Personer

Hele Savin

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/...

E-post

hele.savin@aalto.fi

Telefonnummer

+358505410156

Kompetensområde

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

Forskningsgrupp

Hele Savin Group

Publikationer

Carrier mobility in crystalline germanium at high injection: experimental characterization of carrier-carrier scattering

Moisés Garín, Mansur Gamel, Marko Yli-Koski, Ville Vähänissi, Gerard Rivera, Hele Savin, Isidro Martín 2026 Solar Energy Materials and Solar Cells

Bipolar and unipolar charge transfer during the formation of silicon/iodine solution interfaces

Shengyang Li, Mahdi Alizadeh, Ville Vähänissi, Hele Savin, Guangwei She, Wensheng Shi, Jani Oksanen 2026 Surfaces and Interfaces

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

Transforming Schottky to Ohmic contacts via ultrahigh-vacuum engineered interfacial alloying

Masoud Ebrahimzadeh, Perttu Piispanen, Sari Granroth, Mikko Miettinen, Ilari Angervo, Hanchen Liu, Markus Otsus, Risto Punkkinen, Marko P.J. Punkkinen, Ville Vähänissi, Kalevi Kokko, Petriina Paturi, Kaupo Kukli, Hele Savin, Pekka Laukkanen 2025 ACS Applied Materials and Interfaces

Hele Savin

Kompetensområde

Forskningsgrupp

Publikationer

Carrier mobility in crystalline germanium at high injection: experimental characterization of carrier-carrier scattering

Bipolar and unipolar charge transfer during the formation of silicon/iodine solution interfaces

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

Transforming Schottky to Ohmic contacts via ultrahigh-vacuum engineered interfacial alloying

(oral talk) Surface Passivation of Black Germanium for Interdigitated Back Contact Thermophotovoltaic Cell

(poster) Femtosecond laser induced modification of Ge for improved optical properties

(poster) Femtosecond-laser surface-textured glass for building integrated photovoltaics

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

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

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