Publications

Journal Papers

  1. 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.
  2. 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.
  3. 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.
  4. 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.
  5. 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.
  6. 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.
  7. 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.
  8. 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.
  9. 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.
  10. 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.
  11. 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.
  12. 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.
  13. 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.
  14. 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.
  15. 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.
  16. 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.
  17. 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.
  18. 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.
  19. 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.
  20. 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.
  21. 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.
  22. 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.
  23. 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.
  24. 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.
  25. 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.
  26. 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.
  27. 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.
  28. 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.
  29. 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.
  30. 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.
  31. 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.
  32. 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

  1. 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.
  2. 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.
  3. 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.
  4. 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.
  5. 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.
  6. 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.
  7. 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.
  8. 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.
  9. 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
  10. H. H. Kim, “High frequency ultrasound transducers for high definition imaging”, 2017 International Congress on Ultrasonics, Honolulu, HI, 2017.
  11. [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.
  12. [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.
  13. [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.
  14. 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.
  15. 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.
  16. 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.
  17. 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.
  18. 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.
  19. 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.
  20. 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.
  21. [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.
  22. 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.
  23. 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.
  24. 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.
  25. 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.
  26. 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.
  27. 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.
  28. [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.
  29. 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.
  30. 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.
  31. 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.
  32. 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.
  33. 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.
  34. 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.
  35. 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.
  36. 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.
  37. 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.
  38. 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.
  39. 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.
  40. 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.
  41. 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.
  42. 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.
  43. 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

  1. 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
  2. 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