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000139445 0247_ $$2doi$$a10.1103/PhysRevA.87.013402
000139445 0247_ $$2datacite_doi$$a10.3204/PHPPUBDB-23710
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000139445 041__ $$aEnglish
000139445 082__ $$a530
000139445 1001_ $$0P:(DE-HGF)0$$aPedersen, H. B.$$b0$$eCorresponding author
000139445 1101_ $$aDESY$$bExperiments with synchrotron radiation
000139445 245__ $$aPhotolysis of water-radical ions $\mathrm{H_2O^+}$ in the xuv: Fragmentation through dicationic states
000139445 260__ $$aCollege Park, Md.$$bAPS$$c2013
000139445 264_1 $$2Crossref$$3online$$bAmerican Physical Society (APS)$$c2013-01-02
000139445 264_1 $$2Crossref$$3print$$bAmerican Physical Society (APS)$$c2013-01-01
000139445 300__ $$a013402
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000139445 440_0 $$0PERI:(DE-600)1472694-4$$aPhys. Rev. A$$v87$$x0556-2791
000139445 500__ $$3POF3_Assignment on 2016-02-09
000139445 500__ $$3Converted on 2013-05-30 09:27
000139445 500__ $$3Converted on 2013-06-21 19:21
000139445 520__ $$aThe photofragmentation of the water cation $H_2O^+$ through dicationic states has been studied at 35.0 ± 0.2 nm (35.4 ± 0.3 eV) and 21.8 ± 0.2 nm (56.8 ± 0.5 eV) with a crossed ion-photon beams experiment at the free electron laser FLASH. The dissociation of the dications is found to be similar at the two wavelengths and to proceed into $O^0 + 2H^+$, $OH^+ + H^+$, and $O^+ + H_2^+$, with determined ratios $\sigma_{OH^+ + H^+}/\sigma_{O^+ + H_2^+}$= 4.2 ±0.3 and $\sigma_{OH^+ + H^+}/\sigma_{O^+ + 2H^+}$>0.7. The measured kinetic-energy releases for these processes are consistent with three-body breakup ($O^0+2H^+$) occurring mainly through the $2^3A''$ and $2^1A''$ states of $H_2O_2^+$ and two-body breakup ($OH^+ + H^+$) occurring through $X^3A''$, $1^3A′$, and $1^1A''$ states of $H_2O_2^+$, as predicted in a recent theoretical study [Gervais et al., J. Chem. Phys. 131, 024302 (2009)]. In addition to the kinetic-energy releases, we also report on fragment correlation in the three-body channel where the two protons carry the major part of the released momentum.
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000139445 693__ $$0EXP:(DE-H253)F-PG2-20150101$$1EXP:(DE-H253)FLASH-20150101$$6EXP:(DE-H253)F-PG2-20150101$$aFLASH$$fFLASH Beamline PG2$$x0
000139445 7001_ $$aDomesle, C.$$b1
000139445 7001_ $$aLammich, L.$$b2
000139445 7001_ $$aDziarzhytski, S.$$b3
000139445 7001_ $$aGuerassimova, N.$$b4
000139445 7001_ $$aTreusch, R.$$b5
000139445 7001_ $$aHarbo, L. S.$$b6
000139445 7001_ $$aHeber, O.$$b7
000139445 7001_ $$aJordon-Thaden, B.$$b8
000139445 7001_ $$aArion, T.$$b9
000139445 7001_ $$aFörstel, M.$$b10
000139445 7001_ $$aStier, M.$$b11
000139445 7001_ $$aHergenhahn, U.$$b12
000139445 7001_ $$aWolf, A.$$b13
000139445 77318 $$2Crossref$$3journal-article$$a10.1103/physreva.87.013402$$bAmerican Physical Society (APS)$$d2013-01-02$$n1$$p013402$$tPhysical Review A$$v87$$x1050-2947$$y2013
000139445 773__ $$0PERI:(DE-600)2844156-4$$a10.1103/PhysRevA.87.013402$$gVol. 87, p. 013402$$n1$$p013402$$q87<013402$$tPhysical review / A$$v87$$x1050-2947$$y2013
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000139445 9141_ $$y2013
000139445 9132_ $$0G:(DE-HGF)POF3-621$$1G:(DE-HGF)POF3-620$$2G:(DE-HGF)POF3-600$$9G:(DE-HGF)POF3-6211$$aDE-HGF$$bForschungsbereich Materie$$lVon Materie zu Materialien und Leben$$vIn-house research on the structure, dynamics and function of matter$$x0
000139445 9132_ $$0G:(DE-HGF)POF3-622$$1G:(DE-HGF)POF3-620$$2G:(DE-HGF)POF3-600$$9G:(DE-HGF)POF3-6G2$$aDE-HGF$$bForschungsbereich Materie$$lVon Materie zu Materialien und Leben$$vFacility topic: Research on Matter with Brilliant Light Sources$$x1
000139445 9131_ $$0G:(DE-HGF)POF2-54G16$$1G:(DE-HGF)POF2-540$$2G:(DE-HGF)POF2-500$$3G:(DE-HGF)POF2$$4G:(DE-HGF)POF$$9G:(DE-H253)POF2-PG2-20130405$$aDE-H253$$bStruktur der Materie$$lForschung mit Photonen, Neutronen, Ionen$$vFLASH$$x0
000139445 920__ $$k101
000139445 9201_ $$0I:(DE-H253)HASYLAB_-2012_-20130307$$kHASYLAB(-2012)$$lExperiments with synchrotron radiation$$x0
000139445 920_1 $$iExperiments with synchrotron radiation$$kHASYLAB
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