Search Results - "SEIFERT, P"

Profiling of fine and coarse particle mass: case studies of Saharan dust and Eyjafjallajökull/Grimsvötn volcanic plumes by Ansmann, A, Seifert, P, Tesche, M, Wandinger, U

“…The polarization lidar photometer networking (POLIPHON) method introduced to separate coarse-mode and fine-mode particle properties of Eyjafjallajökull…”
Get full text

Investigation of the adiabatic assumption for estimating cloud micro- and macrophysical properties from satellite and ground observations by Merk, D, Deneke, H, Pospichal, B, Seifert, P

“…Cloud properties from both ground-based as well as from geostationary passive satellite observations have been used previously for diagnosing aerosol–cloud…”
Get full text

Publisher Correction: Spin-Peierls instability of the U(1) Dirac spin liquid by Seifert, Urban F. P., Willsher, Josef, Drescher, Markus, Pollmann, Frank, Knolle, Johannes

Get full text

Spin-Peierls instability of the U(1) Dirac spin liquid by Seifert, Urban F. P., Willsher, Josef, Drescher, Markus, Pollmann, Frank, Knolle, Johannes

“…Quantum fluctuations can inhibit long-range ordering in frustrated magnets and potentially lead to quantum spin liquid (QSL) phases. A prime example are…”
Get full text

Perspective on the Development of Lead-free Piezoceramics by Rödel, Jürgen, Jo, Wook, Seifert, Klaus T. P., Anton, Eva-Maria, Granzow, Torsten, Damjanovic, Dragan

“…A large body of work has been reported in the last 5 years on the development of lead‐free piezoceramics in the quest to replace lead–zirconate–titanate (PZT)…”
Get full text

Temperature-Insensitive Large Strain of (Bi1/2Na1/2)TiO3-(Bi1/2K1/2)TiO3-(K0.5Na0.5)NbO3 Lead-Free Piezoceramics by Seifert, Klaus T. P., Jo, Wook, Rödel, Jürgen

“…The effect of (K0.5Na0.5)NbO3 (KNN) addition on the ferroelectric behavior of (Bi1/2Na1/2)TiO3–(Bi1/2K1/2)TiO3 (BNT–BKT) lead‐free piezoceramics was…”
Get full text

The Pagami Creek smoke plume after long-range transport to the upper troposphere over Europe – aerosol properties and black carbon mixing state by Dahlkötter, F, Gysel, M, Sauer, D, Minikin, A, Baumann, R, Seifert, P, Ansmann, A, Fromm, M, Voigt, C, Weinzierl, B

“…During the CONCERT 2011 field experiment with the DLR research aircraft Falcon, an enhanced aerosol layer with particle linear depolarization ratios of 6–8% at…”
Get full text

One T Gate Makes Distribution Learning Hard by Hinsche, M, Ioannou, M, Nietner, A, Haferkamp, J, Quek, Y, Hangleiter, D, Seifert, J-P, Eisert, J, Sweke, R

“…The task of learning a probability distribution from samples is ubiquitous across the natural sciences. The output distributions of local quantum circuits are…”
Get full text

Influence of mean stress and light water reactor environment on fatigue life and dislocation microstructures of 316L austenitic steel by Spätig, P., Heczko, M., Kruml, T., Seifert, H.-P.

“…Influence of mean stress on fatigue life of the austenitic stainless steel 316 L in air and light water environments (boiling water reactor/hydrogen water…”
Get full text

Contrasting the impact of aerosols at northern and southern midlatitudes on heterogeneous ice formation by Kanitz, T., Seifert, P., Ansmann, A., Engelmann, R., Althausen, D., Casiccia, C., Rohwer, E. G.

“…Three cloud data sets, each covering four months of observations, were recently recorded with a lidar at Punta Arenas (53°S), Chile, at Stellenbosch (34°S,…”
Get full text

Ash and fine-mode particle mass profiles from EARLINET-AERONET observations over central Europe after the eruptions of the Eyjafjallajökull volcano in 2010 by Ansmann, A., Tesche, M., Seifert, P., Groß, S., Freudenthaler, V., Apituley, A., Wilson, K. M., Serikov, I., Linné, H., Heinold, B., Hiebsch, A., Schnell, F., Schmidt, J., Mattis, I., Wandinger, U., Wiegner, M.

“…A combined lidar‐photometer method that permits the retrieval of vertical profiles of ash and non‐ash (fine‐mode) particle mass concentrations is presented. By…”
Get full text

Efficient Blue Phosphorescence in Gold(I)‐Acetylide Functionalized Coinage Metal Bis(amidinate) Complexes by Feuerstein, Thomas J., Seifert, Tim P., Jung, André P., Müller, Rouven, Lebedkin, Sergei, Kappes, Manfred M., Roesky, Peter W.

“…The synthesis of linear symmetric ethynyl‐ and acetylide‐amidinates of the coinage metals is presented. Starting with the desilylation of the complexes…”
Get full text

TYMS promotes genomic instability and tumor progression in Ink4a/Arf null background by Guijarro, Maria V., Nawab, Akbar, Dib, Peter, Burkett, Sandra, Luo, Xiaoping, Feely, Michael, Nasri, Elham, Seifert, Robert P., Kaye, Frederic J., Zajac-Kaye, Maria

“…We previously showed that elevated TYMS exhibits oncogenic properties and promotes tumorigenesis after a long latency, suggesting cooperation with sequential…”
Get full text

Central nervous system nocardiosis mimicking recurrence of diffuse large B cell lymphoma with cerebral involvement by Fenton, Graeme A., Banfill, Grant, Gera, Kriti, Seifert, Robert P., Heldermon, Coy D.

“…•We report a case of a brain abscess caused by Nocardia farcinica.•The patient had completed chemotherapy for diffuse large B cell lymphoma 2 months before…”
Get full text

Effect of high-temperature water and hydrogen on the fracture behavior of a low-alloy reactor pressure vessel steel by Roychowdhury, S., Seifert, H.-P., Spätig, P., Que, Z.

“…Structural integrity of reactor pressure vessels (RPV) is critical for safety and lifetime. Possible degradation of fracture resistance of RPV steel due to…”
Get full text

Evolution of the ice phase in tropical altocumulus: SAMUM lidar observations over Cape Verde by Ansmann, A., Tesche, M., Seifert, P., Althausen, D., Engelmann, R., Fruntke, J., Wandinger, U., Mattis, I., Müller, D.

“…The formation of the ice phase in tropical altocumulus has been studied with multiwavelength aerosol‐cloud Raman lidar, wind Doppler lidar, and radiosonde,…”
Get full text

Saharan dust and heterogeneous ice formation: Eleven years of cloud observations at a central European EARLINET site by Seifert, P., Ansmann, A., Mattis, I., Wandinger, U., Tesche, M., Engelmann, R., Müller, D., Pérez, C., Haustein, K.

“…More than 2300 observed cloud layers were analyzed to investigate the impact of aged Saharan dust on heterogeneous ice formation. The observations were…”
Get full text

Four-year long-path monitoring of ambient aerosol extinction at a central European urban site: dependence on relative humidity by Skupin, A, Ansmann, A, Engelmann, R, Seifert, P, Müller, T

“…The ambient aerosol particle extinction coefficient is measured with the Spectral Aerosol Extinction Monitoring System (SÆMS) along a 2.84 km horizontal path…”
Get full text

Cloud radar with hybrid mode towards estimation of shape and orientation of ice crystals by Myagkov, A, Seifert, P, Bauer-Pfundstein, M, Wandinger, U

“…This paper is devoted to the experimental quantitative characterization of the shape and orientation distribution of ice particles in clouds. The…”
Get full text

The 16 April 2010 major volcanic ash plume over central Europe: EARLINET lidar and AERONET photometer observations at Leipzig and Munich, Germany by Ansmann, A., Tesche, M., Groß, S., Freudenthaler, V., Seifert, P., Hiebsch, A., Schmidt, J., Wandinger, U., Mattis, I., Müller, D., Wiegner, M.

“…The optically thickest volcanic ash plume ever measured over Germany was monitored with multiwavelength Raman lidars and Sun photometer at Leipzig and Munich…”
Get full text