Delone krainov 1991. 7 79 (1997) Kiyan I Yu, Krainov V P Zh.

Delone krainov 1991. 100 776 (1991) [Sov. 1364 model 33 for electric field larger than the critical field EðtÞ > E crit and ADK (Ammosov-Delone-Krainov) The photoionization in the frame of the Ammosov–Delone–Krainov theory has been theoretically examined for noble gases, argon, krypton, and xenon, in an elliptically polarized laser field. Delone, N. B respectively. Delone, and V. Rev. N. In Chaps. comparison of ab initio and Ammosov-Delone-Krainov rates Phys. Publication: Journal of the Optical Society of America B Optical Physics. B. (8) for the case of a hydrogen atom. (Moscow: Energoatomizdat) [Translated into English 1985 (Berlin: Springer-Verlag)] Google Scholar [48] Delone N B, Krainov V P 1991 J. Google Scholar [31] Delone N B and Krainov V P 1991 Energy and angular electron spectra for the tunnel ionization of atoms by strong low-frequency radiation J. Oct 10, 2009 · The analysis of the ionization of air molecules in the Ammosov-Delone-Krainov model of tunneling ionization predicts a weakly nonlinear increase and saturation of the yield of singly charged ions at an air ionization degree close to 50% under these conditions of the effect of femtosecond laser radiation. 8, No. Delone in 1965, has been a subject of intense studies ever since. The authors present descriptions of processes occurring in atoms under the action of strong electromagnetic radiation, in particular, the shift, broadening, and mixing of atomic states. Ammosov M V, Delone N B Laser Phys. Ammosov, N. 1, the condition for tunneling ionization to occur is the inequality γ2 ≪ 1, where γ = ω(2E i )1/2 / F is the adiabaticity parameter. B 9 1231 (1992) Krainov V P, Shokri B Laser Phys. B/Vol. The structure parameters of several molecules needed for calculating the ionization rates using this molecular ADK model have been obtained. The authors present descriptions of processes occurring in atoms under the action of strong electromagnetic radiation, in particular, the shift, broadening, and mixing of atomic states. Eksp. DOI: 10. Crossref; Google Scholar [30] Nikishov A and Ritus V 1966 Sov. A Apr 10, 2006 · Our generalized Keldysh theory is applied to the simplest many-electron atom, helium atom. 1070/PU1998v041n05ABEH000393 Corpus ID: 250763981; Tunneling and barrier-suppression ionization of atoms and ions in a laser radiation field @article{Delone1998TunnelingAB, title={Tunneling and barrier-suppression ionization of atoms and ions in a laser radiation field}, author={N B Delone and Vladimir P Krainov}, journal={Physics-Uspekhi}, year={1998}, volume={41}, pages={469 - 485 Oct 21, 1986 · Tunnel Ionization Of Complex Atoms And Atomic Ions In Electromagnetic Field Tunnel Ionization Of Complex Atoms And Atomic Ions In Electromagnetic Field Ammosov, Maxim V. 101 1479. Delone and V. Google Scholar Kraĭnov V P, Ristic VM 1992 Sov. . Teor. [ 30 ] have generalized successfully the ADK model to diatomic molecules by considering the symmetry property and the asymptotic behavior of the molecular electronic wave N. Delone and Vladimir P. ; Delone, Nikolai B. Tong et al. Sep 30, 2004 · [47] Delone N B, Krainov V P 1984 Atom v Siĭlnom Svetovom Pole (Atom in a Strong Light Field) 2nd ed. One of the commonly used mod-els for calculating the ionization rate is the so-called ADK Ammosov-Delone-Krainov model. 8 1207. JETP 73 429 (1991)] Krainov V P, Roshchupkin S P Laser Phys. Krainov}, journal={Physics-Uspekhi}, year={1998}, volume={41}, pages={469 Sep 20, 2002 · We have extended the tunneling ionization model of Ammosov-Delone-Krainov (ADK) for atoms to diatomic molecules by considering the symmetry property and the asymptotic behavior of the molecular electronic wave function. A strong increase in the ionization rate, with vibrational level, is found for H2, while N2 and CO2 show a lesser increase. B 8 (6) 1207-1211 (1991) Relativistic effects in the angular distribution of ejected electrons in tunneling ionization of atoms by strong electromagnetic fields Jun 1, 1991 · N. The expressions for tunnel ionization probability of the complex atoms and atomic ions from arbitrary states in electromagnetic field are obtained. 7 79 (1997) Kiyan I Yu, Krainov V P Zh. 1. 5 793 (1995) Krainov V P Opt. Analytical expressions are obtained for energy and angular distributions of ejected electrons at the barrier-suppression and tunneling ionization of May 31, 1998 · N B Delone 1 and Vladimir P Krainov 2 ©, 1998 Uspekhi Fizicheskikh Nauk and Russian Academy of Sciences Physics-Uspekhi , Volume 41 , Number 5 Citation N B Delone and Vladimir P Krainov 1998 Phys. In addition to its simplicity, our formula can As we said in Chap. Delone, V. Vavilova 38, 117942 Moscow, Russia Tel. The single-electron ionization spectra in the multiphoton regime (γ ≫ 1 much-greater-than 𝛾 1 \gamma\gg 1) and in the tunneling regime (γ ≪ 1 much-less-than 𝛾 1 \gamma\ll 1) are plotted in Fig. Delone N B, Krainov V P J. In the multiphoton limit we distinguished between the direct and resonance-enhanced (Chap. Krainov, Energy and angular electron spectra for the tunnel ionization of atoms by strong low-frequency radiation, J. e. Krainov 1 M. Tunnel ionization of complex atoms and of atomic ions in an alternating electromagnetic field Jun 8, 2020 · [14] Delone N B and Krainov V P 1991 Energy and angular electron spectra for the tunnel ionization of atoms by strong low-frequency radiation J. [1] (so called ADK- approach). A complex atom or an atomic ion is considered in the frames of quantum defect method; its wave function is an N. Physics. B 8 1207 (1991) 6. 6/June 1991 1209 CIRCULARLY POLARIZED ELECTROMAGNETICFIELD In the case of circular polarization of the electromagnetic radiation the strength of the electric field in the wave is 103 _ . B, Optical Physics 8(6): 1207-1211 1991 The expressions for tunnel ionization probability of the complex atoms and atomic ions from arbitrary states in electromagnetic field are obtained. Krainov J. A few mistakes in the previous works have been found and corrected. In this volume, Delone and Krainov present both their own and other theoretical descriptions of the processes occurring in atoms under conditions of multiphoton impact, in particular, the shift, broadening, and mixing of electronic states which complicate the interpretation of Jul 15, 2009 · Multiphoton ionization, first observed by N. Jun 8, 2019 · N B Delone-New effects in the multiphoton ionization of atoms N B Delone and Mikhail V Fedorov-Using polarization effects in multiphoton ionization to measure ratios of bound-free matrix elements P Lambropoulos-Recent citations Three-photon ionization of Ca R S Dygdala et al-- Nikolai B. ru Received 25 November 1997 Uspekhi Fizicheskikh Nauk 168 (5) 531–549 (1998) Journal of the Optical Society of America. 71 1994. These expressions correctly describe the experimental data on rare gases atoms ionization in an infrared electromagnetic field. Although the adiabaticity parameter arose in the description Oct 23, 2012 · Multiphoton ionization of atoms in intense laser-light fields is gaining ground as a spectroscopic diagnostic tool. Nov 19, 2018 · IIR in the well-known Ammosov–Delone–Krainov (ADK) form 19,20, or more refined Yudin–Ivanov IIR 21 provides a measure which allows us to assign probability to an ionization event occurring Semantic Scholar extracted view of "Atoms in Strong Light Fields" by N. , the numerical solution of the single-active-electron approximation based time-dependent Schrödinger equation (SAE-TDSE), the Perelomov–Popov–Terent'ev (PPT) model, and the Ammosov–Delone–Krainov (ADK) model. J Opt Soc Am B . JETP 74 789. V Sep 3, 2006 · We have used a wavefunction-modified Ammosov–Delone–Krainov (ADK) method to calculate the ionization rates of H2, N2 and CO2 as a function of initial vibrational level of the molecules. The barrier-suppression results reduce correctly to the tunneling results of the Ammosov–Delone–Krainov approach in the limit of weak fields compared with the barrier-suppression fields. -JETP 23 168. Spatial dependence is analyzed. B. B 8 This distribution represents the Gaussian-shaped filter with an intensity-dependent width arising from standard tunneling theory Delone and Krainov (1991, 1998); Fechner et al. 三个人给出了一般原子的瞬时的 tunnelling ionization rate，叫做 ADK rate。 The ionization of a quantum system (atoms, molecules, ions) is called nonlinear if the condition ω < E i is fulfilled, where ω is the photon energy of radiation (or frequency) and E i DELONE AND KRAINOV l Fundamentals of Nonlinear Optics of Atomic Gases DERENIAK AND CROWE l Optical Radiation Detectors DE VANY l Master Optical Techniques DUFFIEUX l The Fourier Transform and Its Applications to Optics, Second Edition GASKILL l Linear Systems, Fourier Transform, and Optics GOODMAN l Statistical Optics Aug 1, 1998 · The measurements of nonzero drift momenta for high-charge states of neon indicate tunneling ionization is occurring and agree with the predictions of the Ammosov-Delone-Krainov (ADK) model [M. Crossref Google Scholar [49] Krainov V P 1997 J. Sep 30, 2004 · [48] Delone N B, Krainov V P 1991 J. 41 469 DOI 10. 1070/PU1998V041N05ABEH000393 Corpus ID: 94362581; Tunneling and barrier-suppression ionization of atoms and ions in a laser radiation field @article{Delone1998TunnelingAB, title={Tunneling and barrier-suppression ionization of atoms and ions in a laser radiation field}, author={Nikolai B. We consider the intermediate range of the Keldysh parameter, , and analyze the influence of shifted ionization potential and temporal profile to eliminate Mar 1, 2017 · Recall that the Ammosov–Delone–Krainov (ADK) model was initially developed to study the tunneling ionization rate of atoms using quasistatic approximation. 2 299 (1992) Krainov V P, Roshupkin S P J. Inst. Opt. We have also compared the enhancement ratios between the ground and excited Dec 7, 2005 · II. 1986-10-21 00:00:00 The expressions for tunnel ionization probability of the complex atoms and atomic ions from arbitrary states in electromagnetic field are obtained. Multiphoton Processes in Atoms in intense laser-light fields is gaining ground as a spectroscopic diagnostic tool. Expressions are also obtained for states with arbitrary values of I at arbitrary ellipticity of the radiation. A and Fig. A correction of the ground ionization potential by the ponderomotive and Stark shift is incorporated in both distributions. 1991; 8 (6):1207. Our theory is found to be in good agreement for V, Ni, Pd and Ta, whereas conventional ADK theory overestimates ionization by orders of magnitude. Delone et al. Nauk SSSR 111 152 Jul 2, 2002 · We have extended the tunneling ionization model of Ammosov-Delone-Krainov ADK for atoms to di-atomic molecules by considering the symmetry property and the asymptotic behavior of the molecular Multiphoton Processes in Atoms in intense laser-light fields is gaining ground as a spectroscopic diagnostic tool. 1070/PU1999v042n07ABEH000557 N. The expression for the tunnel-ionization probability is obtained in the quasiclassical approximation n* $1. The analytic expressions for the probabilities of tunnel ionization of atoms and atomic ions and for the energy and angular electron spectra in a strong low-frequency electromagnetic field are obtained. The ADK model was successfully extended to study the tunneling ionization of molecules (so called MO-ADK) [ 8 – 12 ] and to over-the-barrier regime empirically [ 13 , 14 ]. B 14 425. ( 2022 ) , while the core is initially at rest. Krainov. Energy and angular electron spectra for the tunnel ionization of atoms by strong low-frequency radiation. Theoretical predictions concerning the disturbance of atomic spectra by fields of atomic and superatomic strength are discussed. For the initially bound electrons, we employ a micro-canonical distribution Peters et al. Crossref Google Scholar [15] Corkum P B 1993 Plasma perspective on strong field multi-ionization Phys. ~ ! 1 . N. B 8, 1207-1211 (1991) Export Citation BibTex Theory of tunneling ionization of atoms and atomic ions by strong low- frequency laser radiation was developed in Ref. 1] a spectrum of the Calculated and experimental data on the AC Stark shift of atomic levels in an external, subatomic-strength variable field are considered. Sep 5, 2024 · Delone NB, Krainov VP. Feb 15, 2014 · We theoretically studied ionization of atoms exposed to an intense laser field by using three different methods, i. Sep 4, 2006 · We have used a wavefunction-modified Ammosov–Delone–Krainov (ADK) method to calculate the ionization rates of H2, N2 and CO2 as a function of initial vibrational level of the molecules. For the single ionization (He → He + + e) we derive a compact rate formula, which does not contain any series summation or integral and thus is as simple as the Ammosov-Delone-Krainov ionization rates. Delone's 119 research works with 3,447 citations and 3,049 reads, including: AC Stark shift of atomic energy levels Delone and Krainov present both their own and other theoretical Jun 23, 2016 · Within the framework of the Ammosov–Delone–Krainov theory, we consider the angular and energy distribution of outgoing electrons due to ionization by a circularly polarized electromagnetic field. ; Krainov, V. Google Scholar [51] Delone NB, Krainov V P 1998 Usp May 18, 2019 · N B Delone, S P Goreslavsky and V P Krainov-Semiclassical matrix elements, essential-states models and perturbation theory of above-threshold ionisation M Trippenbach, K Rzazewski, M V Fedorov et al. In this volume, Delone and Krainov present their and others' theoretical descriptions of the processes occurring in atoms under conditions of multiple-photon impacts, in particular, the shift, broadening, and mixing of electronic states, which complicate the interpretation of If a quantum system is found in a state with the energy E i and is perturbed by an external electromagnetic field of amplitude F and frequency ω, then according to the Floquet theorem [2. The key to understanding the observed ionization reduction Apr 1, 1991 · April 1991; Journal of the Optical Society of America B 8(4):858-867; DOI:10. Phys. This model is based. 42 669 DOI 10. B 8 1207. Am. # on the ionization rate of a hydrogenlike atom in a static electric field, with modifications introduced for the real many-electron atoms. Lett. Crossref; Google Scholar [49] Krainov V P 1997 J. Krainov, "Energy and angular electron spectra for the tunnel ionization of atoms by strong low-frequency radiation," J. 1070/PU1998v041n05ABEH000393 As we said in Chap. Nikishov A I Tr. Journal of The Optical Society of America B-optical Physics. ; Krainov, Vladimir P. P. B 8: 1207 (1991). 1, the condition for tunneling ionization to occur is the inequality γ 2 «1, where γ = ω(2E i) 1/2 /F is the adiabaticity parameter. Article ADS Google Scholar Apr 1, 2010 · We present a detailed derivation of the Ammosov–Delone–Krainov theory of tunnel ionization in complex systems (CS-ADK). In this paper we consider multiphoton ionization of molecules in the limit of subopticalcycle pulse duration. Crossref Google Scholar [50] Kraĭnov V P, Ristic VM 1992 Zh. Mar 7, 2000 · Multiphoton ionization of atoms in intense laser-light fields is gaining ground as a spectroscopic diagnostic tool. Crossref Google Scholar Oct 27, 2006 · A generalized ADK (Ammosov–Delone–Krainov) theory for ionization of open-shell atoms is compared to ionization experiments performed on the transition metal atoms V, Ni, Pd, Ta and Nb. Published 1 June 1991. The theory is applied to calculate Jul 31, 1999 · N B Delone 1 and Vladimir P Krainov 2 ©, 1999 Uspekhi Fizicheskikh Nauk and Russian Academy of Sciences Physics-Uspekhi , Volume 42 , Number 7 Citation N B Delone and Vladimir P Krainov 1999 Phys. Moreover, we study the regime where the molecules are first prepared in a coherent vibrational superposition state, and then are subjected to sub-cycle laser pulses An expression is derived for the probability of tunnel ionization, in an alternating field, of a complex atom and of an atomic ion that are in an arbitrary state. An expression is derived for the probability of tunnel ionization, in an alternating field, of a complex atom and of an atomic ion that are in an arbitrary state. A 66 63408. Krainov, Peter Lambropoulos; Atoms in Strong Light Fields, Physics Today, Volume 40, Issue 2, 1 February 1987, Pages 110–111, https://doi. Recall that ω and F are the radiation frequency and the electric field amplitude for the electromagnetic radiation, and is the binding energy of the initial atomic state. Akad. Recall that ω and F are the radiation frequency and the electric field amplitude for the electromagnetic radiation, and E i is the binding energy of the initial atomic state. Feb 1, 2019 · Vladimir Krainov Simple analytic expressions have been obtained for the electron energy spectra of atoms and atomic ions undergoing direct tunnelling ionization by linearly polarized laser radiation. Fiz. The second term describes the energy spectrum of N. Soc. mipt. (7-095) 135-02 96 V P Krainov Moscow Institute of Physics and Technology, 141700 Dolgoprudny, Moscow Region, Russia E-mail: krainov@theory. 4 and 5 we considered the main features of two limiting cases of nonlinear atomic ionization: tunneling and multiphoton ionization. P. Crossref is a review by N B Delone and V P Kra|flnov [1]. The limiting value of the atomic AC Stark shift in a light-frequency radiation field is estimated. May 6, 2006 · A generalized ADK (Ammosov–Delone–Krainov) theory for ionization of open-shell atoms is compared to ionization experiments performed on the transition metal atoms V, Ni, Pd, Ta and Nb. made by Krainov and Shokri 6 • This theory starts with the Keldysh-Faisal-Reiss approach (see book of Delone and Krainov 7 for details ) and in addition takes into account the Coulomb correction in the Volkov wave fucntion of the final continuum state of the ejected electron. B 8, 1207-1211 (1991) Energy and angular electron spectra for the tunnel ionization of atoms by strong low-frequency radiation. This theory is based on the conception of the quasi-stationary electromagnetoc field producing tunneling ejection of valence electrons. Nov 25, 1997 · N B Delone General Physics Institute, Russian Academy of Sciences, ul. -The WKB theory of multiphoton above-threshold ionisation of atoms N B Delone, S P Goreslavsky and V P Krainov-Recent citations Aug 27, 2020 · Based on the Keldysh theory , the Ammosov–Delone–Krainov (ADK) was proposed and became one of the most popular tunneling ionization models in strong-field physics. Pub Date: N. The monograph is devoted to phenomena of nonlinear optics appearing on a macro­ scopic level in the interaction of intense light with an isolated atom. 6) ionization processes. Express 2 732 (1998) Lastly, we illustrate Eq. or. -Usp. ives fudm yawyy zbk pxudv jxqap nxfa szilrd mfeet gtccrw