

Ivan Santos, Luis Alberto Marques, Pedro Lopez, Lourdes Pelaz, and Maria Aboy

#114 Metamorphic antimonides on GaAs for thermophotovoltaic devices^

A. M. Sanchez, J. M. Ripalda, A. G. Taboada, A. Rivera, B. Alen, D. Fuster, Y. Gonzalez,L.Gonzalez, G. Balakrishnan

#115 Solution-processed organic devices developed by a novel cost-effective patterning technique 59

based on electrical erosion

Juan Jimenez-Trillo, Angel Luis Alvarez, and Carmen Coya

#124 Simulation study of ion implanted defects associated to luminescence centers in silicon 63

Maria Aboy, Ivan Santos, Lourdes Pelaz, Luis A. Marques, and Pedro Lopez

#135 Investigation of surface plasmon resonance in Au nanoparticles deposited on ZnO:Al thin films 67

Jose Luis Pau Vizcaino, Jose Maria Abad, Maria Jesus Hernandez, Manuel Cervera, Encarnacion

Lorenzo, Juan Piqueras, Eduardo Ruiz, and Carlos Garcia Nunez

#136 Sputter optimization of A1N on Diamond substrates for high frequency SAW resonators 71Juan Gabriel Rodriguez Madrid, Gonzalo Fuentes Iriarte, Daniel Araujo Maria del Pilar Villar -,

Oliver Williams -, and Fernando Calle Gomez

#138 Fabrication and characterization at high temperature of AlGaN/GaN Enhancement-mode 75

HEMTs

Sara Martin-Horcajo, M. J. Tadjer, M. F. Romero, R. Cuerdo, and Fernando Calle

Track: Device modeling and simulation

#4 Hydrodynamic device simulation of 200 GHz SiGe Heterojunction Bipolar Transistors 79

Juan Miguel Lopez-Gonzalez

#5 Analytical Modeling of Base Transit Time and Gain of InP/InGaAs HBTs including Effect of S3

TemperatureSubhra Chowdhury and Sukla Basu

#11 Analytical Modelling of Multiple-Gate MOSFETs 87

Romain Ritzenthaler, Francois Lime, Frederic Martinez, Olivier Faynot, Fabien Pascal, Matteo

Valenza, Enrique Miranda, Sorin Cristoloveanu, and Benjamin Iniguez

#12 Modeling Ballistic Double Gate MOSFETs using Neural Networks Approach 91Ahmed Fathy Abo-Elhadeed

#13 A simple analytical and explicit compact model for the drain current of UTB SOI MOSFETs. 95Francois Lime, Romain Ritzenthaler, Enrique Miranda, Frederic Martinez, Fabien Pascal, BenjaminIniguez, and Olivier Faynot

#15 Modeling and simulation of a cost-effective microfluidic circuit for particles' manipulation ^9

Vito di Virgilio, Arnau Coll, Sandra Bermejo, and Luis Castaner

#20 BSIM4 Characterization of Current Enhancement in Short Channel s-Si/SiGe NMOS 105Abhishek A. Shanna, Rohan Shelar, Apeksha Shenoy, Rishkul Kulkami, Pranit Kalantri, TanmayPotnis, and Apurva Limaye

#22 Asymmetrically-Recessed Nano-scale In0.52A10.48As-In0.53Ga0.47As Double-Gate HEMT for 108High Breakdown VoltageServin Rathi, R. S. Gupta, and Mridula Gupta

#23 Estimating and Enhancing the Tolerance and Yield for Tunneling SRAM Cells by Simulation 111Dingli Zuo, and Michael J. Kelly

#28 Quasi-static magnetoresistive sensor modeling for current-time conversion circuit applications 115

Andres Roldan, Candid Reig, Juan Bautista Roldan, Maria Dolores Cubells-Beltran, Aurelio Cano-

Abellan, S. Cardoso, and P.P. Freitas

#32 Ge content and recess depth dependence of the Band-to-Band Tunneling Current in Sil-xGex/Si 119

hetero-junctionsAbraham Luque Rodriguez, Mireia Bargallo Gonzalez, Geert Eneman, Cor Claeys, Eddy Simoen, and

Juan Antonio Jimenez Tejada

#37 Planar Micro Ion Mobility Spectrometer Modelling for Explosives Detection 123

Raquel Cumeras, Isabel Gratia, Eduard Figueras, Luis Fonseca, Joaquin Santander, Marc Salleras,Carlos Calaza, Neus Sabate, and Carles Cane

#48 Threshold Voltage Model for Ion-Implanted Short Gate-Length GaAs MESFETs under Dark and 127

Illuminated Conditions

Shweta Tripathi, and S. Jit

#62 DC Thermal Numerical Simulation of DG MOSFET 131

Benito Gonzalez, Benjamin Iniguez, Antonio Lazaro, and Antonio Cerdeira

#77 OPTTR induced current oscillations in GaN diodes. Monte Carlo simulations 135

Ana Iniguez de la Torre, Javier Mateos, and Tomas Gonzalez

#78 Monte Carlo study of the dynamic performance of isolated-gate InAs/AlSb HEMTs 139

Helena Rodilla, Tomas Gonzalez, Giuseppe Moschetti, Jan Grahn, and Javier Mateos

#81 Portable Silicon Neutron Detector System 143

Consuelo Guardiola, C. Fleta, M. Lozano, D. Quirion, J. Rodriguez

#87 Circuit models for PN integrated varactors 147

Margarita Marrero-Martin, Javier Garcia, Benito Gonzalez, and Antonio Hernandez

#93 Monte Carlo study of impact ionization and hole transport in InAs HEMTs with isolated gate 151

Beatriz Garcia Vasallo, Helena Rodilla, Tomas Gonzalez, Giuseppe Moschetti, Jan Grahn, and Javier

Mateos

#95 Static and large signal noise analysis in GaAs and GaN Schottky diodes for high frequency 155

applicationsDiego Pardo Santos, Jesus Grajal de la Fuente, Susana Perez Santos, Javier Mateos Lopez, and Tomas

Gonzalez Sanchez

#101 Gain estimation ofRTAPD devices by means of TCAD numerical simulations 159Ignasi Cortes, Pablo Fernandez-Martinez, David Flores, Salvador Hidalgo, and Jose Rebollo

#102 An e-Science Infrastructure for Nanoeletronic Simulations based on Grid and Cloud 163TechnologiesFernando Gomez Folgar, Javier Lopez Cacheiro, Carlos Fernandez Sanchez, Antonio GarciaLoureiro, and Raul Valin Ferreiro

#104 Compact modeling of the contact effects in organic thin film transistors 167Karam Mohammad Awawdeh, Juan Antonio Jimenez Tejada, Juan Antonio Lopez Villanueva, Juan

Carceller, Mohammad Jamal Deen, N. B. Chaure Chaure, T. Basova Basova, and Asim Ray

#105 Voltage-sensor monolithically integrated in 3.3 kV IGBTs. 171

Jesus Urresti, David Flores, Salvador Hidalgo, Jose Rebollo, Christian Caramel, Patrick Austin, andJean-Louis Sanchez

#109 Study of frequency dispersion effects to consider in a capacitance model for OTFTs 175

Alejandra Castro-Carranza, Magali Estrada, Antonio Cerdeira, Jairo C. Nolasco, Benjamin Iniguez,Rodrigo Picos, Lluis Marsal, and Josep Pallares

#116 The Effect of Carrier Heating on the Noise Spectral Densities for Double-Gate MOSFET 179

Devices

Bogdan Nae, Antonio Lazaro, Romain Ritzenthaler, and Benjamin Iniguez

#121 A Monte Carlo model for the study of n-type strained Silicon Schottky Diodes 183Jose Maria Galeote, Raul Rengel, Elena Pascual, and Maria Jesus Martin

#125 On the relationship between the intrinsic cut-off frequency and the electron transit time in 187nanoscale devices

Abdelilah Benali, F. L. Traversa, G. Albareda, A. Alarcon, M. Aghoutane, and X. Oriols

#126 BITLLES: an approach to quantum time-dependent electron transport at the nanoscale 191G. Albareda, F. L. Traversa, A. Alarc'on, A.Benali, A.Padro, and X.Oriols

#130 Parallel Performance ofthe PETSc Krylov Methods Applied to Linear Systems of 3D 195Nanodevice Simulators.

Angela Garcia Rivera, Raul Valin Ferreiro, Natalia Seoane Iglesias, Manuel Aldegunde Rodriguez,and Antonio Garcia Loureiro

#131 Low-injection behaviour of a solar cell with a metallic grating back-reflector 199

Francisco Llopis, Mario Jakas, and Ignacio Tobias

#132 Current-Voltage Characteristics of Graphene Based Devices

Oana Moldovan, and David Jimenez

#133 Simulation of transport in fully epitaxial (Zn.Co)Q/ZnO/(Zn.Co)0 magnetic tunnel junction 206

Enrique Comesana, Manuel Aldegunde, and Antonio Garcia-Loureiro

#134 Monte Carlo simulation of graded-channel fully depleted SOI nMOSFETs 210

Maria Jesus Martin, Raul Rengel, Jose Maria Galeote, Michelly de Souza, and Marcelo Antonio

Pavanello

#137 Improving the Firing Mechanisms in Thyristors for Lighting Applications 214

David Flores, Salvador Hidalgo, Ana Villamor, Seanus Mcquaid, and Imanol Mazarredo

#142 Easy Modeling of OTFTs using Neural Networks 218

M. Lagziri, R. Picos, N. Bentaibi, M. Boussouis, and E. Garcia-Moreno

Track: Characterization and reliability

#19 Accelerated Life Testing Leds On Temperature And Current. 222

Eduardo Nogueira, and Juan Mateos

#27 Defect Level Prediction of Printed Circuit Board Assembly Manufacturing based on DPMO 226

Metric

Radek Soukup

#33 Load Resistor as a Worst-Case Parameter to Investigate Single-Event Transients in Analog 230

Electronic Devices

Isabel Lopez-Calle, Francisco J. Franco, Jesus G. Izquierdo, and Juan A. Agapito

#40 Characterization of SrTi03-based MIM capacitors grown by using different precursors and 234

growth temperatures.Hector Garcia, Helena Castan, Alfonso Gomez, Salvador Duenas, Luis Bailon, Kaupo Kukli, M.

Kariniemi, M. Kemell, J. Niinisto, M. Ritala, and M. Leskela

#41 A study of tunneling assisted charge exchange on the inner interface ofhigh-k dielectric stacks. 238

Helena Castan, Hector Garcia, Alfonso Gomez, Salvador Duenas, and Luis Bailon

#42 Negative-resistance effect in A12Q3 based and nanolaminated MIS structures 242

Alfonso Gomez, Helena Castan, Hector Garcia, Salvador Duenas, Luis Bailon, Francesca

Campabadal, Joan Marc Rafi, and Mikel Zabala

#51 DIELECTRIC BREAKDOWN RECOVERY rN ULTRATHIN HIGH-K GATE STACKS: 246

IMPLICATIONS IN MOSFETS AND CIRCUIT PERFORMANCE.

Albert Crespo-Yepes, Javier Martin-Martinez, Rosana Rodriguez, Montse Nafria, and Xavier

Aymerich

#52 LASER System for Space Environment Emulation 250

Isabel Lopez-Calle, Francisco Javier Franco, Jesus Gonzalez, Antonio Hernandez, and Juan Andres

Agapito

#60 Temperature dependence of Monolithic IH-V Triple-Junction Solar Cells 254

Eduardo Fernandez Fernandez, Antonio Garcia Loureiro, Pedro Perez Higueras, and Gerald Siefer

Siefer

#66 High-k dielectric polvcrvstallization effects on the nanoscale electrical properties of MPS 258

structures

Albin Bayerl, Vanessa Iglesias, Mario Lanza, Marc Porti, Montserrat Nafria, and Xavier Aymerich

#71 Power-law logistic model for the current-time characteristic of metal gate/high-K/III-V 262

semiconductor capacitors

Enrique Alberto Miranda, C. Mahata, T. Das, and C.K. Maiti

#100 Visible and UV Raman Scattering Study of Lattice Recovery on Ti implanted Silicon Layers 265

David Pastor, Javier Olea, Alvaro Del Prado, Eric Garcia-Hemme, Ignacio Martil, German Gonzalez-

Diaz, Jordi Ibanez, Ramon Cusco, and Luis Arms

#123 Aging mechanisms in strain Si/high-k based pMOS transistors. Implications in CMOS circuits 269

Javier Martin-Martinez, Esteve Amat, Nuria Ayala, Mireia Bargallo-Gonzalez, Peter Verheyen,Rosana Rodriguez, Montse Nafria, Xavier Aymerich, and Eddy Simoen

Track: Sensors, actuators and micro/nano systems

#3 Thickness influence on gas sensing characteristics of NiO thin films for formaldehyde detection 273

Irene Castro, Gemma Garcia Mandayo, and Enrique Castano

#6 Design and fabrication of Love-wave sensors: An experimental study 277

Daniel Matatagui, Jose Luis Fontecha, Maria Jesus Fernandez, Isabel Gracia, Carles Cane, and Maria

del Carmen Horrillo

#79 Capacitive pressure sensor fabricated using Printed Circuit Board techniques 281

Antonio Luque, Francisco Perdigones, Diego Medina, Juan Garcia, and Jose M. Quero

#82 Fabrication of a MEMS based high precision solar sensor for satellite applications using CMOS 285

technologyFrancisco Jose Delgado Sesena, Juan Garcia Ortega, Cristina Lopez Tarrida, and Jose Manuel QueroReboul

#84 Pneumatic Free Piston Fabricated in SU-8 for MEMS Applications 289

Carmen Aracil, Francisco Perdigones, Jose A. Riveros, Bias Bogado, and Jose Manuel Quero

#88 Towards a Low-Cost Production of Monodispersed Microbubbles Using PCB-MEMS 293

TechnologyJavier Villegas, Francisco Perdigones, Jose Miguel Moreno, and Jose Manuel Quero

#127 Self-sensing Cantilevers for the Measurement of fbiomolecular) Forces 297

G. Tosolini, L. G. Villanueva, F. Perez Murano, and J. Bausells Roige

#128 Strategies for Improving Sensitivity to Nitrogen Oxides in Electrochemical Gas Sensors for 301Lean Combustion EnginesCarlos Lopez-Gandara, Josep M. Fernandez-Sanjuan, Francisco M. Ramos, and Albert Cirera

Track: Photovoltaic and optoelectronic devices and displa

#17 Emitter Diffusion Method for Extremely Thin Silicon Wafers 305

Efrain Ochoa Martinez, Daniel Merchan Millan, Rocio Romero, Mercedes Gabas, Lourdes Martinez,Francisco Martin, Dietmar Leinen, Candido Vazquez, Bouchaib Hartiti, and Jose Ramon Ramos

Barrado

309#30 Triple-Junction Solar Cells for Ultra-High Concentrator ApplicationsEnrique Barrigon, Elisa Garcia-Tabares, Ivan Garcia, Ignacio Rey-Stolle, and Carlos Algora

#56 Novel Er-doped organic complexes for application in 1.5 um emitting solution-processed OLEDs 313

Carmen Coya, Angel Luis Alvarez, Jesus Martin Gil, Maria Martin, Pablo Martin Ramos, and Carlos

Zaldo

#63 Performance and Degradation of Organic Solar Cells with Different P3HT:PCBM[70] Blend

Composition

317

Victor Samuel Balderrama Vazquez, Magali Estrada Cueto, Pilar Formentin, Bejamin Iniguez, J.

Ferre-Borrull, Josep Pallares, Jairo Cesar Nolasco, Emilio Palomares, Antonio Sanchez Diaz, and

Luis F. Marsal Garvi

#67 Simulation of the temperature dependence of a-Si:H solar cell current-voltage characteristics 321

Pablo Otero Perez, Jose Antonio Rodriguez Gonzalez, Enrique Comesana, Antonio Garcia Loureiro,Michael Vetter, and Jordi Andreu

#68 Simulation ofthe effect of p-layer properties on the electrical behaviour of a-Si:H thin film solar 325

cells

Jose Antonio Rodriguez Gonzalez, Pablo Otero Perez, Enrique Comesana, Antonio Jose Garcia-

Loureiro, Michael Vetter, and Jordi Andreu

#72 Crystalline silicon solar cells beyond 20% efficiency 329

Pablo Ortega, Gema Lopez, Albert Orpella, Isidro Martin, Monica Colina, Cristobal Voz, Sandra

Bermejo, Joaquim Puigdollers, Miguel Garcia, and Ramon Alcubilla

#85 Optoelectronic Properties in InAs/GaAs Quantum Dots Arrays Systems 333

Abraham Luque Rodriguez, Salvador Rodriguez Bolivar, Francisco Manuel Gomez Campos, Juan

Antonio Lopez Villanueva, Juan Antonio Jimenez Tejada, Maria Trinidad Garcia Fernandez, and Juan

Enrique Carceller Beltran

#86 2D-FDTD Analysis of Light Propagation in Nanostructured Organic Solar Cells 337

Pedro Granero, Josep Ferre-Borrull, Josep Pallares, and Llui's Francesc Marsal

Track: Emerging devices

#53 Toward THz Gunn Oscillations in Planar GaN Nanodiodes 341

Ana Iniguez-de-la-Torre, Javier Mateos, Ignacio Iniguez-de-la-Torre, and Tomas Gonzalez

#75 Micro-Barcodes for Biological applicationsMarta Duch, Rodrigo Gomez, Sergi Novo, Lleonard Barrios, Elena Ibafiez, Jaume Esteve, Carme

Nogues, and Jose Antonio Plaza

#107 Processing and adsorption control in ZnO single nanowire photodetectors 349

Manuel Lopez Ponce

Track: RF, microwave and power devices

#36 Capacitive behaviour in Super Junction Trench MOSFET devices 353

Ana Villamor, Ignasi Cortes, Filip Bogman, Jaume Roig, Piet Vanmeerbeek, Peter Moens, and David

Flores

#64 Coupled varactor based on pn junction and accumulation MPS for RF applications 357

Javier Garcia Garcia, Margarita Marrero Martin, Benito Gonzalez Perez, Ignacio Aldea Granda, and

Antonio Hernandez Ballester

#129 A low temperature cofired ceramic flLTCQ technology platform for heterogeneous integrated 361

systemsF. Afsar, M. Blanes, T. Carrasco, A. Cirera, J.M. Fernandez, F. Giordano, C. Lopez, J.M. Lopez-

Villegas, J:G: Macias, F. Ramos, J. Sieiro, and N. Vidal

Track: Other topics

o <rr

#47 Hypobaric chamber for wind sensor testing in Martian conditions

Lukasz Kowalski and Miguel Garcia Molina

#69 Linear Mode Reach-Through Avalanche Photodiodes for Medium Energy X-rays Detection 369

Pablo Fernandez-Martinez, Ignasi Cortes, Salvador Hidalgo, David Flores, Giulio Pellegrini, and

Manuel Lozano

#90 Numerical Simualtion ofNanoporous Anodic Alumina-based Metallo-dielectric Quasi-random 373

Structures

Mohammad Mahbubur Rahman, Josep Ferre-Borrull, Josep Pallares, and Lluis F. Marsal

#99 Simulation of Total Ionising Dose in MPS Capacitors 377

Pablo Fernandez-Martinez, Francisco Rogelio Palomo, Ignasi Cortes, Salvador Hidalgo, and David

Flores

#117 In-parallel maskless fabrication of nanowire-based device arrays 381Carlos Jose Camargo, Jaume Esteve, Idalia Ramos, Eva M. Campo, and Humberto Campanella

#139 Pass-transistors pMOS based 8T SRAM cell for layout compaction 385

Sebastia Bota, Bartomeu Alorda, Gabriel Torrens, and Jaume Segura

Additonal Paper

Electronic Properties of Nanosize GNRs: The Role of the Anchoring Groups

T. Garcia, S. Rodriguez-Bolivar, F.M. Gomez Campos, J.E. Carceller, JA. Lopez-VillanuevaL. Alvarez de Cienfuegos, A. Martin-Lasanta, J. Cuerva, E. Bunuel, D. Cardenas