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Viitteet 1-20 / 25823

    • 0.6V threshold voltage thin film transistors with solution processable indium oxide (In<sub>2</sub>O<sub>3</sub>) Channel and Anodized High-κ Al<sub>2</sub>O<sub>3</sub> Dielectric 

      Bhalerao, Sagar R.; Lupo, Donald; Zangiabadi, Amirali; Kymissis, Ioannis; Leppäniemi, Jaakko; Alastalo, Ari; Berger, Paul R. (01.07.2019)
      article
      &lt;p&gt;Low-voltage operation and low processing temperature of metal oxide transistors remain a challenge. Commonly metal oxide transistors are fabricated at very high processing temperatures (above 500°C) and their ...

    • A 0.9-Nyquist-Band Digital Timing Mismatch Correction for Time-Interleaved ADCs Achieving Delay Tuning Range of 0.12-Sample-Period 

      Kempi, Ilia; Järvinen, Okko; Kosunen, Marko; Unnikrishnan, Vishnu; Stadius, Kari; Ryynänen, Jussi
      IEEE International Symposium on Circuits and Systems proceedings (2022)
      conference
      &lt;p&gt;Time-interleaved analog-to-digital converters (TIADC) require channel matching in terms of offset, gain, and sampling clock skew to achieve best data conversion performance. Conventionally, correction of skew ...

    • 1-D FEM-Based Approach for Extracting Dimension-Independent Material Properties of Mn-Zn Toroidal Ferrite Cores 

      Elkhadrawy, Reda; Panchal, Jay; Tarhasaari, Timo; Lahti, Kari; Rasilo, Paavo (2022)
      article
      This article presents a finite element (FE) method (FEM) based approach for identifying the dimension-independent magnetic and dielectric properties of Mn-Zn toroidal ferrite cores. Two 1-D axisymmetric FE models are ...

    • 1-Hexene Ozonolysis across Atmospheric and Combustion Temperatures via Synchrotron-Based Photoelectron Spectroscopy and Chemical Ionization Mass Spectrometry 

      Smith Lewin, Caroline; Kumar, Avinash; Herbinet, Olivier; Arnoux, Philippe; Asgher, Rabbia; Barua, Shawon; Battin-Leclerc, Frédérique; Farhoudian, Sana; Garcia, Gustavo A.; Tran, Luc Sy; Vanhove, Guillaume; Nahon, Laurent; Rissanen, Matti; Bourgalais, Jérémy (11.07.2024)
      article
      This study investigates the complex interaction between ozone and the autoxidation of 1-hexene over a wide temperature range (300-800 K), overlapping atmospheric and combustion regimes. It is found that atmospheric molecular ...

    • A 1-year follow-up study on immunological changes following deep brain stimulation in patients with epilepsy 

      Basnyat, Pabitra; Järvenpää, Soila; Raitanen, Jani; Pesu, Marko; Lehtimäki, Kai; Peltola, Jukka (06 / 2021)
      article
      The aim of this study was to evaluate the effects of deep brain stimulation of the anterior nucleus of the thalamus (ANT-DBS) on systemic inflammatory responses in patients with drug-resistant epilepsy (DRE). Twenty-two ...

    • A 1.2-3.4 Gb/s Low-Power Multiphase CDR with Glitch-Free Bang-Bang Phase Detector 

      Yun, Young-Ryul; Son, Min-Jeong; Jeon, Do-Yeon; Yoon, Ji-Seul; Yeo, Seung-Jin; Ko, Jae-Hong; Akram, Muhammad Abrar; Hwang, In-Chul
      IEEE International Symposium on Circuits and Systems proceedings (2026)
      conference
      This paper presents a multiphase clock and data recovery (CDR) circuit for high-speed (1.2-3.4 Gb/s) display driver ICs (DDIs) with a novel glitch-free bang-bang phase detector (BBPD). Compared to conventional BBPDs, which ...

    • 1.4 µm continuous-wave diamond Raman laser 

      Casula, Riccardo; Penttinen, Jussi-Pekka; Kemp, Alan J.; Guina, Mircea; Hastie, Jennifer E. (11.12.2017)
      article
      The longest wavelength (~1.4 µm) emitted by a diamond Raman laser pumped by a semiconductor disk laser (SDL) is reported. The output power of the intracavity-pumped Raman laser reached a maximum of 2.3 W with an optical ...

    • A 1.5-1.9-GHz all-digital tri-phasing transmitter with an integrated multilevel class-D power amplifier achieving 100-MHz RF bandwidth 

      Lemberg, Jerry; Martelius, Mikko; Roverato, Enrico; Antonov, Yury; Nieminen, Tero; Stadius, Kari; Anttila, Lauri; Valkama, Mikko; Kosunen, Marko; Ryynanen, Jussi (01.06.2019)
      article
      We present a prototype RF transmitter with an integrated multilevel class-D power amplifier (PA), implemented in 28-nm CMOS. The transmitter utilizes tri-phasing modulation, which combines three constant-envelope phase-modulated ...

    • A 10-month cluster-randomized trial to shift towards plant-forward meals in early childhood education and care centres: effects on bone and mineral metabolism in Finnish children 

      Itkonen, Suvi T.; Meinilä, Jelena; Niinistö, Sari; Raulio, Susanna; Vepsäläinen, Henna; Korkalo, Liisa; Kinnunen, Satu; Åkerlund, Mari; Korhonen, Tuuli E.; Vihervaara, Terhi; Forma, Leena; Saarinen, Merja; Virtanen, Suvi M.; Erkkola, Maijaliisa (2026)
      article
      Purpose: A shift towards predominantly plant-based diets is emphasized for health and environmental sustainability, but it may affect nutrient adequacy and bone health. We investigated the effects of plant-forward meals ...

    • 100 W coherently combined picosecond optical vortices 

      Fathi, Hossein; Barros, Rafael; Gumenyuk, Regina
      Conference on lasers &amp; electro-optics Europe &amp; international quantum electronics conference (2025)
      abstract
      Optical vortices (OVs), spiral-shaped light beams carrying orbital angular momentum (OAM), have gained significant attention and widespread applications since their introduction in 1989 [1]. OVs, characterized by a helical ...

    • 100 W coherently combined picosecond optical vortices 

      Fathi, Hossein; Barros, Rafael; Gumenyuk, Regina (2025)
      abstract
      Optical vortices (OVs), spiral-shaped light beams carrying orbital angular momentum (OAM), have gained significant attention and widespread applications since their introduction in 1989 [1]. OVs, characterized by a helical ...

    • 100 W coherently combined picosecond optical vortices 

      Fathi, Hossein; Barros, Rafael; Gumenyuk, Regina (2025)
      abstract
      Optical vortices (OVs), spiral-shaped light beams carrying orbital angular momentum (OAM), have gained significant attention and widespread applications since their introduction in 1989 [1]. OVs, characterized by a helical ...

    • 100 år av bildning och utbildning 

      Lindberg, Hanna (2022)
      editorial

    • The 1000 Mitoses Project: A Consensus-Based International Collaborative Study on Mitotic Figures Classification 

      Lin, Sherman; Tran, Christopher; Bandari, Ela; Romagnoli, Tommaso; Li, Yueyang; Chu, Michael; Amirthakatesan, Abinaya S.; Dallmann, Adam; Kostiukov, Andrii; Panizo, Angel; Hodgson, Anjelica; Laury, Anna R.; Polonia, Antonio; Stueck, Ashley E.; Menon, Aswathy A.; Morini, Aurélien; Özamrak, Birsen; Cooper, Caroline; Trinidad, Celestine Marie G.; Eisenlöffel, Christian; Suleiman, Dauda E.; Suster, David; Dorward, David A.; Aljufairi, Eman A.; Maclean, Fiona; Gul, Gulen; Sansano, Irene; Erana-Rojas, Irma E.; Machado, Isidro; Kholova, Ivana; Karunanithi, Jayanthi; Gibier, Jean Baptiste; Schulte, Jefree J.; Li, Joshua J.X.; Kini, Jyoti R.; Collins, Katrina; Galea, Laurence A.; Muller, Louis; Cima, Luca; Nova-Camacho, Luiz M.; Dabner, Marcus; Muscara, Matthew J.; Hanna, Matthew G.; Agoumi, Mehdi; Wiebe, Nicholas J.P.; Oswald, Nicola K.; Zahra, Nusrat; Folaranmi, Olaleke O.; Kravtsov, Oleksandr; Semerci, Orhan; Patil, Namrata N.; Muthusamy Sundar, Preethi; Charles, Prem; Kumaraswamy Rajeswaran, Priyadarshini; Zhang, Qi; van der Griend, Rachael; Pillappa, Raghavendra; Perret, Raul; Gonzalez, Raul S.; Reed, Robyn C.; Patil, Sachin; Jiang, Xiaoyin “Sara”; Qayoom, Sumaira; Prendeville, Susan; Baskota, Swikrity U.; Tran, Thanh Truc; San, Thar Htet; Kukkonen, Tiia Maria; Kendall, Timothy J.; Taskin, Toros; Rutland, Tristan; Manucha, Varsha; Cockenpot, Vincent; Rosen, Yale; Rodriguez-Velandia, Yessica P.; Ordulu, Zehra; Cecchini, Matthew J. (2024)
      article
      Introduction. The identification of mitotic figures is essential for the diagnosis, grading, and classification of various different tumors. Despite its importance, there is a paucity of literature reporting the consistency ...

    • 1180 nm GaInNAs quantum well based high power DBR laser diodes 

      Viheriälä, Jukka; Aho, Antti; Virtanen, Heikki; Koskinen, Mervi; Dumitrescu, Mihail; Guina, Mircea
      Proceedings of SPIE (24.02.2017)
      conference
      We report state-of-the-art results for 1180nm (narrow linewidth) laser diodes based on GaInNAs quantum wells and show results for ridge waveguide DBR laser diode including its reliability tests. Manuscript demonstrates 500 ...

    • 13.5 A 0.35-to-2.6GHz multilevel outphasing transmitter with a digital interpolating phase modulator enabling up to 400MHz instantaneous bandwidth 

      Kosunen, Marko; Lemberg, Jerry; Martelius, Mikko; Roverato, Enrico; Nieminen, Tero; Englund, Mikko; Stadius, Kari; Anttila, Lauri; Pallonen, Jorma; Valkama, Mikko; Ryynänen, Jussi (02.03.2017)
      conference
      &lt;p&gt;Advanced wireless radio standards set stringent requirements on the bandwidth, frequency range and reconfigurability of base-station transmitters. Recently, the outphasing concept has shown promise of wide bandwidth ...

    • 131 genetic loci highlight immunological pathways and tissues in nasal polyposis and asthma 

      Saarentaus, Elmo C.; Fischer-Rasmussen, Kasper; Sliz, Eeva; Bizaki-Vallaskangas, Argyro; Laitinen, Tarja; Toppila-Salmi, Sanna; Kankaanranta, Hannu; Kettunen, Johannes; Bønnelykke, Klaus; Palotie, Aarno; Mäkitie, Antti (10.11.2025)
      article
      The coexistence of asthma and chronic rhinosinusitis with nasal polyposis (CRSwNP) is associated with allergic phenotypes, disease severity and failure of first-line treatment for both asthma and CRSwNP. Recent studies ...

    • 1337 nm Emission of a Nd3+-Doped TZA Glass Random Laser 

      Dipold, Jessica; Bordon, Camila D. S.; Magalhaes, Evellyn S.; Kassab, Luciana R. P.; Jimenez-Villar, Ernesto; Wetter, Niklaus U. (07 / 2023)
      article

    • 16S rRNA gene sequences of Candidatus Methylumidiphilus (Methylococcales), a putative methanotrophic genus in lakes and ponds 

      Rissanen, Antti; Buck, Moritz; Peura, Sari (27.01.2022)
      article

    • 1700 nm dispersion managed mode-locked bismuth fiber laser 

      Noronen, Teppo; Firstov, Sergei; Dianov, Evgeny; Okhotnikov, Oleg G. (21.04.2016)
      article
      &lt;p&gt;We demonstrate the first 1.7 μm bismuth-doped fiber laser generating ultrashort pulses via passive mode-locking. Pulse operation has been achieved for both anomalous and normal dispersion of the laser cavity owing ...