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THE ADSORPTION AND BONDING OF H2S ON THE α-FeOOH(110) SURFACE

SIMONETTI, S.; DAMIANI, D.; JUAN, A.; BRIZUELA, G. - In: Surface Review and Letters (SRL) 14 (2007) 02, pp. 209-217

. We have studied both the perpendicular and the parallel H2S molecular adsorption on the FeOOH(110) surface. We have … analyzed the adsorption configuration energies including rotation. The parallel species does not rotate during adsorption and …

Persistent link: https://www.econbiz.de/10004977526

COMPARATIVE STUDY ON THE IMMOBILIZATION OF LIPASE ON CHITOSAN GELS MODIFIED BY DIFFERENT HYDROPHOBIC GROUPS

DENG, HONG-TAO; LIN, YAN; WANG, JUAN-JUAN; LIU, ZHONG-YANG - In: Surface Review and Letters (SRL) 16 (2009) 02, pp. 323-327

adsorption on the nascent CS, propionyl-modified gels (PCS), stearyl-modified gels (SCS), and benzoyl-modified gels (BCS …), respectively. The adsorption capacity and activity of immobilized lipase were investigated. It was found that the surface … modification improved the adsorption capacity of lipase, and the activity retention of immobilized lipase increased from 52.34% for …

Persistent link: https://www.econbiz.de/10004996422

APPLICATION OF ESSENTIAL OIL OF ARTEMISIA HERBA ALBA AS GREEN CORROSION INHIBITOR FOR STEEL IN 0.5 M H2SO4

OUACHIKH, O.; BOUYANZER, A.; BOUKLAH, M.; DESJOBERT, J.-M. - In: Surface Review and Letters (SRL) 16 (2009) 01, pp. 49-54

inhibition efficiency of Arm oil increases with the rise of temperature. The adsorption isotherm of natural product on the steel …

Persistent link: https://www.econbiz.de/10004996428

BINDING ENERGIES FOR OXYGEN ON TRANSITION METAL SURFACES

PETROVA, N. V.; YAKOVKIN, I. N. - In: Surface Review and Letters (SRL) 16 (2009) 02, pp. 291-296

The binding energies and related energies of associative desorption for oxygen on close-packed (W(110), Mo(110), and Ru(0001)) and furrowed (W(112), Mo(112), and ${\rm Ru}(10\bar{1}0)$) surfaces have been calculated by DFT method with generalized gradient approximation for exchange-correlation...

Persistent link: https://www.econbiz.de/10004996445

PHOTOELECTRONIC INVESTIGATION OF Pd ELECTRON STRUCTURE TRANSFORMATION AT OXYGEN ADSORPTION

BELASH, V. P.; KLIMOVA, I. N.; MITROKHIN, Yu. S. - In: Surface Review and Letters (SRL) 12 (2005) 05, pp. 713-719

Oxygen adsorption on the surface of polycrystalline palladium has been studied by the photoelectron spectroscopy method … in a wide range of oxygen exposure and temperatures, starting with the earliest stages of adsorption to the formation of … states carried out by the TB-LMTO-ASA method, the attempt to elucidate the electronic mechanism of adsorption and oxidation …

Persistent link: https://www.econbiz.de/10005047075

ELECTRONIC PROPERTIES OF BARIUM ULTRATHIN LAYERS ON THE Ni(110) SURFACE

KAMARATOS, M.; VLACHOS, D.; FOULIAS, S. D. - In: Surface Review and Letters (SRL) 12 (2005) 05, pp. 721-725

In this paper, we study the adsorption of Ba on the Ni(110) surface at room temperature. The investigation takes place …

Persistent link: https://www.econbiz.de/10005047099

ADSORPTION KINETICS OF POTASSIUM ON SrTiO3(100)

MORI, E. E.; KAMARATOS, M. - In: Surface Review and Letters (SRL) 13 (2006) 05, pp. 681-686

In this paper, we study the kinetics of potassium adsorption on SrTiO3(100) surface at room temperature. The study took … coverage of 3.9 × 1014 at/cm2. During adsorption charge transfer from the K-4s to Ti-3d energy level has been observed. No K …

Persistent link: https://www.econbiz.de/10005047118

SURFACE PROPERTIES AND CATALYTIC PERFORMANCE OF ACTIVATED CARBON FIBERS SUPPORTED TiO2 PHOTOCATALYST

YANG, HUIFEN; FU, PINGFENG - In: Surface Review and Letters (SRL) 15 (2008) 04, pp. 337-344

Activated carbon fibers supported TiO2 photocatalyst (TiO2/ACF) in felt-form was successfully prepared with a dip-coating process using organic silicon modified acrylate copolymer as a binder followed by calcination at 500°C in a stream of Ar gas. The photocatalyst was characterized by SEM,...

Persistent link: https://www.econbiz.de/10005050568

FIRST PRINCIPLES CALCULATIONS OF ADSORPTION AND DIFFUSION OF Ba ON A RECONSTRUCTED Si(001) SURFACE

WANG, Z. G.; ZU, X. T. - In: Surface Review and Letters (SRL) 13 (2006) 04, pp. 365-368

Adsorption and diffusion of a Ba adatom on a reconstructed Si(001) surface were studied using first principles density …

Persistent link: https://www.econbiz.de/10005050596

GIBBS ADSORPTION ISOTHERM FOR CONCENTRATION AS VARIABLE

ZHANG, SHIMIN - In: Surface Review and Letters (SRL) 12 (2005) 03, pp. 379-389

Gibbs adsorption isotherm of the multicomponent system for concentration instead of chemical potential as independent … c_i^\beta$, Gibbs adsorption isotherm of component i can be expressed as $\Gamma_i^{(k)} = -(c …_i^\beta/RT)(\partial \gamma/\partial c_i^\beta)_{T,p,c_j^\beta}$ (the dividing surface is placed where the adsorption of component k is zero). The …

Persistent link: https://www.econbiz.de/10005050612