Dr. Siavash Mazdeyasna Profile

Dr. Siavash Mazdeyasna

ORISE Research Fellow

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Author

Publications (7)

SPIE Journal Paper | 4 May 2023 Open Access

Detection of low-frequency oscillations in neonatal piglets with speckle contrast diffuse correlation tomography

Mehrana Mohtasebi, Daniel Irwin, Dara Singh, Siavash Mazdeyasna, Xuhui Liu, Samaneh Rabienia Haratbar, Faraneh Fathi, Chong Huang, Kathryn Saatman, Lei Chen, Guoqiang Yu

JBO, Vol. 28, Issue 12, 121204, (May 2023) https://doi.org/10.1117/12.10.1117/1.JBO.28.12.121204

KEYWORDS: Brain, Ischemia, Simulation of CCA and DLA aggregates, Windows, Speckle, 3D image reconstruction, Sampling rates, Tissues, Reconstruction algorithms, Neuroimaging

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Proceedings Article | 16 March 2023 Presentation

External factors affecting performance of infrared thermographs for screening elevated body temperature (Conference Presentation)

Siavash Mazdeyasna, Pejman Ghassemi, Quanzeng Wang

Proceedings Volume PC12387, PC1238706 (2023) https://doi.org/10.1117/12.2647127

KEYWORDS: Infrared radiation, Body temperature, Humidity, Computer simulations, Temperature metrology, Distance measurement, Calibration

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Proceedings Article | 7 March 2022 Presentation

Noncontact optical assessment of disrupted cerebral functional connectivity in a piglet model of transient ischemic stroke

Mehrana Mohtasebi, Lei Chen, Siavash Mazdeyasna, Dara Singh, Xuhui Liu, Chong Huang, Samaneh Rabienia Haratbar, Faraneh Fathi, David Powell, Kathryn Saatman, Qiang Cheng, Guoqiang Yu

Proceedings Volume PC11945, PC1194505 (2022) https://doi.org/10.1117/12.2609144

KEYWORDS: Ischemic stroke, Brain, Tissue optics, Stereoscopy, Traumatic brain injury, Tomography, Tissues, Speckle, Signal attenuation, Safety

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Proceedings Article | 7 March 2022 Presentation

Wearable optical sensor for continuous monitoring of cerebral ischemia in rodents and piglets

Xuhui Liu, Lei Chen, Chong Huang, Mehrana Mohtasebi, Siavash Mazdeyasna, David Powell, Faraneh Fathi, Samaneh Rabienia Haratbar, Daniel Iwrin, Yutong Gu, Guoqiang Yu

Proceedings Volume PC11956, PC1195601 (2022) https://doi.org/10.1117/12.2608257

KEYWORDS: Ischemia, Optical sensors, Simulation of CCA and DLA aggregates, Semiconductor lasers, Detector arrays, Spectroscopy, Speckle, Neuroscience, Laser tissue interaction, Head

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Proceedings Article | 5 March 2021 Presentation + Paper

Noncontact optical assessment of spontaneous low-frequency fluctuations of cerebral blood flow in neonatal intraventricular hemorrhage

Mehrana Mohtasebi, Chong Huang, Siavash Mazdeyasna, Brennen Green, Kathryn Saatman, Qiang Cheng, Lei Chen, Guoqiang Yu

Proceedings Volume 11629, 116290U (2021) https://doi.org/10.1117/12.2578019

KEYWORDS: Brain, Cerebral blood flow, Signal attenuation, Tomography, Stereoscopy, Speckle, Neuroimaging, Hemodynamics, Blood vessels, 3D modeling

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SPIE Journal Paper | 24 September 2018 Open Access

Noncontact speckle contrast diffuse correlation tomography of blood flow distributions in tissues with arbitrary geometries

Siavash Mazdeyasna, Chong Huang, Mingjun Zhao, Nneamaka B. Agochukwu, Ahmed A. Bahrani, Lesley Wong, Guoqiang Yu

JBO, Vol. 23, Issue 09, 096005, (September 2018) https://doi.org/10.1117/12.10.1117/1.JBO.23.9.096005

KEYWORDS: Tissues, Blood circulation, Natural surfaces, Image restoration, Skin, Speckle, Imaging systems, Sensors, Tomography, Cameras

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SPIE Journal Paper | 8 August 2016 Open Access

Low-cost compact diffuse speckle contrast flowmeter using small laser diode and bare charge-coupled-device

Chong Huang, Myeongsu Seong, Joshua Paul Morgan, Siavash Mazdeyasna, Jae Gwan Kim, Jeffrey Todd Hastings, Guoqiang Yu

JBO, Vol. 21, Issue 08, 080501, (August 2016) https://doi.org/10.1117/12.10.1117/1.JBO.21.8.080501

KEYWORDS: Tissues, Charge-coupled devices, Semiconductor lasers, Speckle, CCD cameras, Sensors, Blood circulation, CCD image sensors, Natural surfaces, Lenses

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