Supersymmetric Virial Expansion for Time-Reversal Invariant Disordered Systems (2009)
Kronmueller, S., Yevtushenko, O. M., Cuevas, E.
We develop a supersymmetric virial expansion for two point correlation functions of almost diagonal Gaussian Random Matrix Ensembles (ADRMT) of the orthogonal symmetry. These ensembles have multiple...
S. Basart, C. Pérez, E. Cuevas, J. M. Baldasano, G. P. Gobbi
We provide an atmospheric aerosol characterization for North Africa, Northeastern Atlantic, Mediterranean and Middle East based on the analysis of quality-assured direct-sun observations of 39...
S. Rodríguez, Y. González, E. Cuevas, R. Ramos, P. M. Romero, J. Abreu-Afonso, ...
This study investigates the processes and conditions favouring the formation of nanoparticles (diameter <10 nm) which are frequently observed on high mountains reaching the low free troposphere....
Schneider, M., Romero, P.M., Hase, F., Blumenstock, T., Cuevas, E., Ramos, R.
Amospheric Measurement Techniques Discussions, 2(2009) S.1625-62
S. Rodríguez, Y. González, E. Cuevas, R. Ramos, P. M. Romero, J. Abreu-Afonso, ...
This study investigates the processes and conditions favouring the formation of nanoparticles (diameter<10 nm) which are frequently observed on high mountains reaching the low free troposphere....
Schneider, M., Hase, F., Blumenstock, T., Redondas, A., Cuevas, E.
Ground-based FTIR measurements are an important component of the global atmospheric monitoring system. Their essential role in validating satellite measurements requires a precise documentation of...
Redondas, A., Torres, C., Meinander, O., Lakkala, K., García, R., Cuevas, E., ...
Three NILU-UV multichannel radiometers have been installed in 1999 at the Argentinian sites of Ushuaia (54S), Marambio (64S) and Belgrano-II (77S) in order to continuously monitor UV radiation,...
Comparison of ground-based Brewer and FTIR total O3 monitoring techniques (2008)
Schneider, M., Redondas, A., Hase, F., Guirado, C., Blumenstock, T., Cuevas, E.
We compare the currently most precise, ground-based total O3 measurement techniques: Brewer and FTIR. We give an overview of the similarities and the differences between the measurements and the...
Jorba, O., Marrero, C., Cuevas, E., Baldasano, J. M.
On 28?29 November 2005 an extratropical storm affected the Canary Islands causing significant damage related to high average wind speeds and intense gusts over some islands of the archipelago. Delta...
Gil, M., Yela, M., Gunn, L. N., Richter, A., Alonso, I., Chipperfield, M. P., ...
Daily NO2 vertical column density (VCD) has been routinely measured by zenith sky spectroscopy at the subtropical station of Izaña (28° N, 16° W) since 1993 in the framework of the Network for the...
Schneider, M., Hase, F., Blumenstock, T., Redondas, A., Cuevas, E.
Ground-based FTIR measurements are an important component of the global atmospheric monitoring system. Their essential role in validating satellite measurements requires a precise documentation of...
Redondas, A., Torres, C., Meinander, O., Lakkala, K., García, R., Cuevas, E., ...
Three NILU-UV multichannel radiometers have been installed in 1999 at the Argentinian sites of Ushuaia (54S), Marambio (64S) and Belgrano-II (77S) in order to continuously monitor UV radiation,...
Comparison of ground-based Brewer and FTIR total O3 monitoring techniques (2008)
Schneider, M., Redondas, A., Hase, F., Guirado, C., Blumenstock, T., Cuevas, E.
We compare the currently most precise, ground-based total O3 measurement techniques: Brewer and FTIR. We give an overview of the similarities and the differences between the measurements and the...
Jorba, O., Marrero, C., Cuevas, E., Baldasano, J. M.
On 28?29 November 2005 an extratropical storm affected the Canary Islands causing significant damage related to high average wind speeds and intense gusts over some islands of the archipelago. Delta...
Gil, M., Yela, M., Gunn, L. N., Richter, A., Alonso, I., Chipperfield, M. P., ...
Daily NO2 vertical column density (VCD) has been routinely measured by zenith sky spectroscopy at the subtropical station of Izaña (28° N, 16° W) since 1993 in the framework of the Network for the...
M. Gil, M. Yela, L. N. Gunn, A. Richter, I. Alonso, M. P. Chipperfield, ...
Daily NO<sub>2</sub> vertical column density (VCD) has been routinely measured by zenith sky spectroscopy at the subtropical station of Izaña (28° N, 16° W) since 1993 in the...
Comparison of ground-based Brewer and FTIR total column O<sub>3</sub> monitoring techniques (2008)
M. Schneider, A. Redondas, F. Hase, C. Guirado, T. Blumenstock, E. Cuevas
We compare the currently most precise, ground-based total O<sub>3</sub> measurement techniques: Brewer and FTIR. We give an overview of the similarities and the differences between the...
M. Schneider, F. Hase, T. Blumenstock, A. Redondas, E. Cuevas
Ground-based Fourier Transform Infra-Red (FTIR) measurements are an important component of the global atmospheric monitoring system. Their essential role in validating satellite measurements requires...
M. Gil, M. Yela, L. N. Gunn, A. Richter, I. Alonso, M. P. Chipperfield, ...
Daily NO2 vertical column density (VCD) has been routinely measured by zenith sky spectroscopy at the subtropical station of Izaña (28° N, 16° W) since 1993 in the framework of the Network...
M. Gil, M. Yela, L. N. Gunn, A. Richter, I. Alonso, M. P. Chipperfield, ...
Daily NO2 vertical column density (VCD) has been routinely measured by zenith sky spectroscopy at the subtropical station of Izaña (28° N, 16° W) since 1993 in the framework of the Network...
Comparison of ground-based Brewer and FTIR total column O3 monitoring techniques (2008)
M. Schneider, A. Redondas, F. Hase, C. Guirado, T. Blumenstock, E. Cuevas
We compare the currently most precise, ground-based total O3 measurement techniques: Brewer and FTIR. We give an overview of the similarities and the differences between the measurements and the...
M. Schneider, F. Hase, T. Blumenstock, A. Redondas, E. Cuevas
Ground-based Fourier Transform Infra-Red (FTIR) measurements are an important component of the global atmospheric monitoring system. Their essential role in validating satellite measurements requires...
Comparison of ground-based Brewer and FTIR total O<sub>3</sub> monitoring techniques (2008)
M. Schneider, A. Redondas, F. Hase, C. Guirado, T. Blumenstock, E. Cuevas
We compare the currently most precise, ground-based total O<sub>3</sub> measurement techniques: Brewer and FTIR. We give an overview of the similarities and the differences between the...
A. Redondas, C. Torres, O. Meinander, K. Lakkala, R. García, E. Cuevas, ...
Three NILU-UV multichannel radiometers have been installed in 1999 at the Argentinian sites of Ushuaia (54S), Marambio (64S) and Belgrano-II (77S) in order to continuously monitor UV radiation,...
M. Schneider, F. Hase, T. Blumenstock, A. Redondas, E. Cuevas
Ground-based FTIR measurements are an important component of the global atmospheric monitoring system. Their essential role in validating satellite measurements requires a precise documentation of...
Comparison of ground-based Brewer and FTIR total O3 monitoring techniques (2008)
M. Schneider, A. Redondas, F. Hase, C. Guirado, T. Blumenstock, E. Cuevas
We compare the currently most precise, ground-based total O3 measurement techniques: Brewer and FTIR. We give an overview of the similarities and the differences between the measurements and the...
M. Schneider, F. Hase, T. Blumenstock, A. Redondas, E. Cuevas
Ground-based FTIR measurements are an important component of the global atmospheric monitoring system. Their essential role in validating satellite measurements requires a precise documentation of...
Comparison of ground-based Brewer and FTIR total O§3 monitoring techniques. (2008)
Schneider, M., Redondas, A., Hase, F., Guirado, C., Blumenstock, T., Cuevas, E.
Atmospheric Chemistry and Physics, 8(2008) S.5535-50
Schneider, M., Hase, F., Blumenstock, T., Redondas, A., Cuevas, E.
Atmospheric Chemistry and Physics, 8(2008) S.5579-88
Tropospheric ozone changes deduced from surface and ozonesonde observations. (eingeladen) (2008)
Oltmans, S., Lefohn, A., Scheel, H.E., Brunke, E.G., Claude, H., Tarasick, D., ...
Quadrennial Ozone Symp.(QOS 2008), Tromsoe, N, June 29 - July 5, 2008
Two-eigenfunction correlation in a multifractal metal and insulator (2007)
We consider the correlation of two single-particle probability densities $|\Psi_{E}({\bf r})|^{2}$ at coinciding points ${\bf r}$ as a function of the energy separation $\omega=|E-E'|$ for disordered...
A trajectory-based estimate of the tropospheric ozone column using the residual method (2007)
Schoeberl, M.R., Ziemke, J.R., Bojkov, B., Livesey, N., Duncan, B., Strahan, S., ...
Gil, M., Yela, M., Gunn, L. N., Richter, A., Alonso, I., Chipperfield, M. P., ...
Daily NO2 vertical column density (VCD) has been routinely measured by zenith sky spectroscopy at the subtropical station of Izaña (28° N, 16° W) since 1993 in the framework of the Network for the...
Gil, M., Yela, M., Gunn, L. N., Richter, A., Alonso, I., Chipperfield, M. P., ...
Daily NO2 vertical column density (VCD) has been routinely measured by zenith sky spectroscopy at the subtropical station of Izaña (28° N, 16° W) since 1993 in the framework of the Network for the...
M. Gil, M. Yela, L. N. Gunn, A. Richter, I. Alonso, M. P. Chipperfield, ...
Daily NO2 vertical column density (VCD) has been routinely measured by zenith sky spectroscopy at the subtropical station of Izaña (28° N, 16° W) since 1993 in the framework of the...
Urban influences on the nitrogen cycle in Puerto Rico (2006)
Ortiz-Zayas, J. R., Cuevas, E., Mayol-Bracero, O. L., Donoso, L., Trebs, I., Figueroa-Nieves, D., ...
Gil, M., Lopez-Herreros, J.F., Chueca, S., Serrano, O., Alonso, S., Cuevas, E., ...
5.Asamblea Hispano-Portuguesa de Geodesia y Geofisica, Sevilla, E, 30 Enero - 3 Febrero, 2006
Long-term changes in tropospheric ozone. (2006)
Oltmans, S.J., Lefohn, A.S., Harris, J.M., Galbally, I., Scheel, H.E., Bodeker, G., ...
Atmospheric Environment, 40(2006) S.3156-73
M. Schneider, T. Blumenstock, M. P. Chipperfield, F. Hase, W. Kouker, T. Reddmann, ...
Within the framework of the NDSC (Network for the Detection of Stratospheric Change) ground-based FTIR solar absorption spectra have been routinely recorded at Izaña Observatory (28° N,...
Schneider, M., Blumenstock, T., Chipperfield, M. P., Hase, F., Kouker, W., Reddmann, T., ...
Within the framework of the NDSC (Network for the Detection of Stratospheric Change) ground-based FTIR solar absorption spectra have been routinely recorded at Izaña Observatory (28° N, 16° W) on...
Schneider, M., Blumenstock, T., Chipperfield, M. P., Hase, F., Kouker, W., Reddmann, T., ...
Within the framework of the NDSC (Network for the Detection of Stratospheric Change) ground-based FTIR solar absorption spectra have been routinely recorded at Izaña Observatory (28° N, 16° W) on...
Schneider, M., Blumenstock, T., Hase, F., Höpfner, M., Cuevas, E., Redondas, A., ...
Journal of Quantitative Spectroscopy and Radiative Transfer, 91(2005) S.245-74
Schneider, M., Blumenstock, T., Chipperfield, M.P., Hase, F., Kouker, W., Reddmann, T., ...
Atmospheric Chemistry and Physics, 5(2005) S.153-67
Trace gas profile retrievals from FTIR measurements at Izana observatory, Tenerife Island. (2005)
Schneider, M., Blumenstock, T., Hase, F., Kramer, I., Mikuteit, S., Fischer, H., ...
Network for the Detection of Stratospheric Change Steering Committee Meeting, Puerto de la Cruz, E, November 8-11, 2005
Critical properties in long-range hopping Hamiltonians (2004)
Some properties of $d$-dimensional disordered models with long-range random hopping amplitudes are investigated numerically at criticality. We concentrate on the correlation dimension $d_2$ (for...
Two-level correlation function of critical random-matrix ensembles (2004)
The two-level correlation function $R_{d,\beta}(s)$ of $d$-dimensional disordered models ($d=1$, 2, and 3) with long-range random-hopping amplitudes is investigated numerically at criticality. We...
Gil, M., Yela, M., Cuevas, E., Carreño, V.
A long-term program for NO2 column measurements started in 1993 at the subtropical Izaña Observatory (28° N, 16° W). Seasonal evolution shows a small day-to-day variability as compared with higher...
Schneider, M., Blumenstock, T., Chipperfield, M. P., Hase, F., Kouker, W., Reddmann, T., ...
Within the framework of the NDSC (Network for the Detection of Stratospheric Change) ground-based FTIR solar absorption spectra have been routinely recorded at Izaña Observatory (28° N, 16° W) on...
Gil, M., Yela, M., Cuevas, E., Carreño, V.
A long-term program for NO2 column measurements started in 1993 at the subtropical Izaña Observatory (28° N, 16° W). Seasonal evolution shows a small day-to-day variability as compared with higher...
Schneider, M., Blumenstock, T., Chipperfield, M. P., Hase, F., Kouker, W., Reddmann, T., ...
Within the framework of the NDSC (Network for the Detection of Stratospheric Change) ground-based FTIR solar absorption spectra have been routinely recorded at Izaña Observatory (28° N, 16° W) on...
M. Gil, M. Yela, E. Cuevas, V. Carreño
A long-term program for NO2 column measurements started in 1993 at the subtropical Izaña Observatory (28° N, 16° W). Seasonal evolution shows a small day-to-day variability as compared...
M. Schneider, T. Blumenstock, M. P. Chipperfield, F. Hase, W. Kouker, T. Reddmann, ...
Within the framework of the NDSC (Network for the Detection of Stratospheric Change) ground-based FTIR solar absorption spectra have been routinely recorded at Izaña Observatory (28° N,...
Blumenstock, T., Burrows, J.P., Clarmann, T.von, Cuevas, E., Fischer, H., Griesfeller, A., ...
Internat.Quadrennial Ozone Symp.(QOS 2004), Kos, GR, June 1-8, 2004
Blumenstock, T., Mikuteit, S., Griesfeller, A., Hase, F., Kopp, G., Kramer, I., ...
2nd Workshop on the Atmospheric Chemistry Validation of Envisat (ACVE-2), ESA/ESRIN, Frascati, I, May 3-7, 2004
Trends in tropospheric ozone. (2004)
Oltmans, S., Lefohn, A., Harris, J., Scheel, H.E., Brunke, E., Claude, H., ...
Climate Monitoring Diagnostics Laboratory Annual Meeting, Boulder, Colo., May 26-27, 2004
Schneider, M., Blumenstock, T., Chipperfield, M.P., Hase, F., Kouker, W., Reddmann, T., ...
Atmospheric Chemistry and Physics Discussions, 4(2004) S.5261-5301
Critical level spacing distribution in long-range hopping Hamiltonians (2003)
The nearest level spacing distribution $P_c(s)$ of $d$-dimensional disordered models ($d=1$ and 2) with long-range random hopping amplitudes is investigated numerically at criticality. We focus on...
Multifractality of Hamiltonians with power-law transfer terms (2003)
Finite-size effects in the generalized fractal dimensions $d_q$ are investigated numerically. We concentrate on a one-dimensional disordered model with long-range random hopping amplitudes in both...
Blumenstock, T., Griesfeller, A., Hase, F., Schneider, M., Fischer, H., Gil, M., ...
Envisat Validation Workshop, Frascati, I, December 9-13, 2002
$f(\alpha)$ Multifractal spectrum at strong and weak disorder (2002)
The system size dependence of the multifractal spectrum $f(\alpha)$ and its singularity strength $\alpha$ is investigated numerically. We focus on one-dimensional (1D) and 2D disordered systems with...
Critical generalized inverse participation ratio distributions (2002)
The system size dependence of the fluctuations in generalized inverse participation ratios (IPR's) $I_{\alpha}(q)$ at criticality is investigated numerically. The variances of the IPR logarithms are...
Fluctuations of the correlation dimension at metal-insulator transitions (2001)
Cuevas, E., Ortuno, M., Gasparian, V., Perez-Garrido, A.
We investigate numerically the inverse participation ratio, $P_2$, of the 3D Anderson model and of the power-law random banded matrix (PRBM) model at criticality. We found that the variance of $\ln...
Arctic ozone loss in threshold conditions: Match observations in 1997/1998 and 1998/1999 (2001)
Schulz, A., Rex, M., Harris, N. R. P., Braathen, G. O., Reimer, E., Alfier, R., ...
Sea-Land Total Ozone Differences from TOMS: GHOST Effect (2001)
Cuevas, E., Gil, M., Rodriguez, J., Navarro, M., Hoinka, K.P.
Blumenstock, T., Fischer, H., Hase, F., Hochschild, G., Kopp, G., Schneider, M., ...
1st ENVISAT Symp.on Atmospheric Chemistry Validation, Noordwjk, NL, May 16-18, 2001
Trace gas profiles from ground based FTIR observations: estimation of error budget. (2001)
Hase, F., Blumenstock, T., Höpfner, M., Schneider, M., Zimmermann, A., Yashcov, D., ...
Symp.of the Network for the Detection of Stratsopheric Change (NDSC), Arcachon, F, September 24-27, 2001
Anomalously large critical regions in power-law random matrix ensembles (2000)
Cuevas, E., Gasparian, V., Ortuno, M.
We investigate numerically the power-law random matrix ensembles. Wavefunctions are fractal up to a characteristic length whose logarithm diverges asymmetrically with different exponents, 1 in the...
Ozone loss rates determined with Match: Arctic winters 1997/98 and 1998/99 (2000)
Schulz, A., Rex, M., Harris, N. R. P., Braathen, G. O., Kyrö, E., Reimer, E., ...
Gil, M., Yela, M., Redondas, A., Carreno, V., Cuevas, E., Schneider, M., ...
2a Asamblea Hispano Portuguesa de Geodesia y Geofisica, Lagos, P, 8-12 Febrero, 2000
Ground-based FTIR measurements at Izana observatory on Tenerife in 1999. (2000)
Schneider, M., Bluenstock, T., Hase, F., Fischer, H., Höpfner, M., Thomas, P., ...
5th European Workshop on Stratospheric Ozone, St.Jean de Luz, F, September 27 - October 2, 1999
Numerical study of relaxation in electron glasses (1999)
Perez-Garrido, A., Ortuno, M., Diaz-Sanchez, A., Cuevas, E.
We perform a numerical simulation of energy relaxation in three-dimensional electron glasses in the strongly localized regime at finite temperatures. We consider systems with no interactions, with...
Critical spectral statistics in two-dimensional interacting disordered systems (1998)
The effect of Coulomb and short-range interactions on the spectral properties of two-dimensional disordered systems with two spinless fermions is investigated by numerical scaling techniques. The...
We show by a numerical procedure that a short-range interaction $u$ induces extended two-particle states in a two-dimensional random potential. Our procedure treats the interaction as a perturbation...
Trends of ozone in the troposphere (1998)
Oltmans, S.J., Lefohn, A.S., Scheel, H.E., Harris, J.M., Levy II, H., Galbally, I.E., ...
Using a set of selected surface ozone (nine stations) and ozone vertical profile measurements (from six stations), we have documented changes in tropospheric ozone at a number of locations. From two...
Mean Free Path and Energy Fluctuations in Quantum Chaotic Billiards (1997)
Louis, E., Cuevas, E., Verges, J. A., Ortuno, M.
The elastic mean free path of carriers in a recently introduced model of quantum chaotic billiards in two and three dimensions is calculated. The model incorporates surface roughness at a microscopic...
Traversal Time as a Function of the Size of the Wavepacket (1997)
Ruiz, J., Ortuño, M., Cuevas, E., Gasparian, V.
We calculate numerically the transmission coefficient and the traversal time for finite Gaussian wavepackets as a function of their widths. We consider electromagnetic waves crossing a slab and a...
Traversal Time as a Function of the Size of the Wavepacket (1997)
Ruiz, J., Ortuño, M., Cuevas, E., Gasparian, V.
We calculate numerically the transmission coefficient and the traversal time for finite Gaussian wavepackets as a function of their widths. We consider electromagnetic waves crossing a slab and a...
Traversal Time as a Function of the Size of the Wavepacket (1997)
Ruiz, J., Ortuño, M., Cuevas, E., Gasparian, V.
We calculate numerically the transmission coefficient and the traversal time for finite Gaussian wavepackets as a function of their widths. We consider electromagnetic waves crossing a slab and a...
A new model of quantum chaotic billiards: Spectral Statistics and Wavefunctions in 2D (1996)
Cuevas, E., Louis, E., Verges, J. A.
Quantum chaotic dynamics is obtained for a tight-binding model in which the energies of the atomic levels at the boundary sites are chosen at random. Results for the square lattice indicate that the...
Summer and spring ozone profiles over the North Atlantic from ozonesonde measurements (1996)
S. J. Oltmans, H. Levy Ii, J. M. Harris, J. T. Merrill, J. L. Moody, J. A. Lathrop, ...
Abstract. Ozone profiles obtained by near-daily ozonesonde observations during campaigns at several sites in the North Atlantic are used to construct time-height cross sections of ozone concentration...