Publications de Victor Carle Adrien Boureau

Gate-Tunable Hole Transport in In-Plane Ge Nanowires by V-Groove Confined Selective Epitaxy

Alok Rudra, Anna Fontcuberta i Morral, Santhanu Panikar Ramanandan, Victor Carle Adrien Boureau

Germanium (Ge) nanowires hold great promise as building blocks for hole spin-based quantum processors. Realizing this potential requires their direct integration onto silicon (Si) wafers. This work introduces V-groove-confined selective epitaxy to enable t ...

WILEY-V C H VERLAG GMBH2025

Single-site ruthenium catalyst supported on zeolite for CO2 hydrogenation to methyl formate

Paul Joseph Dyson, Victor Carle Adrien Boureau, Xunhui Wang, Roland Christopher Turnell-Ritson

Technologies for the transformation of atmospheric CO2 to useful chemicals, such as formic acid (FA), are essential to combatting excessive fossil fuel use and will need to be implemented on large scale. However, hydrogenation of CO2 to (base-free) FA is c ...

2025

Integration of Co Nanomagnets for Localized EDSR in Scalable FDSOI Spin Qubit Architectures

Victor Carle Adrien Boureau

In this study, we validate the integration of thin cobalt (Co) nanomagnets in a front-end-of-line (FEOL) compatible process for electric dipole spin resonance (EDSR) manipulation in Si spin qubits. We designed, fabricated and electrically characterized thr ...

IEEE2025

Pushing the Limits of Off Axis Electron Holography for the Quantitative Mapping of Electromagnetic Fields

Victor Carle Adrien Boureau

Oxford University Press (OUP)2025

Suppression of Stacking Faults for Stable Formamidinium-Rich Perovskite Absorbers

Christophe Ballif, Aïcha Hessler-Wyser, Ursula Röthlisberger, Mostafa Rabie Shlaly Bahr Othman, Kerem Artuk, Victor Carle Adrien Boureau, Christian Michael Wolff, Nikolaos Lempesis, Virginia Carnevali, Lorenzo Agosta, Austin George Kuba

The poor intrinsic perovskite absorber stability is arguably a central limitation challenging the prospect of commercialization for photovoltaic (PV) applications. Understanding the nanoscopic structural features that trigger instabilities in perovskite ma ...

WILEY-V C H VERLAG GMBH2025

Integration of Cobalt Ferromagnetic Control Gates for Electrical and Magnetic Manipulation of Semiconductor Quantum Dots (Adv. Funct. Mater. 14/2025)

Mihai Adrian Ionescu, Victor Carle Adrien Boureau, Pasquale Scarlino, Michele Ghini

Wiley2025

Operando Nanoscale Characterization Reveals Fe Doping of Ni Oxide Enhances Oxygen Evolution Reaction via Fragmentation and Formation of Dual Active Sites

Magalí Alejandra Lingenfelder, Xile Hu, Karla Banjac, Seunghwa Lee, Yunchang Liang, Victor Carle Adrien Boureau

Efficient catalytic water splitting demands advanced catalysts to improve the slow kinetics of the oxygen evolution reaction (OER). Earth-abundant transition metal oxides show promising OER activity in alkaline media. However, most experimental information ...

2025

Integration of Cobalt Ferromagnetic Control Gates for Electrical and Magnetic Manipulation of Semiconductor Quantum Dots

Mihai Adrian Ionescu, Victor Carle Adrien Boureau, Pasquale Scarlino, Michele Ghini

The rise of electron spin qubit architectures for quantum computing processors has led to a strong interest in designing and integrating ferromagnets to induce stray magnetic fields for electron dipole spin resonance (EDSR). The integration of nanomagnets ...

Wiley2025

Scalable Receivers Based on Horizontally-grown InAs Nanowires Promise All-fiber Terahertz Spectrometer Systems

Anna Fontcuberta i Morral, Nicholas Paul Morgan, Didem Dede, Victor Carle Adrien Boureau, Valerio Piazza

Nanowire-based terahertz photoconductive receivers offer many advantages over the existing bulk-based receivers, such as the capability of measuring the full terahertz polarization state and integrating into micro/nano-systems. However, their detection per ...

IEEE Computer Society2024

Composition-tunable transition metal dichalcogenide nanosheets via a scalable, solution-processable method

Andras Kis, Kevin Sivula, Yanfei Zhao, Rebekah Anne Wells, Simon Nussbaum, Marina Caroline Michèle Caretti, Zhenyu Wang, Victor Carle Adrien Boureau

The alloying of two-dimensional (2D) transition metal dichalcogenides (TMDs) is an established route to produce robust semiconductors with continuously tunable optoelectronic properties. However, typically reported methods for fabricating alloyed 2D TMD na ...

Royal Soc Chemistry2024

Measuring electrical properties in semiconductor devices by pixelated STEM and off-axis electron holography (or convergent beams vs. plane waves)

Victor Carle Adrien Boureau

We demonstrate the use of both pixelated differential phase contrast (DPC) scanning transmission electron microscopy (STEM) and off-axis electron holography (EH) for the measurement of electric fields and assess the advantages and limitations of each techn ...

Pergamon-Elsevier Science Ltd2024

Influence of ionization and cumulative effects on laser-induced crystallization in multilayer dielectrics

Yves Bellouard, Ruben Ricca, Victor Carle Adrien Boureau

Crystallization of amorphous layers has been demonstrated under various radically different laser-exposure conditions, including continuous wave (cw) and pulsed lasers. Here, we investigate the specific role of ionization in the crystallization of dielectr ...

2024

Direct and integrating sampling in terahertz receivers from wafer-scalable InAs nanowires

Anna Fontcuberta i Morral, Nicholas Paul Morgan, Didem Dede, Victor Carle Adrien Boureau, Valerio Piazza

Terahertz (THz) radiation will play a pivotal role in wireless communications, sensing, spectroscopy and imaging technologies in the decades to come. THz emitters and receivers should thus be simplified in their design and miniaturized to become a commodit ...

Nature Research2024

Atom-by-atom design of Cu/ZrOx clusters on MgO for CO2 hydrogenation using liquid-phase atomic layer deposition

Jeremy Luterbacher, Victor Carle Adrien Boureau, Seongmin Jin, Liping Zhong

The difficulty of synthesizing uniform atomically precise active sites limits our ability to engineer increasingly more active heterogeneous catalysts for the hydrogenation of CO2 to methanol. Here we design Cu/ZrOx clusters on MgO with near atomic precisi ...

2024

All Platinum Group Metal-Free and Durable Catalysts for Direct Borohydride Fuel Cells

Thi Ha My Pham, Andreas Züttel, Youngdon Ko, Victor Carle Adrien Boureau, Liping Zhong

Platinum group metal-free catalysts (e.g., Fe-N-C and Co-N-C) are used as hydrogen peroxide reduction reaction (PRR) catalysts in direct borohydride fuel cells (DBFCs). Fe-N-C is more active in the PRR and demonstrates high performance at the beginning of ...

Amer Chemical Soc2024

Ligand-modified nanoparticle surfaces influence CO electroreduction selectivity

Victor Carle Adrien Boureau

Improving the kinetics and selectivity of CO2/CO electroreduction to valuable multi-carbon products is a challenge for science and is a requirement for practical relevance. Here we develop a thiol-modified surface ligand strategy that promotes electrochemi ...

Nature Portfolio2024

A halted photodeposition technique controls co-catalyst loading and morphology on organic semiconductor nanoparticles for solar H 2 production

Kevin Sivula, Victor Carle Adrien Boureau

Solar hydrogen production with semiconductor photocatalyst particles typically requires co-catalysts to accelerate the hydrogen evolution reaction, but since co-catalysts are often deposited in situ, the rate of their nucleation/growth and role in parasiti ...

Wiley2024

Creation of NV Centers in Diamond under 155 MeV Electron Irradiation

Christophe Marcel Georges Galland, Hossein Babashah, Victor Carle Adrien Boureau, Elena Losero

Single-crystal diamond substrates presenting a high concentration of negatively charged nitrogen-vacancy centers (NV-) are on high demand for the development of optically pumped solid-state sensors such as magnetometers, thermometers, or electrometers. Whi ...

WILEY2023

Hemoglobin-stabilized gold nanoclusters displaying oxygen transport ability, self-antioxidation, auto-fluorescence properties and long-term storage potential

Victor Carle Adrien Boureau

The development of hemoglobin (Hb)-based oxygen carriers (HBOCs) holds a lot of potential to overcome important drawbacks of donor blood such as a short shelf life or the potential risk of infection. However, a crucial limitation of current HBOCs is the au ...

ROYAL SOC CHEMISTRY2023

Nature-Inspired Stalactite Nanopores for Biosensing and Energy Harvesting

Aleksandra Radenovic, Mukeshchand Thakur, Andrey Chernev, Lucie Navratilova, Nianduo Cai, Victor Carle Adrien Boureau, Yunfei Teng, Tzu-Heng Chen, Vasily Artemov

Nature provides a wide range of self-assembled structures from the nanoscale to the macroscale. Under the right thermodynamic conditions and with the appropriate material supply, structures like stalactites, icicles, and corals can grow. However, the natur ...

Wiley-V C H Verlag Gmbh2023