Results 1 to 10 of about 46,635 (50)

Simultaneous realization of time and carrier-envelope phase synchronization for an ultra-intense few-cycle laser pulse coherent combining system

High Power Laser Science and Engineering
Coherent combining of several low-energy few-cycle beams offers a reliable and feasible approach to producing few-cycle laser pulses with energies exceeding the multi-joule level. However, time synchronization and carrier-envelope phase difference (ΔCEP)
Guoli Zhang, Xiao Liang, Hao Xue, Xinglong Xie, Ping Zhu, Fucai Ding, Meizhi Sun, Linjun Li, Rashid Ul Haq, Ailin Guo, Xiangbing Zhu, Jianqiang Zhu   +11 more
doaj   +1 more source

Spatial characterization of debris ejection from the interaction of a tightly focused PW-laser pulse with metal targets

High Power Laser Science and Engineering
We present a novel scheme for rapid quantitative analysis of debris generated during experiments with solid targets following relativistic laser–plasma interaction at high-power laser facilities.
I.-M. Vladisavlevici, C. Vlachos, J.-L. Dubois, D. Haddock, S. Astbury, A. Huerta, S. Agarwal, H. Ahmed, J. I. Apiñaniz, M. Cernaianu, M. Gugiu, M. Krupka, R. Lera, A. Morabito, D. Sangwan, D. Ursescu, A. Curcio, N. Fefeu, J. A. Pérez-Hernández, T. Vacek, P. Vicente, N. Woolsey, G. Gatti, M. D. Rodríguez-Frías, J. J. Santos, P. W. Bradford, M. Ehret   +26 more
doaj   +1 more source

Apollon Real-Time Adaptive Optics: astronomy-inspired wavefront stabilization in ultraintense lasers

High Power Laser Science and Engineering
Traditional wavefront control in high-energy, high-intensity laser systems usually lacks real-time capability, failing to address dynamic aberrations.
J. B. Ohland, N. Lebas, V. Deo, O. Guyon, F. Mathieu, P. Audebert, D. Papadopoulos   +6 more
doaj   +1 more source

Pointing stabilization of a 1 Hz high-power laser via machine learning

High Power Laser Science and Engineering
High-power lasers are vital for particle acceleration, imaging, fusion and materials processing, requiring precise control and high-energy delivery. Laser plasma accelerators (LPAs) demand laser positional stability at focus to ensure consistent electron
Alessio Amodio, Dan Wang, Curtis Berger, Hai-En Tsai, Samuel K. Barber, Jeroen van Tilborg, Alexander Picksley, Zachary Eisentraut, Neel Rajeshbhai Vora, Mahek Logantha, Qing Ji, Russell Wilcox, Qiang Du, Anthony Gonsalves   +13 more
doaj   +1 more source

2D material integrated photonics: Toward industrial manufacturing and commercialization

APL Photonics
On-chip integration of 2D materials with exceptional optical properties provides an attractive solution for next-generation photonic integrated circuits to address the limitations of conventional bulk integrated platforms.
Yuning Zhang, Jiayang Wu, Junkai Hu, Linnan Jia, Di Jin, Baohua Jia, Xiaoyong Hu, David J. Moss, Qihuang Gong   +8 more
doaj   +1 more source

Radiation-resilient InAs quantum dot lasers

APL Photonics
Displacement damage from particle radiation increases the threshold current of semiconductor lasers, impeding the deployment of photonic systems in harsh radiation environments. Replacing conventional quantum well (QW) gain regions with quantum dots (QDs)
Seth A. Fortuna, Eamonn T. Hughes, Weng W. Chow, Sadhvikas Addamane, Charles Alford, Gyorgy Vizkelethy, John E. Bowers, Erik J. Skogen   +7 more
doaj   +1 more source

Entanglement transfer during quantum frequency conversion in gas-filled hollow-core fibers

APL Photonics
Quantum transduction is essential for the future hybrid quantum networks, connecting devices across different spectral ranges. In this regard, molecular modulation in hollow-core fibers has proven to be exceptional for efficient and tunable frequency ...
Tasio Gonzalez-Raya, Arturo Mena, Miriam Lazo, Luca Leggio, David Novoa, Mikel Sanz   +5 more
doaj   +1 more source

Ultrafast dynamics in tailored VCSEL cavity geometry toward high-efficiency physical random number generation

APL Photonics
Ultrafast chaotic dynamics in lasers are essential for generating high-speed, high-entropy random signals, which is critical for advancing cryptography, secure communication, and emerging photonic technologies.
Hang Lu, Omar Alkhazragi, Heming Lin, Tien Khee Ng, Boon Ooi   +4 more
doaj   +1 more source

Ultrahigh-peak-power laser pulse compression by a double-smoothing grating compressor

High Power Laser Science and Engineering
Spatial intensity modulation in amplified laser beams, particularly hot spots, critically constrains attainable pulse peak power due to the damage threshold limitations of four-grating compressors.
Renjing Chen, Wenhai Liang, Yilin Xu, Shuman Du, Xiong Shen, Peng Wang, Jun Liu, Zhaoyang Li, Ruxin Li, Efim Khazanov   +9 more
doaj   +1 more source

Orbital angular momentum impact on light scattering by phonons tested experimentally

APL Photonics
Polarized Raman spectra of piezoelectric bismuth germanate single crystal were recorded using vortex light in order to verify the predicted symmetry selection rules for Raman scattering of photons with nonzero orbital angular momentum.
A. Pylypets, F. Borodavka, I. Rafalovskyi, I. Gregora, E. Buixaderas, P. Bohacek, J. Hlinka   +6 more
doaj   +1 more source