Blar i TKD - Institutt for maskin, elektronikk og kjemi på forfatter "Mirtaheri, Peyman"
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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 ... -
A Review of the Role of the Partial Pressure of Carbon Dioxide in Mechanically Loaded Tissues: The Canary in the Cage Singing in Tune with the Pressure Ulcer Mantra
Mirtaheri, Peyman; Gjøvaag, Terje; Worsley, Peter R.; Bader, Dan L. (Annals of Biomedical Engineering;, Journal article; Peer reviewed, 2014-12-23)Pressure ulcers (PUs) can occur in any situations where people are subjected to non-uniform distribution of pressure over a prolonged period. They can have devastating effects on the patients’ well-being and in extreme ... -
The role of human experience when making sense of brain monitoring: an interdisciplinary case study to assess wearable, non-invasive, brain-monitoring devices for rehabilitation
Risnes, Martha; Korostynska, Olga; Mirtaheri, Peyman; Berg, Arild (Peer reviewed; Journal article, 2023)Wearable, non-invasive, brain-monitoring technologies could takeresearch outside the laboratory, to make discoveries about thehuman brain in different, and sometimes more relevant, settingsfor the specific research. While ... -
SHADE: Absorption spectroscopy enhancement with ambient light estimation and narrow-band detection
Sherkat, Habib; Pinto-Orellana, Marco Antonio; Mirtaheri, Peyman (Optik;Volume 220, October 2020, Journal article; Peer reviewed, 2020-06-19)Ambient light (AML) limits the usage of absorption spectroscopy to strictly-controlled environments due to its impact on the quality of the signals. In medical applications for Optical instruments that require high reliability ... -
Single-leg stance on a challenging surface can enhance cortical activation in the right hemisphere – A case study
Khan, Haroon; Qureshi, Nauman Khalid; Yazidi, Anis; Engell, Håvard; Mirtaheri, Peyman (Peer reviewed; Journal article, 2023)Maintaining body balance, whether static or dynamic, is critical in performing everyday activities and developing and optimizing basic motor skills. This study investigates how a professional alpine skier’s brain activates ... -
A Superimposed QD-Based Optical Antenna for VLC: White LED Source
Chamani, Shaghayegh; Rostami, Ali; Mirtaheri, Peyman (Nanomaterials;, Peer reviewed; Journal article, 2022)Visible light communication (VLC) is a versatile enabling technology for following highspeed wireless communication because of its broad unlicensed spectrum. In this perspective, white light-emitting diodes (LED) provide ... -
Unleashing the potential of fNIRS with machine learning: classification of fine anatomical movements to empower future brain-computer interface
Khan, Haroon; Khadka, Rabindra; Sultan, Malik Shahid; Yazidi, Anis; Ombao, Hernando; Mirtaheri, Peyman (Peer reviewed; Journal article, 2024)In this study, we explore the potential of using functional near-infrared spectroscopy (fNIRS) signals in conjunction with modern machine-learning techniques to classify specific anatomical movements to increase the number ... -
Virtual Reality Simulators in the Process Industry. A Review of Existing Systems and the Way Towards ETS
Cibulka, Jaroslav; Komulainen, Tiina M.; Mirtaheri, Peyman; Nazir, Salman; Manca, Davide (Peer reviewed; Chapter, 2016)Simulator training with Virtual Reality Simulators deeply engages the operators and improves the learning outcome. The available commercial 3D and Virtual Reality Simulator products range from generic models for laptops ...