Reformulating atmospheric aerosol thermodynamics and hygroscopic growth into haze and clouds (2008)
Modeling atmospheric aerosol and cloud microphysics is rather complex, even if chemical and thermodynamical equilibrium is assumed. We show, however, that the thermodynamics can be considerably...
Metzger, S., Mihalopoulos, N., Lelieveld, J.
The partitioning of reactive nitrogen compounds between the gas and the aerosol phase, as observed during the MINOS (Mediterranean INtensive Oxidant Study) campaign in Crete, Greece, in July and...
Lauer, A., Hendricks, J., Ackermann, I., Schell, B., Hass, H., Metzger, S.
The aerosol dynamics module MADE has been coupled to the general circulation model ECHAM4 to simulate the chemical composition, number concentration, and size distribution of the global submicrometer...
Reformulating atmospheric aerosol thermodynamics and hygroscopic growth into haze and clouds (2008)
Modeling atmospheric aerosol and cloud microphysics is rather complex, even if chemical and thermodynamical equilibrium is assumed. We show, however, that the thermodynamics can be considerably...
Metzger, S., Mihalopoulos, N., Lelieveld, J.
The partitioning of reactive nitrogen compounds between the gas and the aerosol phase, as observed during the MINOS (Mediterranean INtensive Oxidant Study) campaign in Crete, Greece, in July and...
Lauer, A., Hendricks, J., Ackermann, I., Schell, B., Hass, H., Metzger, S.
The aerosol dynamics module MADE has been coupled to the general circulation model ECHAM4 to simulate the chemical composition, number concentration, and size distribution of the global submicrometer...
Modeling atmospheric aerosol and cloud microphysics is rather complex, even if chemical and thermodynamical equilibrium is assumed. We show, however, that the thermodynamics can be considerably...
Modelling of nitrate and ammonium-containing aerosols in presence of sea salt (2008)
Myhre, G., Grini, A., Metzger, S.
A thermodynamical model for treatment of gas/aerosol partitioning of semi volatile inorganic aerosols has been implemented in a global chemistry and aerosol transport model (Oslo CTM2). The sulphur...
Metzger, S., Mihalopoulos, N., Lelieveld, J.
The partitioning of reactive nitrogen compounds between the gas and the aerosol phase, as observed during the MINOS (Mediterranean INtensive Oxidant Study) campaign in Crete, Greece, in July and...
Lauer, A., Hendricks, J., Ackermann, I., Schell, B., Hass, H., Metzger, S.
The aerosol dynamics module MADE has been coupled to the general circulation model ECHAM4 to simulate the chemical composition, number concentration, and size distribution of the global submicrometer...
Modeling atmospheric aerosol and cloud microphysics is rather complex, even if chemical and thermodynamical equilibrium is assumed. We show, however, that the thermodynamics can be considerably...
Modelling of nitrate and ammonium-containing aerosols in presence of sea salt (2008)
Myhre, G., Grini, A., Metzger, S.
A thermodynamical model for treatment of gas/aerosol partitioning of semi volatile inorganic aerosols has been implemented in a global chemistry and aerosol transport model (Oslo CTM2). The sulphur...
Metzger, S., Mihalopoulos, N., Lelieveld, J.
The partitioning of reactive nitrogen compounds between the gas and the aerosol phase, as observed during the MINOS (Mediterranean INtensive Oxidant Study) campaign in Crete, Greece, in July and...
Lauer, A., Hendricks, J., Ackermann, I., Schell, B., Hass, H., Metzger, S.
The aerosol dynamics module MADE has been coupled to the general circulation model ECHAM4 to simulate the chemical composition, number concentration, and size distribution of the global submicrometer...
Verfahren zur Beeinflussung der Arbeitsfrequenz eines Schwingquarzes (2007)
DE 102005054745 A1 UPAB: 20071015 NOVELTY - The method involves charging an oscillating quartz resonator with an electromagnetic radiation with a wavelength of less than 2.5 nano meter, such that an...
Metzger, S., Köble, T., Risse, M., Rosenstock, W., Richter, B.
Safeguards equipment, in particular, electronic systems designated for unattended operation, has to be designed and approved for failure-free operation under different environmental conditions, e.g....
Metzger, S., Köble, T., Risse, M., Rosenstock, W., Richter, B.
Safeguards equipment, in particular, electronic systems designated for unattended operation, has to be designed and approved for failure-free operation under different environmental conditions, e.g....
S. Metzger, N. Mihalopoulos, J. Lelieveld
The partitioning of reactive nitrogen compounds between the gas and the aerosol phase, as observed during the MINOS (Mediterranean INtensive Oxidant Study) campaign in Crete, Greece, in July and...
Modelling of nitrate and ammonium-containing aerosols in presence of sea salt (2006)
G. Myhre, A. Grini, S. Metzger
A thermodynamical model for treatment of gas/aerosol partitioning of semi volatile inorganic aerosols has been implemented in a global chemistry and aerosol transport model (Oslo CTM2). The sulphur...
Change in global aerosol composition since preindustrial times (2006)
K. Tsigaridis, M. Krol, F. J. Dentener, Y. Balkanski, J. Lathière, S. Metzger, ...
To elucidate human induced changes of aerosol load and composition in the atmosphere, a coupled aerosol and gas-phase chemistry transport model of the troposphere and lower stratosphere has been...
Fuss, G., Köble, T., Metzger, S., Risse, M., Rosenstock, W.
This report is part of a project for Dr. Neumann Consultants DNC entitled "Revision of IAEA-Euratom Nuclear Radiation Test Criteria and Procedures". A procedure was developed to perform...
Change in global aerosol composition since preindustrial times (2006)
Tsigaridis, K., Krol, M.C., Dentener, F., Balkanski, Y., Lathiere, J., Metzger, S., ...
To elucidate human induced changes of aerosol load and composition in the atmosphere, a coupled aerosol and gas-phase chemistry transport model of the troposphere and lower stratosphere has been...
Change in global aerosol composition since preindustrial times (2006)
Tsigaridis, K., Krol, M., Dentener, F. J., Balkanski, Y., Lathière, J., Metzger, S., ...
Supersymmetric Gauge Theories from String Theory (2005)
The subject of this thesis are various ways to construct four-dimensional quantum field theories from string theory. In a first part we study the generation of a supersymmetric Yang-Mills theory,...
A. Lauer, J. Hendricks, I. Ackermann, B. Schell, H. Hass, S. Metzger
The aerosol dynamics module MADE has been coupled to the general circulation model ECHAM4 to simulate the chemical composition, number concentration, and size distribution of the global submicrometer...
Köble, T., Metzger, S., Risse, M., Rosenstock, W.
Radiation test criteria adopted by the IAEA and Euratom for safeguards equipment were evaluated with respect to reliability and safety in nuclear radiation environments. The proposed set of test...
M-theory compactifications, G_2-manifolds and anomalies (2003)
This diploma thesis has three major objectives. Firstly, we give an elementary introduction to M-theory compactifications, which are obtained from an analysis of its low-energy effective theory,...
Global Modelling of Tropospheric Aerosols with ECHAM4/MADE (2003)
Lauer, A., Hendricks, J., Hass, H., Schell, B., Feichter, J., Metzger, S.
Computer Simulations of Polymers close to Solid Interfaces : Some Selected Topics (2003)
Baschnagel, J., Meyer, H., Varnik, F., Metzger, S., Aichele, M., Müller, M., ...
Gas/aerosol partitioning: 2. Global modeling results (2002)
Metzger, S., Dentener, F., Krol, M., Jeuken, A., Lelieveld, J.
[1] We present gas/aerosol partitioning calculations of multicomponent aerosols and aerosol associated water on a global scale. We have coupled a computationally efficient gas- aerosol scheme (EQSAM)...
Gas/aerosol partitioning: 1. A computationally efficient model (2002)
Metzger, S., Dentener, F., Pandis, S., Lelieveld, J.
[1] A computationally efficient model to calculate gas/aerosol partitioning of semivolatile inorganic aerosol components has been developed for use in global atmospheric chemistry and climate models....
Silicon carbide radiation detector for harsh environments (2002)
Metzger, S., Henschel, H., Köhn, O., Lennartz, W.
We used commercial off-the-shelf (COTS) silicon carbide (SiC) ultraviolet photodiodes for measuring gamma dose rates at high temperature. We tested them with Co-60 gamma dose rates between 0.03...
Beiträge des INT zum Wehrtechnischen Symposium "Atomarer Schutz" (2002)
Hafner, P., Metzger, S., Rosenstock, W.
Vom 22.03. bis 24.03.2000 fand bei der Bundesakademie für Wehrverwaltung und Wehrtechnik in Mannheim (BAkWVT) das Wehrtechnische Symposium "Atomarer Schutz" statt. Im vorliegenden Bericht...
Rosenstock, W., Köble, T., Metzger, S., Lennartz, W., Henschel, H., Schoop, K., ...
Neutrons may produce charged particles, which can affect modern electronic components. Depending on their energy, the recoils may generate sufficient electrical charges to change the logic state of a...
Radiation effects in ultraviolet sensitive SiC photodiodes (2000)
Henschel, H., Köhn, O., Lennartz, W., Metzger, S.
We tested SiC photodiodes with Co-60 gammas, 32 MeV protons and 14 MeV neutrons. The UV-photocurrent decreased to about 50% of its initial value at a total gamma dose of 40 kGy (Air). Nearly the same...
Low energy proton testing of space electronics at "JULIC" (2000)
Henschel, H., Köhn, O., Lennartz, W., Metzger, S., Boge, H.G., Bräutigam, W., ...
A proton irradiation facility was built under collaboration between Fraunhofer-INT and the Nuclear Physics Institute of the Research Centre Jülich (formerly KFA Jülich). It is designated for the...
Neutron irradiation test of a DCM 14 C Version 2.9. Final results: 31st of October, 2000 (2000)
Arlt, R., Henschel, H., Köble, T., Lennartz, W., Metzger, S., Rosenstock, W., ...
Since 1997 the International Atomic Energy Agency (IAEA) and Euratom Safeguards Office (ESO) have fielded Digital Image Surveillance (DIS) systems based on the DCM 14 technology. Recently problems...
Single-ion micromechanics (2000)
Heavy-ion microlithography can produce microstructures in a variety of materials, comprising many different elementary forms of etched ion tracks. It has several unique characteristics that enable...
Adler, E., Barak, J., Fischer, B.E., Metzger, S., Schlögl, M.
Following our work on simultaneous imaging of single-event-upsets (SEU) and single-event-latchups (SEL) in a static CMOS RAM with the GSI heavy ion microprobe, we tried to locate the addresses of the...
Computer-forgetfulness, cosmic radiation, and an ion-microscope (1998)
Adler, E., Barak, J., Fischer, B.E., Metzger, S.
After an introduction to the cosmic ray environment, we show why few-MeV heavy ions are suitable to simulate cosmic radiation effects in integrated circuits, and how the sensitive sites for various...
Microbeam mapping of single event latchups and single event upsets in CMOS SRAMs (1998)
Barak, J., Adler, E., Fischer, B.E., Schlögl, M., Metzger, S.
The first simultaneous microbeam mapping of single event upset (SEU) and latchup (SEL) in the CMOS RAM HM65162 is presented. We found that the shapes of the sensitive areas depend on VDD, on the ions...
Comparison between fast neutron and gamma irradiation of optical fibres (1998)
Henschel, H., Köhn, O., Lennartz, W., Metzger, S., Schmidt, H., Rosenkranz, J., ...
A variety of undoped multimode step-index fibres and Gedoped single mode and graded index fibres is irradiated by 14 MeV neutrons an Co60 gamma rays up to the same total dose. Radiation-induced loss...
Comparison between fast neutron and gamma irradiation of optical fibres (1998)
Henschel, H., Köhn, O., Lennartz, W., Metzger, S., Schmidt, H.U., Rosenkranz, J., ...
A variety of undoped multimode step-index fibres and Gedoped single mode and graded index fibres is irradiated by 14 MeV neutrons an Co60 gamma rays up to the same total dose. Radiation-induced loss...
Simultaneous imaging of upset- and latchup-sensitive regions in a static RAM (1997)
Fischer, B.E., Schlögl, M., Barak, J., Adler, E., Metzger, S.
Using the GSI heavy ion microprobe and a special hardware circuit for upset and latchup detection we have for the first time simultaneously imaged upset- and latchup-sensitive regions of a 2k*8 bit...
Neutron fluence and dose measurements by optical fibers (1997)
Henschel, H., Köhn, O., Metzger, S., Decreton, M., Devos, P., Deparis, O., ...
It is shown that fibers doped with (Ge + P) or with (GE + B) can be used with good accuracy for fluence determinations of fast or slow neutrons, respectively, when they are calibrated at sources of...
Li, W W, Dammerman, M M, Smith, J D, Metzger, S, Breslow, J L, Leff, T
Overexpression of plasma apolipoprotein CIII (apo CIII) causes hypertriglyceridemia in transgenic mice. A genetically variant form of the human apo CIII promoter, containing five single base pair...
cDNA cloning of portions of the bacteriophage phi 6 genome.
Mindich, L, MacKenzie, G, Strassman, J, McGraw, T, Metzger, S, Romantschuk, M, ...
Phage phi 6 has a genome consisting of three pieces of double-stranded RNA. Single-stranded RNA was prepared from phi 6 nucleocapsids by in vitro transcription with the phage RNA polymerase. These...
Böttger, E C, Jürs, M, Barrett, T, Wachsmuth, K, Metzger, S, Bitter-Suermann, D
The presence and quantity of the enterobacterial common antigen (ECA) in several species belonging to the family Enterobacteriaceae as well as to other gram-negative families were determined by a...
Methylation pattern of mouse mitochondrial DNA.
Pollack, Y, Kasir, J, Shemer, R, Metzger, S, Szyf, M
The pattern of methylation of mouse mitochondrial DNA (mtDNA) was studied using several techniques. By employing a sensitive analytical procedure it was possible to show that this DNA contains the...
Gross, S. R., Levine, P. H., Metzger, S., Glaser, G.
The 21-kbp mitochondrial chromosome of the stp-ruv strain of Neurospora crassa undergoes regional amplification yielding plasmid-like supercoiled circles varying in size from subunit length to very...
Li, W W, Dammerman, M M, Smith, J D, Metzger, S, Breslow, J L, Leff, T
Overexpression of plasma apolipoprotein CIII (apo CIII) causes hypertriglyceridemia in transgenic mice. A genetically variant form of the human apo CIII promoter, containing five single base pair...
cDNA cloning of portions of the bacteriophage phi 6 genome.
Mindich, L, MacKenzie, G, Strassman, J, McGraw, T, Metzger, S, Romantschuk, M, ...
Phage phi 6 has a genome consisting of three pieces of double-stranded RNA. Single-stranded RNA was prepared from phi 6 nucleocapsids by in vitro transcription with the phage RNA polymerase. These...
Böttger, E C, Jürs, M, Barrett, T, Wachsmuth, K, Metzger, S, Bitter-Suermann, D
The presence and quantity of the enterobacterial common antigen (ECA) in several species belonging to the family Enterobacteriaceae as well as to other gram-negative families were determined by a...
Methylation pattern of mouse mitochondrial DNA.
Pollack, Y, Kasir, J, Shemer, R, Metzger, S, Szyf, M
The pattern of methylation of mouse mitochondrial DNA (mtDNA) was studied using several techniques. By employing a sensitive analytical procedure it was possible to show that this DNA contains the...
Gross, S. R., Levine, P. H., Metzger, S., Glaser, G.
The 21-kbp mitochondrial chromosome of the stp-ruv strain of Neurospora crassa undergoes regional amplification yielding plasmid-like supercoiled circles varying in size from subunit length to very...
Cohen, R, Metzger, S, Nahir, M, Chajek-Shaul, T
Background: Behçet's disease is known to be strongly associated with HLA-B51 in many different ethnic groups. Recently, it was suggested that MIC-A (major histocompatibility complex class I related...