Works (14)

Updated: October 28th, 2025 10:14

2025 article

Fabrication of Dual-Frequency Duplex CMUTs in a Vertically Stacked Topology for Acoustic Angiography

Karagenc, U. O., Annayev, M., Kemal, R. E., Das, N., Yamaner, F. Y., & Oralkan, Ö. (2025, September 15).

By: U. Karagenc n, M. Annayev n, R. Kemal n, N. Das n, F. Yamaner n & Ö. Oralkan n

topics (OpenAlex): Ultrasound Imaging and Elastography
Sources: NC State University Libraries, NC State University Libraries
Added: October 23, 2025

2025 article

Stacked PZT-CMUT hybrid 1D array for acoustic angiography: Preliminary results

Belekov, E., Annayev, M., Wang, J., Kemal, R. E., Liu, S., Yamaner, F. Y., … Oralkan, Ö. (2025, September 15).

By: E. Belekov n, M. Annayev n, J. Wang n, R. Kemal n, S. Liu n, F. Yamaner n, X. Jiang n, Ö. Oralkan n

topics (OpenAlex): Ultrasound Imaging and Elastography; Engineering Applied Research; Ultrasonics and Acoustic Wave Propagation
Sources: NC State University Libraries, NC State University Libraries
Added: October 23, 2025

2025 article

Wireless ultrasonic power transfer using a pre-charged CMUT interfaced with a custom integrated circuit

Annayev, M., Zhao, L., Yamaner, F. Y., Jia, Y., & Oralkan, Ö. (2025, September 15).

By: M. Annayev n, L. Zhao*, F. Yamaner n, Y. Jia* & Ö. Oralkan n

topics (OpenAlex): Wireless Power Transfer Systems; Energy Harvesting in Wireless Networks; Wireless Body Area Networks
Sources: NC State University Libraries, NC State University Libraries
Added: October 23, 2025

2025 article

Wireless ultrasonic power transfer using a pre-charged CMUT structure with a built-in charge storage capacitor

Annayev, M., Yamaner, F. Y., & Oralkan, Ö. (2025, April 23). Microsystems & Nanoengineering, Vol. 11.

By: M. Annayev*, F. Yamaner n & Ö. Oralkan*

topics (OpenAlex): Wireless Power Transfer Systems; Energy Harvesting in Wireless Networks; Innovative Energy Harvesting Technologies
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Sources: Web Of Science, ORCID, NC State University Libraries
Added: April 22, 2025

2024 article

Design and Fabrication of 128+128 Element Row-Column Addressed CMUT Arrays for Monitoring Murine Cardiac Flow Patterns

Das, N., Erdogan, E. B., Annayev, M., Yamaner, F. Y., Ketterling, J., & Oralkan, Ö. (2024, September 22). 2024 IEEE ULTRASONICS, FERROELECTRICS, AND FREQUENCY CONTROL JOINT SYMPOSIUM, UFFC-JS 2024.

By: N. Das n, E. Erdogan n, M. Annayev n, F. Yamaner n, J. Ketterling* & Ö. Oralkan n

topics (OpenAlex): Cardiovascular Function and Risk Factors; Congenital heart defects research
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Sources: Web Of Science, NC State University Libraries
Added: April 7, 2025

2024 journal article

Design, Fabrication, and Characterization of Capacitive Micromachined Ultrasonic Transducers for Transcranial, Multifocus Neurostimulation

Micromachines, 15(9), 1106.

By: T. Ibn Minhaj n, M. Annayev n, O. Adelegan n, A. Biliroğlu n, F. Yamaner n & Ö. Oralkan n

author keywords: neurostimulation; capacitive micromachined ultrasonic transducer (CMUT); single-element; large area transducer; fabrication; design; FEM; non-invasive; ultrasound; nonhuman primate model
topics (OpenAlex): Ultrasound and Hyperthermia Applications; Photoacoustic and Ultrasonic Imaging; Ultrasound Imaging and Elastography
Sources: Web Of Science, ORCID, Crossref, NC State University Libraries
Added: September 1, 2024

2024 article

Fabrication of 32×32 2 D CMUT Arrays on a Borosilicate Glass Substrate With Silicon- Through-Wafer Interconnects Using Non- Aligned and Aligned Anodic Bonding

Annayev, M., Biliroğlu, A. Ö., Şennik, E., Yamaner, F. Y., & Oralkan, Ö. (2024, August 22). Journal of Microelectromechanical Systems, Vol. 8.

By: M. Annayev n, A. Biliroğlu n, E. Şennik n, F. Yamaner n & Ö. Oralkan n

author keywords: Capacitive micromachined ultrasonic transducer (CMUT); 2D arrays; glass substrate; silicon-through-glass vias (Si-TGV); anodic bonding; Capacitive micromachined ultrasonic transducer (CMUT); 2D arrays; glass substrate; silicon-through-glass vias (Si-TGV); anodic bonding
topics (OpenAlex): Modular Robots and Swarm Intelligence; Anodic Oxide Films and Nanostructures; 3D IC and TSV technologies
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Sources: Web Of Science, ORCID, NC State University Libraries
Added: September 1, 2024

2023 article

Design and Fabrication of 1-D CMUT Arrays for Dual-Mode Dual-Frequency Acoustic Angiography Applications

Annayev, M., Minhaj, T. I., Adelegan, O. J., Yamaner, F. Y., Dayton, P. A., & Oralkan, Ö. (2023, December 12). IEEE Transactions on Ultrasonics Ferroelectrics and Frequency Control, Vol. 71, pp. 191–201.

By: M. Annayev n, T. Minhaj n, O. Adelegan n, F. Yamaner n, P. Dayton n & Ö. Oralkan n

author keywords: Acoustic angiography (AA); capacitive micromachined ultrasonic transducer (CMUT); dual-mode dual-frequency array; glass substrate
topics (OpenAlex): Ultrasound and Hyperthermia Applications; Photoacoustic and Ultrasonic Imaging; Ultrasound Imaging and Elastography
TL;DR: A novel scheme with a capacitive micromachined ultrasonic transducer array to receive high-frequency microbubble harmonics in collapse mode and to transmit a low-frequency high-pressure pulse by releasing the CMUT plate from collapse and pull it back to collapse again in the same transmit-receive cycle. (via Semantic Scholar)
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Sources: Web Of Science, ORCID, NC State University Libraries
Added: December 13, 2023

2022 article

A pre-charged CMUT structure with a built-in charge storage capacitor

Annayev, M., Yamaner, F. Y., & Oralkan, Ö. (2022, October 10). 2022 IEEE International Ultrasonics Symposium (IUS).

By: M. Annayev n, F. Yamaner n & Ö. Oralkan n

author keywords: Pre-charged; zero-bias; energy transfer; capacitive micromachined ultrasonic transducer; CMUT
topics (OpenAlex): Wireless Power Transfer Systems; Innovative Energy Harvesting Technologies; Advanced Sensor and Energy Harvesting Materials
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Sources: Web Of Science, NC State University Libraries
Added: February 6, 2023

2022 article

An Ultrasonic Energy Harvesting IC Providing Adjustable Bias Voltage for Pre-Charged CMUT

Zhao, L., Annayev, M., Oralkan, O., & Jia, Y. (2022, June 7). IEEE Transactions on Biomedical Circuits and Systems, Vol. 16, pp. 842–851.

By: L. Zhao*, M. Annayev n, O. Oralkan n & Y. Jia*

author keywords: Acoustics; Video recording; Integrated circuits; Energy harvesting; Clocks; Voltage control; Distributed Bragg reflectors; High voltage charge pump; pre-charged CMUT; ultrasonic energy harvesting; wireless power transmission
MeSH headings : Ultrasonics; Ultrasonography; Equipment Design; Transducers; Electric Capacitance
topics (OpenAlex): Innovative Energy Harvesting Technologies; Energy Harvesting in Wireless Networks; Advanced Sensor and Energy Harvesting Materials
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7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: December 1, 2022

2022 article

Performance Assessment of Ultra-Wideband and Dual-Mode 1D CMUT Arrays for Acoustic Angiography

Belekov, E., Bautista, K. J., Annayev, M., Adelegan, O. J., Biliroglu, A. O., Kierski, T. M., … Oralkan, O. (2022, October 10). 2022 IEEE International Ultrasonics Symposium (IUS).

By: E. Belekov n, K. Bautista*, M. Annayev n, O. Adelegan n, A. Biliroglu n, T. Kierski*, J. Sanders n, R. Kemal n ...

author keywords: capacitive micromachined ultrasonic transducer; ultra-wideband; dual-mode; acoustic angiography; ultrasound handheld probe; contrast agent
topics (OpenAlex): Photoacoustic and Ultrasonic Imaging; Ultrasound and Hyperthermia Applications; Ultrasound Imaging and Elastography
TL;DR: A custom 256-channel imaging probe with integrated low-noise amplifiers and supporting power circuitry is designed with a strong use case for the UWB and dual-mode CMUT arrays in acoustic angiography applications. (via Semantic Scholar)
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Sources: Web Of Science, NC State University Libraries
Added: February 6, 2023

2021 article

Design and Fabrication of 1D CMUT Arrays for Dual-Mode Acoustic Angiography Applications - Preliminary Results

Annayev, M., Adelegan, O. J., Yamaner, F. Y., Dayton, P. A., & Oralkan, Ö. (2021, September 11).

By: M. Annayev n, O. Adelegan n, F. Yamaner n, P. Dayton n & Ö. Oralkan n

author keywords: Dual-mode dual-frequency; capacitive micromachined ultrasonic transducer; CMUT; acoustic angiography
topics (OpenAlex): Ultrasound Imaging and Elastography; Ultrasound and Hyperthermia Applications; Photoacoustic and Ultrasonic Imaging
TL;DR: Finite element model simulation results show that the fabricated devices can transmit at low frequency and receive echoes at high frequency (> 15 MHz), which are verified by experimental results. (via Semantic Scholar)
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Sources: Web Of Science, NC State University Libraries
Added: August 15, 2022

2021 article proceedings

Design and Fabrication of Single-Element CMUTs for Forming a Transcranial Array for Focused Beam Applications

By: T. Minhaj n, O. Adelegan n, A. Biliroglu n, M. Annayev n, Z. Coutant n, F. Yamaner n, O. Oralkan n

Event: 2021 IEEE International Ultrasonics Symposium (IUS)

author keywords: ultrasound; focused; ultrasound; transducer; transcranial; fabrication; stimulation
topics (OpenAlex): Ultrasound and Hyperthermia Applications; Ultrasound Imaging and Elastography; Ultrasound and Cavitation Phenomena
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Sources: Web Of Science, NC State University Libraries, ORCID, Crossref
Added: August 15, 2022

2021 article

Design of Pre-Charged CMUTs with a Metal Floating Gate

Annayev, M., Adelegan, O. J., Yamaner, F. Y., & Oralkan, Ö. (2021, September 11). INTERNATIONAL ULTRASONICS SYMPOSIUM (IEEE IUS 2021).

By: M. Annayev n, O. Adelegan n, F. Yamaner n & Ö. Oralkan n

author keywords: Pre-charged; zero-bias; energy harvesting; capacitive micromachined ultrasonic transducer; CMUT
topics (OpenAlex): Ultrasound Imaging and Elastography; Advanced Sensor and Energy Harvesting Materials; Ultrasonics and Acoustic Wave Propagation
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Sources: Web Of Science, NC State University Libraries
Added: August 15, 2022

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