By H. P. Bonzel, R. Denecke, W. Eck, A. Föhlisch, G. Held, W. Jaegermann, N. Martensson, T. Mayer, H. Over, H. P. Steinrück
Surface technological know-how is known as a comparatively younger medical self-discipline, taken with the actual and chemical houses of phenomena on fresh and lined stable surfaces, studied lower than numerous stipulations. The adsorption of atoms and molecules on strong surfaces is, for instance, any such , attached with kind of drastic alterations of all floor houses. An adsorption occasion is often saw in nature and located to be of technical significance in lots of commercial procedures. therefore, floor technological know-how is interdisciplinary by means of its very nature, and as such a major middleman among basic and utilized research.
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Extra resources for Adsorbed Layers on surfaces
Beam (RT) KW Mol. 2 Adsorption of C, N, and O on metal surfaces [Ref. p. 2 The heat of adsorption of chemisorbed nitrogen overlayers on metal surfaces Table 10. Heat of Adsorption. 42 ML 88 Remarks/Method Ref. 0 TDS, desorption at 580 K, isothermal desorption: νd = 2×107 s-1 νd = 2×108 s-1 νd = 2×108 - 2×1010 s-1 TDS, νd =5×1011 s-1 TDS, νd = 1011 s-1 TDS, νd = 107 s-1 TDS, νd = 107 s-1 87H1 87G1 92C1 93K1 92L1 98S6 93B3 97J1 97J1 97J1 Re(0001) 487 Ru(10 1 0) 120 TDS Ru(0001) TDS TDS TDS initial 184 190 112-120 575 poly-W initial 397 51B1 W(110) (2×2)N 648 71T1 poly-Ta 90H1 97D2 93S4 93R1 50B1 Landolt-Börnstein New Series III/42A4 Ref.
T. t. atomic oxygen (1×1)O (2×2)O (2×2)O (2×2)O low cov. single O (2×2)O low cov. t. O atom; energy diff. t. 25 - 1ML Al(100) Au(111) initial (2×2)O Cu(110) initial (2×1)O single O (2×2)O (2×2)O initial Cu(111) Cu(100) Fe(100) Mg(0001) Mo(110) Nb(110) Ni(111) Ni(100) Pd(110)(1×2) Pd(111) Pd(100) Pt(111) 98D3/cluster 00H1/DFT Landolt-Börnstein New Series III/42A4 Ref. p. 5 eV 97G1/DFT-GGA Rh(110) Rh(111) Rh(100) Ru(10 1 0) Ru(0001) Tc(110) V(100) Zr(0001) c(2×2)O (2×1)O (1×1)O (2×2)O 97S6/DFT 98L1, 99G1, 0H1/DFT 98C1/cluster 98L1/99H1 (DFT) 98S1/DFT 96S2, 00H1/DFT 00H1/theory 01K1/DFT 01K1/DFT 96Y1/01J1/DFT 96Y1/01J1/DFT 00H1/DFT Remarks: a) Cluster Calculations produce less reliable values for O-metal binding energies than slab calculations.
P. 3 Oxygen-metal bond strength (ab initio calculations) Table 3. The O-metal bond strength as computed by ab-initio calculations. t. t. t. t. atomic oxygen (1×1)O (2×2)O (2×2)O (2×2)O low cov. single O (2×2)O low cov. t. O atom; energy diff. t. 25 - 1ML Al(100) Au(111) initial (2×2)O Cu(110) initial (2×1)O single O (2×2)O (2×2)O initial Cu(111) Cu(100) Fe(100) Mg(0001) Mo(110) Nb(110) Ni(111) Ni(100) Pd(110)(1×2) Pd(111) Pd(100) Pt(111) 98D3/cluster 00H1/DFT Landolt-Börnstein New Series III/42A4 Ref.