Journal Publication 
Conference Proceedings 
Patents 
Invited Talks 
 



[* = (co-)corresponding author(s); ^ = co-first authors]

[66] Sub-10-fs timing for ultrafast electron diffraction with THz-driven streak camera
J. Shin, H. Kim, S. Park, H. Bark, I. Baek, K. Oang, K. Jang, K. Lee, F. Rotermund, Y. Jeong*, and J. Kim*
Submitted on Jul 29, 2020.

[65] Angstrom metrology of multilayer thickness in 3D semiconductor devices
H. Kwak, S. Ryu, S. Cho, J. Kim, Y. Yang, and J. Kim*
Submitted on Jul 26, 2020.

[64] A 360-fs-time-resolution 7-bit stochastic time-to-digital converter with linearity calibration using dual time offset arbiters in 65-nm CMOS
H. Chung*, M. Hyun, J. Kim
Submitted to IEEE Journal of Solid-State Circuits on Feb 6, 2020 (in peer review).

[63] Ultralow-jitter silica microcomb
D. Jeong^, D. Kwon^, I. Jeon, I. H. Do, J. Kim*, and H. Lee*
Optica, in press (2020)   [IF=9.778]

[62] Bidirectional mode-locked all-normal dispersion fiber laser
B. Li*, J. Xing, D. Kwon, Y. Xie, N. Prakash, J. Kim, and S. Huang*
Optica, in press (2020)   [IF=9.778]

[61] Attosecond electronic timing with rising edges of photocurrent pulses
M. Hyun, C. Ahn, Y. Na, H. Chung*, and J. Kim*
Nature Communications 11, 3667 (2020)   [IF=12.121]

[60] Femtosecond synchronization of multiple mode-locked lasers and a microwave oscillator by multi-color electro-optic sampling
D. Kwon, C. Jeon, D. Kim, I. Jeon, and J. Kim*
Optics Letters 45, 3155-3158 (2020)   [IF=3.714]

[59] Generation of multiple ultra-stable optical frequency combs from an all-fiber photonic platform
D. Kwon, I. Jeon, W. Lee, M. Heo, and J. Kim*
Science Advances 6, eaax4457 (2020)   [IF=13.116]

[58] Optical frequency comb noise spectra analysis using asymmetric fiber delay line interferometer
H. Tian, W. Yang, D. Kwon, R. Li, Y. Zhao, J. Kim, Y. Song*, M. Hu
Optics Express 28, 9232-9243 (2020)   [IF=3.669; cited by 1 (GS)]

[57] Ultrafast, sub-nanometre-precision and multifunctional time-of-flight detection
Y. Na, C. Jeon, C. Ahn, M. Hyun, D. Kwon, J. Shin, and J. Kim*
Nature Photonics 14, 355-360 (2020)   [IF=31.241; cited by 5 (GS)]

[56] Towards jitter-free ultrafast electron diffraction technology
H. Kim, N. Vinokurov, I. Baek, K. Oang, M. Kim, Y. Kim, K. Jang, K. Lee, S. Park, S. Park, J. Shin, J. Kim, F. Rotermund, S. Cho, T. Feurer, and Y. Jeong*
Nature Photonics 14, 245-249 (2020)   [IF=31.241; cited by 1 (GS)]

[55] Graphene-based saturable absorber and mode-locked laser behaviors under gamma-ray radiation
D. Kim^, N. Park^, H. Lee, J. Lee, D. Yeom*, and J. Kim*
Photonics Research 7, 742-747 (2019)   [IF=6.099; cited by 3 (GS)]

[54] Low-noise repetition-rate multiplication by injection locking and gain-saturated amplification
X. Li, C. Jeon, S. Pan, and J. Kim*
IEEE Photonics Technology Letters 31, 997-1000 (2019)   [IF=2.451; cited by 1 (GS)]

[53] Polarization-maintaining nonlinear-amplifying-loop-mirror mode-locked fiber laser based on a 3x3 coupler
D. Kim, D. Kwon, B. Lee, and J. Kim*
Optics Letters 44, 1068-1071 (2019)   [IF=3.714; cited by 5 (GS)]

[52] Highly tunable repetition-rate multiplication of mode-locked lasers using all-fibre harmonic injection locking
C. Jeon, S. Zhang, J. Shin, and J. Kim*
Scientific Reports 8, 13875 (2018)   [IF=3.998; cited by 11 (GS)]

[51] Compact phase detector for optical-microwave synchronization using polarization modulation
J. Wei, S. Zhang, J. Kim*, and S. Pan*
Journal of Lightwave Technology 36, 4267-4272 (2018)   [IF=4.288; cited by 3 (GS)]

[50] Simple-structured, subfemtosecond-resolution optical-microwave phase detector
C. Jeon, Y. Na, B. Lee, and J. Kim*
Optics Letters 43, 3997-4000 (2018)   [IF=3.714; cited by 11 (GS)]

[49] Time-of-flight detection of femtosecond laser pulses for precise measurement of large microelectronic step height
X. Lu, S. Zhang, C. Jeon, C. Kang, J. Kim*, and K. Shi*
Optics Letters 43, 1447-1450 (2018)   [IF=3.714; cited by 15 (GS)]
[This paper is one of the top 10 monthly downloaded Optics Letters articles in March 2018]

[48] All-fiber-photonics-based ultralow-noise agile frequency synthesizer for X-band radars
J. Wei^, D. Kwon^, S. Zhang, S. Pan*, and J. Kim*
Photonics Research 6, 12-17 (2018)   [IF=6.099; cited by 11 (GS)]

[47] All-fiber interferometer-based repetition-rate stabilization of mode-locked lasers to 10-14-level frequency instability and 1-fs-level jitter over 1-s
D. Kwon and J. Kim*
Optics Letters 42, 5186-5189 (2017)   [IF=3.714; cited by 9 (GS)]

[46] Ultrasensitive, high-dynamic-range and broadband strain sensing by time-of-flight detection with femtosecond-laser frequency combs
X. Lu^, S. Zhang^, X. Chen, D. Kwon, C. Jeon, Z. Zhang, J. Kim*, and K. Shi*
Scientific Reports 7, 13305 (2017)   [IF=3.998; cited by 13 (GS)]

[45] Intensity noise suppression in mode-locked fiber lasers by double optical bandpass filtering
D. Kim, S. Zhang, D. Kwon, R. Liao, Y. Cui, Z. Zhang, Y. Song, and J. Kim*
Optics Letters 42, 4095-4098 (2017)   [IF=3.714; cited by 12 (GS)]

[44] Introduction to the issue on reports from the invited and postdeadline speakers of CLEO 2016
S. Preble*, S. Alam, G. Coppola, T. Her, J. Kim, H, Lee, K. Tsia
IEEE Journal of Selected Topics in Quantum Electronics 23, 0200303 (2017)   [IF=4.917]

[43] Robust, low-noise, polarization-maintaining mode-locked Er-fiber laser with a planar lightwave circuit (PLC) device as a multi-functional element
C. Kim, D. Kwon, D. Kim, S. Choi, S. Cha, K. Choi, D. Yeom, F. Rotermund, and J. Kim*
Optics Letters 42, 1472-1475 (2017)   [IF=3.714; cited by 5 (GS)]

[42] Reference-free, high-resolution measurement method of timing jitter spectra of optical frequency combs
D. Kwon, C. Jeon, J. Shin, M. Heo, S. Park, Y. Song, and J. Kim*
Scientific Reports 7, 40917 (2017)   [IF=3.998; cited by 23 (GS)]

[41] 10-fs-level synchronization of photocathode laser with RF-oscillator for ultrafast electron and X-ray sources
H. Yang, B. Han, J. Shin, D. Hou, H. Chung, I. Baek, Y. Jeong, and J. Kim*
Scientific Reports 7, 39966 (2017)   [IF=3.998; cited by 21 (GS)]

[40] Ultralow-noise mode-locked fiber lasers and frequency combs: principles, status, and applications
J. Kim* and Y. Song
Advances in Optics and Photonics 8, 465-540 (2016)   [IF=14.690; cited by 153 (GS)]
[This paper is selected as "Highly Cited Papers" (top 1% cited paper in Physics as of Jan/Feb 2020) from Essential Science Indicator (ESI); Selected as one of the top 10 monthly downloaded AOP articles during September 2016 - January 2017; Selected as one of the top downloaded OSA articles in lasers and laser optics in 2016; Selected as one of the top downloaded OSA articles in ultrafast optics and supercontinuum generation in 2018]

[39] (Invited) Femtosecond laser-based microwave signal generation and distribution
J. Kim*, K. Jung, J. Shin, C. Jeon, D. Kwon
Journal of Lightwave Technology 34, 4631-4638 (2016)   [IF=4.288; cited by 2 (GS)]

[38] Few-femtosecond timing jitter from a picosecond all-polarization-maintaining Yb-fiber laser
W. Chen, Y. Song*, K. Jung, M. Hu, C. Wang, and J. Kim*
Optics Express 24, 1347-1357 (2016)   [IF=3.669; cited by 29 (GS)]

[37] All-fibre photonic signal generator for attosecond timing and ultralow-noise microwave
K. Jung and J. Kim*
Scientific Reports 5, 16250 (2015)   [IF=3.998; cited by 45 (GS)]

[36] 5-fs laser-electron synchronization for pump-probe crystallography and diffraction
M. Walbran, A. Gliserin, K. Jung, J. Kim*, and P. Baum*
Physical Review Applied 4, 044013 (2015)   [IF=4.194; cited by 37 (GS)]

[35] 300-MHz-repetition-rate, all-fiber, femtosecond laser mode-locked by planar lightwave circuit-based saturable absorber
C. Kim, D. Kim, Y. Cheong, D. Kwon, S. Choi, H. Jeong, S. Cha, J. Lee, D. Yeom, F. Rotermund, and J. Kim*
Optics Express 23, 26234-26242 (2015)   [IF=3.669; cited by 8 (GS)]

[34] Characterization and analysis of timing jitter in normal-dispersion Er-fiber lasers with intra-cavity filtering
J. Shin, K. Jung, Y. Song, and J. Kim*
Optics Express 23, 22898-22906 (2015)   [IF=3.669; cited by 11 (GS)]

[33] Characterization of timing jitter spectra in free-running mode-locked lasers with 340 dB dynamic range over 10 decades of Fourier frequency
K. Jung and J. Kim*
Optics Letters 40, 316-319 (2015)   [IF=3.714; cited by 22 (GS)]

[32] Reduction of timing jitter and intensity noise in normal-dispersion passively mode-locked fiber lasers by narrow bandpass filtering
P. Qin, Y. Song*, H. Kim, J. Shin, D. Kwon, M. Hu, C. Wang, and J. Kim*
Optics Express 22, 28276-28283 (2014)   [IF=3.669; cited by 33 (GS)]

[31] Few-femtosecond-resolution characterization and suppression of excess timing jitter and drift in indoor atmospheric frequency comb transfer
J. Kang, J. Shin, C. Kim, K. Jung, S. Park, and J. Kim*
Optics Express 22, 26023-26031 (2014)   [IF=3.669; cited by 21 (GS)]

[30] Remote laser-microwave synchronization over kilometer-scale fiber link with few-femtosecond drift
K. Jung, J. Lim, J. Shin, H. Yang, L. Chen, F. X. Kaertner, H. Kang, C. Min*, and J. Kim*
Journal of Lightwave Technology 32, 3742-3748 (2014)   [IF=4.288; cited by 8 (GS)]

[29] Frequency comb-based microwave transfer over fiber with 7x10-19 instability using fiber-loop optical-microwave phase detectors  
K. Jung, J. Shin, J. Kang, S. Hunziker, C. Min, and J. Kim*
Optics Letters 39, 1577-1580 (2014)   [IF=3.714; cited by 53 (GS)]

[28] Sub-20-attosecond timing jitter mode-locked fiber lasers
H. Kim, P. Qin, Y. Song, H. Yang, J. Shin, C. Kim, K. Jung, C. Wang, and J. Kim*
IEEE Journal of Selected Topics in Quantum Electronics 20, 901108 (2014)   [IF=4.917; cited by 35 (GS)]

[27] Gigahertz repetition rate, sub-femtosecond timing jitter optical pulse train directly generated from a mode-locked Yb:KYW laser
H. Yang, H. Kim, J. Shin, C. Kim, S. Choi, G. Kim, F. Rotermund, and J. Kim*
Optics Letters 39, 56-59 (2014)   [IF=3.714; cited by 21 (GS)]

[26] Sub-femtosecond timing jitter, all-fiber, CNT-mode-locked Er-laser at telecom wavelength
C. Kim, S. Bae, K. Kieu, and J. Kim*
Optics Express 21, 26533-26541 (2013)   [IF=3.669; cited by 23 (GS)]

[25] Ultralow phase noise microwave generation from mode-locked Er-fiber lasers with subfemtosecond integrated timing jitter
K. Jung, J. Shin, and J. Kim*
IEEE Photonics Journal 5, 5500906 (2013)   [IF=2.833; cited by 56 (GS)]

[24] Low timing jitter and intensity noise from a soliton Er-fiber laser mode-locked by a fiber taper carbon nanotube saturable absorber
C. Kim, K. Jung, K. Kieu, and J. Kim*
Optics Express 20, 29524-29530 (2012)   [IF=3.669; cited by 28 (GS)]

[23] 1.2-GHz repetition rate, diode-pumped Yb:KYW laser mode-locked by a carbon nanotube saturable absorber mirror
H. Yang, C. Kim, S. Y. Choi, G.-H. Kim, Y. Kobayashi, F. Rotermund, and J. Kim*
Optics Express 20, 29518-29523 (2012)   [IF=3.669; cited by 19 (GS)]

[22] Subfemtosecond synchronization of microwave oscillators with mode-locked Er-fiber lasers
K. Jung and J. Kim*
Optics Letters 37, 2958-2960 (2012)  [IF=3.714; cited by 108 (GS)]

[21] Degradation of optical properties of film-type single-wall carbon nanotubes saturable absorbers
S. Y. Ryu, K. S. Kim, J. Kim, and S. Kim*
Optics Express 20, 12966-12974 (2012)  [IF=3.669; cited by 38 (GS)]

[20] Sub-100-as timing jitter optical pulse trains from mode-locked Er-fiber lasers
T. K. Kim, Y. Song, K. Jung, C. Kim, H. Kim, C. H. Nam, and J. Kim*
Optics Letters 36, 4443-4445 (2011)  [IF=3.714; cited by 104 (GS)]
[This paper was selected in Research Highlights of Nature Photonics: N. Horiuchi, "Ultrafast Photonics: Ultralow timing jitter", Nature Photonics 6, 71 (2012).]

[19] Timing jitter optimization of mode-locked Yb-fiber lasers toward the attosecond regime
Y. Song, C. Kim, K. Jung, H. Kim, and J. Kim*
Optics Express 19, 14518-14525 (2011)  [IF=3.669; cited by 109 (GS)]

[18] Impact of pulse dynamics on timing jitter in mode-locked fiber lasers
Y. Song, K. Jung, and J. Kim*
Optics Letters 36, 1761-1763 (2011)   [IF=3.714; cited by 57 (GS)]

[17] Complete characterization of quantum-limited timing jitter in passively mode-locked fiber lasers
J. A. Cox*, A. Nejadmalayeri, J. Kim, and F. X. Kärtner
Optics Letters 35, 3522-3524 (2010).   [IF=3.714; cited by 37 (GS)]

[16] Microwave signal extraction from mode-locked lasers with attosecond relative timing drift
J. Kim* and F. X. Kärtner
Optics Letters 35, 2022-2024 (2010).   [IF=3.714; cited by 57 (GS)]

[15] (Invited) Attosecond-precision ultrafast photonics
J. Kim* and F. X. Kärtner
Laser and Photonics Reviews 4, 432-456 (2010).   [IF=10.655; cited by 73 (GS)]
[This paper was selected as the "Editor's Choice" paper and appeared on the front cover of April 2010 issue of Laser and Photonics Reviews; also featured on MaterialsViews entitled "Ultra-precise and Ultra-fast".]

Before KAIST (2003-2009)

[14] Drift-free femtosecond timing synchronization of remote optical and microwave sources
J. Kim*, J. A. Cox, J. Chen, and F. X. Kärtner*
Nature Photonics 2, 733-736 (2008).   [IF=31.241; cited by 360 (GS)]
[This paper was also featured in News and Views by P. Gill, "Ultrafast optics: Femtosecond timing distribution", Nature Photonics 2, 711-712 (2008) and in Research News by M. Freebody, "Synchronized sources are right on time", optics.org (2008).]
[The demonstrated systems are also commercialized by Cycle GmbH (http://www.cyclelasers.com/timing-synchronization/) and MenloSystems GmbH (https://www.menlosystems.com/products/timing-distribution-solutions/).]


[13] Photonic subsampling analog-to-digital conversion of microwave signals at 40-GHz with higher than 7-ENOB resolution
J. Kim*, M. J. Park, M. H. Perrott, and F. X. Kärtner
Optics Express 16, 16509-16515 (2008).   [IF=3.669; cited by 123 (GS)]

[12] Controlled waveforms on the single-cycle scale from a femtosecond oscillator
S. Rausch*, T. Binhammer, A. Harth, J. Kim, R. Ell, F. X. Kärtner, and U. Morgner
Optics Express 16, 9739-9745 (2008).   [IF=3.669; cited by 69 (GS)]

[11] Photonic analog-to-digital conversion with femtosecond lasers
F. X. Kärtner*, J. Kim, J. Chen, A. Khilo
Frequenz 62, 171-174 (2008).   [IF=0.543; cited by 8 (GS)]

[10] Attosecond-resolution timing jitter characterization of free-running mode-locked lasers
J. Kim*, J. Chen, J. Cox, and F. X. Kärtner
Optics Letters 32, 3519-3521 (2007).   [IF=3.714; cited by 143 (GS)]

[9] Long-term stable microwave signal extraction from mode-locked lasers
J. Kim*, F. Ludwig, M. Felber, and F. X. Kärtner
Optics Express 15, 8951-8959 (2007).   [IF=3.669; cited by 27 (GS)]

[8] Long-term femtosecond timing link stabilization using a single-crystal balanced cross-correlator
J. Kim*, J. Chen, Z. Zhang, F. N. C. Wong, F. X. Kärtner, F. Loehl, H. Schlarb
Optics Letters 32, 1044-1046 (2007).   [IF=3.714; cited by 169 (GS)]

[7] Balanced optical-microwave phase detectors for optoelectronic phase-locked loops
J. Kim*, F. X. Kärtner, F. Ludwig
Optics Letters 31, 3659-3661 (2006).   [IF=3.714; cited by 77 (GS)]

[6] Self-referenced 200 MHz octave-spanning Ti:sapphire laser with 50 attosecond carrier-envelope phase jitter
O. D. Mucke*, R. Ell, A. Winter, J. Kim, J. R. Birge, L. Matos, and F. X. Kärtner
Optics Express 13, 5163-5169 (2005).   [IF=3.669; cited by 76 (GS)]

[5] Ultrabroadband beam splitter with matched group delay dispersion
J. Kim*, J. R. Birge, V. Sharma, J. G. Fujimoto, F. X. Kärtner, V. Scheuer, G. Angelow
Optics Letters 30, 1569-1571 (2005).   [IF=3.714; cited by 42 (GS)]
[This beam splitter is commercialized by Laser Quantum, http://www.laserquantum.com/products/detail.cfm?id=87]

[4] Femtosecond synchronization of radio frequency signals with optical pulse trains
J. Kim*, F. X. Kärtner, and M. H. Perrott
Optics Letters 29, 2076-2078 (2004).   [IF=3.714; cited by 59 (GS)]

[3] Direct frequency comb generation from an octave-spanning, prismless Ti:sapphire laser
L. Matos*, D. Kleppner, O. Kuzucu, T. R. Schibli, J. Kim, E. P. Ippen, and F. X. Kärtner
Optics Letters 29, 1683-1685 (2004).  [IF=3.714; cited by 131 (GS)]

[2] (Invited) Toward Single-Cycle Laser Systems
T. R. Schibli*, O. Kuzucu, J. Kim, E. P. Ippen, J. G. Fujimoto, F. X. Kärtner, V. Scheuer, G. Angelow
IEEE Journal of Selected Topics in Quantum Electronics 9, 990-1001 (2003).   [IF=4.917; cited by 85 (GS)]

[1] Attosecond active synchronization of passively mode-locked lasers using balanced cross correlation
T. R. Schibli*, J. Kim, O. Kuzucu, J. Gopinath, S. N. Tandon, G. S. Petrich, L. A. Kolodziejski, J. G. Fujimoto, E. P. Ippen, and F. X. Kärtner
Optics Letters 28, 947-949 (2003).  [IF=3.714; cited by 304 (GS)]