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permeability

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Published: 01 November 1995
Fig. 44 Initial permeability versus temperature curve for several different MnZn ferrites of varying permeabilities: A = 800, V = 1200, D = 2000, and G = 2300 More
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Published: 01 December 1998
Fig. 6 Initial permeability at 2 mT (20 G) for annealed Ni-Fe alloys More
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Published: 01 December 1998
Fig. 7 Relative initial permeability at 2 mT (20 G) for nickel-iron alloys given various heat treatments. Treatments were as follows: furnace cooled—1 h at 900 to 950 °C (1650 to 1740 °F), cooled at 100 °C/h (180 °F/h); baked—furnace cooled plus 20 h at 450 °C (840 °F); double treatment More
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Published: 01 December 1998
Fig. 9 Saturation induction and relative permeability versus coercivity for commercial available amorphous metals (AM) and crystalline soft ferromagnets. Permeabilities for amorphous metal depend on heat treatments and are indicated by shaded bars. More
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Published: 01 January 1994
Fig. 9 Effect of laser scribing on the core loss of a high-permeability grain-oriented electrical steel. Source: Ref 23 More
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Published: 01 January 1990
Fig. 13 Influence of cold work on the magnetic permeability of C17200 and selected other materials More
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Published: 01 January 1990
Fig. 6 Variations in the permeability index of P/M iron as a function of (a) sintering temperature, (b) duration of sintering, and (c) forming pressure. The magnetic permeability (for a constant magnetizing force) is shown as a percentage of the permeability of annealed, hot-rolled, low-carbon More
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Published: 01 January 1990
Fig. 12 Effect of nickel content on initial permeability, Curie temperature, and transformation in nickel-iron alloys More
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Published: 01 January 1990
Fig. 13 Relative initial permeability at 2 mT (20 G) for Ni-Fe alloys given various heat treatments. Treatments were as follows: furnace cooled—1 h at 900 to 950 °C (1650 to 1740 °F), cooled at 100 °C/h (180 °F/h); baked—furnace cooled plus 20 h at 450 °C (840 °F); double treatment—furnace More
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Published: 01 January 1990
Fig. 14 Progress in initial permeability values of commercial-grade nickel-iron alloys since early 1940s. Frequency, f , is 60 Hz. Thickness of annealed laminations was 0.36 mm (0.014 in.). More
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Published: 01 January 1990
Fig. 16 Effect of nickel content on the permeability-temperature characteristics of annealed nickel-iron temperature-compensator alloys at H of 3.7 kA · m −1 (46 Oe) More
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Published: 01 November 2010
Fig. 9 Relative magnetic permeability as a function of magnetic field intensity (range 100 to 1500 A/in., or 39 to 590 A/cm) and temperature (range 10 to 750 °C, or 50 to 1382 °F). Source: Ref 55 More
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Published: 01 January 1990
Fig. 7 Direct current magnetization and intrinsic permeability curves for annealed cobalt strip. Intrinsic permeability (μ i ) is the ratio of B to H . Source: Ref 45 More
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Published: 01 August 2013
Fig. 7 Magnetic permeability as a function of temperature and magnetic field intensity. Source: Ref 6 More
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Published: 01 January 2001
Fig. 7 Typical reinforcement in-plane permeability behavior. Source: Ref 8 More
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Published: 01 January 2001
Fig. 8 Permeability as predicted by the Carman-Kozeny model More
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Published: 31 August 2017
Fig. 10 Distribution after 100 s (sand permeability = 1 × 10 −7 N · s/m 4 ). (a) Temperature (°C). (b) Current local rate of gas generated ( w g is defined by Eq 9 ). (c) Average local gas concentration ( c g is defined by Eq 9 ) More
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Published: 31 August 2017
Fig. 11 Effect of sand permeability on emissions. (a) Total gas concentration in the mold ( c t ) as a function of time ( P is the permeability in N · s/m 4 ). (b) Total amount of gas produced ( w t ) as a function of time More
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Published: 30 September 2015
Fig. 11 Effect of carbon pickup on permeability. Source: Ref 13 More
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Published: 30 September 2015
Fig. 7 Schematic of gas permeability testing apparatus More