Journal Papers
- H. G. Lim, H. H. Kim, C. Yoon “Synthetic Aperture Imaging Using High-Frequency Convex Array for Ophthalmic Ultrasound Applications” Sensors 2021, 21, 2275.
- J. Park, B. Park, T. Y. Kim, S. Jung, W. J. Choi, J. Ahn, D. H. Yoon, J. Kim, S. Jeon, D. Lee, U. Yong, J. Jang, W. J. Kim, H. K. Kim, U. Jeong, H. H. Kim, and C. Kim “Quadruple ultrasound, photoacoustic, optical coherence, and fluorescence fusion imaging with a transparent ultrasound transducer“, PNAS March 16, 2021 118(11) e1920879118.
- H. G. Lim, H. Kim, K. Kim, J. Park, Y. Kim, J. Yoo, D. Heo, J. Baik, S. M. Park, and H. H. Kim “Thermal Ablation and High-Resolution Imaging Using a Back-to-Back (BTB) Dual-Mode Ultrasonic Transducer: In Vivo Results“, Sensors 2021, 21(5), 1580.
- H. G. Lim, H. C. Liu, C. W. Yoon, H. Jung, M. G. Kim, C. Yoon, H. H. Kim, and K. K. Shung, “Investigation of cell mechanics using single-beam acoustic tweezers as a versatile tool for the diagnosis and treatment of highly invasive breast cancer cell lines: an in vitro study“, Microsystems & Nanoengineering, 6(1), 1-12, 2020.
- H. G. Lim, O. Lee, K. K. Shung, J. T. Kim, and H. H. Kim, “Classification of Breast Cancer Cells Using the Integration of High-Frequency Single-Beam Acoustic Tweezers and Convolutional Neural Networks“, Cancers, 12(5), 1212, 2020.
- S. Choi, J. Y. Kim, H. G. Lim, J. W. Baik, H. H. Kim, and C. Kim, “Versatile Single-element Ultrasound imaging platform using a Water-proofed MeMS Scanner for Animals and Humans“, Scientific reports, 10(1), 1-9, 2020.
- M. Li, S. Kim, A. Lee, A. Shrinidhi, Y. H. Ko, H. G. Lim, H. H. Kim, K. B. Bae, K. M. Park, and K. Kim, “Bio-orthogonal Supramolecular Latching inside Live Animals and Its Application for in Vivo Cancer Imaging“, ACS Applied Materials & Interfaces, 11(47), 43920-43927, 2019.
- H. G. Lim, H. H. Kim, C. Yoon, and K. K. Shung, “A One-Sided Acoustic Trap for Cell Immobilization Using 30-MHz Array Transducer“, IEEE Trans. Ultrason. Ferroelect. Freq. Ctrl., vol. 67, issue. 1, pp. 167-172, 2019.
- H. Jung, R. Wodnicki, H. G. Lim, C. W. Yoon, B. J. Kang, C. Yoon, C. Lee, J. Y. Hwang, H. H. Kim, H. Choi, M. S. W. Chen, Q. Zhou, and K. K. Shung, “CMOS High-Voltage Analog 1–64 Multiplexer/Demultiplexer for Integrated Ultrasound Guided Breast Needle Biopsy“, IEEE Trans. Ultrason. Ferroelect. Freq. Ctrl., vol. 65, issue. 8, pp. 1334-1345, 2018.
- N. Cabrera-Munoz, P. Eliahoo, R. Wodnicki, H. Jung, C. T. Chiu, J. A. Williams, H. H. Kim, Q. Zhou, and K. K. Shung, “Forward-looking 30-MHz phased-array transducer for peripheral intravascular imaging“, Sensors and Actuators A: Physical, vol. 280, pp. 145-163, 2018.
- H. G. Lim, H. H. Kim, and C, Yoon, “Evaluation method for acoustic trapping performance by tracking motion of trapped microparticle” Japanese Journal of Applied Physics, vol. 57, Number 5, 2018.
- C. Yoon, H. H. Kim*, and K. K. Shung, “Development of a low-complexity, cost-effective digital beamformer architecture for high-frequency ultrasound imaging,” IEEE Trans. Ultrason. Ferroelect. Freq. Ctrl., vol. 64, issue. 6, pp. 1002-1008, 2017.
- S. Yoon, M. G. Kim, C. T. Chiu, J. Y. Hwang, H. H. Kim, Y. Wang, and K. K. Shung, “Direct and sustained intracellular delivery of exogenous molecules using acoustic-transfection with high frequency ultrasound,” Scientific Reports, 6:20477, 2016.
- M. G. Kim, S. Yoon, H. H. Kim, and K. K. Shung, “Impedance matching network for high frequency ultrasonic transducer for cellular applications,” Ultrasonics, vol. 65, pp. 258-267, 2016.
- S. Yoon, J. Williams, B. J. Kang, C. Yoon, N. Cabrera-Munoz, J. S. Jeong, S. G. Lee, K. K. Shung, and H. H. Kim*, “Angled-focused 45 MHz PMN-PT single element transducer for intravascular ultrasound imaging,” Sensors and Actuators A: Physical, vol. 228, pp. 16-22, 2015.
- S. Yoon, M. G. Kim, J. A. Williams, C. Yoon, B. J. Kang, N. Cabrera-Munoz, K. K. Shung, and H. H. Kim*, “Dual-element needle transducer for intravascular ultrasound imaging,” Journal of Medical Imaging, vol. 2, no. 2, art. 027001, pp. 1-9, 2015.
- J. Y. Hwang, B. J. Kang, C. Lee, H. H. Kim, J. Park, Q. Zhou, and K. K. Shung, “Non-contact acoustic radiation force impulse microscopy via photoacoustic detection for probing breast cancer cell mechanics,” Biomedical Optics Express, vol. 6, no. 1, pp. 11-22, 2015.
- B. J. Kang, J. Park, J. Kim, H. H. Kim, C. Lee, J. Y. Hwang, C. L. Lien, and K. K. Shung, “High-frequency dual mode pulsed wave Doppler imaging for monitoring the functional regeneration of zebrafish hearts,” Journal of the Royal Society Interface, vol. 12, no. 103, art. 20141154, pp. 1-10, 2015.
- T. Cummins, C. Yoon, H. Choi, P. Eliahoo, H. H. Kim, M. Yamashita, L. Larsen, J. Lang, S. Sener, J. Vallone, S. Martin, and K.K. Shung, “High frequency ultrasound imaging for breast cancer biopsy guidance,” Journal of Medical Imaging, vol. 2, no. 4, art. 047001, 2015.
- C. Yoon, B. J. Kang, C. Lee, H. H. Kim*, and K. K. Shung, “Multi-particle trapping and manipulation by a high-frequency array transducer,” Applied Physics Letters, vol. 105, no. 21, art. 214103, pp. 1-4, 2014.
- J. Y. Hwang, C. Lee, K. H. Lam, H. H. Kim, J. Lee, and K. K. Shung, “Cell membrane deformation induced by a fibronectin-coated polystyrene microbead in a 200-MHz acoustic trap,” IEEE Trans. Ultrason. Ferroelect. Freq. Ctrl., vol. 61, no. 3, pp. 399-406, 2014.
- J. Y. Hwang, H. G. Lim, C. W. Yoon, K. H. Lam, S. Yoon, C. Lee, C. T. Chiu, B. J. Kang, H. H. Kim, and K. K Shung, “Non-contact high-frequency ultrasound microbeam stimulation for studying mechanotransduction in human umbilical vein endothelial cells,” Ultrasound in Medicine and Biology, vol. 40, no. 9, pp. 2172-2182, 2014.
- J. Y. Hwang, N. S. Lee, C. Lee, K. H. Lam, H. H. Kim, J. Woo, M. –Y. Lin, K. Kisler, H. Choi, Q. Zhou, R. H. Chow, and K. K. Shung, “Investigating contactless high frequency ultrasound microbeam stimulation for determination of invasion potential of breast cancer cells,” Biotechnology and Bioengineering, vol. 110, no. 10, pp. 2697-2705, 2013.
- F. Zheng, Y. Li, H. –S. Hsu, C. Liu, C. T. Chiu, C. Lee, H. H. Kim, and K. K. Shung, “Acoustic trapping with a high frequency linear phased array,” Applied Physics Letters, 101, 214104, 2012.
- C. Lee, J. Lee, H. H. Kim, S. –Y. Teh, A. Lee, I. –Y. Chung, J. Y. Park, and K. K. Shung, “Microfluidic droplet sorting with a high frequency ultrasound beam,” Lab on a Chip, issue 12, pp. 2736-2742, 2012.
- J. Lee, C. Lee, H. H. Kim, A. Jakob, R. Lemor, S. -Y. Teh, A. Lee, and K. K. Shung, “Targeted cell immobilization by ultrasound microbeam,” Biotechnology and Bioengineering, vol. 108, issue 7, pp. 1643-1650, 2011.
- H. R. Chabok, J. M. Cannata, H. H. Kim, J. A. Williams, J. Park, and K. K. Shung, “A high frequency annular array transducer using an interdigital bonded 1-3 composite,” IEEE Trans. Ultrason. Ferroelect. Freq. Ctrl., vol. 58, no. 1, pp. 206-214, 2011.
- R. H. Silverman, F. Kong, Y. C. Chen, H. O. Lloyd, H. H. Kim, J. M. Cannata, K. K. Shung, and D. J. Coleman, “High-resolution photoacoustic imaging of ocular tissues,” Ultrasound in Medicine and Biology, vol. 36, no. 5, pp. 733-742, 2010.
- J. Lee, S. -Y. Teh, A. Lee, H. H. Kim, C. Lee, and K. K. Shung, “Transverse acoustic trapping using a Gaussian focused ultrasound,” Ultrasound in Medicine and Biology, vol. 36, no. 2, pp. 350-355, 2010.
- J. H. Chang, H. H. Kim, J. Lee, and K. K. Shung, “Frequency compounded imaging with a high-frequency dual element transducer,” Ultrasonics, vol. 50, pp. 453-457, 2010.
- J. Lee, S. -Y. Teh, A. Lee, H. H. Kim, C. Lee, and K. K. Shung, “Single beam acoustic trapping,” Applied Physics Letters, 95, 073701, 2009.
- F. Kong, Y. C. Chen, H. O. Lloyd, R. H. Silverman, H. H. Kim, J. M. Cannata, and K. K. Shung, “High-resolution photoacoustic imaging with focused laser and ultrasonic beams,” Applied Physics Letters, 94, 033902, 2009.
- H. H. Kim*, J. M. Cannata, R. Liu, J. H. Chang, R. H. Silverman, and K. K. Shung, “20 MHz/40 MHz dual element transducers for high frequency harmonic imaging,” IEEE Trans. Ultrason. Ferroelect. Freq. Ctrl., vol. 55, no. 12, pp. 2683-2691, 2008.
- S. T. Lau, L. Y. Shao, H. L. W. Chan, H. Y. Tam, C. -H. Hu, H. H. Kim, R. Liu, Q. Zhou, and K. K. Shung, “Characterization of a 40-MHz focused transducer with a fiber grating laser hydrophone,” IEEE Trans. Ultrason. Ferroelect. Freq. Ctrl., vol. 55, no. 12, pp. 2714-2718, 2008.
- D. G. Paeng, H. H. Kim, S. G. Lee, S. M. Rhim, and M. J. Choi, “Fabrication of a 40 MHz single element ultrasonic transducer using a PMN-PT single crystal,” Key Engineering Materials, vols. 321-323, pp.978-983, 2006.
Conference Proceedings and Presentations
- H. Kim, H. G. Lim, J. Yoo, and H. H. Kim, “Precise Control of Ultrasound Stimulation/Treatment by a High-Frequency Focused Ring Transducer”, IEEE International Ultrasonics Symposium, 2020.
- H. Kim, H. G. Lim, and H. H. Kim, “Rotating Dual-Mode Ultrasonic Transducer for High Intensity Ultrasound Treatment and High Resolution Imaging”, IEEE International Ultrasonics Symposium, 2020.
- Y. Kim, J. Kim, J. Ahn, H. G. Lim, K. J. Lee, J. Lee, C. Kim, and H. H. Kim, “Detection of Micro-Scaled FLaws in the Steel Sheet Using 30 MHz Line-Focused Single-Element Ultrasound Transducer”, IEEE International Ultrasonics Symposium, 2020.
- J. Park, B. Park, T. Kim, D. Lee, U. Yong, J. Jang, U. Jeong, H. H. Kim, and C. Kim, “Seamlessly integrated optical and acoustical imaging systems through transparent ultrasonic transducer”, Proc. SPIE 11240, Photons Plus Ultrasound: Imaging and Sensing 2020, 112401P, 2020.
- H. G. Lim, J. Park, D. Heo, K. Kim, H. Kim, Y. Kim, J. Yoo, and H. H. Kim, “High Frequency Ultrasonic Levitation of Red Blood Cells Aggregation”, IEEE International Ultrasonics Symposium, Kobe, Japan, 2018.
- C. Yoon , H. G. Lim, H. Park , M. Song, and H. H. Kim, “Immobilization of single cells by an array transducer based single-beam acoustic tweezers”, IEEE International Ultrasonics Symposium, Kobe, Japan, 2018.
- H. G. Lim and H. H. Kim, “Single-beam acoustic trapping of a single microparticle or levitated cells at high frequency: A new approach for drug delivery”, Focused Ultrasound Symposium, Reston, VA, 2018.
- H. H. Kim and H. G. Lim, “Single cell mechanics study using single-beam acoustic tweezers”, IEEE Engineering in Medicine and Biology Conference 2018, Honolulu, HI, 2018.
- H. G. Lim and H. H. Kim, “Manipulation of levitated cell aggregates by high frequency acoustic trapping”, 18th International Society for Therapeutic Ultrasound, Nashville, TN, 2018
- H. H. Kim, “High frequency ultrasound transducers for high definition imaging”, 2017 International Congress on Ultrasonics, Honolulu, HI, 2017.
- [Invited] S. Cho, C. Choi, J. Ahn, S. Yoon, H. H. Kim, and C. Kim, “IVUS Based Photoacoustic Imaging for VP Detection,” The 2nd International Symposium of Vulnerable Heart Research Consortium, Seoul, Korea, 2016.
- [Invited] H. H. Kim and C. Kim, “Advanced Photoacoustic/Ultrasound Imaging Solutions in the Medical Imaging Market,” IEEE Engineering and Medicine in Biology Conference 2016, Orlando, FL, 2016.
- [Invited] H. H. Kim, “Design and fabrication of high frequency ultrasound array transducers, Fall 2016 Conference of the Acoustics Society of Korea, Gyeongju, Korea, 2016.
- H. H. Kim, S. Yoon, N. Cabrera-Munoz, J. Williams, B. J. Kang, C. Yoon, K. K. Shung, “Angled and Press-Focused 40 MHz PMN-PT Single Element Transducers for Intravascular Ultrasound Imaging,” IEEE International Ultrasonics Symposium 2014, Chicago, IL, 2014.
- S. Yoon, M. G. Kim, B. J. Kang, C. Yoon, N. Cabrera-Munoz, J. Williams, K. K. Shung, and H. H. Kim, “Dual Element Needle Transducer for Intravascular Ultrasound Imaging,” IEEE International Ultrasonics Symposium 2014, Chicago, IL, 2014.
- C. T. Chiu, J. A. Williams, B. J. Kang, T. Abraham, K. K. Shung and H. H. Kim, “Fabrication and Characterization of a 20 MHz Microlinear Phased Array Transducer for Intervention Guidance,” IEEE International Ultrasonics Symposium 2014, Chicago, IL, 2014.
- B. J. Kang, J. Y. Hwang, C. Lee, H. H. Kim, J. Park, Q. Zhou, and K. K. Shung, “Photoacoustic – Acoustic Radiation Force Impulse (PA-ARFI) Microscopy,” IEEE International Ultrasonics Symposium 2014, Chicago, IL, 2014.
- C. Yoon, B. J. Kang, C. Lee, H. H. Kim, and K. K. Shung, “Micropatterning based on single-beam acoustic trapping,” IEEE International Ultrasonics Symposium 2014, Chicago, IL, 2014.
- H. H. Kim, C. Lee, J. Y. Hwang, S. Yoon, K. H. Lam, J. Lee, and K. K. Shung, “Breast cancer cell manipulation with a highly focused high frequency ultrasonic transducer,” IEEE International Ultrasonics Symposium 2013, Prague, Czech Republic, 2013.
- T. Cummins, H. Choi, C. Liu, H. H. Kim, and K. K. Shung, “Design of 80 MHz linear array transducers for real-time breast cancer biopsy guidance,” IEEE International Ultrasonics Symposium 2013, Prague, Czech Republic, 2013.
- [Invited] H. H. Kim, J. A. Williams, T. Cummins, C. T. Chiu, N. Cabrera-Munoz, and K. K. Shung, “High frequency array transducers for pre-clinical and clinical application,” 11th Annual Ultrasonic Transducer Engineering Conference, Los Angeles, CA, 2013.
- B. J. Kang, J. Park, H. H. Kim, J. T. Yen, and K. K. Shung, “Dual gate pulsed wave Doppler imaging for investigating cardiac functions of adult zebrafish,” 11th Annual Ultrasonic Transducer Engineering Conference, Los Angeles, CA, 2013.
- J. Y. Hwang, N. S. Lee, C. Lee, K. H. Lam, H. H. Kim, R. H. Chow, and K. K. Shung, “High-frequency ultrasound microbeam stimulation toward cancer research: determination of invasiveness in breast cancer cells,” 11th Annual Ultrasonic Transducer Engineering Conference, Los Angeles, CA, 2013.
- H. H. Kim, J. A. Williams, F. Zheng, J. M. Cannata, and K. K. Shung, “High-frequency (30 MHz) phased array transducers for small animal cardiac imaging,” IEEE International Ultrasonics Symposium 2012, Dresden, Germany, 2012.
- H. –C. Yang, C. T. Chiu, H. Choi, F. Zheng, C. Liu, W. Qiu, H. H. Kim, and K. K. Shung, “Low cross-talk kerfless annular array ultrasound transducers using 1-3 piezocomposites with pseudo-random pillars,” IEEE International Ultrasonics Symposium 2012, Dresden, Germany, 2012.
- J. Y. Hwang, N. S. Lee, C. Lee, K. H. Lam, H. H. Kim, Q. Zhou, R. H. Chow, and K. Kirk Shung, “High-frequency ultrasound microbeam induced calcium elevations in cancer cells: discrimination between invasive and noninvasive breast cancer cells,” IEEE International Ultrasonics Symposium 2012, Dresden, Germany, 2012.
- B. J. Kang, J. Park, H. H. Kim, J. T. Yen, and K. K. Shung, “Dual gate pulsed wave Doppler imaging for investigating cardiovascular dysfunctions,” IEEE International Ultrasonics Symposium 2012, Dresden, Germany, 2012.
- [Invited] H. H. Kim and K. K. Shung, “High frequency ultrasound array transducers for small parts imaging,” 34th Annual International Conference of the IEEE Engineering in Medicine and Biology Society 2012, p. 339.
- J. Lee, C. Lee, H. H. Kim, A. Jakob, R. Lemor, S. –Y. Teh, A. Lee, and K. K. Shung, “Two-dimensional cell trapping by ultrasound microbeam,” IEEE International Ultrasonics Symposium 2011, Orlando, FL, 2011.
- C. Lee, J. Lee, S. –Y. Teh, A. Lee, H. H. Kim, and K. K. Shung, “Real time acoustic sensing of flowing microdroplets in a microfluidic device,” IEEE International Ultrasonics Symposium 2011, Orlando, FL, 2011.
- H. H. Kim, C. -H. Hu, J. Park, B. J. Kang, J. A. Williams, J. M. Cannata, and K. K. Shung, “Characterization and evaluation of high frequency convex array transducers,” IEEE International Ultrasonics Symposium 2010, pp. 650-653.
- H. H. Kim, J. M. Cannata, J. A. Williams, J. H. Chang, J. Park, and K. K. Shung, “Fabrication and characterization of high frequency convex array transducers,” 10th Annual Ultrasonic Transducer Engineering Conference, Los Angeles, CA, 2010.
- J. M. Cannata, J. A. Williams, H. H. Kim, H. R. Chabok, C. -H. Hu, and K.K. Shung, “Development of high frequency arrays using interdigital bonded composites,” 10th Annual Ultrasonic Transducer Engineering Conference, Los Angeles, CA, 2010.
- J. Lee, S. -Y. Teh, A. Lee, H. H. Kim, C. Lee, and K. K. Shung, “Single particle manipulation by sound beam,” 10th Annual Ultrasonic Transducer Engineering Conference, Los Angeles, CA, 2010.
- H. H. Kim, J. M. Cannata, J. A. Williams, J. H. Chang, and K. K. Shung, “Fabrication of 20 MHz convex array transducers for high frequency ophthalmic imaging,” IEEE International Ultrasonics Symposium 2009, pp. 1130-1133.
- H. R. Chabok, J. M. Cannata, H. H. Kim, and K. K. Shung, “Development of high frequency annular array ultrasound transducers using interdigital bonded composites,” IEEE International Ultrasonics Symposium 2009, pp. 2708-2711.
- R. H. Silverman, L. H. Lloyd, T. Raevsky, H. H. Kim, K. K. Shung, and D. J. Coleman, “Non-linear ultrasonic imaging of the eye with a dual-frequency transducer,” The Association for Research in Vision and Ophthalmology (ARVO) 2008 Annual Meeting, Fort Lauderdale, FL.
- H. H. Kim, J. M. Cannata, R. Liu, R. H. Silverman, and K. K. Shung, “Concentric annular type dual element transducers for high frequency eye imaging,” 8th Annual Ultrasonic Transducer Engineering Conference, Los Angeles, CA, 2007.
- R. H. Silverman, S. Babar, H. H. Kim, J. M. Cannata, K. K. Shung, and D. J. Coleman, “Tissue-harmonic ultrasound imaging with a dual-frequency annular transducer,” The Association for Research in Vision and Ophthalmology (ARVO) 2007 Annual Meeting, Fort Lauderdale, FL.
- H. H. Kim, J. H. Chang, J. M. Cannata, and K. K. Shung, “Design of 20 MHz convex array transducers for high frequency ophthalmic imaging,” IEEE International Ultrasonics Symposium 2007, pp. 88-91.
- R. Liu, H. H. Kim, J. M. Cannata, G. S. Chen, and K. K. Shung, “Self-focused 1-3 composite LiNbO3 single element transducers for high frequency HIFU applications,” IEEE International Ultrasonics Symposium 2007, pp. 949-952.
- H. H. Kim, J. M. Cannata, R. Liu, L. Sun, K. K. Shung, R. H. Silverman, and S. Babar, “Dual element transducers for high frequency harmonic imaging,” IEEE International Ultrasonics Symposium 2006, pp. 2325-2328.
- S. M. Rhim, H. H. Kim, H. Jung, S. Kim, and S. G. Lee, “A 128 channel 7.5 MHz linear array ultrasonic probe using PMN-PT single crystal,” IEEE International Ultrasonics Symposium 2003, pp. 782-785.
Patent Applications
- H. H. Kim, J. H. Chang, and K. K. Shung, “High frequency ultrasonic convex array transducers and tissue imaging,” United States Patent Application publication, No. US 2010/0256488 A1, Oct. 2010
- H. H. Kim, K. K. Shung, and J. H. Chang, “Self-focused high frequency ultrasound needle transducers,” United States Provisional Patent Application, No. 61/092,485, May 2008