Journal Publication 
Conference Proceedings 
Patents 
Invited Talks 
 




International Conferences

[112] Optical frequency comb-based approach for ultralow-noise RF signals generation at VLBI radio telescope sites
M. Hyun, C. Ahn, M. Heo, D. Je, T. Jung, and J. Kim*
SPIE Photonics West 2024, San Francisco, CA, USA, February 1, 2024.

[111] Low-noise microwave generation from micro-combs via transferring the timing stability of mode-locked lasers
C. Ahn, I. Jeon, D. Suk, H. Lee, and J. Kim*
SPIE Photonics West 2024, San Francisco, CA, USA, January 31, 2024.

[110] Femtosecond-precision electronic clock distribution in CMOS chips with laser pulses
M. Hyun, H. Chung, W. Na, and J. Kim*
SPIE Photonics West 2024, San Francisco, CA, USA, January 29, 2024.

[109] The 10^(-15)-level frequency stabilization method for CW lasers and optical frequency combs based on self-homodyne detection with a vibration-insensitive optical fiber delay-line
I. Jeon, C. Ahn and J. Kim*
SPIE Photonics West 2024, San Francisco, CA, USA, January 29, 2024.

[108] Ultrafast and Subnanometer-Precision Time-of-Flight Detection of >1000 Space-to-Wavelength-Encoded Optical Pulses
Y. Na and J. Kim*
Conference on Lasers and Electro Optics Europe (CLEO-Europe) 2023, Munich, Germany, June 30, 2023.

[107] Frequency Comb-Based High-Speed, Large-Area Surface Profilometry
H. Kwak, J. Bae, Y. Na, S. Ryu, J. Baik, Y. Sohn, and J. Kim*
SPIE Optical Metrology 2023, Munich, Germany, June 29, 2023.

[106] Optical Reflectometry-Based High-Speed Temperature Change Measurement of Silicon Wafer Surfaces
J. Bae, M. Hyun, and J. Kim*
SPIE Optical Metrology 2023, Munich, Germany, June 28, 2023.

[105] Transferring the Timing Stability of a Mode-Locked Laser to a Microcomb Using the Electro-Optic Sampling-Based Timing Detector
C. Ahn, H. Yang, I. Jeon, H. Lee, and J. Kim*
Conference on Lasers and Electro-Optics (CLEO) 2023, San Jose, CA, USA, May 12, 2023.

[104] High-Sensitivity Time Error Detection of Pulse Repetition-Rate Multiplier Using Electro-Optic Sampling-Based Timing Detection
M. Hyun, C. Ahn, and J. Kim*
Conference on Lasers and Electro-Optics (CLEO) 2023, San Jose, CA, USA, May 12, 2023.

[103] Ultralow-noise 22-GHz microwave generation from a fiber delayline-stabilized silica micro-comb
D. Kwon, D. Jeong, I. Jeon, H. Lee, and J. Kim*
Conference on Lasers and Electro-Optics (CLEO) 2023, San Jose, CA, USA, May 12, 2023.

[102] Dynamic Distance Measurement with nm-Level Precision and MHz Acquisition Rate Using a Frequency Comb-Based Combined Method
C. Ahn, Y. Na and J. Kim*
Conference on Lasers and Electro-Optics (CLEO) 2023, San Jose, CA, USA, May 11, 2023.

[101] Compact and Robust Laser Stabilization System Using a Vibration-Insensitive All-Fiber Ring-Resonator
I. Jeon, C. Ahn, C. Kim, S. Park, W. Jeon, and J. Kim*
Conference on Lasers and Electro-Optics (CLEO) 2023, San Jose, CA, USA, May 8, 2023.

[100] Attosecond timing noise of photocurrent pulses and microwaves extracted from optical frequency combs
M. Hyun and J. Kim*
IEEE TENCON 2022, Hong Kong, November 2, 2022 (presented as an online talk).

[99] Ultrafast imaging of structures and dynamics using time-of-flight detection of optical frequency combs  (Invited)
J. Kim*
IEEE TENCON 2022, Hong Kong, November 1, 2022 (presented as an online talk).

[98] Ultrafast imaging of structures and dynamics using time-of-flight detection of optical frequency combs  (Invited)
J. Kim*
Micro-Optics Conference (MOC) 2022, Jena, Germany, September 28, 2022 (presented as an online talk).

[97] Compact and Ultra-Stable Fiber-Photonic Stabilization Methods of Optical Frequency Combs
J. Kim* and D. Kwon
IEEE Photonics Society Summer Topical Meetings 2022, Cabo San Lucas, Mexico, July 12, 2022.

[96] Angstrom-accuracy multilayer thickness determination using optical metrology and machine learning
H. Kwak, S. Ryu, S. Cho, J. Kim, Y. Yang, and J. Kim*
SPIE Optical Metrology 2021, Online Conference, June 23, 2021.

[95] Synchronization of an Optical Frequency Comb and a Microwave Oscillator with -174 dBc/Hz Noise floor
C. Ahn, Y. Na, and J. Kim*
Conference on Lasers and Electro-Optics (CLEO) 2021, Online Conference, May 13, 2021.

[94] 151-as jitter, 22-GHz pulse train from a silica microcomb
D. Kwon, D. Jeong, I. Jeon, I.H. Do, H. Lee, and J. Kim*
Conference on Lasers and Electro-Optics (CLEO) 2021, Online Conference, May 13, 2021.

[93] Femtosecond synchronization of three mode-locked lasers and a microwave oscillator with multi-color timing detection
D. Kwon, C.G. Jeon, D. Kim, I. Jeon, and J. Kim*
Conference on Lasers and Electro-Optics (CLEO) 2021, Online Conference, May 12, 2021.

[92] High-precision and large-dynamic-range three-dimensional surface profilometry by comb-based time-of-flight detection
Y. Na, C. Ahn, C. Jeon, and J. Kim*
Conference on Lasers and Electro-Optics (CLEO) 2021, Online Conference, May 10, 2021.

[91] Attosecond Timing in Photonic and Electronic Domains  (Invited)
J. Kim*
Asia Communications and Photonics (ACP) 2020, Online Conference, October 26, 2020.

[90] Ultralow-jitter 22-GHz silica microcombs
D. Kwon, D. Jeong, I. Jeon, I. Do, H. Lee, and J. Kim*
Conference on Lasers and Electro-Optics Pacific-Rim (CLEO-PR) 2020, Online Conference, August 4, 2020.

[89] Attosecond photonic timing and its applications  (Invited)
J. Kim*
IEEE Photonics Society Summer Topical Meetings 2020, Paper TuB1.2, Online Conference, July 14, 2020.

[88] All-fiber-photonic sub-10-14-level comb-line stabilization
D. Kwon, I. Jeon, W. Lee, M. Heo, and J. Kim*
Conference on Lasers and Electro-Optics (CLEO) 2020, Paper SF1G.2, Online Conference, May 15, 2020.

[87] Timing Synchronization Activities for Drift-Free Operation of Ultrafast Electron Diffraction System at KAERI  
J. Shin, J. Kim*, I.H. Baek, Y.U. Jeong, H.W. Kim, K. Oang, S. Park
International Free Electron Laser Conference (FEL) 2019, Paper WEP031, Hamburg, Germany, August 28, 2019.

[86] All-Fiber Photonic, Ultralow-Noise, Robust Optical and Microwave Signal Generators for FELs and UED  
D. Kwon, D. Kim, I. Jeon, and J. Kim*
International Free Electron Laser Conference (FEL) 2019, Paper WEP030, Hamburg, Germany, August 28, 2019.

[85] Femtosecond Laser-Based Time-of-Flight (TOF) Sensors  (Invited)
J. Kim*
OSA Optical Sensors and Sensing Congress 2019, San Jose, CA, USA, June 25, 2019.

[84] Attosecond Relative Timing Jitter between Optical Pulses and Rising Edges of Photocurrent Pulses  (Chair's Pick)
M. Hyun, Y. Na, H. Chung, and J. Kim*
Conference on Lasers and Electro-Optics (CLEO) 2019, Paper STh3G.6, San Jose, CA, USA, May 9, 2019.

[83] Rapid and Precise Displacement Measurement Using Time-of-Flight Detection of Femtosecond Optical Pulses
Y. Na, M. Hyun, C. Jeon, and J. Kim*
Conference on Lasers and Electro-Optics (CLEO) 2019, Paper STh3G.7, San Jose, CA, USA, May 9, 2019.

[82] Repetition-Rate Multiplication of Mode-locked Lasers Using Harmonic Injection Locking and Gain-Saturated SOA
C. Jeon, X. Li, S. Pan, and J. Kim*
Conference on Lasers and Electro-Optics (CLEO) 2019, Paper SW3G.6, San Jose, CA, USA, May 8, 2019.

[81] Frequency comb-based one-way RF frequency transfer across a 880-m-long outdoor atmospheric link with 10-16 instability
J. Shin, J. Lee, M. Heo, S. Park, D. Yu, and J. Kim*
SPIE Photonics West 2019, Paper 10910-59, San Francisco, CA, USA, Feb 5, 2019.

[80] Precise and large-dynamic-range surface profilometry using time-of-flight detection of femtosecond optical pulses
Y. Na, X. Lu, C. Jeon, K. Shi, and J. Kim*
SPIE Photonics West 2019, Paper 10909-41, San Francisco, CA, USA, Feb 5, 2019.

[79] Irradiation test of graphene saturable absorber in mode-locked Er-fiber laser
D. Kim, N. Park, H. Lee, D. Yeom, and J. Kim*
SPIE Photonics West 2019, Paper 10899-42, San Francisco, CA, USA, Feb 5, 2019.

[78] Polarization-maintaining (PM) nonlinear-amplifying-loop-mirror (NALM) mode-locked fiber laser utilizing a 3x3 coupler
D. Kim, B. Lee, and J. Kim*
SPIE Photonics West 2019, Paper 10897-82, San Francisco, CA, USA, Feb 5, 2019.

[77] Ultralow Noise Microwave Generation based on All-Fiber Michelson Interferometer and Sagnac Loop
D. Kwon, J. Wei, S. Pan, and J. Kim*
IEEE International Topical Meeting on Microwave Photonics (MWP) 2018, Toulouse, France, Oct 24, 2018.

[76] Simple all-fiber optical-microwave phase detector for subfemtosecond synchronization
C. Jeon, Y. Na, B. Lee, and J. Kim*
IEEE International Topical Meeting on Microwave Photonics (MWP) 2018, Toulouse, France, Oct 23, 2018.

[75] Ultra-Stable and Ultralow-Noise Mode-Locked Fiber Lasers  (Invited)
J. Kim*
Japan Society of Applied Physics Autumn Meeting 2018 (JSAP-OSA Joint Symposia), Nagoya, Japan, Sep 21, 2018.

[74] Femtosecond laser-based microwave photonics  (Invited)
J. Kim*
International Conference on Information Optics and Photonics (CIOP) 2018, Beijing, China, Jul 10, 2018.

[73] Low-Noise Ultrafast Fiber Lasers  (Invited)
J. Kim*
Opto-Electronics and Communications Conference (OECC) 2018, Paper 4C4-4, Jeju, Korea, Jul 4, 2018.

[72] Robust and Low-Noise Mode-Locked All-PM-Fiber Lasers  (Invited)
J. Kim*
Asia-Pacific Laser Symposium (APLS) 2018, Xi'an, China, May 28, 2018.

[71] Reduction of Intensity Noise in Mode-Locked Er-Fiber Oscillators and Amplifiers by Optical Bandpass Filtering
D. Kim, S. Zhang, and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2018, Paper SF3K.5, San Jose, CA, USA, May 18, 2018.

[70] Ultralow-Noise and Agile Microwave Synthesizer Based on a Femtosecond Mode-Locked Fiber Laser
J. Wei, D. Kwon, S. Pan, and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2018, Paper JTh2A.144, San Jose, CA, USA, May 17, 2018.

[69] Ultrahigh-Resolution and High-Dynamic-Range Strain Sensing by Time-of-Flight Detection with Femtosecond-Laser Pulses
X. Lu, S. Zhang, D. Kwon, C. Jeon, B. Liu, H. Liu, J. Kim*, and K. Shi*
Conference on Lasers and Electro Optics (CLEO) 2018, Paper SW3L.2, San Jose, CA, USA, May 16, 2018.

[68] Injection Locking-Based Tunable Repetition-Rate Multiplication of Mode-Locked Lasers
C. Jeon and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2018, Paper SM4L.4, San Jose, CA, USA, May 14, 2018.

[67] All-Fiber Delay Line-Based Repetition-Rate Stabilization
D. Kwon and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2018, Paper SM3L.7, San Jose, CA, USA, May 14, 2018.

[66] A compact optical-microwave phase detector based on a polarization modulator
J. Wei, S. Zhang, S. Pan*, and J. Kim*
IEEE International Topical Meeting on Microwave Photonics (MWP) 2017, Paper Tu2.6, Beijing, China, Oct 24, 2017.

[65] Noise reduction of nonlinear-amplifying-loop-mirror-based fiber lasers by combined intra- and extra-cavity filtering
D. Kim, S. Zhang, D. Kwon, R. Liao, Y. Cui, Z. Zhang, Y. Song, and J. Kim*
Advanced Solid-State Lasers (ASSL) 2017, Paper JM5A.17, Nagoya, Japan, Oct 2, 2017.

[64] Low-noise mode-locked fiber lasers and their high-precision applications  (Invited)
J. Kim*
International Conference on Advanced Laser Technologies (ALT) 2017, Paper WC-I-3, Busan, Korea, Sep 13, 2017.

[63] Simple and high-resolution timing jitter measurement method of optical frequency combs
D. Kwon and J. Kim*
Conference on Lasers and Electro Optics Europe (CLEO-Europe) 2017, Paper CF-P.7, Munich, Germany, Jun 28, 2017.

[62] All-polarization-maintaining mode-locked fiber laser based on planar lightwave circuit (PLC) device
C. Kim, D. Kwon, D. Kim, S. Choi, S. Cha, K. Choi, D. Yeom, F. Rotermund and J. Kim*
Conference on Lasers and Electro Optics Europe (CLEO-Europe) 2017, Paper CF-1.5, Munich, Germany, Jun 25, 2017.

[61] Fiber-loop optical-microwave phase detector (FLOM-PD) and its applications in ultrafast science and microwave photonics  (Invited)
J. Kim*
Progress in Electromagnetics Research Symposium (PIERS) 2017, St. Petersburg, Russia, May 23, 2017.

[60] Low-Noise Mode-Locked Lasers for Fiber Strain Sensing  (Invited)
J. Kim*
International Conference on Optical Fiber Sensors (OFS) 2017, Paper Tu-III1, Jeju, Korea, Apr 25, 2017.

[59] All-Fiber Repetition-Rate Stabilization of Mode-Locked Lasers for Ultralow-Noise Microwave Generation
D. Kwon and J. Kim*
IEEE Microwave Photonics (MWP) 2016, Paper WM2.2, Long Beach, CA, USA, Nov 2, 2016.

[58] Low-noise optical frequency combs and their applications in microwave photonics  (Tutorial)
J. Kim*
IEEE Photonics Conference (IPC) 2016, Paper TuA1.1, Waikola, HI, USA, Oct 4, 2016.

[57] All-fiber mode-locked soliton Er-lasers employing planar lightwave circuit (PLC) devices
C. Kim, D. Kim, J. Bae, S. Choi, H. Jeong, S. Cha, K. Choi, J. Lee, D. Yeom, F. Rotermund and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2016, Paper STu3P.8, San Jose, CA, USA, Jun 7, 2016.

[56] Optimized spectral filtering for few-femtosecond timing jitter from a picosecond fiber laser
W. Chen, Y. Song*, M. Hu, C. Wang, and J. Kim
Conference on Lasers and Electro Optics (CLEO) 2016, Paper STu1P.6, San Jose, CA, USA, Jun 7, 2016.

[55] All-fiber repetition-rate stabilization of mode-locked lasers to 1.7x10-13 instability with sub-fs integrated jitter
K. Jung, D. Kwon, C. Jeon, and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2016, Paper SM4H.7, San Jose, CA, USA, Jun 6, 2016.

[54] High precision synchronization of a large-scale microwave network over stabilized fiber links
W. Wang*, A. Kalaydzhyan, K. Shafak, M. Xin, M. Peng, K. Jung, J. Kim, and F. X. Kartner
Conference on Lasers and Electro Optics (CLEO) 2016, Paper SM4H.5, San Jose, CA, USA, Jun 6, 2016.

[53] 10-fs-level synchronization of a photocathode laser with an S-band RF oscillator for an RF photocathode gun
H. Yang, B. Han, J. Shin, K. Jung, D. Hou, H. Chung, I. Baek, Y. Jeong, and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2016, Paper SM3M.7, San Jose, CA, USA, Jun 6, 2016.

[52] High-precision microwave phase transfer and remote synchronization using frequency combs  (Invited)
J. Kim*
Asia Communications and Photonics Conference (ACP) 2015, Paper ASu3J.2, Hong Kong, China, Nov 22, 2015.

[51] Attosecond-precision microwave photonics based on ultralow-jitter mode-locked lasers  (Invited)
J. Kim*
IEEE International Topical Meeting on Microwave Photonics (MWP) 2015, Paper ThC-1, Paphos, Cyprus, Oct 29, 2015.

[50] 200-MHz repetition-rate, all-fiber soliton Er-laser mode-locked by a planar lightwave circuit-based carbon nanotube saturable absorber
C. Kim, D. Kim, Y. Cheong, S. Choi, H. Jeong, S. Cha, J. Lee, D. Yeom, F. Rotermund, and J. Kim*
Advanced Solid-State Lasers (ASSL) 2015, Paper ATu4A.7, Berlin, Germany, Oct 6, 2015.

[49] Ultrahigh-precision measurement and optimization of timing jitter in mode-locked lasers  (Invited)
J. Kim*
Conference on Lasers and Electro Optics Pacific-Rim (CLEO-PR) 2015, Paper 26F3-1, Busan, Korea, Aug 26, 2015.

[48] All-fiber soliton Er-laser mode-locked by a planar lightwave circuit (PLC)-based CNT saturable absorber
Y. Cheong, D. Kim, C. Kim, S. Choi, H. Jeong, S. J. Cha, J. Lee, D. Yeom, F. Rotermund, and J. Kim*
Conference on Lasers and Electro Optics Pacific-Rim (CLEO-PR) 2015, Paper 25A2-3, Busan, Korea, Aug 25, 2015.

[47] Femtosecond synchronization of 80-MHz Ti:sapphire photocathode laser with S-band RF oscillator
H. Yang, C. Jeon, K. Jung, B. Han, Y. Jeong, H. Chung, and J. Kim*
Free Electron Lasers (FEL) 2015, Paper MOP036, Daejeon, Korea, Aug 24, 2015.

[46] Ultralow-jitter femtosecond fiber lasers and their applications  (Invited)
J. Kim*
Photonics Global Conference (PGC) 2015, Singapore, July 2, 2015.

[45] Attosecond-resolution time-of-flight stabilization of optical pulse train in 76-m indoor atmospheric link
J. Kang, J. Shin, C. Kim, K. Jung and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2015, Paper SF2L.2, San Jose, CA, USA, May 15, 2015.

[44] Attosecond-resolution timing jitter spectrum measurement of free-running mode- locked lasers over 10 decades of Fourier frequency
K. Jung and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2015, Paper SF1L.4, San Jose, CA, USA, May 15, 2015.

[43] Ultralow-jitter mode-locked fiber lasers and their applications  (Invited)
J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2015, Paper STh1L.1, San Jose, CA, USA, May 14, 2015.

[42] Timing jitter of normal-dispersion mode-locked Er- and Yb-fiber lasers
J. Shin, P. Qin, K. Jung, Y. Song, M. Hu, C. Wang, and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2015, Paper STh1L.6, San Jose, CA, USA, May 14, 2015.

[41] Few-femtosecond synchronization between a few-MHz Ti:sapphire laser and a multi-GHz microwave signal
J. Kim,* M. Walbran, A. Gliserin, K. Jung, and P. Baum
Conference on Lasers and Electro Optics (CLEO) 2015, Paper SM3P.5, San Jose, CA, USA, May 11, 2015.

[40] Reference-source-free timing jitter measurement of a mode-locked laser using a fiber delay line
K. Jung and J. Kim*
IEEE-International Frequency Control Symposium (IFCS) 2015, Denver, CO, USA, April 14, 2015.

[39] Repetition rate stabilization of an optical frequency comb to a high quality factor optical fiber delay line  (Student Paper Competition Finalist)
K. Jung and J. Kim*
IEEE-International Frequency Control Symposium (IFCS) 2015, Denver, CO, USA, April 13, 2015.

[38] Timing jitter reduction in self-similar Yb-fiber lasers via narrow intra-cavity bandpass filtering  
P. Qin, H. Kim, Y. Song*, J. Shin, D. Kwon, M. Hu, C. Wang, and J. Kim
Advanced Solid-State Lasers (ASSL) 2014, Paper AM5A.19, Shanghai, China, Nov 17, 2014.

[37] Microwave Synthesis and Remote Transfer Using Attosecond-Jitter Mode-Locked Fiber Lasers  
J. Kim*, K. Jung, J. Shin
Microwave Photonics (MWP) 2014, Paper TuC-5, Sapporo, Japan, Oct 21, 2014.

[36] Attosecond-jitter ultrafast lasers and their microwave photonic applications  (Invited)
J. Kim*
Progress in Electromagnetics Research Symposium (PIERS) 2014, Paper 4A9.4, Guangzhou, China, Aug 28, 2014.

[35] Femtosecond-Stability Delivery of Synchronized RF-Signals to the Klystron Gallery over 1-km Optical Fibers
K. Jung, J. Lim, J. Shin, H. Yang, H. Kang, C. Min, J. Kim*
Free Electron Laser Conference (FEL) 2014, Paper THB03, Basel, Switzerland, Aug 28, 2014.

[34] Attosecond-jitter fiber and waveguide lasers and their microwave photonic applications  (Invited)
J. Kim*
General Assembly of the International Union of Radio Science (URSI-GASS), Paper D06.3, Beijing, China, Aug 20, 2014.

[33] 1.13-GHz Repetition Rate, Sub-Femtosecond Timing Jitter, CNT-Mode-Locked Ultrafast Yb:KYW Laser
H. Yang, H. Kim, J. Shin, C. Kim, S. Choi, G. Kim, F. Rotermund, and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2014, Paper CF2E.5, San Jose, CA, USA, Jun 13, 2014.

[32] Optical frequency comb-based microwave distribution through 2.3-km fiber link with 7x10-19 instability
J. Shin, K. Jung, J. Kang, C. Min, and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2014, Paper CTh3O.3, San Jose, CA, USA, Jun 12, 2014.

[31] Timing Jitter Minimization in Soliton Mode-Locked Fiber Lasers by Dispersion Engineering
C. Kim, S. Bae, K. Kieu, and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2014, Paper CTh3O.6, San Jose, CA, USA, Jun 12, 2014.

[30] Microwave transfer through optical frequency comb toward 10-19 instability using fiber-loop optical-microwave phase detectors  (Student Paper Competition Finalist)
K. Jung, J. Shin, J. Kang, C. Min, and J. Kim*
IEEE-International Frequency Control Symposium (IFCS) 2014, Paper C2L-A5, Taipei, Taiwan, May 22, 2014.

[29] Attosecond-Jitter Ultrafast Lasers and Their Applications  (Invited)
J. Kim*
Advanced Lasers and Photon Sources (ALPS) 2014, Paper ALPS1-2, Yokohama, Japan, Apr 22, 2014.

[28] Attosecond timing jitter, CNT-mode-locked all-fiber laser at telecom wavelength
C. Kim, S. Bae, K. Kieu, and J. Kim*
Advanced Solid-State Lasers (ASSL) 2013, Paper ATh3A.5, Paris, France, Oct 31, 2013.

[27] Current Status of Development of Optical Synchronization System for PAL-XFEL
C. Min*, I. Eom, H. Kang, B. Park, S. Park, K. Jung, J. Kim, J. Lim
International Beam Instrumentation Conference (IBIC) 2013, Paper WEPC38, Oxford, UK, Sep 18, 2013.

[26] Remote RF-Synchronization with femtosecond drift at PAL
J. Kim*, K. Jung, J. Lim, L. Chen, S. Hunziker, F. Kaertner, H. Kang, C. Min
Free Electron Laser Conference (FEL) 2013, Paper WEPSO33, New York, NY, USA, Aug 28, 2013.

[25] Microwaves generation from mode-locked Er-fiber lasers with sub-fs-level absolute timing jitter  (Student Paper Competition Finalist)
K. Jung, J. Shin, and J. Kim*
IEEE-International Frequency Control Symposium (IFCS) 2013, Paper IFCS-ETFT6-H1-4, Prague, Czech, Jul 24, 2013.

[24] Reduction of timing jitter to the sub-20-attosecond regime in free-running femtosecond mode-locked fiber lasers
H. Kim, P. Qin, J. Shin, Y. Song, C. Kim, K. Jung, C. Wang, and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2013, Paper CTh4M.4, San Jose, CA, USA, Jun 13, 2013.

[23] 1.2-GHz repetition rate, diode-pumped femtosecond Yb:KYW laser mode-locked by a CNT saturable absorber
H. Yang, C. Kim, S. Choi, G. Kim, Y. Kobayashi, F. Rotermund, and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2013, Paper CTh2A.22, San Jose, CA, USA, Jun 13, 2013.

[22] Few-femtosecond jitter microwave signal generation from free-running mode-locked Er-fiber lasers
K. Jung, J. Shin, and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2013, Paper CTu2I.5, San Jose, CA, USA, Jun 11, 2013.

[21] Ultra-low phase noise microwave generators using free-running mode-locked fiber lasers
K. Jung, J. Shin, and J. Kim*
Asia-Pacific Microwave-Photonics Conference (APMP) 2013, Paper MC-4, Gwangju, Korea, Apr 22, 2013.

[20] Fiber optic cable-based high-resolution, long-distance VGA extenders
J. Rhee*, I. Lee, H. Kim, S. Kim, Y. Koh, H. Kim, J. Lim, C. Kim, and J. Kim
SPIE Photonics West (OPTO) 2013, Paper 8630-20, San Francisco, CA, USA, Feb 4, 2013.

[19] Femtosecond timing jitter from soliton Er-fiber lasers mode-locked by CNT saturable absorbers
C. Kim, K. Jung, K. Kieu, and J. Kim*
OSA Annual Meeting/Frontiers in Optics (FiO) 2012, Paper FW2A.4, Rochester, NY, USA, Oct 14, 2012.

[18] Long-term stable sub-fs synchronization of microwave signals with mode-locked Er-fiber lasers
K. Jung and J. Kim*
IEEE Frequency Control Symposium (FCS) 2012, Paper C4L-A5, Baltimore, MD, USA, May 24, 2012.

[17] Attosecond-level timing jitter mode-locked fiber lasers
C. Kim, K. Jung, T. K. Kim, Y. Song and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2012, Paper CTh4A.8, San Jose, CA, USA, May 10, 2012.

[16] Microwave signal synchronized with a mode-locked Er-fiber laser with ultralow residual phase noise and drift
K. Jung and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2012, Paper CTh4A.5, San Jose, CA, USA, May 10, 2012.

[15] Characterization and suppression of excess timing noise in the indoor atmospheric transfer of optical pulse trains
S. Park, C. Kim and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2012, Paper JTh2A.54, San Jose, CA, USA, May 10, 2012.

[14] Progress in ultrafast fiber lasers for ultralow-jitter signal sources
J. Kim*, K. Jung, C. Kim, H. Kim, T. K. Kim, S. Park, Y. Song, H. Yang
SPIE Photonics West (LASE) 2012, Paper 8237-8, San Francisco, USA, January 25, 2012.

[13] Ultra-low timing and intensity noise from mode-locked Yb-fiber lasers at close-to-zero intra-cavity dispersion
C. Kim, K. Jung, H. Kim, Y. Song, and J. Kim*
Conference on Lasers and Electro Optics Pacific-Rim (CLEO-PR) 2011, Paper 4260-CT-5, Sydney, Australia, August 31, 2011.

[12] Sub-100-attosecond timing jitter ultrafast fiber lasers for FEL optical master oscillators
J. Kim*, K. Jung, C. Kim, H. Kim, T. K. Kim, S. Park, Y. Song, H. Yang
Free Electron Laser (FEL) 2011, Paper FROA3, Shanghai, China, August 2011.

[11] Attosecond-resolution timing jitter characterization of Yb-fiber lasers in stretched-pulse and self-similar regimes
Y. Song, K. Jung, H. Kim, and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2011, Paper CTuA4, Baltimore, MD, USA, May 3, 2011.

[10] Sub-femtosecond timing jitter optical pulse trains from mode-locked Er-fiber lasers
T. K. Kim, Y. Song, K. Jung, C.H. Nam, and J. Kim*
Conference on Lasers and Electro Optics (CLEO) 2011, Paper CTuA5, Baltimore, MD, USA, May 3, 2011.

[9] Integrated optical phase-locked loop
A. Nejadmalayeri*, H. Byun, J. Kim, D. C. Trotter, C. DeRose, A. L. Lentine, W. A. Zortman, M. R. Watts, and F. X. Kartner
Conference on Lasers and Electro Optics (CLEO) 2011, Paper CThY7, Baltimore, MD, USA, May 5, 2011.

[8] Femtosecond Lasers for Attosecond Timing Control  (Invited)
J. Kim*, J. Cox, and F. X. Kartner
International Conference on Electromagnetics in Advanced Applications (ICEAA) 2010, Sydney, Australia, Sep 20, 2010.

[7] Femtosecond Precision Timing Distribution for Accelerators and Light Sources  (Invited)
F. X. Kartner*, J. Kim, J. Cox, J. Chen
IEEE International Frequency Control Symposium 2010, Paper C1L-C1, Newport Beach, CA, USA, May 13, 2010.

[6] Attosecond resolution timing jitter characterization of diode pumped femtosecond Cr:LiSAF lasers
U. Demirbas*, A. Benedick, A. Sennaroglu, D. Li, J. Kim, J. G. Fujimoto, and F. X. Kartner
Conference on Lasers and Electro Optics (CLEO) 2010, Paper CTuDD6, San Jose, CA, USA, May 18, 2010.

[5] Subfemtosecond-Drift Microwave Signal Synthesis from Femtosecond Mode-Locked Lasers
J. Kim* and F. X. Kartner
Conference on Lasers and Electro Optics (CLEO) 2010, Paper CTuDD4, San Jose, CA, USA, May 18, 2010.

[4] Long-Term, Long-Distance, All-Optical Synchronization of Ultrafast Fiber Lasers at the Quantum Limit
J. A. Cox*, J. Kim and F. X. Kartner
Conference on Lasers and Electro Optics (CLEO) 2010, Paper CTuDD3, San Jose, CA, USA, May 18, 2010.

[3] Phase noise measurement of mode-locked lasers using guided wave PPKTP balanced cross correlators
A. H. Nejadmalayeri*, J. A. Cox, J. Kim, F. N. C. Wong, T. D. Roberts, P. Battle, and F. X. Kartner
Conference on Lasers and Electro Optics (CLEO) 2010, Paper JTuD75, San Jose, CA, USA, May 18, 2010.

[2] Ultrafast Lasers for Ultraprecise Timing  (Invited)
J. Kim*
Asia-Pacific Laser Symposium (APLS) 2010, Paper Th-R2-1, Jeju, Korea, May 13, 2010.

[1] Generation and Characterization of Microwave Signals Using Ultrafast Optical Pulse Trains  (Invited)
J. Kim* and F. X. Kartner
Asia-Pacific Microwave Photonics (APMP) 2010, Paper TA2-4, Hong Kong, Apr 27, 2010.


Selected Conference Papers before 2009

[5] Microwave Signal Regeneration from Mode-Locked Lasers with 1.9¡¿10-19 Stability
 (Featured paper in the Hot Topics of CLEO 2008)
J. Kim* and F. X. Kartner
Conference on Lasers and Electro Optics (CLEO) 2008, San Jose, CA, May 2008.

[4] Photonic Analog-to-Digital Conversion with Electronic-Photonic Integrated Circuits  (Invited, cited by 39)
F. X. Kartner*, R. Amatya, M. Araghchini, J. Birge, H. Byun, J. Chen, M. Dahlem, N. A. DiLello, F. Gan, C. W. Holzwarth, J. L. Hoyt, E. P. Ippen, A. Khilo, J. Kim, M. Kim, A. Motamedi, J. S. Orcutt, M. Park, M. H. Perrott, M. A. Popovic, R. J. Ram, H. I. Smith, G. R. Zhou, S. J Spector, T. M. Lyszczarz, M. W. Geis, D. M. Lennon, J. U. Yoon, M. E. Grein, R. T. Schulein
SPIE Photonics West 2008, San Jose, CA, Jan 2008.

[3] Femtosecond Synchronization and Stabilization Techniques  (Invited)
J. Kim*, J. Chen, Z. Zhang, F. Ludwig, and F. X. Kartner
Free Electron Laser (FEL) 2006, Berlin, Germany, Aug 2006.

[2] Phase-coherent spectrum from ultrabroadband Ti:sapphire and Cr:forsterite lasers covering the visible to the infrared  (Invited)
J. Kim*, T. R. Schibli, L. Matos, H. Byun, and F. X. Kartner
Ultrafast Optics (UFO) 2005, Nara, Japan, Sep 2005.

[1] Large-Scale Timing Distribution and RF-Synchronization for FEL Facilities
J. Kim*, F. O. Ilday, F. X. Kartner, O. D. Mucke, M. H. Perrott, W. S. Graves, D. E. Moncton, T. Zwart
Free Electron Laser (FEL) 2004, Trieste, Italy, Aug 2004.  [cited by 55 (GS)]