Generation of dense, pulsed beams of refractory metal atoms using two-stage laser ablation

Kadar-Kallen, Michael A.; Bonin, Keith D.
March 1994
Applied Physics Letters;3/14/1994, Vol. 64 Issue 11, p1436
Academic Journal
Presents a technique for generating a dense, pulsed beam of refractory metal atoms using two-stage laser ablation. Peak ground-state number density of atomic uranium beam; Calculation for the polarizability of uranium; Production of atomic beams by backilluminating thick films of uranium.


Related Articles

  • Picosecond laser ablation of nickel-based superalloy C263. Semaltianos, N. G.; Perrie, W.; Cheng, J.; French, P.; Sharp, M.; Dearden, G.; Watkins, K. G. // Applied Physics A: Materials Science & Processing;Feb2010, Vol. 98 Issue 2, p345 

    Picosecond laser (10.4 ps, 1064 nm) ablation of the nickel-based superalloy C263 is investigated at different pulse repetition rates (5, 10, 20, and 50 kHz). The two ablation regimes corresponding to ablation dominated by the optical penetration depth at low fluences and of the electron thermal...

  • Femtosecond laser ablation characteristics of nickel-based superalloy C263. Semaltianos, N.; Perrie, W.; French, P.; Sharp, M.; Dearden, G.; Logothetidis, S.; Watkins, K. // Applied Physics A: Materials Science & Processing;Mar2009, Vol. 94 Issue 4, p999 

    Femtosecond laser (180 fs, 775 nm, 1 kHz) ablation characteristics of the nickel-based superalloy C263 are investigated. The single pulse ablation threshold is measured to be 0.26±0.03 J/cm2 and the incubation parameter ξ=0.72±0.03 by also measuring the dependence of ablation threshold...

  • Aluminum nitride. Preparation methods (Review). Elagin, A.; Beketov, A.; Baranov, M.; Shishkin, R. // Refractories & Industrial Ceramics;Mar2013, Vol. 53 Issue 6, p395 

    Russian and overseas sources published in the last twenty years for aluminum nitride preparation methods are studied. Both basic and relatively simple technology, as well as atypical innovative procedures, are analyzed, making it possible to form a complete picture of aluminum nitride...

  • Improved signal stability from a laser vaporization source with a liquid metal target. Neal, Colleen M.; Breaux, Gary A.; Cao, Baopeng; Starace, Anne K.; Jarrold, Martin F. // Review of Scientific Instruments;Jul2007, Vol. 78 Issue 7, p075108 

    The translating and rotating rod or disk of a conventional laser vaporization cluster source is replaced by a liquid metal target. The self-regenerating liquid surface prevents cavities from being bored into the sample by laser ablation. The laser beam strikes a near pristine surface with each...

  • Coupled wave analysis of anisotropic conical diffraction in doped... Yongyuan Jiang; Yan Li; Sun, Xiudong; Zhou, Zhongxiang; Xu, Kebin // Journal of Applied Physics;9/1/1997, Vol. 82 Issue 5, p2017 

    Studies three anisotropic diffraction cones in doped (K0.5Na0.5)02(Sr0.61Ba0.39)0.9Nb2O6 crystals with two extraordinary polarized incident beams where the c axis is parallel or perpendicular to the incident plane. Cross-diffraction process; Photorefractive multiwave interaction caused by the...

  • The HERMES internal polarized deuterium gas target. Henoch, Mark // AIP Conference Proceedings;2000, Vol. 549 Issue 1, p666 

    The HERMES experiment (HERa MEasurement of Spin) at DESY uses the HERA polarized lepton beato in combination with the polarized internal target technique in order to determine the spin dependent structure functions of the proton and neutron via deep-inelastic scattering. The HERMES target...

  • Free-space transient magneto-optic sampling. Riordan, J.A.; Sun, F.G. // Applied Physics Letters;9/15/1997, Vol. 71 Issue 11, p1452 

    Examines the free-space magneto-optic sampling system to measure the transient magnetic component of a freely propagating terahertz (THz) beam. Difference between magneto-optic sampling geometry and electro-optic sampling geometry; Use of free-space magneto-optic sampling technique; Waveform of...

  • The Bochum Polarized Target. Reicherz, G.; Goertz, S.; Harmsen, J.; Heckmann, J.; Meier, A.; Meyer, W.; Radtke, E. // AIP Conference Proceedings;2001, Vol. 570 Issue 1, p896 

    Our group is constructing a polarized deuteron target system for a measurement of &Drarr;(↘p)T reaction at low energies. If we assume that the incident energy of deuteron beam is 20 MeV, and its intensity is 1 nA, required specifications to the target system are the polarization is larger...

  • Recent beam development for nuclear science at the MIT-bates linear accelerator center. Wang, Fuhua; Farkhondeh, Manouchehr; Franklin, Wilbur A.; Jacobs, Kenneth D.; van der Laan, Jan B.; Tschalaer, Christoph; Zwart, G. Townsend // AIP Conference Proceedings;2002, Vol. 610 Issue 1, p1012 

    During the past two years, two sets of high priority nuclear physics experiments, SAMPLE, and part of the Out of Plane Spectrometer (OOPS) program have been completed at the MIT-Bates Laboratory. Good progress is also being made on the next major program, the Bates Large Acceptance Spectrometer...


Read the Article


Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics