Browsing TKD - Institutt for maskin, elektronikk og kjemi by Author "Mirtaheri, Peyman"

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    • 3D printing in medical application: an educational design perspective 

      Mirtaheri, Peyman; Güler, Evin; Gjøvaag, Terje (Chapter; Peer reviewed, 2017)
      Medical applications for 3D printin g are expanding rapidly and are expected to revolutionize health care. The application of 3D printing in medicine and healthcare can provide many bene fits, including ...

    • Analysis and Simulation of the Optical Properties of a Quantum Dot on a Graphene Nanoribbon System 

      Sahar, Armaghani; Ali, Rostami; Mirtaheri, Peyman (Photonics;Volume 9 / Issue 4, Peer reviewed; Journal article, 2022)
      In this work, we theoretically study the optical properties of a graphene nanoribbon with a quantum dot (QD) on it. The system consists of a graphene nanoribbon with dimensions of 400 × 3100 (nm2) and a quantum dot with a ...

    • Analysis of human gait using hybrid EEG-fNIRS-based BCI system: A review 

      Khan, Haroon; Naseer, Noman; Yazidi, Anis; Eide, Per Kristian; Hassan, Wajahat; Mirtaheri, Peyman (Peer reviewed; Journal article, 2021)
      Human gait is a complex activity that requires high coordination between the central nervous system, the limb, and the musculoskeletal system. More research is needed to understand the latter coordination's complexity in ...

    • Brain Connectivity Analysis in Distinct Footwear Conditions during Infinity Walk Using fNIRS 

      Khan, Haroon; Pinto-Orellana, Marco Antonio; Mirtaheri, Peyman (Peer reviewed; Journal article, 2023)
      Gait and balance are an intricate interplay between the brain, nervous system, sensory organs, and musculoskeletal system. They are greatly influenced by the type of footwear, walking patterns, and surface. This exploratory ...

    • Classification of Individual Finger Movements from Right Hand Using fNIRS Signal 

      Khan, Haroon; Noori, Farzan Majeed; Yazidi, Anis; Uddin, Md Zia; Khan, M.N Afzal; Mirtaheri, Peyman (Sensors;Volume 21 / Issue 23, Peer reviewed; Journal article, 2021-11-28)
      Functional near-infrared spectroscopy (fNIRS) is a comparatively new noninvasive, portable, and easy-to-use brain imaging modality. However, complicated dexterous tasks such as individual finger-tapping, particularly using ...

    • CW fNIRS with short channel regression and amplitude modulation 

      Engvik, Max; Gjestemoen, Marte Helén Andersen; Horpestad, Anders; Martinsen, Janne; Nordli, Stian (Bachelor thesis, 2018-05-23)
      Functional Near Infrared Spectroscopy (fNIRS) is a relatively new and promising field within brain imaging and neuroscience. It offers a cost efficient, non-invasive method for brain studies, both for research and clinical ...

    • Electrically Tunable Perfect Terahertz Absorber Using Embedded Combline Graphene Layer 

      Maghoul, Amir; Rostami, Ali; Barzinjy, Azeez Abdullah; Mirtaheri, Peyman (Applied Sciences;Volume 11 / Issue 22, Peer reviewed; Journal article, 2021-11-19)
      Graphene is a powerful 2-D matter with the capability of extraordinary transparency, and tunable conductivity is employed in emerging optoelectronics devices. In this article, the design of an electrically tunable ...

    • Electrically tunable perfect terahertz absorber using embedded combline graphene layer 

      Maghoul, Amir; Rostami, Ali; Barzinjy, Azeez Abdullah; Mirtaheri, Peyman (Peer reviewed; Journal article, 2021)
      Graphene is a powerful 2-D matter with the capability of extraordinary transparency, and tunable conductivity is employed in emerging optoelectronics devices. In this article, the design of an electrically tunable ...

    • Enhancing Classification Accuracy of Transhumeral Prosthesis: A Hybrid sEMG and fNIRS approach 

      Yousaf Sattar, Neelum; Kausar, Zareena; Usama, Syed Ali; Naseer, Noman; Farooq, Umer; Abdullah, Ahmed; Hussain, Syed Zahid; Shahbaz Khan, Umar; Khan, Haroon; Mirtaheri, Peyman (IEEE Access;Volume: 9, Peer reviewed; Journal article, 2021-07-26)
      Limited non-invasive transhumeral prosthesis control exists due to the absence of signal sources on amputee residual muscles. This paper introduces a hybrid brain-machine interface (hBMI) that integrates surface electromyography ...

    • Experimental investigation on the light transmission of a textile-based over-cap used in functional near-infrared spectroscopy 

      Sherkat, Habib; Gjøvaag, Terje; Mirtaheri, Peyman (Proceedings of SPIE;Volume 11074, Journal article; Peer reviewed, 2019)
      Functional near-infrared spectroscopy as an optical (i.e., light-based) neuroimaging technique is susceptive to ambient light noise. In the daily task scenario experiments, light is required to monitor the movement of ...

    • Exploring value dilemmas of brain monitoring technology through speculative design scenarios 

      Risnes, Martha; Thorstensen, Erik; Mirtaheri, Peyman; Berg, Arild Skarsfjord (Peer reviewed; Journal article, 2024)
      In the field of brain monitoring, the advancement of more user-friendly wearable and non-invasive devices is introducing new opportunities for application outside the lab and clinical use. Despite the growing importance ...

    • Feasibility study of multi-wavelength optical probe to analyze magnesium implant degradation effects 

      Hassan, Hafiz Wajahat; Mathew, Anna; Khan, Haroon; Korostynska, Olga; Mirtaheri, Peyman (Proceedings of IEEE Sensors;, Chapter, 2021)
      Near-infrared spectroscopy (NIRS) is a rapidly developing and promising technology with potential for spectrographic analysis. Understanding NIRS measurements on the implant-tissue interface for hydrogen gas formation as ...

    • Graphene Nanoribbon Bending (Nanotubes): Interaction Force between QDs and Graphene 

      Armaghani, Sahar; Rostami, Ali; Mirtaheri, Peyman (Coatings;, Peer reviewed; Journal article, 2022)
      Carbon materials in different shapes—such as fullerene molecules (0D), nanotubes and graphene nanoribbons (1D), graphene sheets (2D), and nanodiamonds (3D)—each have distinct electrical and optical properties. All ...

    • High-Resolution Color Transparent Display Using Superimposed Quantum Dots 

      Dolatyari, Mahboubeh; Alidoust, Farid; Zarghami, Armin; Rostami, Ali; Mirtaheri, Peyman; Mirtagioglu, Hamit (Nanomaterials;Volume 12 / Issue 9, Peer reviewed; Journal article, 2022)
      In this paper, a high-resolution full-color transparent monitor is designed and fabricated using the synthesized quantum dots for the first time. For this purpose, about 100 compounds that had the potential to emit blue, ...

    • Impact of the COVID-19 restrictions on physical activity and quality of life in adults with lower limb amputation 

      Mellema, Mirjam; Risnes, Martha; Mirtaheri, Peyman; Gjøvaag, Terje (Prosthetics and orthotics international;, Peer reviewed; Journal article, 2021-12-14)
      Background: This study investigated the impact of COVID-19 restrictions on ambulatory activity and health-related quality of life (HR-QoL) in people with a lower limb amputation (LLA) in Norway. We hypothesized that the ...

    • In Vivo Analysis of a Biodegradable Magnesium Alloy Implant in an Animal Model Using Near-Infrared Spectroscopy 

      Mathew, Anna; Hassan, Hafiz Wajahat; Korostynska, Olga; Westad, Frank; Mota-Silva, Eduarda; Menichetti, Luca; Mirtaheri, Peyman (Peer reviewed; Journal article, 2023)
      Biodegradable magnesium-based implants offer mechanical properties similar to natural bone, making them advantageous over nonbiodegradable metallic implants. However, monitoring the interaction between magnesium and tissue ...

    • Interaction between Graphene Nanoribbon and an Array of QDs: Introducing Nano Grating 

      Armaghani, Sahar; Rostami, Ali; Mirtaheri, Peyman (Peer reviewed; Journal article, 2022)
      In this work, the interaction between an array of QDs and Graphene nanoribbon is modeled using dipole–dipole interaction. Then, based on the presented model, we study the linear optical properties of the considered system ...

    • MAKERIET: A NORWEGIAN UNIVERSITY MAKERSPACE 

      Güler, Evin; Andersson, Anders-Petter; Mirtaheri, Peyman; Gjøvaag, Terje (Chapter; Peer reviewed, 2017)
      In this paper, we review the existing state of current Norwegian university makerspaces, and what is unique and common to all of them. The participating makerspaces will help discover the impacts they have on ...

    • Monitoring of dehydration by temperature measurements at the skin surface before, during and after exposure to infrared laser light. 

      Hatlevik, Elias Kvamme; Randby, Hanne; Estrada, Julian Arthur Tupas; Stenersen, Lars Sten (Bachelor thesis, 2019-05-23)
      The purpose of this study is to find a way to monitor dehydration in human tissue using optics. Dehydration is a common condition among elderly but there are no clinical ‘gold standard’ to monitor the condition. Theory on ...

    • A Monte-Carlo/FDTD Study of High-Efficiency Optical Antennas for LED-Based Visible Light Communication 

      Fakhri, Darya; Alidoust, Farid; Rostami, Ali; Mirtaheri, Peyman (Nanomaterials;Volume 12 / Issue 20, Peer reviewed; Journal article, 2022-10-13)
      In high-speed wireless communication, visible light communication is considered an emerging and cutting-edge technology. A light-emitting diode can serve both as an illumination source in an environment and as a data ...