研究方向
1。原子和分子與強(qiáng)激光場(chǎng)相互作用，包括強(qiáng)激光場(chǎng)中高次諧波產(chǎn)生（HHG）、電子的高階閾值上電離（HATI）及雙（多）電子非序列電離（NSDI、NSMI）過(guò)程。 2。阿秒脈沖的產(chǎn)生和應(yīng)用。 3。利用強(qiáng)場(chǎng)重碰過(guò)程探測(cè)分子結(jié)構(gòu)及操控分子在場(chǎng)中的動(dòng)力學(xué)過(guò)程。 4。非重碰機(jī)制引起的強(qiáng)場(chǎng)效應(yīng)及強(qiáng)激光場(chǎng)中的相對(duì)論效應(yīng)。
獲得成果
（1）發(fā)展非微擾量子電動(dòng)力學(xué)理論,處理原子在強(qiáng)激光場(chǎng)中電子電離的重碰過(guò)程（re-collision processes）;建立了強(qiáng)場(chǎng)全量子理論與半經(jīng)典理論的對(duì)應(yīng)關(guān)系；研究分子在強(qiáng)激光場(chǎng)中動(dòng)力學(xué)過(guò)程，提出角度分辨的分子電離譜中量子相干條紋的產(chǎn)生機(jī)制，并預(yù)言在高頻激光場(chǎng)條件下能夠得到更清晰的分子結(jié)構(gòu)成像；建立原子非序列電離過(guò)程的（non-sequential double ionization）頻域理論。
（2）利用原子超精細(xì)計(jì)算方法，處理多電子原子和分子在強(qiáng)激光場(chǎng)中的動(dòng)力學(xué)過(guò)程�？疾煸蛹ぐl(fā)過(guò)程中的激光脈沖載波相位效應(yīng)(Carrier-envelope phase effect)，證明相鄰躍遷路徑的量子相干是造成激發(fā)態(tài)CEP效應(yīng)的原因。提出探測(cè)低頻長(zhǎng)脈沖激光載波相位方案。
（3）提出利用阿秒脈沖實(shí)現(xiàn)控制高次諧波產(chǎn)生的理論方案。發(fā)現(xiàn)利用超短脈沖產(chǎn)生的高次諧波譜可以探測(cè)電離電子波包的瞬間結(jié)構(gòu);并證明可以利用諧波譜直接探測(cè)里德堡態(tài)電子密度空間分布及波包動(dòng)力學(xué)相干過(guò)程.
（4）利用靜電場(chǎng)和雙色場(chǎng)及原子高里德堡態(tài)提高諧波產(chǎn)生效率。
（5）利用外場(chǎng)調(diào)控超短強(qiáng)激光場(chǎng)中原子非序列電離過(guò)程，首次提出u2018激光輔助碰撞電離u2019新機(jī)制，并解釋實(shí)驗(yàn)上離子動(dòng)量分布結(jié)果。
論文專利
[27] Jigen Chen, Yujun Yang, Jing Chen, Bingbing Wang*, Probing dynamic information and spatial structure of Rydberg wave packets by harmonic spectra in a few-cycle laser pulse, Phys. Rev.
[26] XiaoLei Hao and Jing Chen, WeiDong Li, Bingbing Wang, Xiaodong Wang, W. Becker, Quantum Effects in Double Ionization of Argon below the Threshold Intensity, Phys. Rev. Lett
[25] Kui Zhang, Jing Chen, Panming Fu, Zong-Chao Yan, and Bingbing Wang*, Terracelike structure in the above-threshold-ionization spectrum of an atom in an IR+XUV two-color laser field, Phys. Rev
[24] Shan-Shan Wei, Su-Yu Li, Fu-Ming Guo*, and Yu-Jun Yang*, and Bingbing Wang*, Dynamic stabilization of ionization for an atom irradiated by high-frequency laser pulses studied with the Bohmian-trajectory scheme, Phys. Rev
[23] Xi Zhao, Jing Chen, Panming Fu, Xueshen Liu, Zong-Chao Yan, and Bingbing Wanarrier-envelope-phase effect in a long laser pulse with tens of optical cycles, Phys. Rev
[22] Z. Zhen, D. Peng, X. Zhao, J. Chen, F. Guo, Y. Yang, P. Fu, Z.-C. Yan and B. Wang*, CEP effect on bound-bound transition in high frequency region, Phys. Rev
[21] J.-G. Chen, R. Wang, Z. Zhai, J. Chen, P. Fu, B. Wang*, Frequency-selected enhancement of high-order-harmonic generation by interference of degenerate Rydberg states in a few-cycle laser pulse, Phys. Rev
[20] B. Wang, Y. Guo, J. Chen, Z.-C. Yan and P. Fu, Frequency-domain theory of nonsequential double ionization in intense laser fields based on nonperturbative QED, Phys. Rev
[19] Z. Zhai, Q. Zhu, J. Chen, Z.-C. Yan, P. Fu and B. Wang*, High-order harmonic generation by a Rydberg atom in an ultrashort low-frequency laser pulse, Phys. Rev
[18] H. Li, J. Chen, H. Jiang, P. Fu, J. Liu, Q. Gong, Z.-C. Yan and B. Wang*, Resonance enhancement of nonsequential double ionization by a magnetic field, Phys. Rev
[17] D. Peng, B. Wu, P. Fu, B. Wang*, J. Gong and Z.-C. Yan, Sensitive frequency dependence of the carrier-envelope phase effect on bound-bound transitions: An interference perspective, Phys. Rev
[16] Z. Zhai, J. Chen, Z.-C. Yan, P. Fu and B. Wang*, Directly Probing Rydberg atomic wavefunction by high-order harmonic generation in an intense few-cycle laser pulse, Phys
[15] B. Wang*, Y. Guo*, B. Zhang, Z. Zhao, Z. u2013C. Yan and P. Fu, Charge distribution effect on imaging molecular structure by high-order above threshold ionization, Phys. Rev
[14] H. Kang, W. Quan, Y. Wang, Z. Lin, M. Wu, H. Liu, X. Liu*, B. Wang*, H. J. Liu, Y. Q. Gu, X. Y. Jia, J. Liu, J. Chen*, Y. Cheng, Structure effects in angle-resolved high-order above-threshold ionization of molecules, Phys. Rev. Lett
[13] Y. Guo P. Fu, Z. Yan, J. Gong and B. Wang*, Imaging the geometrical structure of the H2+ molecular ion by high-order above threshold ionization in an intense laser field, Phys. Rev
[12] J. Niu, R. Wang, B. Wang, L-A Wu and P. Fu, Six-wave mixing spectroscopy in a Doppler-broadened cascade four-level system, J. Phys
[11] H. Li, J. Chen, H. Jiang, P. Fu, J. Liu, Q. Gong, Z.-C. Yan and B. Wang*, Intensity dependence of non-sequential double ionization of helium in a few-cycle laser pulse, J. Phys
[10] B. Wang, J. Chen, X. L, J. Liu, Z-C Yan, and P. Fu, Attosecond pulse-controlled high-order harmonic generation in an ultrashort laser field, Phys
[9] H. Li, J. Chen, H. Jiang, P. Fu, J. Liu, Q. Gong, Z.-C. Yan and B. Wang*, Carrier-envelope phase dependence of non-sequential double ionization in few-cycle pulses, Optics Express
[8] H. Li, B. Wang*, J. Chen, H. Jiang, X. Li, J. Liu, Q. Gong, Z.-C. Yan and P. Fu, Effects of a static-electric field on non-sequential double ionization, Phys. Rev
[7] B. Wang, L. Gao, X. Li, D. Guo and P. Fu*, Frequency-domain theory of high-order above-threshold ionization based on nonperturbative quantum electrodynamics, Phys. Rev
[6] B. Wang, P. Fu, J. Liu, and B. Wu, Self-trapping of Bose-Einstein condensates in optical lattices, Phys. Rev
[5] B. Wang, T. Cheng, X. Li, P. Fu, S. Chen and J. Liu, Pulse-duration dependence of high-order harmonic generation with coherent superposition state, Phys. Rev
[4] P. Fu, B. Wang, X. Li, and L. Gao, Interrelation between high-order harmonic generation and above-threshold ionization, Phys. Rev
[3] B. Wang, X. Li, and P. Fu, Extension of the high-order-harmonic-generation cutoff frequency by two-color excitation, Phys. Rev
[2] B. Wang, X. Li, and P. Fu, Polarization effects in high-harmonic generation in the presence of static-electric field; Phys. Rev
[1] B. Wang, X. Li and P. Fu, The effects of static electric field on high-order harmonic generation; J. Phys
研究課題
1。原子和分子在強(qiáng)激光場(chǎng)中的高階閾值上電離及多電子非序列電離過(guò)程； 2。阿秒脈沖的產(chǎn)生和應(yīng)用； 3。利用超短脈沖激光探測(cè)分子結(jié)構(gòu)及操控分子電離和解離動(dòng)力學(xué)過(guò)程； 4。非重碰機(jī)制引起的強(qiáng)場(chǎng)效應(yīng)及強(qiáng)激光場(chǎng)中的相對(duì)論效應(yīng)； 5。發(fā)展原子物理超精細(xì)計(jì)算方法，研究強(qiáng)激光場(chǎng)中的少體動(dòng)力學(xué)過(guò)程。