Effect of structural disorder on the magnetic properties of GaMnAs epilayers (2008)
Penello, G. M., Rappoport, T. G., Sant'Anna, M. M., Pires, M. P., Liu, X., ...
We study the controlled introduction of defects in GaMnAs by irradiating the samples with energetic ion beams, which modify the magnetic properties of the DMS. The magnetic properties of the samples...
Textor, C., Schulz, M., Guibert, S., Kinne, S., Balkanski, Y., Bauer, S., ...
The effects of unified aerosol sources on global aerosol fields simulated by different models are examined in this paper. We compare results from two AeroCom experiments, one with different (ExpA)...
Schulz, M., Textor, C., Kinne, S., Balkanski, Y., Bauer, S., Berntsen, T., ...
Nine different global models with detailed aerosol modules have independently produced instantaneous direct radiative forcing due to anthropogenic aerosols. The anthropogenic impact is derived from...
Kinne, S., Schulz, M., Textor, C., Guibert, S., Balkanski, Y., Bauer, S. E., ...
The AeroCom exercise diagnoses multi-component aerosol modules in global modeling. In an initial assessment simulated global distributions for mass and mid-visible aerosol optical thickness (aot)...
Analysis and quantification of the diversities of aerosol life cycles within AeroCom (2008)
Textor, C., Schulz, M., Guibert, S., Kinne, S., Balkanski, Y., Bauer, S., ...
Simulation results of global aerosol models have been assembled in the framework of the AeroCom intercomparison exercise. In this paper, we analyze the life cycles of dust, sea salt, sulfate, black...
Textor, C., Schulz, M., Guibert, S., Kinne, S., Balkanski, Y., Bauer, S., ...
The effects of unified aerosol sources on global aerosol fields simulated by different models are examined in this paper. We compare results from two AeroCom experiments, one with different (ExpA)...
Schulz, M., Textor, C., Kinne, S., Balkanski, Y., Bauer, S., Berntsen, T., ...
Nine different global models with detailed aerosol modules have independently produced instantaneous direct radiative forcing due to anthropogenic aerosols. The anthropogenic impact is derived from...
Kinne, S., Schulz, M., Textor, C., Guibert, S., Balkanski, Y., Bauer, S. E., ...
The AeroCom exercise diagnoses multi-component aerosol modules in global modeling. In an initial assessment simulated global distributions for mass and mid-visible aerosol optical thickness (aot)...
Analysis and quantification of the diversities of aerosol life cycles within AeroCom (2008)
Textor, C., Schulz, M., Guibert, S., Kinne, S., Balkanski, Y., Bauer, S., ...
Simulation results of global aerosol models have been assembled in the framework of the AeroCom intercomparison exercise. In this paper, we analyze the life cycles of dust, sea salt, sulfate, black...
Textor, C., Schulz, M., Guibert, S., Kinne, S., Balkanski, Y., Bauer, S., ...
The effects of unified aerosol sources on global aerosol fields simulated by different models are examined in this paper. We compare results from two AeroCom experiments, one with different (ExpA)...
Analysis and quantification of the diversities of aerosol life cycles within AeroCom (2008)
Textor, C., Schulz, M., Guibert, S., Kinne, S., Balkanski, Y., Bauer, S., ...
Simulation results of global aerosol models have been assembled in the framework of the AeroCom intercomparison exercise. In this paper, we analyze the life cycles of dust, sea salt, sulfate, black...
Kinne, S., Schulz, M., Textor, C., Guibert, S., Balkanski, Y., Bauer, S. E., ...
The AeroCom exercise diagnoses multi-component aerosol modules in global modeling. In an initial assessment simulated global distributions for mass and mid-visible aerosol optical thickness (aot)...
Schulz, M., Textor, C., Kinne, S., Balkanski, Y., Bauer, S., Berntsen, T., ...
Nine different global models with detailed aerosol modules have independently produced instantaneous direct radiative forcing due to anthropogenic aerosols. The anthropogenic impact is derived from...
Textor, C., Schulz, M., Guibert, S., Kinne, S., Balkanski, Y., Bauer, S., ...
The effects of unified aerosol sources on global aerosol fields simulated by different models are examined in this paper. We compare results from two AeroCom experiments, one with different (ExpA)...
Analysis and quantification of the diversities of aerosol life cycles within AeroCom (2008)
Textor, C., Schulz, M., Guibert, S., Kinne, S., Balkanski, Y., Bauer, S., ...
Simulation results of global aerosol models have been assembled in the framework of the AeroCom intercomparison exercise. In this paper, we analyze the life cycles of dust, sea salt, sulfate, black...
Kinne, S., Schulz, M., Textor, C., Guibert, S., Balkanski, Y., Bauer, S. E., ...
The AeroCom exercise diagnoses multi-component aerosol modules in global modeling. In an initial assessment simulated global distributions for mass and mid-visible aerosol optical thickness (aot)...
Schulz, M., Textor, C., Kinne, S., Balkanski, Y., Bauer, S., Berntsen, T., ...
Nine different global models with detailed aerosol modules have independently produced instantaneous direct radiative forcing due to anthropogenic aerosols. The anthropogenic impact is derived from...
Robust Ferromagnetic Spin State of Manganite/SrTiO3 Interfaces in (110) Orientation (2008)
Ma, J. X., Liu, X., Lin, T., Gao, G. Y., Wu, W. B., Li, X. G., ...
The interface spin state of a ferromagnet (FM) can deviate significantly from its bulk spin state. This effect can be strongly orientation-dependent especially in manganites. In La0.7Sr0.3MnO3/SrTiO3...
Chung, S. J., Lee, Sanghoon, Kirby, B. J., Borchers, J. A., Cho, Y. J., ...
We use neutron reflectometry to investigate the interlayer exchange coupling between Ga$_{0.97}$Mn$_{0.03}$As ferromagnetic semiconductor layers separated by non-magnetic Be-doped GaAs spacers....
Qie, X., Yu, Y., Liu, X., Guo, C., Wang, D., Watanabe, T., ...
Since the summer of 1996, scientists from China and Japan have conducted a joint observation of natural cloud-to-ground lightning discharges in the Zhongchuan area that is located close to...
Qie, X., Yu, Y., Liu, X., Guo, C., Wang, D., Watanabe, T., ...
Since the summer of 1996, scientists from China and Japan have conducted a joint observation of natural cloud-to-ground lightning discharges in the Zhongchuan area that is located close to...
Wehner, B., Birmili, W., Ditas, F., Wu, Z., Hu, M., Liu, X., ...
The Chinese capital Beijing is one of the global megacities where the effects of rapid economic growth have led to complex air pollution problems that are not well understood. In this study, ambient...
Wehner, B., Birmili, W., Ditas, F., Wu, Z., Hu, M., Liu, X., ...
The Chinese capital Beijing is one of the global megacities where the effects of rapid economic growth have led to complex air pollution problems that are not well understood. In this study, ambient...
Kaminski, J. W., Neary, L., Struzewska, J., Mcconnell, J. C., Lupu, A., Jarosz, J., ...
Tropospheric chemistry and air quality processes were implemented on-line in the Global Environmental Multiscale model. The integrated model, GEM-AQ, has been developed as a platform to investigate...
Liu, X., Chance, K., Sioris, C. E., Kurosu, T. P.
We investigate the effect of using three different cross section data sets on ozone profile retrievals from Global Ozone Monitoring Experiment (GOME) ultraviolet measurements (289?307 nm, 326?337...
Global 2-D intercomparison of sectional and modal aerosol modules (2008)
Weisenstein, D. K., Penner, J. E., Herzog, M., Liu, X.
We present an intercomparison of two aerosol modules, one sectional, one modal, in a global 2-D model in order to differentiate their behavior for tropospheric and stratospheric applications. We...
Remote sensed and in situ constraints on processes affecting tropical tropospheric ozone (2008)
Sauvage, B., Martin, R. V., Van Donkelaar, A., Liu, X., Chance, K., Jaeglé, L., ...
We use a global chemical transport model (GEOS-Chem) to evaluate the consistency of satellite measurements of lightning flashes and ozone precursors with in situ measurements of tropical tropospheric...
Improved ozone profile retrievals from GOME data with degradation correction in reflectance (2008)
Liu, X., Chance, K., Kurosu, T. P.
We present a simple method to perform degradation correction to Global Ozone Monitoring Experiment (GOME) reflectance spectra by comparing the average reflectance for 60° N?60° S with that at the...
Tropical tropospheric ozone derived using Clear-Cloudy Pairs (CCP) of TOMS measurements (2008)
Newchurch, M. J., Sun, D., Kim, J. H., Liu, X.
Using TOMS total-ozone measurements over high-altitude cloud locations and nearby paired clear locations, we describe the Clear-Cloudy Pairs (CCP) method for deriving tropical tropospheric ozone. The...
Occurrence of ozone anomalies over cloudy areas in TOMS version-7 level-2 data (2008)
Liu, X., Newchurch, M. J., Kim, J. H.
This study investigates anomalous ozone distributions over cloudy areas in Nimbus-7 (N7) and Earth-Probe (EP) TOMS version-7 data and analyzes the causes for ozone anomaly formation. A 5°-longitude...
Kaminski, J. W., Neary, L., Struzewska, J., Mcconnell, J. C., Lupu, A., Jarosz, J., ...
Tropospheric chemistry and air quality processes were implemented on-line in the Global Environmental Multiscale model. The integrated model, GEM-AQ, has been developed as a platform to investigate...
Liu, X., Chance, K., Sioris, C. E., Kurosu, T. P.
We investigate the effect of using three different cross section data sets on ozone profile retrievals from Global Ozone Monitoring Experiment (GOME) ultraviolet measurements (289?307 nm, 326?337...
Global 2-D intercomparison of sectional and modal aerosol modules (2008)
Weisenstein, D. K., Penner, J. E., Herzog, M., Liu, X.
We present an intercomparison of two aerosol modules, one sectional, one modal, in a global 2-D model in order to differentiate their behavior for tropospheric and stratospheric applications. We...
Remote sensed and in situ constraints on processes affecting tropical tropospheric ozone (2008)
Sauvage, B., Martin, R. V., Van Donkelaar, A., Liu, X., Chance, K., Jaeglé, L., ...
We use a global chemical transport model (GEOS-Chem) to evaluate the consistency of satellite measurements of lightning flashes and ozone precursors with in situ measurements of tropical tropospheric...
Improved ozone profile retrievals from GOME data with degradation correction in reflectance (2008)
Liu, X., Chance, K., Kurosu, T. P.
We present a simple method to perform degradation correction to Global Ozone Monitoring Experiment (GOME) reflectance spectra by comparing the average reflectance for 60° N?60° S with that at the...
Tropical tropospheric ozone derived using Clear-Cloudy Pairs (CCP) of TOMS measurements (2008)
Newchurch, M. J., Sun, D., Kim, J. H., Liu, X.
Using TOMS total-ozone measurements over high-altitude cloud locations and nearby paired clear locations, we describe the Clear-Cloudy Pairs (CCP) method for deriving tropical tropospheric ozone. The...
Occurrence of ozone anomalies over cloudy areas in TOMS version-7 level-2 data (2008)
Liu, X., Newchurch, M. J., Kim, J. H.
This study investigates anomalous ozone distributions over cloudy areas in Nimbus-7 (N7) and Earth-Probe (EP) TOMS version-7 data and analyzes the causes for ozone anomaly formation. A 5°-longitude...
Comparison of data-driven methods for downscaling ensemble weather forecasts (2008)
Liu, X., Coulibaly, P., Evora, N.
This study investigates dynamically different data-driven methods, specifically a statistical downscaling model (SDSM), a time lagged feedforward neural network (TLFN), and an evolutionary polynomial...
Comparison of data-driven methods for downscaling ensemble weather forecasts (2008)
Liu, X., Coulibaly, P., Evora, N.
This study investigates dynamically different data-driven methods, specifically a statistical downscaling model (SDSM), a time lagged feedforward neural network (TLFN), and an evolutionary polynomial...
Liu, X., Chance, K., Sioris, C. E., Kurosu, T. P.
We investigate the effect of using three different cross section data sets on ozone profile retrievals from Global Ozone Monitoring Experiment (GOME) ultraviolet measurements (289?307 nm, 326?337...
Global 2-D intercomparison of sectional and modal aerosol modules (2008)
Weisenstein, D. K., Penner, J. E., Herzog, M., Liu, X.
We present an intercomparison of several aerosol modules, sectional and modal, in a global 2-D model in order to differentiate their behavior for tropospheric and stratospheric applications. We model...
Improved ozone profile retrievals from GOME data with degradation correction in reflectance (2008)
Liu, X., Chance, K., Kurosu, T. P.
We present a simple method to perform degradation correction to Global Ozone Monitoring Experiment (GOME) reflectance spectra by comparing the average reflectance for 60° N?60° S with that at the...
Remote sensed and in situ constraints on processes affecting tropical tropospheric ozone (2008)
Sauvage, B., Martin, R. V., Van Donkelaar, A., Liu, X., Chance, K., Jaeglé, L., ...
We use a global chemical transport model (GEOS-Chem) to evaluate the consistency of satellite measurements of lightning flashes and ozone precursors with in situ measurements of tropical tropospheric...
Occurrence of ozone anomalies over cloudy areas in TOMS version-7 level-2 data (2008)
Liu, X., Newchurch, M. J., Kim, J. H.
This study investigates anomalous ozone distributions over cloudy areas in Nimbus-7 (N7) and Earth-Probe (EP) TOMS version-7 data and analyzes the causes for ozone anomaly formation. A 5°-longitude...
Tropical tropospheric ozone derived using Clear-Cloudy Pairs (CCP) of TOMS measurements (2008)
Newchurch, M. J., Sun, D., Kim, J. H., Liu, X.
Using TOMS total-ozone measurements over high-altitude cloud locations and nearby paired clear locations, we describe the Clear-Cloudy Pairs (CCP) method for deriving tropical tropospheric ozone. The...
Liu, X., Chance, K., Sioris, C. E., Kurosu, T. P.
We investigate the effect of using three different cross section data sets on ozone profile retrievals from Global Ozone Monitoring Experiment (GOME) ultraviolet measurements (289?307 nm, 326?337...
Global 2-D intercomparison of sectional and modal aerosol modules (2008)
Weisenstein, D. K., Penner, J. E., Herzog, M., Liu, X.
We present an intercomparison of several aerosol modules, sectional and modal, in a global 2-D model in order to differentiate their behavior for tropospheric and stratospheric applications. We model...
Improved ozone profile retrievals from GOME data with degradation correction in reflectance (2008)
Liu, X., Chance, K., Kurosu, T. P.
We present a simple method to perform degradation correction to Global Ozone Monitoring Experiment (GOME) reflectance spectra by comparing the average reflectance for 60° N?60° S with that at the...
Remote sensed and in situ constraints on processes affecting tropical tropospheric ozone (2008)
Sauvage, B., Martin, R. V., Van Donkelaar, A., Liu, X., Chance, K., Jaeglé, L., ...
We use a global chemical transport model (GEOS-Chem) to evaluate the consistency of satellite measurements of lightning flashes and ozone precursors with in situ measurements of tropical tropospheric...
Occurrence of ozone anomalies over cloudy areas in TOMS version-7 level-2 data (2008)
Liu, X., Newchurch, M. J., Kim, J. H.
This study investigates anomalous ozone distributions over cloudy areas in Nimbus-7 (N7) and Earth-Probe (EP) TOMS version-7 data and analyzes the causes for ozone anomaly formation. A 5°-longitude...
Tropical tropospheric ozone derived using Clear-Cloudy Pairs (CCP) of TOMS measurements (2008)
Newchurch, M. J., Sun, D., Kim, J. H., Liu, X.
Using TOMS total-ozone measurements over high-altitude cloud locations and nearby paired clear locations, we describe the Clear-Cloudy Pairs (CCP) method for deriving tropical tropospheric ozone. The...
Ultrafast Dynamics of Coherent Acoustic Phonons in the Ferromagnetic GaMnAs/GaAs System (2008)
Qi, J., Xu, Y., Steigerwald, A., Tolk, N., Liu, X., Furdyna, J. K., ...
We observed pronounced oscillations in the reflectivity curves of ferromagnetic Ga$_{1-x}$Mn$_x$As/GaAs heterostructures using pump-probe spectroscopy that are caused by coherent acoustic phonons...
Shaaran, T., Liu, X., Yang, W.
We address the influence of the orbital symmetry and of the molecular alignment with respect to the laser-field polarization on laser-induced nonsequential double ionization of diatomic molecules, in...
Patrangenaru, V., Liu, X., Sugathadasa, S.
In this article, for the first time, one develops a nonparametric methodology for an analysis of shapes of configurations of landmarks on real 3D objects from regular camera photographs, thus making...
GaMnAs-based hybrid multiferroic memory device (2008)
Overby, Mason, Chernyshov, Alexander, Rokhinson, Leonid P, Liu, X, Furdyna, J K
We report a nonvolatile hybrid multiferroic memory cell with electrostatic control of magnetization based on strain-coupled GaMnAs ferromagnetic semiconductor and a piezoelectric material. We use the...
Wang, J., Cotoros, I., Liu, X., Chovan, J., Furdyna, J. K., Perakis, I. E., ...
We report a femtosecond response in photoinduced magnetization rotation in the ferromagnetic semiconductor GaMnAs, which allows for detection of a four-state magnetic memory at the femtosecond time...
Observations of IntraDay Variable sources with the Effelsberg and Urumqi Radio Telescopes (2008)
Marchili, N., Krichbaum, T. P., Liu, X., Song, H. G., Gabányi, K. É., Fuhrmann, L., ...
A sample of classical IntraDay Variable (IDV) and IDV candidate sources has been monitored with the Urumqi 25m telescope and the Effelsberg 100m telescope. Aim of the project is to investigate the...
Localization of Inner-Shell Photoelectron Emission and Interatomic Coulombic Decay in Ne$_2$ (2008)
Kreidi, K., Jahnke, T., Weber, Th., Havermeier, T., Grisenti, R. E., Liu, X., ...
We used Cold Target Recoil Ion Momentum Spectroscopy (COLTRIMS) to investigate the decay of Ne$_2$ after K-shell photoionization. The breakup into Ne$^{1+}$ / Ne$^{2+}$ shows interatomic Coulombic...
Distribution of magnetic domain pinning fields in GaMnAs ferromagnetic films (2008)
Kim, Jungtaek, Shin, D. Y., Lee, Sanghoon, Liu, X., Furdyna, J. K.
Using the angular dependence of the planar Hall effect in GaMnAs ferromagnetic films, we were able to determine the distribution of magnetic domain pinning fields in this material. Interestingly,...
Bove, A., Altomare, F., Kundtz, N. B., Chang, Albert M., Cho, Y. J., Liu, X., ...
We report on the growth and characterization of a new Diluted Magnetic Semiconductor (DMS) heterostructure that presents a Two-Dimensional Electron Gas (2DEG) with a carrier density $n \sim 1.08...
Bove, A., Altomare, F., Kundtz, N. B., Chang, Albert M., Cho, Y. J., Liu, X., ...
We report the first evidence of electron-mediated ferromagnetism in a molecular-beam-epitaxy (MBE) grown $GaAs/Al_{0.3}Ga_{0.7}As$ heterostructure with Mn $\delta$-doping. The interaction between the...
GaMnAs-based hybrid multiferroic memory device (2008)
Overby, M., Chernyshov, A., Rokhinson, L. P., Liu, X., Furdyna, J. K.
We report a nonvolatile hybrid multiferroic memory cell with electrostatic control of magnetization based on strain-coupled GaMnAs ferromagnetic semiconductor and a piezoelectric material. We use the...
Precise bit-error-ratio (BER) analysis of an asynchronous QPSK-modulated direct-sequence code-division multiple-access system using random quaternary spreading sequences for transmission over...