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/...
Phone number
+358505410156

Areas of expertise

Photovoltaics, Characterization, Defect engineering, Semiconductors, Nanotechnology, Micro- and Nanoelectronics, Detectors, Black silicon, Atomic layer deposition

Honors and awards

Best Poster Award at IEEE Photovoltaic Conference, USA

Title of the poster: Metallized boron-doped black silicon emitters for front contact solar cells
Palkinto tai huomionosoitus tuotoksesta Elektroniikan ja nanotekniikan laitos Jan 2017

Young Scientist poster prize at Vienna Conference on Instrumentation

Poster title: Processing of AC-coupled n-in-p pixel detectors on MCz silicon
Palkinto tai huomionosoitus tuotoksesta Elektroniikan ja nanotekniikan laitos Feb 2019

Best Poster Award at Crystalline Silicon Solar Cells (CSSC-9) conference

Title of the poster: Evaluation of iron gettering mechanisms in boron-implanted emitters
Palkinto tai huomionosoitus tuotoksesta Elektroniikan ja nanotekniikan laitos Jan 2016

Microscopy Today Innovation Award

Innovation: Black-Silicon Induced-Junction Silicon Photodiode<br/>Each year Microscopy Today presents ten awards to organizations or individuals who have launched or published innovations in microscopy or microanalysis. Winning products and methods are selected based on their usefulness to the microscopy community.
Palkinto tai huomionosoitus tuotoksesta Elektroniikan ja nanotekniikan laitos Jan 2017

Fellow of Finnish Academy of Technical Sciences

The selected fellow has through his or her independent creative work meritoriously promoted technical research, industrial activities, technology-intensive business or technical development, or related economic research in Finland.<br/><br/>The number of members of the Academy is limited to a maximum of 250. <br/><br/>http://www.ttatv.fi/
Palkinto tai huomionosoitus urasta Elektroniikan ja nanotekniikan laitos Jan 2018

Fellowship for Academic Engineering Visitor Program (UNSW)

Fellows are selected on the basis of:<br/> Academic Merit<br/> Leadership skills (school, workplace or community)<br/> Extra-curricular activities <br/> Aptitude and commitment to studies in an area of Engineering
Palkinto tai huomionosoitus urasta Elektroniikan ja nanotekniikan laitos Jan 2019

Research Impact Award 2019 (Aalto University)

Aalto University’s photonics teams combine the resources and infrastructures of the University of Tampere, the University of Eastern Finland and VTT into a national competence cluster for light-based technologies. This collaboration enables extensive research of photonics from value chains and basic research to applied research, product development and commercialisation. At the event, Professor Zhipei Sun, Professor Harri Lipsanen, Professor Matti Kaivola and Professor Hele Savin were recognised for the PREIN flagship project.
Palkinto tai huomionosoitus tuotoksesta Elektroniikan ja nanotekniikan laitos Sep 2019

Innovation Award for Women (Parliament)

The innovation award from the Parliament commemorates the anniversary of universal and equal suffrage on 1 June. The award is worth EUR 110,000 and it will be granted in 2017, 2018 and 2019. The award is granted to a woman or a group of women for a scientifically significant innovation in the field of technology or economy.
Palkinto tai huomionosoitus urasta Elektroniikan ja nanotekniikan laitos Jan 2017

Award for high-quality teaching in the academic year 2017-2018

Teachers of the course have a clear insight on how the course is settled in the programme, both the relationship to adjacent courses as well as learning outcomes of the programme. Teaching and learning methods support studying the available textbook and there is also supplementary material to support studying. <br/>
Palkinto tai huomionosoitus tuotoksesta Elektroniikan ja nanotekniikan laitos Oct 2018

Young Scientist Award (GADEST)

Palkinto tai huomionosoitus tuotoksesta Koulun yhteiset Sep 2019

Research groups

  • Hele Savin Group

Publications

Atomic-layer-deposited CuxCryOz thin films: Optoelectronic properties and potential application as hole-selective contacts for c-Si solar cells

Gabriel Bartholazzi, Topias Jussila, Jorit Obenlüneschloß, Ville Vähänissi, Anjana Devi, Hele Savin, Maarit Karppinen, Daniel H. Macdonald, Lachlan E. Black 2025 Applied Surface Science

(poster) Surface-nanostructured glass as photovoltaics-integrated architectural window

Dmytro Gnatyuk, Ville Vähänissi, Hele Savin, Xiaolong Liu 2025

Charged thin film enables dopant free ohmic metal–semiconductor contact formation

Lassi Lahtiluoma, Olli Setälä, Ville Vähänissi, Hele Savin 2025 Applied Surface Science

Fs-laser significantly enhances both above- and below-bandgap absorption in germanium

Xiaolong Liu, Dmytro Gnatyuk, Julius Halmela, Ville Vähänissi, Hele Savin 2025 Optical Materials Express

Near-infrared germanium PIN-photodiodes with >1A/W responsivity

Hanchen Liu, Toni P. Pasanen, Tsun Hang Fung, Joonas Isometsä, Antti Haarahiltunen, Steven Hesse, Lutz Werner, Ville Vähänissi, Hele Savin 2025 Light: Science & Applications

Femtosecond-laser-surface-nanostructured glass for building-integrated photovoltaics

Lingju Meng, Moe Awashra, Sara Hamed, Dmytro Gnatyuk, Ville Vähänissi, Ville Jokinen, Hele Savin, Xiaolong Liu 2025 Materials & Design

Effects of ultra-high vacuum treatments on n-type Si contact resistivity

Mikko Miettinen, Esa Vuorinen, Juha-Pekka Lehtiö, Zahra Jahanshah Rad, Risto Punkkinen, Mikhail Kuzmin, Jarno Järvinen, Ville Vähänissi, Pekka Laukkanen, Hele Savin, Kalevi Kokko 2025 Applied Surface Science

Elimination of dead layer in silicon particle detectors via induced electric field based charge collection

Olli E. Setälä, Toni P. Pasanen, Jennifer Ott, Igors Krainukovs, Juha Heinonen, Ville Vähänissi, Hele Savin 2025 Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment

Passivation of Germanium Surfaces by HF:H2O2 Aqueous Solution

Mariia Terletskaia, Joonas Isometsä, Mikko Miettinen, Pekka Laukkanen, Ville Vähänissi, Hele Savin 2025 PHYSICA STATUS SOLIDI: RAPID RESEARCH LETTERS

Wetting Properties of Black Silicon Layers Fabricated by Different Techniques

Gagik Ayvazyan, Levon Hakhoyan, Arman Vardanyan, Hele Savin, Xiaolong Liu 2024 Physica Status Solidi - Rapid Research Letters