1-20 of 300 Search Results for

passivity

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Image
Published: 01 July 2000
Fig. 7.33 (a) Schematic polarization curve for iron showing passivity (curve A), active corrosion (curve B), and for oxygen reduction (curve C). (b) Effective polarization curve (curve E) when pitting has activated 1% of the surface (Details can be found in text.) More
Image
Published: 01 December 2000
Fig. 13.2 Pourbaix diagram for titanium-water system showing areas of passivity and corrosion More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2000
DOI: 10.31399/asm.tb.fec.t65940183
EISBN: 978-1-62708-302-7
... Abstract This chapter discusses the complex polarization characteristics of active-passive metals and addresses related problems in interpreting their corrosion behavior. It begins by presenting several experimentally derived polarization curves for iron, comparing and contrasting them...
Image
Published: 01 July 2000
Fig. 7.73 Schematic representation of (a) passive film, (b) passive film rupture by stress-induced slip resulting in exposure of bare substrate, (c) crack initiation by anodic dissolution initiating crevice corrosion conditions before repassivation of exposed substrate, and (d) repassivation More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110269
EISBN: 978-1-62708-247-1
... Abstract This chapter provides a comprehensive overview over all phenomena related to Voltage Contrast (VC) mechanisms in SEM and FIB. The multiple advantages, possibilities, and limits of active and passive VC failure localization are systemized and discussed. The knowledge of all facts...
Image
Published: 01 December 2008
Fig. 5 Schematic of a passive anode polarization curve More
Image
Published: 01 December 2008
Fig. 2 Schematic illustration of polarization behavior for a passive alloy with and without pitting occurring More
Image
Published: 01 December 2008
Fig. 21 Schematic of a passive anode polarization curve More
Image
Published: 01 January 2000
Fig. 25 Anodic polarization curves for an active metal and an active-passive metal More
Image
Published: 01 October 2011
Fig. 15.6 Corrosion characteristics of an active-passive metal as a function of solution oxidizing power (electrode potential) More
Image
Published: 01 November 2019
Figure 56 Physical impact on the passivation layer of an ASIC. The impact caused a crater and several cracks in the proximity. A: Acoustic GHz-image with surface in focus. B: Defocused acoustic GHz-image. C: Scanning electron micrograph of a FIB-prepared cross section along the red marker More
Image
Published: 01 November 2019
Figure 13 10 keV image of circuit with glass passivation showing negative (bright) charging. Only the metal bond pads are grounded and thus charge-free. More
Image
Published: 01 November 2019
Figure 14 1.0 keV image of a circuit with glass passivation showing positive (dark) charging. Positive charging tends to be less severe than negative charging and the effects are more subtle. More
Image
Published: 01 August 2013
Fig. 12.8 Above a critical anode potential, certain materials become passive. Their corrosion rate drops abruptly. Note the current density is plotted on a logarithmic scale. More
Image
Published: 01 January 2000
Fig. 16 Danger of anodic protection when a protective (passive) film is not realized More
Image
Published: 01 January 2000
Fig. 22 Polarization behavior for a metal exhibiting active-passive anodic behavior. Source: ASTM Standard G 3 More
Image
Published: 01 July 2009
Fig. 25.1 Theoretical conditions of corrosion, immunity, and passivation of beryllium for the Be-H 2 O system at 25 °C. Passivation is obtained by the β-form of Be(OH) 2 . Source: Pourbaix 1966 More
Image
Published: 01 July 2009
Fig. 25.2 Theoretical conditions of corrosion, immunity, and passivation of beryllium at 25 °C (passivation by the hydroxide β-Be(OH) 2 ) More
Image
Published: 01 July 2009
Fig. 25.5 Corrosion characteristics of an active-passive metal as a function of solution oxidizing power (electrode potential). Source: Fontana 1986 More
Image
Published: 01 July 2009
Fig. 25.10 Passive current density as a function of pH for S-200F beryllium, exhibiting a minimum in the pH range between a pH of 7 and 9. Source: Hill et al. 1996 More