Search Results - "Brost, George A."

Sun-Tracking Microwave Radiometry: All-Weather Estimation of Atmospheric Path Attenuation at Ka -, V -, and W -Band by Marzano, Frank S., Mattioli, Vinia, Milani, Luca, Magde, Kevin M., Brost, George A.

“…Sun-tracking (ST) microwave radiometry is a ground-based technique where the Sun is used as a beacon source. The atmospheric antenna noise temperature is…”
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Retrieval of Sun Brightness Temperature and Precipitating Cloud Extinction Using Ground-Based Sun-Tracking Microwave Radiometry by Mattioli, Vinia, Milani, Luca, Magde, Kevin M., Brost, George A., Marzano, Frank S.

“…Sun-tracking (ST) microwave radiometry is a technique where the Sun is used as a microwave signal source and it is here rigorously summarized. The antenna…”
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Exploiting Tropospheric Measurements From Sun-Tracking Radiometer for Radiopropagation Models at Centimeter and Millimeter Wave by Biscarini, Marianna, Milani, Luca, Montopoli, Mario, De Sanctis, Klaide, Fabio, Saverio Di, Magde, Kevin M., Brost, George A., Marzano, Frank S.

“…The objective of this paper is to characterize the atmospheric radiometeorological parameters (optical thickness and brightness temperature) at centimeter and…”
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Radiation resistance of electro-optic polymer-based modulators by Taylor, Edward W., Nichter, James E., Nash, Fazio D., Haas, Franz, Szep, Attila A., Michalak, Richard J., Flusche, Brian M., Cook, Paul R., McEwen, Tom A., McKeon, Brian F., Payson, Paul M., Brost, George A., Pirich, Andrew R., Castaneda, Carlos, Tsap, Boris, Fetterman, Harold R.

“…Mach-Zehnder interferometric electro-optic polymer modulators composed of highly nonlinear phenyltetraene bridge-type chromophores within an amorphous…”
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High-speed AJL8/APC polymer modulator by Michalak, R.J., Ying-Hao Kuo, Nash, F.D., Szep, A., Caffey, J.R., Payson, P.M., Haas, F., McKeon, B.F., Cook, P.R., Brost, G.A., Jingdong Luo, Jen, A.K.-Y., Dalton, L.R., Steier, W.H.

“…High-speed polymer modulators were fabricated using low-V/sub /spl pi// AJL8 chromophore in amorphous polycarbonate, and highly calibrated frequency response…”
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Effect of electrode loss on the dynamic range of linearized directional coupler modulators by Brost, G.A., Michalak, R., Payson, P., Magde, K.

“…Numerical simulations were used to study the effect of electrode loss on the two-tone spur-free dynamic range (SFDR) of analog photonic links with linearized…”
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Validating weather-forecast-driven propagation models at millimeter waves using multisource ground-based radiometric data by Milani, Luca, Biscarini, Marianna, Fabio, Saverio Di, De Sanctis, Klaide, Montopoli, Mario, Magde, Kevin M., Brost, George A., Marzano, Frank S.

“…In this work, several sources are used to characterize, in both deterministic and statistical ways, the atmospheric propagation channel in terms of brightness…”
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Statistical characterization of slant-path atmospheric channels exploiting microwave Sun-tracking radiometer by Biscarini, Marianna, Milani, Luca, Montopoli, Mario, Sanctis, Klaide De, Di Fabio, Saverio, Magde, Kevin M., Brost, George A., Marzano, Frank S.

“…The objective of this work is to propose a model for the computation of the conditional probability distribution of the atmospheric attenuation and brightness…”
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Retrieval of precipitation extinction using ground-based sun-tracking millimeter-wave radiometry by Marzano, Frank S., Milani, Luca, Mattioli, Vinia, Magde, Kevin M., Brost, George A.

“…Sun-tracking millimeter-wave radiometry exploits the Sun as a beacon source by tracking it along its diurnal ecliptic. The atmospheric brightness temperature…”
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Enhancement of beam coupling in the near infrared for tin hypothiodiphosphate by Odoulov, Serguey G., Shumelyuk, Alexander N., Brost, George A., Magde, Kevin M.

“…By using the moving grating technique, without an applied electric field, it is possible to significantly increase the steady-state two-beam coupling gain in…”
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Observation of the photorefractive effect in vanadium-doped CdMnTe by Brost, George A., Magde, Kevin M., Trivedi, Sudhir

“…We report observations of the photorefractive effect in vanadium-doped Cd 0.55Mn 0.45Te. The photorefractive response was observed in the red and near…”
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On the mobility-lifetime product in GaAs determined by photorefractive measurements by Brost, George A., Magde, Kevin M.

“…We analyze the use of the photorefractive beam coupling gain as a function of grating period in determining the mobility-lifetime product of photoexcited…”
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MEASUREMENT OF THE THREE-PHOTON ABSORPTION CROSS SECTION IN POTASSIUM IODIDE AT 532 NM UTILIZING EXCITON RECOMBINATION LUMINESCENCE (LASER DAMAGE) by BROST, GEORGE A

“…The intrinsic recombination luminescence of the self-trapped exciton was utilized in the measurement of the three-photon absorption cross section in KI at 532…”
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