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• Ultrafast photocurrent measurements of bulk-conduction induced spin hall effect in the topological insulator Bi₂Se₃

  Lee, J., Sim, S., Park, S., Park, S., Cho, S., Lee, S., Kim, H., Kim, J., Shim, W., Kim, J., Kim, D. & Choi, H., 2018, CLEO: QELS_Fundamental Science, CLEO_QELS 2018. OSA - The Optical Society, (Optics InfoBase Conference Papers; vol. Part F93-CLEO_QELS 2018).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast Photocurrent Measurements of Bulk-Conduction Induced Spin Hall Effect in the Topological Insulator Bi₂Se₃

  Lee, J., Sim, S., Park, S., Park, S., Cho, S., Lee, S., Kim, H., Kim, J., Shim, W., Kim, J., Kim, D. & Choi, H., 2018 Aug 6, 2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8426514. (2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast photoinduced absorption dynamics of CdS_0.4Se_0.6 nanostructure semiconductors doped in glass

  Seo, J. C. & Kim, D., 1998 Oct 1, In: Optics Communications. 155, 1-3, p. 43-46 4 p.

  Research output: Contribution to journal › Article › peer-review
  5 Citations (Scopus)

• Ultrafast photoinduced terahertz dynamics of topological insulator (Bi_1-xIn_x)₂Se₃

  Sim, S., Brahlek, M., Koirala, N., Cha, S., Oh, S. & Choi, H., 2014, 19th International Conference on Ultrafast Phenomena, UP 2014. Optical Society of America (OSA), (Optics InfoBase Conference Papers).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast Photo-Response by Surface State-Mediated Optical Transitions in Topological Insulator Bi₂Te₃ Nanowire

  Park, D., Jeong, K., Maeng, I. H., Kim, D., Kwon, H., Hong, S. B., Kim, J. H., Kee, C. S., Kang, C. & Cho, M. H., 2019 Oct 1, In: Advanced Optical Materials. 7, 19, 1900621.

  Research output: Contribution to journal › Article › peer-review
  10 Citations (Scopus)

• Ultrafast Pulsed All-Fiber Laser Based on Tapered Fiber Enclosed by Few-Layer WS₂ Nanosheets

  Khazaeinezhad, R., Kassani, S. H., Jeong, H., Park, K. J., Kim, B. Y., Yeom, D. I. & Oh, K., 2015 Aug 1, In: IEEE Photonics Technology Letters. 27, 15, p. 1581-1584 4 p., 7094233.

  Research output: Contribution to journal › Article › peer-review
  93 Citations (Scopus)

• Ultrafast quantum beats of anisotropic excitons in atomically thin ReS₂

  Sim, S., Lee, D., Trifonov, A. V., Kim, T., Cha, S., Sung, J. H., Cho, S., Shim, W., Jo, M. H. & Choi, H., 2018 Dec 1, In: Nature communications. 9, 1, 351.

  Research output: Contribution to journal › Article › peer-review

  Open Access
  41 Citations (Scopus)

• Ultrafast quantum beats of linearly polarized excitons in two-dimensional ReS₂

  Sim, S., Lee, D., Trifonov, A. V., Kim, T., Cha, S., Sung, J. H., Cho, S., Shim, W., Jo, M. H. & Choi, H., 2018, CLEO: QELS_Fundamental Science, CLEO_QELS 2018. OSA - The Optical Society, (Optics InfoBase Conference Papers; vol. Part F93-CLEO_QELS 2018).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast quantum beats of linearly polarized excitons in two-dimensional ReS₂

  Sim, S., Lee, D., Trifonov, A. V., Kim, T., Cha, S., Sung, J. H., Cho, S., Shim, W., Jo, M. H. & Choi, H., 2018 Aug 6, 2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8426400. (2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast Rabi flopping and coherent pulse propagation in a quantum cascade laser

  Choi, H., Gkortsas, V. M., Diehl, L., Bour, D., Corzine, S., Zhu, J., Höfler, G., Capasso, F., Kärtner, F. X. & Norris, T. B., 2010 Oct, In: Nature Photonics. 4, 10, p. 706-710 5 p.

  Research output: Contribution to journal › Article › peer-review
  49 Citations (Scopus)

• Ultrafast red-shift of biexciton binding energy by multiple exciton generation in pbs quantum dots

  Choi, Y., Lim, S., Lee, Y. H. & Choi, H., 2013, CLEO: QELS_Fundamental Science, CLEO:QELS FS 2013. p. QM4B.3 (CLEO: QELS_Fundamental Science, CLEO:QELS FS 2013).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast red-shift of biexciton binding energy by multiple exciton generation in PbS quantum dots

  Choi, Y., Lim, S., Lee, Y. H. & Choi, H., 2013, 2013 Conference on Lasers and Electro-Optics, CLEO 2013. IEEE Computer Society, 6834302. (2013 Conference on Lasers and Electro-Optics, CLEO 2013).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast refractive index control of a terahertz graphene metamaterial

  Lee, S. H., Choi, J., Kim, H. D., Choi, H. & Min, B., 2013, In: Scientific reports. 3, 2135.

  Research output: Contribution to journal › Article › peer-review

  Open Access
  51 Citations (Scopus)

• Ultrafast refractive index control of gate-controlled graphene-metamaterial hybrid devices

  Choi, J., Lee, S. H., Kim, H. D., Min, B. & Choi, H., 2013, 2013 Conference on Lasers and Electro-Optics, CLEO 2013. IEEE Computer Society, 6834463. (2013 Conference on Lasers and Electro-Optics, CLEO 2013).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast refractive index control of gate-controlled graphene-metamaterial hybrid devices

  Choi, J., Lee, S. H., Kim, H. D., Min, B. & Choi, H., 2013, CLEO: QELS_Fundamental Science, CLEO:QELS FS 2013. p. QTu1D.5 (CLEO: QELS_Fundamental Science, CLEO:QELS FS 2013).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast refractive index control of terahertz graphene metamaterials

  Lee, S. H., Choi, J., Kim, H. D., Choi, H. & Min, B., 2013, 2013 Conference on Lasers and Electro-Optics Pacific Rim, CLEO-PR 2013. 6600283. (Pacific Rim Conference on Lasers and Electro-Optics, CLEO - Technical Digest).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast-Selective Nanofiltration of an Hybrid Membrane Comprising Laminated Reduced Graphene Oxide/Graphene Oxide Nanoribbons

  Cho, K. M., Lee, H. J., Nam, Y. T., Kim, Y. J., Kim, C., Kang, K. M., Ruiz Torres, C. A., Kim, D. W. & Jung, H. T., 2019 Jul 31, In: ACS Applied Materials and Interfaces. 11, 30, p. 27004-27010 7 p.

  Research output: Contribution to journal › Article › peer-review
  45 Citations (Scopus)

• Ultrafast semiconducting to metallic terahertz responses in the topological insulator Bi₂Se₃

  Lee, S., Sim, S., Moon, J., Cha, S., Shin, H. S., Park, S., Jang, W., Son, M., Jung, H., Seo, S. Y., Soon, A., Ham, M. H., Lee, H., Jo, M. H., Oh, S. & Choi, H., 2018, CLEO: QELS_Fundamental Science, CLEO_QELS 2018. OSA - The Optical Society, (Optics InfoBase Conference Papers; vol. Part F93-CLEO_QELS 2018).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast Semiconducting to Metallic Terahertz Responses in the Topological Insulator Bi₂Se₃

  Lee, S., Sim, S., Moon, J., Cha, S., Shin, H. S., Park, S., Jang, W., Son, M., Jung, H., Seo, S. Y., Soon, A., Ham, M. H., Lee, H., Jo, M. H., Oh, S. & Choi, H., 2018 Aug 6, 2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8426429. (2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultra-fast shock-wave combustion synthesis of nanostructured silicon from sand with excellent Li storage performance

  Kamali, A. R., Haghighat-Shishavan, S., Nazarian-Samani, M., Rezaei, A. & Kim, K. B., 2019, In: Sustainable Energy and Fuels. 3, 6, p. 1396-1405 10 p.

  Research output: Contribution to journal › Article › peer-review
  19 Citations (Scopus)

• Ultrafast single-droplet bouncing actuator with electrostatic force on superhydrophobic electrodes

  Lee, S., Lee, S., Hwang, H., Hong, J., Lee, S., Lee, J., Chae, Y. & Lee, T., 2016, In: RSC Advances. 6, 71, p. 66729-66737 9 p.

  Research output: Contribution to journal › Article › peer-review
  19 Citations (Scopus)

• Ultrafast soft X-ray spectroscopy of spin-crossover dynamics in solvated transition-metal complexes

  Huse, N., Cho, H. N., Kim, T. K., Jamula, L., McCusker, J. K. & Schoenlein, R. W., 2009 Jan 1, Laser Science, LS 2009. Optical Society of America, (Optics InfoBase Conference Papers).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast spin-resolved spectroscopy reveals dominant exciton dynamics in conducting polymer polyaniline

  Cha, S., Hong, Y., Yang, J., Maeng, I., Oh, S. J., Jeong, K., Suh, J. S., Haam, S., Huh, Y. M. & Choi, H., 2013 Oct 3, In: Journal of Physical Chemistry C. 117, 39, p. 20371-20375 5 p.

  Research output: Contribution to journal › Article › peer-review
  4 Citations (Scopus)

• Ultrafast spin-state conversion in solvated transition metal complexes probed with femtosecond soft X-ray spectroscopy

  Huse, N., Cho, H., Kim, T. K., Jamula, L., McCusker, J. K., Groot, F. M. F. D. & Schoenlein, R. W., 2010, International Conference on Ultrafast Phenomena, UP 2010. (Optics InfoBase Conference Papers).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast Symmetry-Breaking Charge Separation in a Perylene Bisimide Dimer Enabled by Vibronic Coupling and Breakdown of Adiabaticity

  Hong, Y., Schlosser, F., Kim, W., Würthner, F. & Kim, D., 2022 Aug 31, In: Journal of the American Chemical Society. 144, 34, p. 15539-15548 10 p.

  Research output: Contribution to journal › Article › peer-review
  2 Citations (Scopus)

• Ultrafast terahertz dynamics and broadband optical conductivity of few-layer epitaxial graphene

  Choi, H., Borondics, F., Siegel, D. A., Zhou, S., Martin, M. C., Lanzara, A. & Kaindl, R. A., 2010 Dec 1, Conference on Lasers and Electro-Optics, CLEO 2010. (Optics InfoBase Conference Papers).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast terahertz dynamics and broadband optical conductivity of few-layer epitaxial graphene

  Choi, H., Borondics, F., Siegel, D. A., Zhou, S., Martin, M. C., Lanzara, A. & Kaindl, R. A., 2010, Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference: 2010 Laser Science to Photonic Applications, CLEO/QELS 2010. 5500677. (Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference: 2010 Laser Science to Photonic Applications, CLEO/QELS 2010).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast terahertz dynamics of hot Dirac-electron surface scattering in the topological insulator Bi2 Se3

  Sim, S., Brahlek, M., Koirala, N., Cha, S., Oh, S. & Choi, H., 2014 Apr 30, In: Physical Review B - Condensed Matter and Materials Physics. 89, 16, 165137.

  Research output: Contribution to journal › Article › peer-review
  84 Citations (Scopus)

• Ultrafast terahertz spectroscopy of rapid carrier relaxation in graphene oxide

  Kim, J., Oh, J., In, C., Lee, Y. S., Norris, T. B., Jun, S. C. & Choi, H., 2014 Jan 1, 19th International Conference on Ultrafast Phenomena, UP 2014. Optical Society of American (OSA), (Optics InfoBase Conference Papers).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast terahertz spectroscopy of the inverse giant piezoresistance effect in silicon nanomembranes

  Kim, J., Jang, H., Kim, M. S., Cho, J. H., Ahn, J. H. & Choi, H., 2015 Aug 10, 2015 Conference on Lasers and Electro-Optics, CLEO 2015. Institute of Electrical and Electronics Engineers Inc., 7183343. (Conference on Lasers and Electro-Optics Europe - Technical Digest; vol. 2015-August).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast terahertz spectroscopy of the inverse giant piezoresistance effect in silicon nanomembranes

  Kim, J., Jang, H., Kim, M. S., Cho, J. H., Ahn, J. H. & Choi, H., 2015 May 4, CLEO: QELS - Fundamental Science, CLEO_QELS 2015. Optical Society of America, p. 1551p (CLEO: QELS - Fundamental Science, CLEO_QELS 2015).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast terahertz studies of dirac fermion dynamics in graphene

  Choi, H., Borondics, F., Siegel, D. A., Zhou, S., Martin, M. C., Lanzara, A. & Kaindl, R. A., 2009, 34th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2009. 5324954. (34th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2009).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
  1 Citation (Scopus)

• Ultrafast THz response of few-layer epitaxial graphene

  Choi, H., Borondics, F., Siegel, D. A., Zhou, S., Martin, M. C., Lanzara, A. & Kaindl, R. A., 2010, International Conference on Ultrafast Phenomena, UP 2010. (Optics InfoBase Conference Papers).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast time-resolved photocurrent measurement of carrier escape dynamics in anisotropic ReS2

  Bae, H., Sim, S., Kim, T., Lee, D., Kim, D. H., Kim, G., Shim, W., Jo, M. H. & Choi, H., 2018, CLEO: Applications and Technology, CLEO_AT 2018. OSA - The Optical Society, (Optics InfoBase Conference Papers; vol. Part F92-CLEO_AT 2018).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast time-resolved photocurrent measurement of carrier escape dynamics in anisotropic ReS₂

  Bae, H., Sim, S., Kim, T., Lee, D., Kim, D. H., Kim, G., Shim, W., Jo, M. H. & Choi, H., 2018 Aug 6, 2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8427390. (2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast transient dynamics of Zn(II) porphyrins: Observation of vibrational coherence by controlling chirp of femtosecond pulses

  Yoon, M. C., Jeong, D. H., Cho, S., Kim, D., Rhee, H. & Joo, T., 2003 Jan 1, In: Journal of Chemical Physics. 118, 1, p. 164-171 8 p.

  Research output: Contribution to journal › Article › peer-review
  59 Citations (Scopus)

• Ultrafast vibrational relaxation and ligand photodissociation/photoassociation processes of nickel(II) porphyrins in condensed phase

  Eom, H. S., Jeoung, S. C., Kim, C. M. & Kim, D., 1996, In: Springer Series in Chemical Physics. 62, p. 245-246 2 p.

  Research output: Contribution to journal › Article › peer-review

• Ultrafast vibrational relaxation and ligand photodissociation/photoassociation processes of nickel(II) porphyrins in the condensed phase

  Eom, H. S., Jeoung, S. C., Kim, D., Ha, J. H. & Kim, Y. R., 1997 May 15, In: Journal of Physical Chemistry A. 101, 20, p. 3661-3669 9 p.

  Research output: Contribution to journal › Article › peer-review
  91 Citations (Scopus)

• Ultrafast video imaging of cell division from zebrafish egg using multimodal microscopic system

  Lee, S. H., Jang, B., Kim, D. H., Park, C. H., Bae, G., Park, S. W. & Park, S. H., 2017, International Conference on Nano-Bio Sensing, Imaging, and Spectroscopy 2017. Choo, J. & Park, S-H. (eds.). SPIE, 103240B. (Progress in Biomedical Optics and Imaging - Proceedings of SPIE; vol. 10324).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast X-ray diffraction of photodissociation of iodoform in solution

  Lee, J. H., Kim, T. K., Kim, J., Lorenc, M., Kong, Q., Wulff, M. & Ihee, H., 2007, SYNCHROTRON RADIATION INSTRUMENTATION: Ninth International Conference on Synchrotron Radiation Instrumentation. p. 1262-1268 7 p. (AIP Conference Proceedings; vol. 879).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
  1 Citation (Scopus)

• Ultrafast zero balance of the oscillator-strength sum rule in graphene

  Kim, J., Lim, S. C., Chae, S. J., Maeng, I., Choi, Y., Cha, S., Lee, Y. H. & Choi, H., 2013, In: Scientific reports. 3, 2663.

  Research output: Contribution to journal › Article › peer-review

  Open Access
  8 Citations (Scopus)

• Ultrafiltration membranes based on hybrids of an amphiphilic graft copolymer and titanium isopropoxide

  Park, M. S., Park, B. J., Kim, N. U., Park, J. T. & Kim, J. H., 2018 Mar 20, In: Journal of Applied Polymer Science. 135, 12, 45932.

  Research output: Contribution to journal › Article › peer-review
  6 Citations (Scopus)

• Ultrafiltration of desizing wastewater containing pva in bench scale test

  Lee, S. W., Haam, S. J., Kwak, J. W., Jang, J. H. & Lee, Y. C., 1999 Mar 1, In: Environmental Technology (United Kingdom). 20, 3, p. 277-283 7 p.

  Research output: Contribution to journal › Article › peer-review
  14 Citations (Scopus)

• Ultrafine grained dual phase steel fabricated by equal channel angular pressing and subsequent intercritical annealing

  Park, K. T., Han, S. Y., Ahn, B. D., Shin, D. H., Lee, Y. K. & Um, K. K., 2004 Nov, In: Scripta Materialia. 51, 9, p. 909-913 5 p.

  Research output: Contribution to journal › Article › peer-review
  82 Citations (Scopus)

• Ultrafine grained ferrite-martensite dual phase steels fabricated via equal channel angular pressing: Microstructure and tensile properties

  Son, Y. I., Lee, Y. K., Park, K. T., Lee, C. S. & Shin, D. H., 2005 Jun, In: Acta Materialia. 53, 11, p. 3125-3134 10 p.

  Research output: Contribution to journal › Article › peer-review
  281 Citations (Scopus)

• Ultrafine grained low carbon steels fabricated by equal channel angular pressing: Microstructures and tensile properties

  Shin, D. H., Park, J. J., Chang, S. Y., Lee, Y. K. & Park, K. T., 2002, In: ISIJ International. 42, 12 SPEC., p. 1490-1496 7 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access
  46 Citations (Scopus)

• Ultrafine particle characteristics in a rubber manufacturing factory

  Kim, B., Lee, J. S., Choi, B. S., Park, S. Y., Yoon, J. H. & Kim, H., 2013 Jul, In: Annals of Occupational Hygiene. 57, 6, p. 728-739 12 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access
  32 Citations (Scopus)

• Ultrafine particle counter using a MEMS-based particle processing chip

  Kim, H. L., Han, J. S., Lee, S. M., Kwon, H. B., Hwang, J. & Kim, Y. J., 2015 Feb 26, 2015 28th IEEE International Conference on Micro Electro Mechanical Systems, MEMS 2015. February ed. Institute of Electrical and Electronics Engineers Inc., p. 559-562 4 p. 7051016. (Proceedings of the IEEE International Conference on Micro Electro Mechanical Systems (MEMS); vol. 2015-February, no. February).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
  7 Citations (Scopus)

• Ultrafine particles: 3 Years of measurements in the NIST test house

  Wallace, L., Persily, A., Emmerich, S., Rim, D., Chi, H. P., Howard-Reed, C., Fang, W., Green, M. & Choi, J. I., 2011, 12th International Conference on Indoor Air Quality and Climate 2011. p. 859-864 6 p. (12th International Conference on Indoor Air Quality and Climate 2011; vol. 2).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultra-flattened dispersion and high nonlinearity in a square lattice photonic crystal fiber

  Park, J., Kim, J., Lee, S., Kim, S. & Oh, K., 2010, Technical Digest - 15th OptoElectronics and Communications Conference, OECC2010. p. 340-341 2 p. 5588560. (Technical Digest - 15th OptoElectronics and Communications Conference, OECC2010).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
  3 Citations (Scopus)