Search Results - "Kundys, D. O"

Light-induced size changes in BiFeO3 crystals by Kundys, B., Viret, M., Colson, D., Kundys, D. O.

“…In magnetoelectric compounds, magnetism and ferroelectricity are coupled. The observation of light-induced size changes in the room-temperature magnetoelectric…”
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All-optical switching in quantum cascade lasers by Zervos, C., Frogley, M. D., Phillips, C. C., Kundys, D. O., Wilson, L. R., Hopkinson, M., Skolnick, M. S.

“…The authors demonstrate the switching of the midinfrared output of a quantum cascade laser (QCL) using a near infrared control laser. The present, unoptimized,…”
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Control of the nonlinear carrier response time of AlGaAs photonic crystal waveguides by sample design by Murzyn, P., Garcia-Deniz, A. Z., Kundys, D. O., Fox, A. M., Wells, J.-P. R., Whittaker, D. M., Skolnick, M. S., Krauss, T. F., Roberts, J. S.

“…We have used reflection geometry pump-probe spectroscopy to investigate the free carrier response time of AlGaAs high refractive index contrast one-dimensional…”
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Light-induced size changes in BiFeO3 crystals by Kundys, B, Viret, M, Colson, D, Kundys, D. O

“…Nature Materials, 9, 803 (2010) Multifunctional oxides are promising materials because of their fundamental physical properties as well as their potential in…”
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Light-induced size changes in BiFeO 3 crystals by Kundys, B, Viret, M, Colson, D, Kundys, D. O

“…Multifunctional oxides are promising materials because of their fundamental physical properties as well as their potential in applications. Among these…”
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Ultrafast reflectivity modulation in AlGaAs/InAlGaAs multiple quantum well photonic crystal waveguides by Garcia-Deniz, A. Z, Murzyn, P, Fox, A. M, Kundys, D. O, Wells, J-P. R, Whittaker, D. M, Skolnick, M. S, Krauss, T. F, Roberts, J. S

“…Physical Review B 74, 165327 (2006) We report an ultrafast optical tuning of the reflectivity of AlGaAs/InAlGaAs multiple quantum well photonic crystal…”
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The dynamics of amplified spontaneous emission in CdSe/ZnSe quantum dots by Kundys, D. O, Murzyn, P, Wells, J. P. R, Tartakovskii, A. I, Skolnick, M. S, Dang, Le Si, Lutsenko, E. V, Tarasuk, N. P, Lyublinskaya, O. G, Toropov, A. A, Ivanov, S. V

“…Journal of Applied Physics 100, 123510 (2006) We have used the variable stripe technique and pump-probe spectroscopy to investigate both gain and the dynamics…”
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Resolution of Discrete Excited States in InGaN Multiple Quantum Wells using Degenerate Four Wave Mixing by Kundys, D. O, Wells, J. -P. R, Andreev, A. D, Hashemizadeh, S. A, Wang, T, Parbrook, P. J, Fox, A. M, Mowbray, D. J, Skolnick, M. S

“…Physical Review B 73, 165309 ?2006? We report on two pulse, degenerate four wave mixing (DFWM) measurements on shallow InGaN/GaN multi-quantum wells (MQWs)…”
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Coherent near-infrared wavelength conversion in semiconductor quantum cascade lasers by Zervos, C., Frogley, M. D., Phillips, C. C., Kundys, D. O., Wilson, L. R., Cockburn, J. W., Hopkinson, M., Skolnick, M. S.

“…A scheme for generating coherent "sidebands" on a near-infrared optical carrier beam is demonstrated experimentally, using a modified quantum cascade laser…”
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Light-induced size changes in BiFeO sub(3) crystals by Kundys, B, Viret, M, Colson, D, Kundys, DO

“…Multifunctional oxides are promising materials because of their fundamental physical properties as well as their potential in applications. Among these…”
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Use of Cross-Couplers to Decrease Size of UV Written Photonic Circuits by Kundys, D.O., Gates, J.C., Dasgupta, S., Gawith, C., Smith, P.

“…We demonstrate compact cross-couplers for fiber-pigtailed photonic circuitry produced by direct ultraviolet writing. A new design solution has been applied to…”
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Control of the nonlinear response time of AlGaAs photonic crystal waveguides by sample design by Murzyn, P., Garcia-Deniz, A.Z., Kundys, D.O., Fox, A.M., Wells, J.-P.R., Whittaker, D.M., Skolnick, M.S., Krauss, T.F., Roberts, J.S.

“…We demonstrate the picosecond switching in 1D AlGaAs photonic crystal waveguides. We show the decay times vary with the structure parameters demonstrating…”
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Ultrafast reflectivity modulation in Al x Ga 1 − x As ∕ In y Al x Ga 1 − x − y As multiple quantum well photonic crystal waveguides by Garcia-Déniz, A. Z., Murzyn, P., Fox, A. M., Kundys, D. O., Wells, J.-P. R., Whittaker, D. M., Skolnick, M. S., Krauss, T. F., Roberts, J. S.

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Resolution of discrete excited states in In x Ga 1 − x N multiple quantum wells using degenerate four-wave mixing by Kundys, D. O., Wells, J.-P. R., Andreev, A. D., Hashemizadeh, S. A., Wang, T., Parbrook, P. J., Fox, A. M., Mowbray, D. J., Skolnick, M. S.

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Liquid crystal based tunable WDM planar Bragg grating devices based on precision sawn groove substrates by Snow, B.D., Gates, J.C., Adikan, F.R.M., Gawith, C.B.E., Dyadyusha, A., Major, H.E., Kundys, D.O., Kaczmarek, M., Smith, P.G.R.

“…Current optical telecommunication systems employ dense wavelength division multiplexing (WDM) techniques to increase the data carrying capacity of fiber…”
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Compact coupler designs for quantum optical circuits produced by direct UV writing by Kundys, D.O., Gates, J.C., Gawith, C.B.E., Smith, B.J., Lundeen, J.S., Walmsley, I.A., Smith, P.G.R.

“…In this work, the fabrication of direct UV writing (DUVW) structures, compact couplers appropriate for quantum optical circuits is reported, and the use of…”
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In vacuo measurement of the sensitivity limit of planar Bragg sensors by Parker, R. M., Gates, J. C., Sessions, N. P., Kundys, D. O., Gawith, C. B. E., Grossel, M. C., Smith, P. G. R.

“…We present the direct measurement and modeling of the sensitivity limit of an integrated refractive index sensor for the detection of molecular monolayers…”
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Optical differential pressure transducer using planar Bragg gratings in an etched membrane by Holmes, C., Gates, J.C., Kundys, D.O., Gawith, C.B.E., Sparrow, I.J.G., Emmerson, G.D., Smith, P.G.R.

“…Diaphragms are one of the most widely used and suitable mechanical structures for use as a pressure sensing element. Pressure applied to one (or both) side(s)…”
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