Search Results - "Fendrich, J A"

Experimental evidence for the vortex glass phase in untwinned, proton irradiated YBa2Cu3O7-delta by Petrean, A M, Paulius, L M, Kwok, W K, Fendrich, J A, Crabtree, G W

“…We report on magnetoresistance measurements of the effects of 9 MeV proton irradiation on a clean, untwinned single crystal of YBa2Cu3O7-delta. For the first…”
Get full text

Induced microwave absorption by magnetic modulation in untwinned and twinned YBaCuO crystals and its comparison with resistivity measurements by Shaltiel, D., Bezalel, M., Golosovsky, M., Kwok, W.K., Fendrich, J.A.

“…We studied the magnetic field modulated microwave absorption across T c for an untwinned and for a twinned YBa 2Cu 3O 7− δ crystal ( T c≅93 K) which were…”
Get full text

Time-dependent Ginzburg-Landau simulations of vortex guidance by twin boundaries by Crabtree, G.W., Leaf, G.K., Kaper, H.G., Vinokur, V.M., Koshelev, A.E., Braun, D.W., Levine, D.M., Kwok, W.K., Fendrich, J.A.

“…The driven motion of vortices in the presence of a planar defect is simulated by means of the time-dependent Ginzburg-Landau equations. Guided motion of the…”
Get full text

Peak effect as a precursor to vortex lattice melting in single crystal YBa2Cu3O7- delta by Kwok, WK, Fendrich, JA, van der Beek CJ, Crabtree, GW

Get full text

W-band InGaP/GaAs HBT MMIC frequency sources by Heins, M.S., Juneja, T., Fendrich, J.A., Mu, J., Scott, D., Yang, Q., Hattendorf, M., Stillman, G.E., Feng, M.

“…W-band frequency sources using InGaP/GaAs HBTs are compared. The first is a fundamental frequency oscillator that provides 93 mW output power at 73.5 GHz in a…”
Get full text

Vortex liquid state in an electron irradiated untwinned YBa2Cu3O7- delta crystal by Fendrich, JA, Kwok, WK, Giapintzakis, J, van der Beek CJ, Vinokur, VM, Fleshler, S, Welp, U, Viswanathan, HK, Crabtree, GW

Get full text

Static and Dynamic Vortex Phases in YBa2Cu3O7- delta by Fendrich, JA, Welp, U, Kwok, WK, Koshelev, AE, Crabtree, GW, Veal, BW

Get full text

Vortex shear modulus and lattice melting in twin boundary channels of YBa2Cu3O7- delta by Kwok, WK, Fendrich, JA, Vinokur, VM, Koshelev, AE, Crabtree, GW

Get full text

Nearly noise-free transistor operated in the 2–18 GHz range by Fendrich, J. A., Feng, M.

“…Temperature dependent measurements of the noise parameters of a pseudomorphic high electron mobility transistor show the minimum noise figure vanishes at low…”
Get full text

Temperature dependence of noise in a GaAs metal-semiconductor field effect transistor at microwave frequencies by Fendrich, J. A., Feng, M.

“…Measurements of the noise parameters of a GaAs metal-semiconductor field effect transistor (MESFET) show the minimum noise figure decreases exponentially into…”
Get full text

Dynamic instabilities in the vortex lattice of YBa2Cu3O7−δ by Kwok, W.K., Crabtree, G.W., Fendrich, J.A., Paulius, L.M.

Get full text

The equilibrium vortex melting transition in YBa2Cu3O7 by Crabtree, G.W, Welp, U, Kwok, W.K, Fendrich, J.A, Veal, B.W

“…The dynamic and thermodynamic experimental evidence supporting first order vortex melting in clean crystals of YBa2Cu3O7 is reviewed…”
Get full text

Amplification of the c-axis vortex correlation by twin-boundary pinning at the vortex liquid-solid phase transition by López, D, Righi, EF, Nieva, G, de la Cruz F, Kwok, WK, Fendrich, JA, Crabtree, GW, Paulius, L

Get full text

Static and dynamic vortex transitions in clean YBa sub(2)Cu sub(3)O sub(7) by Crabtree, G W, Kwok, W K, Welp, U, Fendrich, J A, Veal, B W

“…The evidence establishing first order melting of the vortex lattice in clean YBa sub(2)Cu sub(3)O sub(7)is reviewed. Dynamic transitions in the moving vortex…”
Get full text

Surface flux pinning in YBa2Cu3O7- delta by Flippen, RB, Askew, TR, Fendrich, JA, van der Beek CJ

Get full text

Real space transfer noise of GaAs p-HEMTs by Feng, M., Caruth, D., Hsia, S.K., Fendrich, J.A.

“…From the measured noise data in a GaAs p-HEMT over a 2-18 GHz frequency range, we have identified the magnitudes of the gate and drain noise sources in the…”
Get full text

Comparison of superconducting flux pinning due to ion irradiation and fishtail effects by Xu, M, Ostenson, JE, Finnemore, DK, Kramer, MJ, Fendrich, JA, Hettinger, JD, Welp, U, Crabtree, GW, Dabrowski, B, Zhang, K

Get full text

Experimental Evidence for the Vortex Glass Phase in Untwinned, Proton Irradiated YBa{sub 2}Cu{sub 3}O{sub 7-{delta}} by Petrean, A. M., Paulius, L. M., Kwok, W.-K., Fendrich, J. A., Crabtree, G. W.

“…We report on magnetoresistance measurements of the effects of 9 MeV proton irradiation on a clean, untwinned single crystal of YBa{sub 2}Cu {sub 3}O{sub…”
Get full text

Experimental Evidence for the Vortex Glass Phase in Untwinned, Proton Irradiated YBa 2 Cu 3 O 7 − δ by Petrean, A. M., Paulius, L. M., Kwok, W.-K., Fendrich, J. A., Crabtree, G. W.

Get full text

Experimental evidence for the vortex glass phase in untwinned, proton irradiated Yba{sub 2}Cu{sub 3}O{sub 7-8} by Petrean, A. M., Paulius, L. M., Kwok, W. K., Fendrich, J. A., Crabtree, G. W., Materials Science Division, Western Michigan Univ

“…We report on magnetoresistance measurements of the effects of 9 MeV proton irradiation on a clean, untwinned single crystal of YBa{sub 2}Cu{sub 3}O{sub…”
Get full text