Hele Savin
Professor
Professor
T411 Dept. Electronics and Nanoeng
- defect engineering in microelectronic and photovoltaic applications
- black silicon in photovoltaics and imaging detectors
- atomic layer deposition for semiconductor surface passivation
- light induced degradation in silicon
Full researcher profile
https://research.aalto.fi/...
Areas of expertise
Photovoltaics, Characterization, Defect engineering, Semiconductors, Nanotechnology, Micro- and Nanoelectronics, Detectors, Black silicon, Atomic layer deposition
Honors and awards
Special Recognition (World Cultural Council)
The World Cultural Council selects people with outstanding achievements in science, education, and art since 1984.. Also, a special recognition will be given for researchers who have made remarkable achievements in the host country, up to a maximum of 10 people.
Award or honor granted for academic or artistic career
Department of Micro and Nanosciences
Jan 2014
Best Poster Award at IEEE Photovoltaic Specialists Conference
Poster title: Gettering of iron in silicon solar cells with implanted emitters
Award or honor granted for a specific work
Department of Micro and Nanosciences
Jan 2013
SiWEDS Outstanding Research Award (Silicon Wafer and Defect Engineering Centre, USA)
... in recognition of her exceptional technical contribution in the field of silicon material science.
Award or honor granted for a specific work
Department of Micro and Nanosciences
Jan 2004
Future of Electricity Award (Association of Electrical Engineers)
“In recognition of her career-long work developing solar energy conversion efficiency”
Award or honor granted for academic or artistic career
Department of Micro and Nanosciences
Jan 2014
Young Scientist Award World Economic Forum (WEF), Switzerland
The Young Scientists represent rising-star researchers in the work of the World Economic Forum. The Young Scientists are extraordinary scientists from various academic disciplines and geographies. They are committed to integrating scientific knowledge into society for the public good. In the context of the Fourth Industrial Revolution, Young Scientists helps leaders engage with science and the role it plays in society.<br/><br/>Selection criteria:<br/>- Experience as a Principal Investigator, group leader or early tenure track professor <br/>- Present a recognized record of research excellence<br/>- Demonstrate a commitment to serve society at large through exceptional contribution<br/>- Show an impeccable public record and good standing in their community<br/>
Award or honor granted for academic or artistic career
Department of Micro and Nanosciences
Jan 2013
European Research Council (ERC) Starting Grant
Researchers of any nationality with 2-7 years of experience since completion of PhD, a scientific track record showing great promise and an excellent research proposal.
Award or honor granted for academic or artistic career
Department of Electronics and Nanoengineering
Jan 2012
Materials Technology Innovation Award, 2nd place (FTI)
...to encourage free university research to come up with inventions of significant value for Finland.
Award or honor granted for a specific work
Department of Electronics and Nanoengineering
Jan 2010
Master's Thesis of the Year
Award or honor granted for a specific work
Department of Electronics and Nanoengineering
Jan 2000
Alexander von Humboldt Research Fellowship
Humboldt foundation sponsors academic collaborations between foreign and German researchers by granting research fellowships based on candidate's excellent performance. Fellowships from the Foundation are considered to be among the most prestigious and generous awards in Germany.
Award or honor granted for academic or artistic career
Department of Electronics and Nanoengineering
Jan 2009
35th EU PVSEC 2018 Student Award
Talk title: Elimination of light-induced degradation by black silicon<br/>The award was delivered in recognition of the most remarkable and outstanding research work in the field of PV.
Award or honor granted for a specific work
School common, ELEC
Sep 2018
Research groups
- Hele Savin Group
Publications
Understanding the multilevel phenomena that enables inorganic atomic layer deposition to provide barrier coatings for highly-porous 3-D printed plastic in vacuums
Nupur Bihari, Ismo T.S. Rauha, Giovanni Marin, Craig Ekstrum, Chathura de Alwis, Pierce J. Mayville, Hele Savin, Maarit Karppinen, Joshua M. Pearce
2023
Surface and Coatings Technology
Excellent Responsivity and Low Dark Current Obtained with Metal-Assisted Chemical Etched Si Photodiode
Kexun Chen, Olli Setälä, Xiaolong Liu, Behrad Radfar, Toni Pasanen, Michael Serue, Juha Heinonen, Hele Savin, Ville Vähänissi
2023
IEEE Sensors Journal
Efficient surface passivation of germanium nanostructures with 1% reflectance
John Fung, Joonas Isometsä, Juha Pekka Lehtiö, Toni Pasanen, Hanchen Liu, Oskari Leiviskä, Pekka Laukkanen, Hele Savin, Ville Vähänissi
2023
Nanotechnology
Black ultra-thin crystalline silicon wafers reach the 4n2 absorption limit – application to IBC solar cells
Moises Garin, Toni Pasanen, G. López, Ville Vähänissi, Kexun Chen, I. Martín , Hele Savin
2023
Small
Spatial uniformity of black silicon induced junction photodiode responsivity
Juha Heinonen, Antti Haarahiltunen, Ville Vähänissi, Toni P. Pasanen, Hele Savin, Juha Toivanen, Mikko A. Juntunen
2023
SPIE Conference Proceedings
Surface passivation of Germanium with ALD Al2O3: Impact of Composition and Crystallinity of GeOx Interlayer
Joonas Isometsä, Zahra Jahanshah Rad, John Fung, Hanchen Liu, Juha Pekka Lehtiö, Toni Pasanen, Oskari Leiviskä, Mikko Miettinen, P. Laukkanen, K. Kokko, Hele Savin, Ville Vähänissi
2023
Crystals
Is Carrier Mobility a Limiting Factor for Charge Transfer in Tio2/Si Devices? A Study by Transient Reflectance Spectroscopy
Ramsha Khan, Hannu Pasanen, Harri Ali-Löytty, Hussein Ayedh, Jesse Saari, Ville Vähänissi, Mika Valden, Hele Savin, Nikolai V. Tkachenko
2023
Surfaces and Interfaces
Chemical Excitation of Silicon Photoconductors by Metal-Assisted Chemical Etching
Shengyang Li, Hussein M. Ayedh, Marko Yli-Koski, Ville Vähänissi, Hele Savin, Jani Oksanen
2023
Journal of Physical Chemistry C
Comparison of SiNx-based Surface Passivation Between Germanium and Silicon
Hanchen Liu, Toni Pasanen, John Fung, Joonas Isometsä, Oskari Leiviskä, Ville Vähänissi, Hele Savin
2023
Physica Status Solidi (A) Applications and Materials Science
(oral talk) Surface Passivation and Charge Transfer at TiO2/Si Interface
Xiaolong Liu, Ramsha Khan, Hannu Pasanen, Harri Ali-Löytty, Ville Vähänissi, Mika Valden, Nikolai V. Tkachenko, Hele Savin
2023