Blar i ODA Open Digital Archive på forfatter "Mirtaheri, Peyman"
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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 ... -
Health promoting experiences in urban green space: A case study of a co-design toolkit based on feedbacks from fNIRS, IoT and game probes
Berg, Arild; Gulden, Tore; Yazidi, Anis; Mirtaheri, Peyman (EAI CORE Proceedings;PervasiveHealth 2019 - 13th EAI International Conference on Pervasive Computing Technologies for Healthcare - Demos and Posters, Conference object, 2019-06-11)Promoting greener experience in urban areas is of utmost importance for urban development and for healthier cities. In this demo, we delineate a multi-disciplinary project for mapping the citizen experience and access to ... -
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 ... -
A mutual information approach on fNIRS functional connectivity network
Romero, Sergio Alejandro Sotres (ACIT;2021, Master thesis, 2021)The functional near-infrared spectroscopy (fNIRS), as a brain imaging modality, is a versatile technique for understanding brain activity processes at the level of the brain cortex. The use of this technology facilities ... -
Near-Infrared Spectroscopy for the In Vivo Monitoring of Biodegradable Implants in Rats
Hassan, Hafiz Wajahat; Mota-Silva, Eduardo; Grasso, Valeria; Riehakainen, Leon; Jose, Jithin; Menichetti, Luca; Mirtaheri, Peyman (Sensors;, Peer reviewed; Journal article, 2023)Magnesium (Mg) alloys possess unique properties that make them ideal for use as biodegradable implants in clinical applications. However, reports on the in vivo assessment of these alloys are insufficient. Thus, monitoring ... -
A Novel Design of an Optical Probe for Detecting Perfusion Changes in Buccal Tissue
Amini, Maryam; Gjøvaag, Terje; Hisdal, Jonny; Mirtaheri, Peyman (IEEE Sensors Journal;PP (99), Journal article; Peer reviewed, 2011-11-22)Measuring the blood perfusion and microcirculation at a specific depth in human tissue is an important method to monitor oxygenation in critically ill patients. The optical probes that are currently available in the market ... -
An overview of assessment tools for determination of biological Magnesium implant degradation
Hassan, Hafiz Wajahat; Grasso, Valeria; Korostynska, Olga; Khan, Haroon; Jose, Jithin; Mirtaheri, Peyman (Peer reviewed; Journal article, 2021)Medical implants made of biodegradable materials are advantageous for short-term applications as fracture fixation and mechanical support during bone healing. After completing the healing process, the implant biodegrades ... -
Oxygen Uptake and Energy Expenditure during Treadmill Walking with Masai Barefoot Technology (MBT) Shoes
Gjøvaag, Terje; Dahlen, Ingar; Sandvik, Håkon; Mirtaheri, Peyman (Journal of Physical Therapy Science;23 (1), Journal article; Peer reviewed, 2011)[Purpose] It is suggested that walking with Masai Barefoot Technology (MBT) shoes will increase oxygen uptake and result in greater consumption of energy relative to walking with conventional shoes, but this has not been ... -
A Proposal for Optical Antenna in VLC Communication Receiver System
Chamani, Shaghayegh; Dehgani, Roya; Rostami, Ali; Mirtagioglu, Hamit; Mirtaheri, Peyman (Journal article; Peer reviewed, 2022)Visible Light Communication (VLC) is an important emerging choice for high-speed wireless communication. In this perspective, light-emitting diodes as illuminators will be modulated to transmit data simultaneously. However, ... -
Quantum Dot Reflective Semiconductor Optical Amplifiers: Optical Pumping Compared with Electrical Pumping
Nahaei, Farshad Serat; Rostami, Ali; Mirtaheri, Peyman (Nanomaterials;, Peer reviewed; Journal article, 2022)A comprehensive study has been conducted on quantum dot reflective semiconductor optical amplifiers (QD-RSOAs) with optical pumps (OPs). Moreover, few studies have been completed on OP-based QD-RSOAs. A comparison is made ... -
Recent advances in photoacoustic blind source spectral unmixing approaches and the enhanced detection of endogenous tissue chromophores
Grasso, Valeria; Hassan, Hafiz Wajahat; Mirtaheri, Peyman; Willumeit-Römer, Regine; Jose, Jithin (Frontiers in Signal Processing;Volume 2 - 2022, Peer reviewed; Journal article, 2022)Recently, the development of learning-based algorithms has shown a crucial role to extract features of vital importance from multi-spectral photoacoustic imaging. In particular, advances in spectral photoacoustic unmixing ... -
Relationship between level of daily activity and upper-body aerobic capacity in adults with a lower limb amputation
Mellema, Mirjam; Mirtaheri, Peyman; Gjøvaag, Terje (Prosthetics and orthotics international;August 2021 - Volume 45 - Issue 4, Peer reviewed; Journal article, 2021-08)Background: Previous studies show that people with lower limb amputation (LLA) have a sedentary lifestyle, reduced walking capacity, and low cardiorespiratory fitness (VO2peak). There is, however, no knowledge on the ...