Search Results - "Kanji, A"

Influence of Lowering Soot‐Water Contact Angle on Ice Nucleation of Ozone‐Aged Soot by Gao, Kunfeng, Kanji, Zamin A.

“…Organic‐lean and organic‐rich size‐selected soot particles were exposed to a varying O3 concentration, progressively decreasing the soot‐water contact angle…”
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Endocannabinoid-mediated synaptic plasticity in the CNS by CHEVALEYRE, Vivien, TAKAHASHI, Kanji A, CASTILLO, Pablo E

“…Changes in synaptic efficacy are thought to be crucial to experience-dependent modifications of neural function. The diversity of mechanisms underlying these…”
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Pore condensation and freezing is responsible for ice formation below water saturation for porous particles by David, Robert O., Marcolli, Claudia, Fahrni, Jonas, Qiu, Yuqing, Sirkin, Yamila A. Perez, Molinero, Valeria, Mahrt, Fabian, Brühwiler, Dominik, Lohmann, Ulrike, Kanji, Zamin A.

“…Ice nucleation in the atmosphere influences cloud properties, altering precipitation and the radiative balance, ultimately regulating Earth’s climate. An…”
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Heterogeneous ice nucleation on dust particles sourced from nine deserts worldwide – Part 1: Immersion freezing by Boose, Yvonne, Welti, André, Atkinson, James, Ramelli, Fabiola, Danielczok, Anja, Bingemer, Heinz G, Plötze, Michael, Berko Sierau, Kanji, Zamin A, Lohmann, Ulrike

“…Desert dust is one of the most abundant ice nucleating particle types in the atmosphere. Traditionally, clay minerals were assumed to determine the ice…”
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Future warming exacerbated by aged-soot effect on cloud formation by Lohmann, Ulrike, Friebel, Franz, Kanji, Zamin A., Mahrt, Fabian, Mensah, Amewu A., Neubauer, David

“…Clouds play a critical role in modulating the Earth’s radiation balance and climate. Anthropogenic aerosol particles that undergo aging processes, such as…”
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Ice nucleation properties of K-feldspar polymorphs and plagioclase feldspars by Welti, André, Lohmann, Ulrike, Kanji, Zamin A

“…The relation between the mineralogical characteristics of size-selected feldspar particles from 50 to 800 nm and their ability to act as ice-nucleating…”
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The role of contact angle and pore width on pore condensation and freezing by David, Robert O, Fahrni, Jonas, Marcolli, Claudia, Mahrt, Fabian, Brühwiler, Dominik, Kanji, Zamin A

“…It has recently been shown that pore condensation and freezing (PCF) is a mechanism responsible for ice formation under cirrus cloud conditions. PCF is defined…”
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Simulated contrail-processed aviation soot aerosols are poor ice-nucleating particles at cirrus temperatures by Testa, Baptiste, Durdina, Lukas, Edebeli, Jacinta, Spirig, Curdin, Kanji, Zamin A

“…Aviation soot surrogates processed in contrails are believed to become potent ice nuclei at cirrus temperatures. This is not verified for real aviation soot,…”
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Ice nucleating particles in the Saharan Air Layer by Boose, Yvonne, Sierau, Berko, García, M. Isabel, Rodríguez, Sergio, Alastuey, Andrés, Linke, Claudia, Schnaiter, Martin, Kupiszewski, Piotr, Kanji, Zamin A, Lohmann, Ulrike

“…This study aims at quantifying the ice nucleation properties of desert dust in the Saharan Air Layer (SAL), the warm, dry and dust-laden layer that expands…”
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Predicting atmospheric background number concentration of ice-nucleating particles in the Arctic by Li, Guangyu, Wieder, Jörg, Pasquier, Julie T, Henneberger, Jan, Kanji, Zamin A

“…Mixed-phase clouds (MPCs) can have a net warming or cooling radiative effect on Earth's climate influenced by the phase and concentration of cloud particles…”
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Ice-nucleating particle versus ice crystal number concentrationin altocumulus and cirrus layers embedded in Saharan dust:a closure study by Ansmann, Albert, Mamouri, Rodanthi-Elisavet, Bühl, Johannes, Seifert, Patric, Engelmann, Ronny, Hofer, Julian, Nisantzi, Argyro, Atkinson, James D, Kanji, Zamin A, Sierau, Berko, Vrekoussis, Mihalis, Sciare, Jean

“…For the first time, a closure study of the relationship between the ice-nucleating particle concentration (INP; INPC) and ice crystal number concentration…”
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Ice nucleation abilities of soot particles determined with the Horizontal Ice Nucleation Chamber by Mahrt, Fabian, Marcolli, Claudia, David, Robert O, Grönquist, Philippe, Barthazy Meier, Eszter J, Lohmann, Ulrike, Kanji, Zamin A

“…Ice nucleation by different types of soot particles is systematically investigated over the temperature range from 218 to 253 K relevant for both mixed-phase…”
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A laboratory investigation of the ice nucleation efficiency of three types of mineral and soil dust by Paramonov, Mikhail, David, Robert O, Kretzschmar, Ruben, Kanji, Zamin A

“…Surface-collected dust from three different locations around the world was examined with respect to its ice nucleation activity (INA) with the ETH Portable Ice…”
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Critical Size of Silver Iodide Containing Glaciogenic Cloud Seeding Particles by Chen, Jie, Rösch, Carolin, Rösch, Michael, Shilin, Aleksei, Kanji, Zamin A.

“…Cloud seeding is considered a practical but unproved method to enhance precipitation or suppress hail, due to insufficient knowledge of ice formation and…”
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Enhanced soot particle ice nucleation ability induced by aggregate compaction and densification by Gao, Kunfeng, Friebel, Franz, Zhou, Chong-Wen, Kanji, Zamin A

“…Soot particles, acting as ice nucleating particles (INPs), can contribute to cirrus cloud formation, which has an important influence on climate. Aviation…”
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Continuous online monitoring of ice-nucleating particles: development of the automated Horizontal Ice Nucleation Chamber (HINC-Auto) by Brunner, Cyril, Kanji, Zamin A

“…The incomplete understanding of aerosol–cloud interactions introduces large uncertainties when simulating the cloud radiative forcing in climate models. The…”
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Laboratory studies of ice nucleation onto bare and internally mixed soot–sulfuric acid particles by Gao, Kunfeng, Zhou, Chong-Wen, Meier, Eszter J. Barthazy, Kanji, Zamin A

“…Soot particles are potential candidates for ice-nucleating particles in cirrus cloud formation, which is known to exert a net-warming effect on climate. Bare…”
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Time dependence of immersion freezing: an experimental study on size selected kaolinite particles by Welti, A, Lüönd, F, Kanji, Z. A, Stetzer, O, Lohmann, U

“…The time dependence of immersion freezing was studied for temperatures between 236 K and 243 K. Droplets with single immersed, size-selected 400 nm and 800 nm…”
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The Horizontal Ice Nucleation Chamber (HINC): INP measurements at conditions relevant for mixed-phase clouds at the High Altitude Research Station Jungfraujoch by Lacher, Larissa, Lohmann, Ulrike, Boose, Yvonne, Zipori, Assaf, Herrmann, Erik, Bukowiecki, Nicolas, Steinbacher, Martin, Kanji, Zamin A

“…In this work we describe the Horizontal Ice Nucleation Chamber (HINC) as a new instrument to measure ambient ice-nucleating particle (INP) concentrations for…”
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Leipzig Ice Nucleation chamber Comparison (LINC): intercomparison of four online ice nucleation counters by Burkert-Kohn, Monika, Wex, Heike, Welti, André, Hartmann, Susan, Grawe, Sarah, Hellner, Lisa, Herenz, Paul, Atkinson, James D, Stratmann, Frank, Kanji, Zamin A

“…Ice crystal formation in atmospheric clouds has a strong effect on precipitation, cloud lifetime, cloud radiative properties, and thus the global energy…”
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