Tunneliliitosten ominaisuuksien parantaminen lämpökäsittelyllä
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Aurinkoenergian talteenottoon soveltuvista puolijohdemateriaaleista
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Ytterbium-doped fibers for high-power fiber lasers
Dutta, Arpan (American Institute of Physics, 2021)Ytterbium (Yb) doped optical fibers are widely used in high-power applications and ultrafast lasing since they show adequate power-handling capability and provide desirable beam quality. Yb-doped fibers with large core ... -
Electronic structure methods for simulating the applied potential in semiconductor electrochemistry
Moradi, Kayvan; Melander, Marko M. (Elsevier, 2025)Semiconductor electrodes (SCEs) play a decisive role in e.g. clean energy conversion technologies but understanding their complex electrochemistry remains an outstanding challenge. Herein, we review electronic structure ... -
Determining effects of doping lithium nickel oxide with tungsten using Compton scattering
Kothalawala, Veenavee Nipunika; Suzuki, Kosuke; Li, Xin; Barbiellini, Bernardo; Nokelainen, Johannes; Makkonen, Ilja; Ferragut, Rafael; Tynjälä, Pekka; Laine, Petteri; Välikangas, Juho; Hu, Tao; Lassi, Ulla; Takano, Kodai; Tsuji, Naruki; Amada, Yosuke; Sasikala, Devi Assa Aravindh; Alatalo, Matti; Sakurai, Yoshiharu; Sakurai, Hiroshi; Babar, Mohammad; Vishwanathan, Venkatasubramanian; Hafiz, Hasnain; Bansil, Arun (AIP Publishing, 2024)X-ray Compton scattering experiments along with parallel first-principles computations were carried out on LiNiO2 to understand the effects of W doping on this cathode material for Li-ion batteries. By employing high-energy ... -
Strain effects in phosphorus bound exciton transitions in silicon
Loippo, Teemu; Kanniainen, Antti; Muhonen, Juha T. (American Physical Society (APS), 2023)Donor spin states in silicon are a promising candidate for quantum information processing. One possible donor spin readout mechanism is the bound exciton transition that can be excited optically and creates an electrical ...