Dr. Bahman Lashkari Profile

Dr. Bahman Lashkari

at Univ of Toronto

SPIE Involvement:

Author

Area of Expertise:

Photoacoustics , Bone characterization , ultrasound , Tomography

Bahman Lashkari is a post-doctoral fellow at the Center for Advanced Diffusion-Wave Technologies (CADIFT) where he works on several photoacoustic and ultrasound projects. He conducted his PhD in the same lab working on frequency-domain photoacoustic imaging (2011). His research interests are in medical imaging and tissue characterization.

SPIE Journal Paper | 13 June 2019 Open Access

Frequency-domain differential photoacoustic radar: theory and validation for ultrasensitive atherosclerotic plaque imaging

Sung Soo Sean Choi, Bahman Lashkari, Andreas Mandelis, Jungik Son, Natasha Alves-Kotzev, Stuart F. Foster, Mark Harduar, Brian Courtney

JBO, Vol. 24, Issue 06, 066003, (June 2019) https://doi.org/10.1117/12.10.1117/1.JBO.24.6.066003

KEYWORDS: Photoacoustic spectroscopy, Signal processing, Radar, Signal to noise ratio, Intravascular ultrasound, Modulation, Tissues, Absorption, Interference (communication), Imaging systems

Read Abstract +

DOWNLOAD PAPER

Proceedings Article | 27 February 2019 Presentation + Paper

Frequency-domain differential photoacoustic radar: theory and simulation for ultra-sensitive cholesterol imaging

Sung Soo Sean Choi, Bahman Lashkari, Andreas Mandelis, Jill Weyers, Aaron Boyes, Cindy Yang, Stuart F. Foster, Natasha Alves-Kotzev, Mark Harduar, Brian Courtney

Proceedings Volume 10878, 1087812 (2019) https://doi.org/10.1117/12.2505885

KEYWORDS: Signal processing, Photoacoustic imaging, Endoscopy

Read Abstract +

Proceedings Article | 25 January 2018 Presentation

Imaging and characterizing of bone tissue with photoacoustic and ultrasound modalities (Conference Presentation)

Bahman Lashkari, Lifeng Yang, Joel W. Tan, Andreas Mandelis

Proceedings Volume 9689, 96894Q (2018) https://doi.org/10.1117/12.2214147

Proceedings Article | 15 March 2016 Presentation + Paper

Photoacoustic cross-correlation high-frame-rate and phase spectroscopy: two new biomedical imaging modalities

Bahman Lashkari, Sung soo (Sean) Choi, Edem Dovlo, Andreas Mandelis

Proceedings Volume 9708, 97081J (2016) https://doi.org/10.1117/12.2214159

KEYWORDS: Computer programming, Signal to noise ratio, Phase shift keying, Absorption, Blood, Scattering, Chromophores, Modulation

Read Abstract +

Proceedings Article | 15 March 2016 Presentation + Paper

Characterization of an intraluminal differential frequency-domain photoacoustics system

Bahman Lashkari, Jungik Son, Simon Liang, Robin Castelino, F. Stuart Foster, Brian Courtney, Andreas Mandelis

Proceedings Volume 9708, 970808 (2016) https://doi.org/10.1117/12.2214152

KEYWORDS: Photoacoustic spectroscopy, Imaging spectroscopy, Spectroscopy, Absorption, Endoscopy, Optical coherence tomography, Photoacoustic imaging, Ultrasonography, Intravascular ultrasound, Arteries

Read Abstract +

Proceedings Article | 15 March 2016 Presentation + Paper

Wavelength-Modulated Differential Photoacoustic (WM-DPA) imaging: a high dynamic range modality towards noninvasive diagnosis of cancer

Edem Dovlo, Bahman Lashkari, Sung soo Sean Choi, Andreas Mandelis

Proceedings Volume 9708, 97081Y (2016) https://doi.org/10.1117/12.2211761

KEYWORDS: Photoacoustic imaging, Signal detection, Photoacoustic spectroscopy, Cancer, Modulation, Functional imaging, Hypoxia, Laser sources, Absorption, Transducers, Biomedical optics and medical imaging, Blood, Tumors

Read Abstract +

SPIE Journal Paper | 29 July 2015 Open Access

Photoacoustic and ultrasound imaging of cancellous bone tissue

Lifeng Yang, Bahman Lashkari, Joel W. Tan, Andreas Mandelis

JBO, Vol. 20, Issue 07, 076016, (July 2015) https://doi.org/10.1117/12.10.1117/1.JBO.20.7.076016

KEYWORDS: Bone, Computed tomography, Ultrasonography, Backscatter, Photoacoustic spectroscopy, Tissue optics, Transducers, Minerals, Signal attenuation, Collagen

Read Abstract +

DOWNLOAD PAPER

SPIE Journal Paper | 21 July 2015 Open Access

Frequency-domain photothermoacoustic and ultrasonic imaging of blood and opto-thermal effects of plasmonic nanoparticle concentrations

Mohammad Khosroshahi, Andreas Mandelis, Bahman Lashkari

JBO, Vol. 20, Issue 07, 076009, (July 2015) https://doi.org/10.1117/12.10.1117/1.JBO.20.7.076009

KEYWORDS: Blood, Gold, Absorption, Acoustics, Ultrasonography, Nanoparticles, Modulation, Scattering, Blood vessels, Particles

Read Abstract +

DOWNLOAD PAPER

Proceedings Article | 5 March 2015 Paper

Co-registration of ultrasound and frequency-domain photoacoustic radar images and image improvement for tumor detection

Edem Dovlo, Bahman Lashkari, Sung soo Sean Choi, Andreas Mandelis

Proceedings Volume 9316, 93160J (2015) https://doi.org/10.1117/12.2079898

KEYWORDS: Tumors, Imaging systems, Photoacoustic spectroscopy, Image filtering, Ultrasonography, Transducers, Signal to noise ratio, Radar, Cancer, Spatial resolution

Read Abstract +

Proceedings Article | 26 February 2015 Paper

Photoacoustic and ultrasound characterization of bone composition

Bahman Lashkari, Lifeng Yang, Lixian Liu, Joel Tan, Andreas Mandelis

Proceedings Volume 9303, 93033X (2015) https://doi.org/10.1117/12.2181093

KEYWORDS: Bone, Minerals, Collagen, Photoacoustic spectroscopy, Ultrasonography, Spectroscopy, Backscatter, Diagnostics, Anisotropy, Neodymium

Read Abstract +

SPIE Journal Paper | 19 March 2014 Open Access

Coregistered photoacoustic and ultrasonic signatures of early bone density variations

Bahman Lashkari, Andreas Mandelis

JBO, Vol. 19, Issue 03, 036015, (March 2014) https://doi.org/10.1117/12.10.1117/1.JBO.19.3.036015

KEYWORDS: Bone, Signal detection, Backscatter, Transducers, Ultrasonics, Photoacoustic spectroscopy, Signal attenuation, Tissues, Absorption, Ultrasonography

Read Abstract +

DOWNLOAD PAPER

Proceedings Article | 8 March 2013 Paper

Photoacoustic and ultrasonic signatures of early bone density variations

Bahman Lashkari, Andreas Mandelis

Proceedings Volume 8565, 85656I (2013) https://doi.org/10.1117/12.2004274

KEYWORDS: Bone, Signal detection, Backscatter, Transducers, Ultrasonics, Ultrasonography, Photoacoustic spectroscopy, Signal attenuation, Scattering, Signal generators

Read Abstract +

Proceedings Article | 9 February 2012 Paper

Combined photoacoustic and ultrasonic diagnosis of early bone loss and density variations

Bahman Lashkari, Andreas Mandelis

Proceedings Volume 8207, 82076K (2012) https://doi.org/10.1117/12.908642

KEYWORDS: Bone, Signal detection, Transducers, Ultrasonics, Ultrasonography, Photoacoustic spectroscopy, Diagnostics, Absorption, Signal attenuation, Minerals

Read Abstract +

Proceedings Article | 18 February 2011 Paper

Time and frequency-domain biomedical photoacoustic imaging: a comparative study

Bahman Lashkari, Andreas Mandelis

Proceedings Volume 7883, 78834R (2011) https://doi.org/10.1117/12.880439

KEYWORDS: Signal to noise ratio, Transducers, Signal detection, Acoustics, Signal attenuation, Electronic filtering, Linear filtering, Pulsed laser operation, Photoacoustic spectroscopy, Image filtering

Read Abstract +

Showing 5 of 14 publications

Keywords/Phrases

Search In:

Publication Years