[PDF] Top 20 Stable laser-produced quasimonoenergetic proton beams from interactive laser and target shaping

... protons/ions from laser-solid interaction have been proposed, e.g., target normal sheath acceleration (TNSA), radiation pressure acceleration (RPA), Coulomb explosion acceleration (CEA) [7], ... See full document

... The proton acceleration process typically takes place on a micrometre scale, which has excited many speculations about the potential applications of such compact laser driven particle ...greatly from ... See full document

... of proton beams produced through target normal sheath acceleration using flat target foils and changing the laser intensity distribution on the target front ...single ... See full document

... a produced using a double plasma ...our laser produced plasm a where we have a highly directional supersonic flow o f ...probe produced a double knee in the IV characteristic at a positive ... See full document

... the laser pulses, self- focussing due to the ponderomotive force has a finite response time as mentioned ...self-focussing. From Siegrist's results then we expect the first mechanism to predominate for very ... See full document

... experiment. From sample 1 to sample 5, with decreasing the laser fluence, the intensity of SPR peaks is ...that from sample 1 to 5 the number of Au NPs in the suspensions is ...1. From sam- ... See full document

... as laser engineered net shaping ...a laser power of up to 4 kW to fuse metal powders into three- dimensional structures layer by layer, guided by a CAD ... See full document

... based laser source to obtain the blue or ultraviolet light required to excite many of the more widely used ...vibration from air-cooled systems and water cooling for UV ...UV laser lines are not well ... See full document

... probe laser was passed) of the chopper cycle, counter A was enabled, and during the off phase (when the probe laser was blocked), counter B was ...subtracted from the contents of counter A, and the ... See full document

... particular proton energy due to the Bragg peak nature of proton absorption in ...subtracted from exposure ...of proton energies and the method of analysis is given by Schollmeier et al 11 ... See full document

... long-pulse laser with the backside of a planar Al ...the laser focal spot and decreases to zero on the axis (r = 0) and at large distances from the focal ...targetfront laser are focused into ... See full document

... observed from Figure 4, when compared directly with the plots at the same time iterations in Figure 2, where it can be seen that the naturally growing IAW’s previously seen on the RHS of the simulation box have ... See full document

... the shaping crystals, are shown to be 40 ps by using four shaping crystals ...five shaping crystals ...More shaping crystals [7] or longer input pulse duration [8] can be used to produce a ... See full document

... rage from 10 − 1 m 2 s − 3 to 10 − 10 m 2 s − 3 ; η = 10 − 3 is the Kolmogorov micro (inner scale); χ T is the rate of dissipation of mean square temperature taking value in the range from 10 − 4 K 2 s − 1 ... See full document

... Ultrashort laser pulses are generally preceded by prepulses which – in case of high main pulse intensities - may generate preplasmas on solid surfaces, thus making the initial conditions for the interactions ... See full document

... electron beams obtained from 3D PIC simulations for laser and plasma parameters that do not lead to the injection of background electrons inside the ...electron beams are not ...electron ... See full document

... a proton beam with equivalence to Refs. 1–7. A secondary LiF catcher target 共 ...The proton beam was diagnosed by using 25 ␮ m Cu targets without a LiF catcher ...The proton beam diagnostic ... See full document

... Experimental Set up Nano particles were prepared by ablation of a high purity silver bulk in distilled water, using the fundamental harmonic of Nd:YAG laser operating at 1064 nm with pul[r] ... See full document

... Sapphire laser — the critical density is signi fi cantly reduced, and a high-pressure gaseous target can be used to achieve an overdense ...the target compounds or mixtures, as well as their density ... See full document

... Ultrafast laser-driven proton radiography shows that a large amplitude (thousands of Tesla) magnetic field is generated at the rear of foil targets irradiated by high-intensity laser pulse 18 ... See full document