Browsing Luonnontieteiden, metsätieteiden ja tekniikan tiedekunta by Title

Now showing items 1138-1157 of 1562

    • Psycho-physiological responses of repeated exposure to natural and urban environments 

      Jones, Marc V; Gidlow, Christopher J; Hurst, Gemma; Masterson, Daniel; Smith, Graham; Ellis, Naomi; Clark-Carter, David; Tarvainen, Mika P; Braithwaite, Elizabeth C; Nieuwenhuijsen, Mark (Elsevier BV, 2021)
      The ‘dose’ of nature required for health benefits, and whether repeat visits to the same environment consistently confer health benefits, is unclear. We sought to provide proof of concept for testing this. Data were collected ...
      Tieteelliset aikakauslehtiartikkelit

    • PTR-ToF-MS product ion distributions and humidity-dependence of biogenic volatile organic compounds 

      Kari, Eetu; Miettinen, Pasi; Yli-Pirilä, Pasi; Virtanen, Annele; Faiola, Celia L (Elsevier BV, 2018)
      Quantitative proton-transfer-reaction mass spectrometer (PTR-MS) measurements of ambient volatile organic compounds (VOCs) require proper calibration procedures. In particular, compound product ion distribution and ...
      Tieteelliset aikakauslehtiartikkelit

    • Public Perceptions of MSW Management in Wroclaw City, Poland 

      Zyadin, A; Natarajan, K; Kuittinen, S; Kähkönen, T; Iglinski, B; Dabrowska, M; Trishkin, M; Pappinen, A (Scientific Research Publishing, Inc., 2020)
      Elevating public awareness of waste management at the household level is a cost effective and a win-win social, economic and environmental approach on the table of policymaking. Modern and effective waste management bring ...
      Tieteelliset aikakauslehtiartikkelit

    • Pushing the limits of photoreception in twilight conditions : the rod-like cone retina of the deep-sea pearlsides 

      de Busserolles Fanny; Cortesi Fabio; Vidar Helvik Jon; Davies Wayne I L; Templin Rachel M; Sullivan Robert K P; Michell Craig T; Mountford Jessica K; Collin Shaun P; Irigoien Xabier; Kaartvedt Stein; Marshall Justin (American Association for the Advancement of Science (AAAS), 2017)
      Most vertebrates have a duplex retina comprising two photoreceptor types, rods for dim-light (scotopic) vision and cones for bright-light (photopic) and color vision. However, deep-sea fishes are only active in dim-light ...
      info:eu-repo/semantics/article

    • Puzzle-Mopsi: A location-puzzle game 

      Fränti, Pasi; Kong, Lingyi (AIMS Press, 2023)
      This paper presents a new class of games: location puzzle games. It combines puzzle games with the use of the geographical location. The game class is closely related to location-based games except that no physical movement ...

    • Pyrolysis distillates from tree bark and fibre hemp inhibit the growth of wood-decaying fungi 

      Barbero-López, Aitor; Chibily, Soumaya; Tomppo, Laura; Salami, Ayobami; Ancin-Murguzur, Francisco Javier; Venäläinen, Martti; Lappalainen, Reijo; Haapala, Antti (Elsevier BV, 2019)
      The quest for cleaner wood preservatives is one of the major foci of contemporary wood science. Pyrolysis distillates are potential intermediates to extract large volumes of bioactive chemicals. The aim of this study was ...
      Tieteelliset aikakauslehtiartikkelit

    • Quantitative and qualitative analysis of pulmonary arterial hypertension fibrosis using wide-field second harmonic generation microscopy 

      Padrez, Yaraslau; Golubewa, Lena; Kulahava, Tatsiana; Vladimirskaja, Tatyana; Semenkova, Galina; Adzerikho, Igor; Yatsevich, Olga; Amaegberi, Nadezda; Karpicz, Renata; Svirko, Yuri; Kuzhir, Polina; Rutkauskas, Danielis (Springer Nature, 2022)
      We demonstrated that wide-field second harmonic generation (SHG) microscopy of lung tissue in combination with quantitative analysis of SHG images is a powerful tool for fast and label-free visualization of the fibrosis ...

    • Quantitative Assessment of Scots Pine (Pinus SylvestrisL.) Whorl Structure in a Forest Environment Using Terrestrial Laser Scanning 

      Pyorälä, Jiri; Liang, Xinlian; Vastaranta, Mikko; Saarinen, Ninni; Kankare, Ville; Wang, Yunsheng; Holopainen, Markus; Hyyppä, Juha (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      State-of-the-art technology available at sawmills enables measurements of whorl numbers and the maximum branch diameter for individual logs, but such information is currently unavailable at the wood procurement planning ...
      Tieteelliset aikakauslehtiartikkelit

    • Quantitative Comparison of the Light-to-Heat Conversion Efficiency in Nanomaterials Suitable for Photothermal Therapy 

      Pasciak, Agnieszka; Marin, Riccardo; Abiven, Lise; Pilch-Wróbel, Aleksandra; Misiak, Malgorzata; Xu, Wujun; Prorok, Katarzyna; Bezkrovnyi, Oleksii; Marciniak, Lukasz; Chanéac, Corinne; Gazeau, Florence; Bazzi, Rana; Roux, Stéphane; Viana, Bruno; Lehto, Vesa Pekka; Jaque, Daniel; Bednarkiewicz, Artur (American Chemical Society, 2022)
      Functional colloidal nanoparticles capable of converting between various energy types are finding an increasing number of applications. One of the relevant examples concerns light-to-heat-converting colloidal nanoparticles ...

    • Quantitative Dual Contrast CT Technique for Evaluation of Articular Cartilage Properties 

      Bhattarai, A; Honkanen, JTJ; Myller, KAH; Prakash, M; Korhonen M; Saukko, AEA; Virén, T; Joukainen, A; Patwa, AN; Kröger, H; Grinstaf, MW; Jurvelin, JS; Töyräs, J; (Springer Nature, 2018)
      Impact injuries of cartilage may initiate post-traumatic degeneration, making early detection of injury imperative for timely surgical or pharmaceutical interventions. Cationic (positively-charged) CT contrast agents detect ...
      Tieteelliset aikakauslehtiartikkelit

    • Quantitative dual contrast photon-counting computed tomography for assessment of articular cartilage health 

      Paakkari, Petri; Inkinen, Satu I; Honkanen, Miitu KM; Prakash, Mithilesh; Shaikh, Rubina; Nieminen, Miika T; Grinstaff, Mark W; Mäkelä, Janne TA; Töyräs, Juha; Honkanen, Juuso TJ (Springer Science and Business Media LLC, 2021)
      Photon-counting detector computed tomography (PCD-CT) is a modern spectral imaging technique utilizing photon-counting detectors (PCDs). PCDs detect individual photons and classify them into fixed energy bins, thus enabling ...
      Tieteelliset aikakauslehtiartikkelit

    • Quantitative Evaluation of Knee Subchondral Bone Mineral Density Using Cone Beam Computed Tomography 

      Turunen, Mikael J; Toyras, Juha; Kokkonen, Harri T; Jurvelin, Jukka S (Institute of Electrical & Electronics Engineers (IEEE), 2015)
      Contrast agent enhanced cone beam computed tomography (CE-CBCT), a technique capable of high-resolution in vivo imaging with small radiation dose, has been applied successfully for clinical diagnostics of cartilage ...
      info:eu-repo/semantics/article

    • Quantitative magnetic resonance imaging of Scots pine seeds and the assessment of germination potential 

      Tuomainen, Teemu V; Himanen, Katri; Helenius, Pekka; Kettunen, Mikko I; Nissi, Mikko J (Canadian Science Publishing, 2022)
      The availability of Scots pine seeds (Pinus sylvestris L.) with high germinability is necessary for artificial forest regeneration. In this work, Scots pine seed orchard seeds were magnetic resonance (MR) imaged to ...

    • Quantitative photoacoustic tomography augmented with surface light measurements 

      Nykanen O; Pulkkinen A; Tarvainen T (The Optical Society, 2017)
      Quantitative photoacoustic tomography is an imaging modality in which distributions of optical parameters inside tissue are estimated from photoacoustic images. This optical parameter estimation is an ill-posed problem and ...
      info:eu-repo/semantics/article

    • Quantitative photoacoustic tomography using illuminations from a single direction 

      Pulkkinen, Aki; Cox, Ben T; Arridge, Simon R; Kaipio, Jari P; Tarvainen, Taina (SPIE-Intl Soc Optical Eng, 2015)
      Quantitative photoacoustic tomography is an emerging imaging technique aimed at estimating optical parameters inside tissues from photoacoustic images, which are formed by combining optical information and ultrasonic ...
      info:eu-repo/semantics/article

    • Quantitative susceptibility mapping of articular cartilage: Ex vivo findings at multiple orientations and following different degradation treatments 

      Nykänen, O; Rieppo, L; Töyräs, J; Kolehmainen, V; Saarakkala, S; Shmueli, K; Nissi, MJ (Wiley, 2018)
      Purpose We investigated the feasibility of quantitative susceptibility mapping (QSM) for assessing degradation of articular cartilage by measuring ex vivo bovine cartilage samples subjected to different degradative ...
      Tieteelliset aikakauslehtiartikkelit

    • Quasiperiodicity of transcendental meromorphic functions 

      Liu, Xinling; Liu, Kai; Korhonen, Risto; Filipuk, Galina (Springer Nature Limited, 2023)
      This paper is devoted to considering the quasiperiodicity of complex differential polynomials, complex difference polynomials and complex delay-differential polynomials of certain types, and to studying the similarities ...

    • Radiative and climate impacts of a large volcanic eruption during stratospheric sulfur geoengineering 

      Laakso A; Kokkola H; Partanen A.-I; Niemeier U; Timmreck C; Lehtinen K.E.J; Hakkarainen H; Korhonen H (Copernicus Publications on behalf of the European Geosciences Union, 2016)
      Both explosive volcanic eruptions, which emit sulfur dioxide into the stratosphere, and stratospheric geoengineering via sulfur injections can potentially cool the climate by increasing the amount of scattering particles ...
      info:eu-repo/semantics/article

    • Radon, fungal spores and MVOCs reduction in crawl space house: A case study and crawl space development by hygrothermal modelling 

      Keskikuru, T; Salo, J; Huttunen, P; Kokotti, H; Hyttinen, M; Halonen, R; Vinha, J (Elsevier BV, 2018)
      In this case study was to investigate how ventilation of the crawl space will influence on concentrations of radon, fungal spores and MVOCs in the crawl space and indoors of detached house. The crawl space pressurisation ...
      Tieteelliset aikakauslehtiartikkelit

    • Raman Microspectroscopy Demonstrates Alterations in Human Mandibular Bone after Radiotherapy 

      Singh, SP; Parviainen, I; Dekker, H; Schulten, EAJM; ten Bruggenkate, CM; Bravenboer, N; Mikkonen, JJ; Turunen, MJ; Koistinen, AP; Kullaa, A (OMICS Publishing Group, 2015)
      Quality and alterations in the biochemical composition of bones used for dental implantation after radiotherapy in cancer patients is always a critical and debatable factor. Clinically the irradiated bone is similar to ...
      info:eu-repo/semantics/article