Journal Publication 
Conference Proceedings 
Patents 
Invited Talks 
 



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

[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=4.122]

[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=3.652]

[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=3.589]

[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=3.589; cited by 2 (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=5.242; cited by 2 (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=3.589; cited by 2 (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=4.122; cited by 4 (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=3.589; cited by 5 (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=3.367]

[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=3.589; cited by 1 (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=4.122; cited by 13 (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=4.122; cited by 10 (GS)]

[40] (Invited Review) 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=21.286; cited by 61 (GS)]
[This paper is one of the top 10 monthly downloaded AOP articles during September 2016 - January 2017; Also selected as one of the top downloaded articles in lasers and laser optics from AOP and OL in 2016.]

[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=3.652; 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=3.356; cited by 15 (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=4.122; cited by 30 (GS)]
[This work was covered by national news media including Chosun Ilbo, YTN, and Yonhap News]

[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=4.782; cited by 28 (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=3.356; cited by 5 (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=3.356; cited by 7 (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=3.589; cited by 19 (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=3.356; cited by 25 (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=3.356; cited by 12 (GS)]

[30] Remote laser-microwave synchronization over kilometer-scale fiber link with few-femtosecond drift
(in a special issue on "Microwave Photonics")
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=3.652; 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=3.589; cited by 40 (GS)]

[28] Sub-20-attosecond timing jitter mode-locked fiber lasers   (in a special issue on "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=3.367; cited by 27 (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=3.589; cited by 15 (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=3.356; cited by 19 (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=2.627; cited by 46 (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=3.356; cited by 27 (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=3.356; cited by 14 (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=3.589; cited by 82 (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=3.356; cited by 27 (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=3.589; cited by 84 (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=3.356; cited by 91 (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=3.589; cited by 49 (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=3.589; cited by 38 (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=3.589; cited by 52 (GS)]

[15] (Invited) Attosecond-precision ultrafast photonics
J. Kim* and F. X. Kärtner
Laser and Photonics Reviews 4, 432-456 (2010).   [IF=8.529; cited by 61 (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 (-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=32.521; cited by 313 (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 (http://www.menlosystems.com/index.php/products/?families=79).]

[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=3.356; cited by 106 (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=3.356; cited by 63 (GS)]

[11] Photonic analog-to-digital conversion with femtosecond lasers  (in a special issue dedicated to Prof. Peter Russer on the occasion of his 65th birthday)
F. X. Kärtner*, J. Kim, J. Chen, A. Khilo
Frequenz 62, 171-174 (2008).   [IF=0.280; 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=3.589; cited by 132 (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=3.356; cited by 25 (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=3.589; cited by 153 (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=3.589; cited by 63 (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=3.356; cited by 75 (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=3.589; cited by 40 (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=3.589; cited by 53 (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=3.589; cited by 118 (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=3.367; 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=3.589; cited by 266 (GS)]