Search Results - "ALBRECHT, RACHEL"

WHERE ARE THE LIGHTNING HOTSPOTS ON EARTH? by Albrecht, Rachel I., Goodman, Steven J., Buechler, Dennis E., Blakeslee, Richard J., Christian, Hugh J.

“…Previous total lightning climatology studies using Tropical Rainfall Measuring Mission (TRMM) Lightning Imaging Sensor (LIS) observations were reported at…”
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Assessment of the total lightning flash rate density (FRD) in northeast Brazil (NEB) based on TRMM orbital data from 1998 to 2013 by de Abreu, Lizandro P., Gonçalves, Weber A., Mattos, Enrique V., Albrecht, Rachel I.

“…•The regions with highest FRD (> 34 flash km−2 year−1) are located in the states of Piauí, Maranhão and west of Bahia.•The FRD time series did not have a trend…”
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An initial assessment of the distribution of total Flash Rate Density (FRD) in Brazil from GOES-16 Geostationary Lightning Mapper (GLM) observations by Oda, Paula S.S., Enoré, Diego P., Mattos, Enrique V., Gonçalves, Weber A., Albrecht, Rachel I.

“…Brazil is one of the regions in the world where lightning most occurs. With the launch of the Geostationary Environmental Operational Satellite – 16 (GOES-16),…”
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Further evidence for CCN aerosol concentrations determining the height of warm rain and ice initiation in convective clouds over the Amazon basin by Braga, Ramon Campos, Rosenfeld, Daniel, Weigel, Ralf, Jurkat, Tina, Andreae, Meinrat O, Wendisch, Manfred, Pöschl, Ulrich, Voigt, Christiane, Mahnke, Christoph, Borrmann, Stephan, Albrecht, Rachel I, Molleker, Sergej, Vila, Daniel A, Machado, Luiz A. T, Grulich, Lucas

“…We have investigated how aerosols affect the height above cloud base of rain and ice hydrometeor initiation and the subsequent vertical evolution of cloud…”
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Lightning Characteristics Associated With Storm Modes Observed During RELAMPAGO by Rocque, Marquette N., Deierling, Wiebke, Rasmussen, Kristen L., Albrecht, Rachel I., Medina, Bruno L.

“…Global satellite studies show a maximum in deep convection and lightning downstream of the Andes in subtropical South America. The Remote sensing of…”
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Polarimetric radar characteristics of storms with and without lightning activity by Mattos, Enrique V., Machado, Luiz A. T., Williams, Earle R., Albrecht, Rachel I.

“…This paper analyzes the cloud microphysics in different layers of storms as a function of three‐dimensional total lightning density. A mobile X‐band…”
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Sensitivities of Amazonian clouds to aerosols and updraft speed by Cecchini, Micael A, Machado, Luiz A. T, Andreae, Meinrat O, Martin, Scot T, Albrecht, Rachel I, Artaxo, Paulo, Barbosa, Henrique M. J, Borrmann, Stephan, Fütterer, Daniel, Jurkat, Tina, Mahnke, Christoph, Minikin, Andreas, Molleker, Sergej, Pöhlker, Mira L, Pöschl, Ulrich, Rosenfeld, Daniel, Voigt, Christiane, Weinzierl, Bernadett, Wendisch, Manfred

“…The effects of aerosol particles and updraft speed on warm-phase cloud microphysical properties are studied in the Amazon region as part of the ACRIDICON-CHUVA…”
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Identification and quantification of giant bioaerosol particles over the Amazon rainforest by Barbosa, Cybelli G. G., Taylor, Philip E., Sá, Marta O., Teixeira, Paulo R., Souza, Rodrigo A. F., Albrecht, Rachel I., Barbosa, Henrique M. J., Sebben, Bruna, Manzi, Antônio O., Araújo, Alessandro C., Prass, Maria, Pöhlker, Christopher, Weber, Bettina, Andreae, Meinrat O., Godoi, Ricardo H. M.

“…Eukarya dominate the coarse primary biological aerosol (PBA) above the Amazon rainforest canopy, but their vertical profile and seasonality is currently…”
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Comparing parameterized versus measured microphysical properties of tropical convective cloud bases during the ACRIDICON–CHUVA campaign by Braga, Ramon Campos, Rosenfeld, Daniel, Weigel, Ralf, Jurkat, Tina, Andreae, Meinrat O, Wendisch, Manfred, Pöhlker, Mira L, Klimach, Thomas, Pöschl, Ulrich, Pöhlker, Christopher, Voigt, Christiane, Mahnke, Christoph, Borrmann, Stephan, Albrecht, Rachel I, Molleker, Sergej, Vila, Daniel A, Machado, Luiz A. T, Artaxo, Paulo

“…The objective of this study is to validate parameterizations that were recently developed for satellite retrievals of cloud condensation nuclei supersaturation…”
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Application of lightning to passive microwave convective and stratiform partitioning in passive microwave rainfall retrieval algorithm over land from TRMM by Wang, Nai-Yu, Gopalan, Kaushik, Albrecht, Rachel I.

“…This study analyzes relationships between lightning flash rate, radar reflectivity factor (reflectivity), and passive microwave brightness temperature (Tb) for…”
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Impacts of the Manaus pollution plume on the microphysical properties of Amazonian warm-phase clouds in the wet season by Cecchini, Micael A, Machado, Luiz A. T, Comstock, Jennifer M, Mei, Fan, Wang, Jian, Fan, Jiwen, Tomlinson, Jason M, Schmid, Beat, Albrecht, Rachel, Martin, Scot T, Artaxo, Paulo

“…The remote atmosphere over the Amazon can be similar to oceanic regions in terms of aerosol conditions and cloud type formations. This is especially true…”
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Lightning-generated NOx seen by the Ozone Monitoring Instrument during NASA's Tropical Composition, Cloud and Climate Coupling Experiment (TC4) by Bucsela, Eric J., Pickering, Kenneth E., Huntemann, Tabitha L., Cohen, Ronald C., Perring, Anne, Gleason, James F., Blakeslee, Richard J., Albrecht, Rachel I., Holzworth, Robert, Cipriani, James P., Vargas-Navarro, Dylana, Mora-Segura, Ileana, Pacheco-Hernández, Alexia, Laporte-Molina, Sadí

“…We present case studies identifying lightning‐generated upper tropospheric NOx (LNOx) observed during NASA's Tropical Composition, Cloud and Climate Coupling…”
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THE CHUVA PROJECT: How Does Convection Vary across Brazil? by Machado, Luiz A. T., Dias, Maria A. F. Silva, Morales, Carlos, Fisch, Gilberto, Vila, Daniel, Albrecht, Rachel, Goodman, Steven J., Calheiros, Alan J. P., Biscaro, Thiago, Kummerow, Christian, Cohen, Julia, Fitzjarrald, David, Nascimento, Ernani L., Sakamoto, Meiry S., Cunningham, Christopher, Chaboureau, Jean-Pierre, Petersen, Walter A., Adams, David K., Baldini, Luca, Angelis, Carlos F., Sapucci, Luiz F., Salio, Paola, Barbosa, Henrique M. J., Landulfo, Eduardo, Souza, Rodrigo A. F., Blakeslee, Richard J., Bailey, Jeffrey, Freitas, Saulo, Lima, Wagner F. A., Tokay, Ali

“…CHUVA, meaning “rain” in Portuguese, is the acronym for the Cloud Processes of the Main Precipitation Systems in Brazil: A Contribution to Cloud-Resolving…”
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Illustration of microphysical processes in Amazonian deep convective clouds in the gamma phase space: introduction and potential applications by Cecchini, Micael A, Machado, Luiz A. T, Wendisch, Manfred, Costa, Anja, Krämer, Martina, Andreae, Meinrat O, Afchine, Armin, Albrecht, Rachel I, Artaxo, Paulo, Borrmann, Stephan, Fütterer, Daniel, Klimach, Thomas, Mahnke, Christoph, Martin, Scot T, Minikin, Andreas, Molleker, Sergej, Pardo, Lianet H, Pöhlker, Christopher, Pöhlker, Mira L, Pöschl, Ulrich, Rosenfeld, Daniel, Weinzierl, Bernadett

“…The behavior of tropical clouds remains a major open scientific question, resulting in poor representation by models. One challenge is to realistically…”
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Radar, Lightning, and Synoptic Observations for a Thunderstorm on 7 January 2012 during the CHUVA-Vale Campaign by Ribeiro, João Gabriel Martins, Mattos, Enrique Vieira, Reboita, Michelle Simões, Enoré, Diego Pereira, da Costa, Izabelly Carvalho, Albrecht, Rachel Ifanger, Gonçalves, Weber Andrade, Oliveira, Rômulo Augusto Jucá

“…Thunderstorms can generate intense electrical activity, hail, and result in substantial economic and human losses. The development of very short-term…”
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Ensino de Geociências na universidade by UMBERTO G. CORDANI, MARCIA ERNESTO, MARIA ASSUNÇÃO F. DA SILVA DIAS, ELISABETE DE SANTIS B. G. SARAIVA, FERNANDO F. DE ALKMIM, CARLOS ALBERTO MENDONÇA, RACHEL ALBRECHT

“…RESUMO No Brasil colonial, apesar de intensa atividade mineira na busca de ouro e diamantes, não houve práticas geocientíficas relevantes. No século XIX…”
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New World Meteorological Organization Certified Megaflash Lightning Extremes for Flash Distance (709 km) and Duration (16.73 s) Recorded From Space by Peterson, Michael J., Lang, Timothy J., Bruning, Eric C., Albrecht, Rachel, Blakeslee, Richard J., Lyons, Walter A., Pédeboy, Stéphane, Rison, William, Zhang, Yijun, Brunet, Manola, Cerveny, Randall S.

“…Identification and validation of atmospheric extremes are essential to monitoring climate change, to addressing engineering and safety concerns, and to…”
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Aerosol characteristics and particle production in the upper troposphere over the Amazon Basin by Andreae, Meinrat O, Afchine, Armin, Albrecht, Rachel, Holanda, Bruna Amorim, Artaxo, Paulo, Barbosa, Henrique M. J, Borrmann, Stephan, Cecchini, Micael A, Costa, Anja, Dollner, Maximilian, Fütterer, Daniel, Järvinen, Emma, Jurkat, Tina, Klimach, Thomas, Konemann, Tobias, Knote, Christoph, Krämer, Martina, Krisna, Trismono, Machado, Luiz A. T, Mertes, Stephan, Minikin, Andreas, Pöhlker, Christopher, Pöhlker, Mira L, Pöschl, Ulrich, Rosenfeld, Daniel, Sauer, Daniel, Schlager, Hans, Schnaiter, Martin, Schneider, Johannes, Schulz, Christiane, Spanu, Antonio, Sperling, Vinicius B, Voigt, Christiane, Walser, Adrian, Wang, Jian, Weinzierl, Bernadett, Wendisch, Manfred, Ziereis, Helmut

“…Airborne observations over the Amazon Basin showed high aerosol particle concentrations in the upper troposphere (UT) between 8 and 15 km altitude, with number…”
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Electrification of precipitating systems over the Amazon: Physical processes of thunderstorm development by Albrecht, Rachel I., Morales, Carlos A., Silva Dias, Maria A. F.

“…This study investigated the physical processes involved in the development of thunderstorms over southwestern Amazon by hypothesizing causalities for the…”
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ACRIDICON–CHUVA CAMPAIGN: Studying Tropical Deep Convective Clouds and Precipitation over Amazonia Using the New German Research Aircraft HALO by Wendisch, Manfred, Pöschl, Ulrich, Andreae, Meinrat O., Machado, Luiz A. T., Albrecht, Rachel, Schlager, Hans, Rosenfeld, Daniel, Martin, Scot T., Abdelmonem, Ahmed, Afchine, Armin, Araùjo, Alessandro C., Artaxo, Paulo, Aufmhoff, Heinfried, Barbosa, Henrique M. J., Borrmann, Stephan, Braga, Ramon, Buchholz, Bernhard, Cecchini, Micael Amore, Costa, Anja, Curtius, Joachim, Dollner, Maximilian, Dorf, Marcel, Dreiling, Volker, Ebert, Volker, Ehrlich, André, Ewald, Florian, Fisch, Gilberto, Fix, Andreas, Frank, Fabian, Fütterer, Daniel, Heckl, Christopher, Heidelberg, Fabian, Hüneke, Tilman, Jäkel, Evelyn, Järvinen, Emma, Jurkat, Tina, Kanter, Sandra, Kästner, Udo, Kenntner, Mareike, Kesselmeier, Jürgen, Klimach, Thomas, Knecht, Matthias, Kohl, Rebecca, Kölling, Tobias, Krämer, Martina, Krüger, Mira, Krisna, Trismono Candra, Lavric, Jost V., Longo, Karla, Mahnke, Christoph, Manzi, Antonio O., Mayer, Bernhard, Mertes, Stephan, Minikin, Andreas, Molleker, Sergej, Münch, Steffen, Nillius, Björn, Pfeilsticker, Klaus, Pöhlker, Christopher, Roiger, Anke, Rose, Diana, Rosenow, Dagmar, Sauer, Daniel, Schnaiter, Martin, Schneider, Johannes, Schulz, Christiane, de Souza, Rodrigo A. F., Spanu, Antonio, Stock, Paul, Vila, Daniel, Voigt, Christiane, Walser, Adrian, Walter, David, Weigel, Ralf, Weinzierl, Bernadett, Werner, Frank, Yamasoe, Marcia A., Ziereis, Helmut, Zinner, Tobias, Zöger, Martin

“…Between 1 September and 4 October 2014, a combined airborne and ground-based measurement campaign was conducted to study tropical deep convective clouds over…”
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