한양대학교 해양융합과학과 해양음향연구실

"Machine Learning-Based Ship Localization In Shallow Water Using Ship Noise Recorded By Two Vertical Line Arrays",

M. J. Jo, D-G. Han, S-U. Son, J. W. Choi,  /  185th Meeting of the Acoustical Society of America, Sydney, Australia, Dec. 2023

"Acoustic characteristics of the seismic airgun sound propagation in the East Siberian Sea",

D-G. Han, S. Kim, M. Landrø, W. Son, D. H. Lee, Y. G. Yoon, J. W. Choi, E. J. Yang, Y. Choi, Y. K. Jin, J. K. Hong, S-H. Kang, T-S. Lee, H. C. Shin, H. S. La,  /  185th Meeting of the Acoustical Society of America, Sydney, Australia, Dec. 2023

"Estimates of geoacoustic parameters and source range using airgun sound in the East Siberian Sea, Arctic Ocean",

D. H. Lee, J. W. Choi, D-G. Han, H. S. La, E. J. Yang  /  185th Meeting of the Acoustical Society of America, Sydney, Australia, Dec. 2023

"Investigation of the acoustic properties of underwater rainfall noise measured by a bottom-mounted hydrophone and its application to deep learning to classify and estimate rainfall",

D. Kim, D. H. Lee, J. W. Choi,  /  Inter-Noise, Tokyo, Japan, Aug. 2023

"Measurements of underwater noise generated during wind turbine operation in Korea Southwest Offshore Wind Farm",

Y. G. Yoon, D-G. Han, J. W. Choi,  /  Inter-Noise, Tokyo, Japan, Aug. 2023

"Bottom-loss estimate from ship noise using a Ray-based Blind Deconvolution",

W. Yang, J. W. Choi,  /  184th Meeting of the Acoustical Society of America, vol.153, Chicago, USA, May. 2023

"Array invariant-based range-only target motion analysis for ship noise measured by two vertical line arrays in Shallow water",

H. Sul, M. J. Jo, T. L. Song, J. W. Choi,  /  184th Meeting of the Acoustical Society of America, vol.153, Chicago, USA, May. 2023

"Geoacoustic inversion using air gun sounds measured by a single hydrophone in the East Siberian Sea",

D. H. Lee, J. W. Choi, D. -G. Han, H. S. La, E. J. Yang,  /  24th International Congress on Acoustics(ICA), Gyeongju, Korea, Oct. 2022

"Observation of underwater noise during the operation of wind turbine in the Korea Southwest offshore wind farm",

Y. G. Yoon, D. -G. Han, D. H. Lee, J. W. Choi,  /  24th International Congress on Acoustics(ICA), Gyeongju, Korea, Oct. 2022

"Underwater acoustic communication using a vector sensor from a moving source in shallow water",

K. -H. Choi, J. W. Choi, S. Kim, P. H. Dahl, D. R. Dall'Osto,  /  24th International Congress on Acoustics(ICA), Gyeongju, Korea, Oct. 2022

"Geoacoustic inversion using explosive air gun signals received by a single hydrophone in the East Siberian Sea, Arctic Ocean",

D. H. Lee, J. W. Choi, D. -G. Han, H. La, E. J. Yang,  /  181st Meeting of the Acoustical Society of America, vol.150, pp.A115, Seattle, USA, Dec. 2021

"Acoustical properties of T-waves generated by 2011 Tohoku earthquake",

M. Ko, H. R, S. W. Shin, S. -C. Park, J. W. Choi,  /  179th Meeting of the Acoustical Society of America, vol.148, pp.2688, USA(Online), Dec. 2020

"Underwater acoustic vector communication using particle velocities in shallow water",

K. -H. Choi, J. W. Choi, S. Kim, P. H. Dahl,  /  Inter-Noise, Seoul(Online), Korea, Aug, 2020

"Properties of echolocation click sound of narrow-ridged finless porpoise (neophocaena asiaeorientalis) inhabiting the west coast of Korea",

Y. G. Yoon, S. Choi, H. Sohn, D. -G. Han, J. W. Choi,  /  Inter-Noise, Seoul(Online), Korea, Aug, 2020

"Underwater acoustic communication performance by signal to noise plus interference ratio in BLAC18",

H. Kim, J. W. Choi, H. S. Bae,  /  178th Meeting of the Acoustical Society of America, vol.146, pp.2764, San Diego, USA, Dec. 2019

"Vector communication by moving source during KOREX-17",

K. -H. Choi, H. Kim, J. W. Choi, S. Kim, P. H. Dahl,  /  178th Meeting of the Acoustical Society of America, vol.146, pp.2764, San Diego, USA, Dec. 2019

"Acoustic behavior of snapping shrimp in East China Sea",

D. H. Lee, M. Ko, J. W. Choi,  /  178th Meeting of the Acoustical Society of America, vol.146, pp.2799, San Diego, USA, Dec. 2019

"Bearings-Only Target Motion Analysis using Ray Tracing",

R. Oh, T. L. Song, J. W. Choi,  /  The 8th International Conference on Control, Automation & Information Sciences(ICCAIS 2019), China, Oct. 2019.

"Measurements of underwater noise from pile driving in southwest coast of Korea",

D. -G. Han, D. H. Lee, J. W. Choi,  /  23rd International Congress on Acoustics(ICA), Germany, Sep. 2019.

"Bidirectional Equalization for Long-Range Underwater Acoustic Communication in BLAC18",

H. Kim, K. -H. Choi, J. W. Choi, H. S. Bae,  /  The 11th International Conference on Ubiquitous and Future Networks(ICUFN), Croatia, Jul. 2019.

"Snapping shrimp noise measured at shallow water in east china sea during SAVEX 15",

D. H. Lee, M. Ko, J. W. Choi, H. S. Bae,  /  The 13th Western Pacific Acoustics Conference, India, Nov. 2018.

"Underewater acoustic communication by vector sensor (KOREX-17)",

K. -H. Choi, S. Kim, H. Kim, J. W. Choi, H. S. Bae,  /  The 13th Western Pacific Acoustics Conference, India, Nov. 2018.

"Bi-directional equalization for long-range underwater acoustic communication in East Sea of Korea",

H. Kim, S. Kim, J. W. Choi, H. S. Bae,  /  The 176th Meeting of the Acoustical Society of America, Canada, Nov. 2018.

"Measurements of mid-frequency bottom backscattering during KOREX-17",

D. -G. Han, R. Oh, J. W. Choi, D. Tang, B. T. Hefner,  /  The 176th Meeting of the Acoustical Society of America, Canada, Nov. 2018.

"Geoacustic inversion of 3.5 kHz towed receiver data from the KOREX-17",

H. Kwon, J. W. Choi, S. –U. Son, Y. Na, S. -K. Jung, D. Tang, T. Shim,  /  The 176th Meeting of the Acoustical Society of America, Canada, Nov. 2018.

"Underwater vector sensor communication in KOREX-17",

K. -H. Choi, S. Kim, J. W. Choi,  /  The 176th Meeting of the Acoustical Society of America, Canada, Nov. 2018.

"Measurements and modeling of mid-frequency propagation loss during the Korea Reverberation Experiment 2017(KOREX-2017)",

S. -U. Son, H. Kwon, J. W. Choi, Y. Na, J. -S. Park and D. Tang,  /  The 176th Meeting of the Acoustical Society of America, Canada, Nov. 2018.

"Observation of the Temperature of Intromission at Water-Castor Oil Interface",

D. -G. Han, H. -C. Seo, J. W. Choi, M. Lee, H. -J. Hwang,  /  The 39th Symposium on UltraSonic Electronics, Japan, Oct. 2018.

"Adaptive Bidirectional Equalization with Burst Error Detection for Long-Range Underwater Acoustic Communication",

H. Kim, S. Kim, J. W. Choi, H. S. Bae,  /  The 39th Symposium on UltraSonic Electronics, Japan, Oct. 2018.

"Measurements of pile driving noise from offshore wind farm construction in southwest coast of Korea",

D. -G. Han, J. W. Choi, J. Na,  /  The 6th Pacific Rim Underwater Acoustics Conference, Taiwan, Sep. 2018.

"Correction of bearing error of line array sonar system due to bottom bounced path signal",

R. Oh, B. -S. Gu, T. -L. Song, J. W. Choi,  /  The 6th Pacific Rim Underwater Acoustics Conference, Taiwan, Sep. 2018.

"Development of monitoring technology for sensory hair cells in the zebrafish lateral line using new sound exposure system",

D. H. Lee, J. W. Choi, J. Choi,  /  Zebrafish Disease Models(ZDM), Netherlands, Jul. 2018.

"Maximal Ratio Combining for Long-Range Underwater Acoustic Communication in East Sea",

H. Kim, S. Kim, K. -H. Choi, J. W. Choi,  /  The 10th International Conference on Ubiquitous and Future Networks(ICUFN), Czech, Jul. 2018.

"Underwater acoustic communication using vector sensor in KOREX-17",

S. Kim, H. Kim, K. -H. Choi, J. W. Choi,  /  The 10th International Conference on Ubiquitous and Future Networks(ICUFN), Czech, Jul. 2018.

"Optimal deployment of vector sensor nodes based on Performance Surface of underwater acoustic communication",

S. Kim, J. W. Choi,  /  International Congress on Ultrasonics(ICU), USA, Dec. 2017.

"Long-range Underwater Acoustic Communications in the East Sea of Korea",

H. Kim, S. Kim, K. -H. Choi, J. W. Choi,  /  International Congress on Ultrasonics(ICU), USA, Dec. 2017.

"Analysis of Passive Time-reversal Communication Performance in Shallow Water with Underwater Sound Channel Axis",

K. -H. Choi, S. Kim, J. W. Choi,  /  International Congress on Ultrasonics(ICU), USA, Dec. 2017.

"Tank Experiment and Simulation of Sunken Hazardous and Noxius Substances Detection Using High Frequency Active Sonar",

D. -G. Han, S. -U. Son, J. W. Choi,  /  Regional Conference On Acousitcs And Vibration, Bali, Indonesia, Nov. 2017.

"Underwater acoustic communication using vector sensor in time-varing shallow water channel",

S. Kim, J. W. Choi,  /  Autumm Meeting Acoustical Society of Japan, Matsuyama, Japan, Sep. 2017.

"Bistatic reverberation modelling using ray expansion method for two-layered sediment",

R. Oh, S. Kim, J. W. Choi, S. Cho, B. N. Kim,  /  The Underwater Acoustics Conference & Exhibition 2017, Skiathos, GREECE, Sep. 2017.

"Geo-acoustic inversion by analysis of low-frequency sound propagation characteristics in SAVEX 15",

H. Kwon, J. W. Choi, S. –U. Son,  /  The Underwater Acoustics Conference & Exhibition 2017, Skiathos, GREECE, Sep. 2017.

"Measurements of mid-frequency bottom interacting signals in Jinhae bay located on the southern coast of Korea",

J. W. Choi, H. Kwon, S. –U. Son,  /  The 5th Joint Meeting of the Acoustical Society of America and Acoustical Society of Japan, Vol.140 pp.3064-3065, Hawaii, USA, Nov. 2016.

"Comparison of underwater communication performances in two shallow-water sites with different sediment types located off the coast of Korea",

S. Kim, K. –H. Choi, J. W. Choi, J. –S. Park , S. –M. Kim,  /  The 5th Joint Meeting of the Acoustical Society of America and Acoustical Society of Japan, Vol.140 pp.3064-3065, Hawaii, USA, Nov. 2016.

"Acoustical characteristics of snapping shrimp noise measured during SAVEX 15 and its use as a natural source to estimate sea surface properties",

M. Ko, D. H. Lee, J. W. Choi, S. Cho,  /  The 5th Joint Meeting of the Acoustical Society of America and Acoustical Society of Japan, Vol.140 pp.3064-3065, Hawaii, USA, Nov. 2016.

"Quantifying the spatial variability of low frequency acoustic propagation in the Northern East China Sea",

S. Cho, D. Kang, B. -N. Kim, S. -K. Jung and J. W. Choi,  /  The 5th Joint Meeting of the Acoustical Society of America and Acoustical Society of Japan, Vol.140 pp.3014, Hawaii, USA, Nov. 2016.

"Measurements of high frequency acoustic transmission loss during SAVEX15",

S. -U. Son, J. W. Choi and S. Cho,  /  The 5th Joint Meeting of the Acoustical Society of America and Acoustical Society of Japan, Vol.140 pp.3065, Hawaii, USA, Nov. 2016.

"Array gain variation of bulb signals in vertically directional noise field",

D. -G. Han, S. -U. Son, Y. G. Yoon, J. W. Choi, J. -S. Park,  /  The 37th Symposium on Ultrasonic Electronics, pp.2P6-5, 2016. 

"Spatial performance analysis of passive time reversal communication in time-varying channel during SAVEX15",

K. -H. Choi, S. Kim, J. W. Choi, S. -M. Kim, S. Cho,  /  The 37th Symposium on Ultrasonic Electronics, pp.1P6-2, 2016.

"Underwater communication using acoustic particle velocities",

S. Kim, J. W. Choi,  /  The 37th Symposium on Ultrasonic Electronics, pp.1P6-6, 2016.

"Laboratory measurements of ultrasound attenuation coefficients from suspended sediment concentrations",

C. Lee, J. W. Choi,  /  The 12th Western Pacific Acoustics Conference, 2015.

"6-14 kHz Acoustic Backscattering Measurements from a sandy bottom",

Su-Uk Son, Wu-Ju Son, J. W. Choi, Joung-Soo Park, Sungho Cho,  /  The 12th Western Pacific Acoustics Conference, 2015.

"Optimal deployment of vector sensor node based on Performance Surface of underwater communication",

Sunhyo Kim, J. W. Choi, Joung-Soo Park,  /  The 12th Western Pacific Acoustics Conference, 2015.

"Underwater Acoustic Communication Channels at Two Different Bottom Types",

Sunhyo Kim, Su-Uk Son, J. W. Choi,  /  The 35th Symposium on Ultrasonic Electronics, pp.2P6-6, 2015.

"Tank Experiment for Backscattering Measurements from Rough Bottom Interfaces",

Su-Uk Son, Sungho Cho, J. W. Choi,  /  The 35th Symposium on Ultrasonic Electronics, pp.1P6-3, 2015.

"Temporal and spatial variations of high ambient noise environment in southern coast of korea",

Dong-Gyun Han, Jungyul Na, J. W. Choi,  /  The 5th Pacific Rim Underwater Acoustics Conference, pp.29, 2015.

"Measurements of ultrasound attenuation in suspended sediment",

C. Lee, J. W. Choi,  /  The 35th Symposium on Ultrasonic Electronics, Vol.35 pp.347-348, Tokyo, Japan, December, 2014.

"Adaptive passive fathometer processing using ambient noise received by nested vertical array",

J. Kim, J. W. Choi,  /   The 35th Symposium on Ultrasonic Electronics, Vol.35 pp.337-338, Tokyo, Japan, December, 2014.

"Adaptive passive fathometer processing of surface-generated noise received by Nested array",

J. Kim, J. W. Choi,  /   The 168th Meeting of the Acoustical Society of America, Vol.136, pp.2149, Indianapolis, USA, Oct, 2014.

"Laboratory measurements of backscattering strengths from two-types of artificially roughened sandy bottoms",

S. -U. Son, S. Cho, J. W. Choi,  /   The 168th Meeting of the Acoustical Society of America, Vol.136, pp.2298, Indianapolis, USA, Oct, 2014.

"Estimates of the bottom reflection coefficient involving vector sensor",

J. W. Choi, David R. Dall's Osto, Peter H. Dahl,  /   The 167th Meeting of the Acoustical Society of America, Vol.135, pp.2362, Rhode Island, USA, May, 2014.

"The use of preprocessing method for application improvement of passive fathometer technique using ambient noise",

J. Kim, J. W. Choi, J. Na,  /   The 4th Pacific Rim Underwater Acoustics Conference, Hangzhou, China, October, 2013.

"Measurements of ultrasound attenuation in suspensions with various particle size distributions",

C. Lee, J. W. Choi, J. Na,  /   The 4th Pacific Rim Underwater Acoustics Conference, Hangzhou, China, October, 2013.

"Depth-Dependency of Bulb Implosions as a Low-Frequency Sound Source",

S. Cho, D. Kang, S. Oh, S. -K. Jung, J. W. Choi,  /  The OCEANS'13 MTS/IEEE, San Diego, USA, September, 2013.

"Flow noise measurements at strong tidal current area in Uldolmok Waterway",

M. Ko, J. W. Choi,  /  The International Congress on Acoustics, Vol.19,  Montréal, Canada, June, 2013.

"Influence of multipaths on coherent acoustic communication in shallow water channel",

S. -U. Son, J. W. Choi,  /  The International Congress on Acoustics, Vol.19,  Montréal, Canada, June, 2013.

"Multipath Effects on Coherent Underwater Acoustic Communication in Shallow water",

S. -U. Son, J. W. Choi, H. Kim,  /   The 33rd Symposium on Ultrasonic Electronics, Vol.33 pp.263-264, Chiba, Japan, November, 2012.

"Geoacoustic inversion using low and mid frequency bottom reflected signals in shallow water off the east coast of Korea",

J. W. Choi, C. Lee,  /  The Acoustics 2012 Hong Kong, pp.166, Hong Kong, China, May, 2012.

"Laboratory measurements of bottom backscattering strength from artificial bottom roughness",

S. -U. Son, S. Cho, J. W. Choi, J. Na, J. S. Park,  /  The Pacific Rim Underwater Acoustics Conference, pp.107-109, Jeju, Korea, October, 2011.

"Geoacoustic inversion using bulb implosion date in shallow water",

S. Cho, J. W. Choi, D. Kang, Y. -K. Lee,  /  The Pacific Rim Underwater Acoustics Conference, pp.74-75, Jeju, Korea, October, 2011.

"Geoacoustic inversion using mid-frequency bottom loss data in shallow water off the East Coast of Korea",

C. Lee, S. Cho, J. W. Choi,  /  The The 32nd Symposium on Ultrasonic Electronics, Vol.32 pp.293-294, Kyoto, Japan, November, 2011.

"Acoustic properties of red tide causing microalgae Chattonella sp.: Density and sound speed contrasts and backscattering strengths",

J. Kim, J. W. Choi, D. Kang,  /  The The 32nd Symposium on Ultrasonic Electronics, Vol.32 pp.291-292, Kyoto, Japan, November, 2011.

"Bottom backscattering tank experiment from artificial bottom roughness",

S. -U. Son, S. Cho, J. W. Choi, J. Na, J. S. Park,  /   The 5th International Symposium on Acoustic Engineering and Technology, pp.71-72, Harbin, China, July, 2010.

"Geoacoustic inversion using matched field processing of bulb implosion date",

S. Cho, J. W. Choi,  /   The 5th International Symposium on Acoustic Engineering and Technology, pp.66-67, Harbin, China, July, 2010.

"Vertical coherence measurements of broadband signals in shallow water",

S. Cho, J. W. Choi,  /   The 31st Symposium on Ultrasonic Electronics, Vol.31 pp.405-406, Tokyo, Japan, December, 2010.

"Vertical coherence measurements of broadband signals in shallow water",

S. Cho, J. W. Choi,  /   The 31st Symposium on Ultrasonic Electronics, Vol.31 pp.405-406, Tokyo, Japan, December, 2010.

"Measurements of Breaking Wave Noise in the Sea-Cliff Zone",

S. Cho and J. W. Choi,  /   The 30th Symposium on Ultrasonic electronics, Vol.30 pp.169-170, Kyoto, Japan, November, 2009.

"Bistatic scattering from an array of regularly spaced cylinders",

E. Kim, S. Cho, H. Lee, J. W. Choi, D. Kang, and J. Na,  /   The 10th Western Pacific Acoustics Conference, 2009.

"Measurements of acoustic volume scattering strengths from aggregation of harmful algal blooms species",

H. Lee, E. Kim, J. Na, J. W. Choi, and D. Kang,  /   The 10th Western Pacific Acoustics Conference, 2009.

"Use of ultra-high frequency in coastal water",

J. Na,  /   Pacific Rim Underwater Acoustics Conference, 2009.

"Mid-Frequency bottom interaction measurements in the East Sea",

S. Cho, S. -U. Son, J. Choi, J. Na, and J. S. Park,  /   Pacific Rim Underwater Acoustics Conference, 2009.

"The evolution of vertical spatial coherence with range from source",

P. H. Dhal, D. Tang ,and J. W. Choi,  /   The Journal of the Acoustical Society of America 125(4), 2009.

"Mid-frequency bottom interaction measurements off the New Jersey continental shelf",

J. W. Choi, P. H. Dahl,  /   The Journal of the Acoustical Society of America, 2008.

"Ambient noise meansurements in the Sea of Japan (East Sea)",

Y. Kim, H. La,  S. Oh, J. Na,  /   Pacific Rim Underwater Acoustics Conference, 2007.

"Observations of underwater sound: Wave breaking noise in the beach and cliff zone",

S. Cho, C. Lee, H. La, J. Na,  /   Pacific Rim Underwater Acoustics Conference, 2007.

"Preliminary study of the acoustic conditioning of black sea bream(Acanthopagrus schlegeli) in a marine ranching area",

D. Kang, H. La, S. Cho, M. Kim, J. Kim, J. Na,  /   The 9th Western Pacific Acoustic conference, 2006.

"Preliminary study of the acoustic conditioning of black sea bream(Acanthopagrus schlegeli) in a marine ranching area",

D. Kang, H. La, S. Cho, M. Kim, J. Kim, J. Na,  /   The 9th Western Pacific Acoustic conference, 2006.

"High frequency scattering from cylinderical scatterers",

Kitaek Kim, K. -S. Yoon, H. La, J. Na,  /   The 9th Western Pacific Acoustic conference, 2006.

"Geoacousic inversion using a ship of opportunity in shollow water",

T. Oh, Y. Kim, J. Na, T. Shim S. Kim,  /   The 9th Western Pacific Acoustic conference, 2006.

"Inversion methods for mesoscale ocean acoustic tomography",

S. Oh, S. -K. Han, Y. -G. Kim, T. Oh, J. Na,  /   The 9th Western Pacific Acoustic conference, 2006.

"Acoustic estimation of abundance of harmful algae using underwater ultrasonic",

E. Kim, T. H. Bok, J. Na, D. Paeng,  /   The 9th Western Pacific Acoustic conference, 2006.

"Side-Aspect Target Strength Measurement of Swimbladdered fish Using Multi-Frequencies System: Black Sea Bream (Acanthopagrus Schlege)",

S. Cho, D. Kang, J. Na, J.-G. Myoung, J. Kim,  /   The 9th Western Pacific Acoustic conference, 2006.

"Using Ship-Radiated Noise to Estimate Geoacoustic Properties in Shallow water",

J. Hahn, S. Lee, J. Na,  /   Proceeding of ICA2004 2, 2004.

"Temporal variability of acoustic volume scatterers observation by ADCP(acoustic doppler current profiler) in Korean coastal water",

E. KIM, Man Chang, J. Na,  /   The 1st Joint Korea.Japan Workshop on Marine Environmental Engeineering, 2003.

"Acoustic tomography of Coastal ocean",

T. Oh, S. Oh, J. Na,  /   internoise2003, 2003.

"Frequency dependence of high-frequency bottom reflection loss",

K. -S. Yoon, S. Park,  /   internoise2003, 2003.

"Acoustic tomography for monitoring the east sea of Korea",

S. Oh, Y. KIM, R. SPINDEL, V. AKUI, T. SHIM, J. NA,  /   the eighth wester pacific acoustic conference, 2003

"Application of acoustic tomography to observations of mesoscale oceanic variability",

J. NA,  /   the eighth wester pacific acoustic conference, 2003

"Estimation of scatterer spacing with spectral response",

E. KIM, K. -S. YOON, J. NA,  /   the eighth wester pacific acoustic conference, 2003

"High frequency bistatic sea surface scattering measurements in shallow water",

J. W. Choi, K. -S. Yoon, Y. -N. Na, J. Na,  /   undersea defense technology, 2002.

"Experiment using Explosive Charges for Measurements of Mesoscale Oceanic Variability in the East Sea",

J. Na et al.,  /   CREAMS'99 International Symposium, 1999.

"Ocean Acoustic Tomography using Explosive Charges to observe the Submerged Mesoscale Oceanic Variability in the East Sea of Korea",

J. Na, S. -K. Han,,  /   16th ICA & 135th ASA, pp. 389-390, 1998.

"Least mean absolute third(LMAT)mean-squared convergence properties",

J. Na, S. Cho, S. D. Kim, H. P. Moon,  /   WESTPRAC Ⅵ, 1997.11

"Ocean acoustic tomography to observe the mesoscal variability of temperature fields in shallow water",

S. -K. Han, J. Na,  /   WESTPRAC Ⅵ, 1997.11

"Simulation of shallow water reverberation signals",

J. Na, S. -K. Han,  /   SWAC, pp5, 1997.04

"Inverse estimation of the sea state from reverberation signal",

J. W. Choi, J. Na,  /   WESTPRAC Ⅵ, 1997.01

"Injection of an Intermediate Fluid into a Rotating Cylindrical Container Filled with Two Layered Fluid",

J. Na,  /   CREAMS '96, Vladivostock, Russia, 1996.

"Wind Field Characteristics During the Period of CREAMS'93",

J. Na,  /   1996.

"Slow Filling of a Rotating Cylindrical Container with a Denser Fluid",

J. Na,  /   1st International Marine Science Symposium, 1995.

"Comparison Between the Sea Surface Winds and the Current Measurements in the Northern Part of the East/Japan Sea",

J. Na,  /   8th PAMS(Pacific-Asian Marginal Seas) & JECSS(Japan and East), 1995.

"Spatial and Temporal Characteristics of the Surface Wind Fields Over the Adjacent Seas of Korean Peninsular",

J. Na,  /   The 1st Workshop on North East Asia Regional Ocean Observing, 1995.

"Simulation of Sonar Reverberation Signals",

J. Na et al.,  /   The 5th WESTPRAC, 1994.

"Characteristics of volume scattering strength and reverberation in the mesoscale warm-eddy in the East Sea of Korea",

J. Na et al.,  /   The 5th WESTPRAC, 1994.

"Laboratory Experiments in the East Sea(Japan Sea) Circulation Modelling",

J. Na et al.,  /   CREAMS'94, 1994.

"Sea surface winds and heat fluxes in the East Asian Marginal Sea",

J. Na et al.,  /   CREAMS'94, 1994.