scholarly journals Optical investigation to minimize the electron bunch arrival-time jitter between femtosecond laser pulses and electron bunches for laser-driven plasma wakefield accelerators

Author(s):  
Stefano Mattiello ◽  
Holger Schlarb ◽  
Andreas Penirschke
2007 ◽  
Vol 17 (03) ◽  
pp. 571-576
Author(s):  
A. GLADUN ◽  
V. LEIMAN ◽  
A. ARSENIN ◽  
O. MANNOUN ◽  
V. TARAKANOV

We present numerical investigation of anomalous internal photoelectric effect which is realized in thin film (< 100 nm) structures by surface plasmon (SP) excitation and its interaction with primary laser radiation. SP electric field gain and electron temperature in the SP field have been calculated.


2019 ◽  
Vol 127 (7) ◽  
pp. 25
Author(s):  
Б.Н. Миронов ◽  
С.А. Асеев ◽  
С.В. Чекалин ◽  
А.А. Ищенко ◽  
В.О. Компанец ◽  
...  

AbstractDirect methods of imaging of the substance that was excited by a femtosecond laser in the space–time continuum, which are based on the sensing of the sample by ultrashort electron bunches, strictly synchronized with femtosecond laser pulses, have been demonstrated. A number of experiments in the field of ultrafast electron microscopy and diffraction performed at the Institute of Spectroscopy of the Russian Academy of Sciences has been presented.


2003 ◽  
Vol 780 ◽  
Author(s):  
R. Houbertz ◽  
J. Schulz ◽  
L. Fröhlich ◽  
G. Domann ◽  
M. Popall ◽  
...  

AbstractReal 3-D sub-νm lithography was performed with two-photon polymerization (2PP) using inorganic-organic hybrid polymer (ORMOCER®) resins. The hybrid polymers were synthesized by hydrolysis/polycondensation reactions (modified sol-gel synthesis) which allows one to tailor their material properties towards the respective applications, i.e., dielectrics, optics or passivation. Due to their photosensitive organic functionalities, ORMOCER®s can be patterned by conventional photo-lithography as well as by femtosecond laser pulses at 780 nm. This results in polymerized (solid) structures where the non-polymerized parts can be removed by conventional developers.ORMOCER® structures as small as 200 nm or even below were generated by 2PP of the resins using femtosecond laser pulses. It is demonstrated that ORMOCER®s have the potential to be used in components or devices built up by nm-scale structures such as, e.g., photonic crystals. Aspects of the materials in conjunction to the applied technology are discussed.


Author(s):  
K. H. Leong ◽  
T. Y. Plew ◽  
R. L. Maynard ◽  
A. A. Said ◽  
L. A. Walker

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