Tailoring Femtosecond-Laser Processed Black Silicon for Reduced Carrier Recombination Combined with >95% Above-Bandgap Absorption

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• Finished

  Superior infrared sensors

  Savin, H. (Principal investigator) & Pasanen, T. (Project Member)

  29/01/2021 → 28/01/2023

  Project: Domestic funds and foundations

  • Silicon 100%
  • Germanium 66%
  • Aluminum Oxide 47%
  • Surface (Surface Science) 46%
  • Passivation 38%

• NIR: Super-sensitive ?/X- and NIR-radiation detectors via defect-free nanostructures: Next Imaging Revolution?

  Vähänissi, V. (Principal investigator) & Savin, H. (Project Member)

  01/09/2020 → 31/08/2024

  Project: RCF Academy Project

  • Silicon 100%
  • Surface (Surface Science) 85%
  • Passivation 73%
  • Aluminum Oxide 71%
  • Surface Passivation 58%

• FemtoBlack: Femtosecond laser sulfur hyperdoped black silicon for infrared photonic applications

  Savin, H. (Principal investigator)

  01/03/2020 → 31/08/2023

  Project: BF Co-Innovation

  • Silicon 100%
  • Carrier Lifetime 63%
  • Surface (Surface Science) 43%
  • Band Gap 34%
  • Surface Passivation 31%

• PREIN: Photonics Research and Innovation

  Mäkelä, K. (Principal investigator)

  01/01/2019 → 31/12/2022

  Project: Academy of Finland: Other research funding

  • Silicon 100%
  • Nanowires 79%
  • Surface (Surface Science) 76%
  • Heterojunction 74%
  • Thin Films 72%