1887
banner image
No data available.
Please log in to see this content.
You have no subscription access to this content.
No metrics data to plot.
The attempt to load metrics for this article has failed.
The attempt to plot a graph for these metrics has failed.
Magnetic irreversibility and pinning force density in the Ti-V alloys
Rent:
Rent this article for
USD
10.1063/1.4802655
/content/aip/journal/jap/113/16/10.1063/1.4802655
http://aip.metastore.ingenta.com/content/aip/journal/jap/113/16/10.1063/1.4802655

Figures

Image of FIG. 1.
FIG. 1.

The XRD patterns of the as cast and annealed samples of the Ti60V40 and Ti70V30 alloys. The indices correspond to the main phase [body centered cubic (bcc) β phase structure].

Image of FIG. 2.
FIG. 2.

Micrographs obtained after doing optical metallography experiments on the annealed samples of Ti60V40 and Ti70V30 alloys. Scale: The width of the frame in panel (a) is 1140 μm; the width of the frame in each of the panels (b), (d), and (e) is 115 μm; and the width of the frame in panel (c) is 570 μm.

Image of FIG. 3.
FIG. 3.

Micrographs obtained after doing optical metallography experiments on the as cast Ti70V30 alloy. Scale: The width of the frames in panel is 230 μm. While (a) shows different grains in the sample, and (b) shows the area within one big grain.

Image of FIG. 4.
FIG. 4.

The low field (10 mT) temperature dependence of magnetization of the annealed Ti60V40 and Ti70V30 alloys showing the TC's of the alloys.

Image of FIG. 5.
FIG. 5.

(a) The isothermal field dependence of magnetization of the annealed Ti60V40 alloy measured at 2 and 5 K. (b) The upper critical field at 5 K. (c) The irreversibility field at 5 K. (d) Signature of peak effect at 6.15 K.

Image of FIG. 6.
FIG. 6.

The temperature dependences of the characteristic magnetic fields of the annealed Ti60V40 alloy.

Image of FIG. 7.
FIG. 7.

(a) The isothermal field dependence of magnetization of the annealed Ti70V30 alloy measured at 2, 4, and 5 K. (b) The temperature dependences of the characteristic magnetic fields of the annealed Ti70V30 alloy.

Image of FIG. 8.
FIG. 8.

(a) The isothermal field dependence of the critical current density of the annealed Ti60V40 alloy obtained from the magnetization experiments. The inset shows the same curves when the critical current density is plotted in log-scale. (b) The isothermal field dependence of pinning force density in the Ti60V40 alloy. (c) and (d) Reduced pinning force density as functions of reduced field.

Image of FIG. 9.
FIG. 9.

(a) The isothermal field dependence of the critical current density of the annealed Ti70V30 alloy obtained from the magnetization experiments. The inset shows the same curves when the critical current density is plotted in log-scale. (b) The isothermal field dependence of pinning force density in the Ti70V30 alloy. (c) Reduced pinning force density as functions of reduced field. The solid line represents the fitted curve [Eq. (3) ], and the symbols represent experimental data.

Image of FIG. 10.
FIG. 10.

(a) The isothermal field dependence of the critical current density of the as cast Ti70V30 alloy obtained from the magnetization experiments. (b) The isothermal field dependence of pinning force density in the same alloy.

Image of FIG. 11.
FIG. 11.

Analysis of the field dependence of the pinning force density in terms of the expressions due to Dew-Hughes 13 for different kinds of flux pinning mechanisms.

Image of FIG. 12.
FIG. 12.

Temperature dependence of critical current density in the annealed samples of Ti60V40 and Ti70V30 alloys. The points represent experimental data and the solid lines represent Eq. (4) .

Tables

Generic image for table
Table I.

Volume fraction and lattice parameters of different phases in the as cast and annealed samples of the Ti60V40 and Ti70V30 alloys, along with their critical temperatures.

Loading

Article metrics loading...

/content/aip/journal/jap/113/16/10.1063/1.4802655
2013-04-24
2014-04-17
Loading

Full text loading...

This is a required field
Please enter a valid email address
752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Magnetic irreversibility and pinning force density in the Ti-V alloys
http://aip.metastore.ingenta.com/content/aip/journal/jap/113/16/10.1063/1.4802655
10.1063/1.4802655
SEARCH_EXPAND_ITEM