Search Results - "ZHELTIKOV, A. M"

Optical attosecond pulses and tracking the nonlinear response of bound electrons by Hassan, M. Th, Luu, T. T., Moulet, A., Raskazovskaya, O., Zhokhov, P., Garg, M., Karpowicz, N., Zheltikov, A. M., Pervak, V., Krausz, F., Goulielmakis, E.

“…Intense light pulses in the visible and adjacent spectral ranges with their energy mostly confined to a half wave cycle—optical attosecond pulses—are…”
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Enhanced coherent transition radiation from midinfrared-laser-driven microplasmas by Glek, P. B., Zheltikov, A. M.

“…We present a particle-in-cell (PIC) analysis of terahertz (THz) radiation by ultrafast plasma currents driven by relativistic-intensity laser pulses. We show…”
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Multi-millijoule few-cycle mid-infrared pulses through nonlinear self-compression in bulk by Shumakova, V., Malevich, P., Ališauskas, S., Voronin, A., Zheltikov, A. M., Faccio, D., Kartashov, D., Baltuška, A., Pugžlys, A.

“…The physics of strong-field applications requires driver laser pulses that are both energetic and extremely short. Whereas optical amplifiers, laser and…”
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Field-cycle-resolved photoionization in solids by Zhokhov, P A, Zheltikov, A M

“…The Keldysh theory of photoionization in a solid dielectric is generalized to the case of arbitrarily short driving pulses of arbitrary pulse shape. We derive…”
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Mid-infrared laser filaments in the atmosphere by Mitrofanov, A. V., Voronin, A. A., Sidorov-Biryukov, D. A., Pugžlys, A., Stepanov, E. A., Andriukaitis, G., Flöry, T., Ališauskas, S., Fedotov, A. B., Baltuška, A., Zheltikov, A. M.

“…Filamentation of ultrashort laser pulses in the atmosphere offers unique opportunities for long-range transmission of high-power laser radiation and standoff…”
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Quantum and semiclassical physics behind ultrafast optical nonlinearity in the midinfrared: the role of ionization dynamics within the field half cycle by Serebryannikov, E E, Zheltikov, A M

“…Ultrafast ionization dynamics within the field half cycle is shown to be the key physical factor that controls the properties of optical nonlinearity as a…”
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Strong-Field Photoionization as Excited-State Tunneling by Serebryannikov, E E, Zheltikov, A M

“…We show that, in an intense laser field, ultrafast photoionization can occur through quantum pathways that cannot be categorized as multiphoton ionization or…”
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Time-domain spectroscopy in the mid-infrared by Lanin, A. A., Voronin, A. A., Fedotov, A. B., Zheltikov, A. M.

“…When coupled to characteristic, fingerprint vibrational and rotational motions of molecules, an electromagnetic field with an appropriate frequency and…”
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Solid-State Source of Subcycle Pulses in the Midinfrared by Stepanov, E A, Lanin, A A, Voronin, A A, Fedotov, A B, Zheltikov, A M

“…We demonstrate a robust, all-solid-state approach for the generation of microjoule subcycle pulses in the midinfrared through a cascade of carefully optimized…”
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Multimodal nonlinear-optical imaging of nucleoli by Pochechuev, M S, Lanin, A A, Kelmanson, I V, Chebotarev, A S, Fetisova, E S, Bilan, D S, Shevchenko, E K, Ivanov, A A, Fedotov, A B, Belousov, V V, Zheltikov, A M

“…Multimodal nonlinear microscopy combining third-harmonic generation (THG) with two- and three-photon-excited fluorescence (2PEF and 3PEF) is shown to provide a…”
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Fiber-optic electron-spin-resonance thermometry of single laser-activated neurons by Lanin, A A, Fedotov, I V, Ermakova, Yu G, Sidorov-Biryukov, D A, Fedotov, A B, Hemmer, P, Belousov, V V, Zheltikov, A M

“…Optically detected electron spin resonance in fiber-coupled nitrogen-vacancy (NV) centers of diamond is used to demonstrate a fiber-optic quantum thermometry…”
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Electron spin manipulation and readout through an optical fiber by Fedotov, I. V., Doronina-Amitonova, L. V., Voronin, A. A., Levchenko, A. O., Zibrov, S. A., Sidorov-Biryukov, D. A., Fedotov, A. B., Velichansky, V. L., Zheltikov, A. M.

“…The electron spin of nitrogen--vacancy (NV) centers in diamond offers a solid-state quantum bit and enables high-precision magnetic-field sensing on the…”
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Thermal and Quantum Barrier Passage as Potential-Driven Markovian Dynamics by Zheltikov, A. M.

“…Rapidly progressing laser technologies provide powerful tools to study potential barrier-passage dynamics in physical, chemical, and biological systems with…”
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Implantable fiber-optic interface for parallel multisite long-term optical dynamic brain interrogation in freely moving mice by Doronina-Amitonova, L. V., Fedotov, I. V., Ivashkina, O. I., Zots, M. A., Fedotov, A. B., Anokhin, K. V., Zheltikov, A. M.

“…Seeing the big picture of functional responses within large neural networks in a freely functioning brain is crucial for understanding the cellular mechanisms…”
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The poisson property of extreme events in optics by Zheltikov, A M

“…Abstract Statistics of extreme events in optics, defined as above-threshold counts of an optical signal, is shown to converge, in the large-sample-size limit,…”
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Thermogenetics as a New Direction in Controlling the Activity of Neural Networks by Ermakova, Yu. G., Roshchin, M. V., Lanin, A. A., Balaban, P. M., Zheltikov, A. M., Belousov, V. V., Nikitin, E. S.

“…Thermogenetics appeared recently as an evolutionary advance in methods of optical stimulation of nerve cells and uses focused light to activate light-sensitive…”
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Ultrabroadband, coherent light source based on self-channeling of few-cycle pulses in helium by Goulielmakis, E, Koehler, S, Reiter, B, Schultze, M, Verhoef, A J, Serebryannikov, E E, Zheltikov, A M, Krausz, F

“…Self-channeling of few-cycle laser pulses in helium at high pressure generates coherent light supercontinua spanning the range of 270-1000 nm, with the highest…”
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Mapping anomalous dispersion of air with ultrashort mid-infrared pulses by Mitrofanov, A. V., Voronin, A. A., Sidorov-Biryukov, D. A., Rozhko, M. V., Stepanov, E. A., Fedotov, A. B., Shumakova, V., Ališauskas, S., Pugžlys, A., Baltuška, A., Zheltikov, A. M.

“…We present experimental studies of long-distance transmission of ultrashort mid-infrared laser pulses through atmospheric air, probing air dispersion in the…”
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Guided-wave-coupled nitrogen vacancies in nanodiamond-doped photonic-crystal fibers by Fedotov, I V, Safronov, NA, Shandarov, YuA, Lanin, A A, Fedotov, AB, Kilin, SYa, Sakoda, K, Scully, MO, Zheltikov, A M

“…Zero-phonon-line (ZPL) emission of nitrogen vacancies (NVs) is coupled to the guided modes of solid- and hollow-core nanodiamond-doped photonic-crystal fibers…”
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Frequency-shifted megawatt soliton output of a hollow photonic-crystal fiber for time-resolved coherent anti-Stokes Raman scattering microspectroscopy by Ivanov, A A, Podshivalov, A A, Zheltikov, A M

“…Hollow-core photonic-crystal fibers (PCFs) provide soliton delivery and frequency shifting of 2.8 MW femtosecond pulses with an input central wavelength of 618…”
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