Search Results - "Pappert, A"

Navigating sex and sex roles: deciphering sex-biased gene expression in a species with sex-role reversal ( Syngnathus typhle ) by Pappert, Freya A, Dubin, Arseny, Torres, Guillermo G, Roth, Olivia

“…Sexual dimorphism, the divergence in morphological traits between males and females of the same species, is often accompanied by sex-biased gene expression…”
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Genetic variation in Pueraria lobata (Fabaceae), an introduced, clonal, invasive plant of the southeastern United States by Pappert, Rebecca A., Hamrick, J. L., Donovan, Lisa A.

“…Pueraria lobata (kudzu), a clonal, leguminous vine, is invading the southeastern United States at a rate of 50 000 ha per year. Genetic variability and clonal…”
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A pilot methodology study for the photographic assessment of post-inflammatory hyperpigmentation in patients treated with tretinoin by Rossi, AB, Leyden, JJ, Pappert, AS, Ramaswamy, A, Nkengne, A, Ramaswamy, R, Nighland, M

“…Background  Post‐inflammatory hyperpigmentation (PIH) is a common occurrence in patients with acne vulgaris, particularly in those with skin of colour. Aims  A…”
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Predawn Disequilibrium between Plant and Soil Water Potentials in Two Cold-Desert Shrubs by Donovan, L. A., D. J. Grisé, West, J. B., R. A. Pappert, N. N. Alder, Richards, J. H.

“…Classical water relations theory predicts that predawn plant water potential should be in equilibrium with soil water potential (soil Ψw) around roots, and…”
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Community Violence Exposure in University Students: A Replication and Extension by Scarpa, Angela, Fikretoglu, Deniz, Bowser, Felicia, Hurley, Jimmy D., Pappert, Caroline A., Romero, Nancy, Van Voorhees, Elizabeth

“…This study validates a survey for community violence exposure, provides details of exposure in young adults, and determines psychological effects. 518…”
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Ultrahigh-speed traveling-wave electroabsorption modulator-design and analysis by Li, G.L., Sun, C.K., Pappert, S.A., Chen, W.X., Yu, P.K.L.

“…Theoretical analysis and numerical calculations are presented for ultrahigh-speed (>50 GHz) traveling-wave electroabsorption modulators (TW-EAM's), including…”
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High-saturation high-speed traveling-wave InGaAsP-InP electroabsorption modulator by Li, G.L., Pappert, S.A., Mages, P., Sun, C.K., Chang, W.S.C., Yu, P.K.L.

“…High-saturation power traveling-wave electroabsorption modulators (TW-EAMs) with modulation bandwidth greater than 40 GHz have been demonstrated. Microwave…”
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Efficient microwave frequency conversion using photonic link signal mixing by Sun, C.K., Orazi, R.J., Pappert, S.A.

“…An efficient, high-dynamic range microwave mixer implemented using an analog fiber-optic link with an overdriven optical modulator to produce the local…”
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A photonic-link millimeter-wave mixer using cascaded optical modulators and harmonic carrier generation by Sun, C.K., Orazi, R.J., Pappert, S.A., Burns, W.K.

“…Efficient frequency conversion into and out of the millimeter wave frequency band has been demonstrated using photonic link signal mixing with cascaded optical…”
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Optoelectronic RF signal mixing using an electroabsorption waveguide as an integrated photodetector/mixer by Shin, D.S., Li, G.L., Sun, C.K., Pappert, S.A., Loi, K.K., Chang, W.S.C., Yu, P.K.L.

“…We demonstrate for the first time an electroabsorption (EA) waveguide utilized as an integrated photodetector/mixer for frequency conversion of radio frequency…”
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Invasive Trichophyton rubrum infection in the immunocompromised host: Report of three cases by Grossman, Marc E, Pappert, Amy S, Garzon, Maria C, Silvers, David N

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Combined Franz-Keldysh and quantum-confined Stark effect waveguide modulator for analog signal transmission by Welstand, R.B., Zhu, J.T., Chen, W.X., Clawson, A.R., Yu, P.K.L., Pappert, S.A.

“…A novel approach to the design of electroabsorption waveguide modulators for use in broadband, analog radio frequency (RF) links is presented. The approach…”
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Optical generation of microwave/millimeter-wave signals using two-section gain-coupled DFB lasers by Xinhong Wang, Weiming Mao, Al-Mumin, M., Pappert, S.A., Jin Hong, Guifang Li

“…We report the first analysis and experimental demonstration of tunable microwave/millimeter-wave signal generation in two-section gain-coupled…”
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Dual-function electroabsorption waveguide modulator/detector for optoelectronic transceiver applications by Welstand, R.B., Pappert, S.A., Sun, C.K., Zhu, J.T., Liu, Y.Z., Yu, P.K.L.

“…A Franz-Keldysh effect InGaAsP electroabsorption waveguide device is utilized as a high-frequency, high-linear dynamic range modulator and photodetector. The…”
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Enhanced linear dynamic range property of Franz-Keldysh effect waveguide modulator by Welstand, R.B., Sun, C.K., Pappert, S.A., Liu, Y.Z., Chen, J.M., Zhu, J.T., Kellner, A.L., Yu, P.K.L.

“…The spurious-free dynamic range (SFDR) of an InGaAsP-InP Franz-Keldysh effect (FKE) waveguide modulator is studied. Low-biasing the FKE modulator is shown to…”
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Enhancement in electroabsorption waveguide modulator slope efficiency at high optical power by Welstand, R.B., Pappert, S.A., Nichols, D.T., Lembo, L.J., Liu, Y.Z., Yu, P.K.L.

“…An increase in transfer curve slope efficiency for a Franz-Keldysh effect InGaAsP-InP electroabsorption waveguide modulator is observed as the incident optical…”
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Wide bandwidth traveling-wave InGaAsP/InP electroabsorption modulator for millimeter wave applications by Li, G.L., Pappert, S.A., Sun, C.K., Chang, W.S.C., Yu, P.K.L.

“…Traveling wave electroabsorption modulators (TW-EAMs) can provide large modulation bandwidth and high efficiency features for both analog and digital…”
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Congenital malalignment of the great toenails by Cohen, J L, Scher, R K, Pappert, A S

“…Congenital malalignment of the great toenails is a disorder in which malalignment of the nail matrix results in angular lateral nail plate growth. The…”
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Novel bias control of electroabsorption waveguide modulator by Li, G.L., Welstand, R.B., Chen, W.X., Zhu, J.T., Pappert, S.A., Sun, C.K., Liu, Y.Z., Yu, P.K.L.

“…A novel approach is proposed for controlling the bias of an electroabsorption waveguide modulator for maximum radio-frequency (RF) gain in analog fiber-optic…”
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Harmonic signals from electroabsorption modulators for bias control by Li, G.L., Liu, Y.Z., Welstand, R.B., Sun, C.K., Chen, W.X., Zhu, J.T., Pappert, S.A., Yu, P.K.L.

“…Harmonic signals reflected from electroabsorption modulators are measured and analyzed as a function of modulator bias. The second-harmonic signal exhibits a…”
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