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Basic components of magrnetic recording tapes
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AC erasure curves aﬁer aﬂer ampliﬁer Amplitude mV anisotropy ﬁeld annealing applied ﬁeld Ba-Ferrite tape barium ferrite BFI0 bulk magnetic properties chromium dioxide DC erasure DC ﬁelds DC-erased signals demagnetizing ﬁeld easy axis effects erase ﬁelds erasure characteristics erasure data ﬁeld direction ﬁequency Figure ﬁom ﬁrst ﬂux frequency GPIO hard axis harmonics high coercivity tape IEEE IEEE Trans increasing induced longitudinal AC ﬁelds longitudinal erasure longitudinal ﬁelds Magn Magnetic Recording magnetocrystalline anisotropy magnetometer magnetostatic measured medium metal evaporated tape metal particle negative interactions noise power Normalized F1 OUTPUT panicles perpendicular signal component plotted in Fig positive interactions pre-magnetized samples pre-recorded PRINT pulse recorded signal recording media remanence coercivity remanent magnetization remanent signal saturation saturation magnetization shown in Fig signal erasability squareness ratio standard test signal SUBEND switching ﬁeld distributions tape media tape recorder temperatures torque unannealed vertical ﬁelds voltage