3,217 research outputs found
The Significance of Baptism for the Christian\u27s Faith and Life
The very fact that Christ instituted and commanded Christian baptism is already enough to make it necessary. However, Jesus never instituted anything just for the sake of instituting, nor did the Master command for the sake of commanding. Baptism was given for the benefit of sinners. It is our purpose in the following pages to show the significance of baptism for the Christian\u27s faith and life
Trial incentives in sequential litigation
We analyze when and why trials can emerge in equilibrium when a defendant may face future plaintiffs. An initial trial serves as an experiment that the defendant can run to induce subsequent potential plaintiffs to learn about their chances of winning. The initial case may go to trial when a favorable trial outcome for the defense can deter potential future plaintiffs from filing lawsuits. Possible future meritless lawsuits further raise the attraction of an initial trial. We also derive the impact of the plaintiff's bargaining power and the heterogeneity in the body of future plaintiffs
Sneutrino as Lightest Supersymmetric Particle in B3 mSUGRA Models and Signals at the LHC
We consider B3 mSUGRA models where we have one lepton number violating LQD
operator at the GUT scale. This can alter the supersymmetric mass spectrum
leading to a sneutrino as the lightest supersymmetric particle in a large
region of parameter space. We take into account the restrictions from neutrino
masses, the muon anomalous magnetic moment, b -> s gamma and other precision
measurements. We furthermore investigate existing restrictions from direct
searches at LEP, the Tevatron and the CERN p\bar p collider. We then give
examples for characteristic signatures at the LHC.Comment: 22 pages, 11 figure
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Active Transport of Peptides Across the Intact Human Tympanic Membrane.
We previously identified peptides that are actively transported across the intact tympanic membrane (TM) of rats with infected middle ears. To assess the possibility that this transport would also occur across the human TM, we first developed and validated an assay to evaluate transport in vitro using fragments of the TM. Using this assay, we demonstrated the ability of phage bearing a TM-transiting peptide to cross freshly dissected TM fragments from infected rats or from uninfected rats, guinea pigs and rabbits. We then evaluated transport across fragments of the human TM that were discarded during otologic surgery. Human trans-TM transport was similar to that seen in the animal species. Finally, we found that free peptide, unconnected to phage, was transported across the TM at a rate comparable to that seen for peptide-bearing phage. These studies provide evidence supporting the concept of peptide-mediated drug delivery across the intact TM and into the middle ears of patients
Role of oxygen vacancy defect states in the n-type conduction of β-Ga[sub 2]O[sub 3]
Based on semiempirical quantum-chemical calculations, the electronic band structure of β-Ga2O3 is presented and the formation and properties of oxygen vacancies are analyzed. The equilibrium geometries and formation energies of neutral and doubly ionized vacancies were calculated. Using the calculated donor level positions of the vacancies, the high temperature n-type conduction is explained. The vacancy concentration is obtained by fitting to the experimental resistivity and electron mobility
Towards a Stability Analysis of Inhomogeneous Phases in QCD
The possible occurrence of crystalline or inhomogeneous phases in the QCD
phase diagram at large chemical potential has been under investigation for over
thirty years. Such phases are present in models of QCD such as the Gross-Neveu
model in 1+1 dimensions, Nambu-Jona-Lasinio (NJL) and quark meson models. Yet,
no unambiguous confirmation exists from actual QCD. In this work, we propose a
new approach for a stability analysis that is based on the two-particle
irreducible effective action and compatible with full QCD calculations within
the framework of functional methods. As a first test, we reproduce a known NJL
model result within this framework. We then discuss the additional difficulties
which arise in QCD due to the non-locality of the quark self-energy and suggest
a method to overcome them. As a proof of principle and as an illustration of
the analysis, we consider the Wigner-Weyl solution of the quark Dyson-Schwinger
equation (DSE) within a simple truncation of QCD in the chiral limit and
analyse its stability against homogeneous chiral-symmetry breaking
fluctuations. For temperatures above and below the tricritical point we find
that the boundary of the instability region coincides well with the
second-order phase boundary or the left spinodal, respectively, obtained from
the direct solutions of the DSEs. Finally, we outline how this method can be
generalized to study inhomogeneous fluctuations.Comment: refs added; data files organise
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Laser Tabbed Die: A Repairable, High-Speed Die-Interconnection Technology. 1994 Ldrd Final Report 93-Sr-089
A unique technology for multichip module production is presented. The technology, called Laser Tabbed Die (L-TAB), consists of a method for forming surface-mount-type {open_quotes}gull wing{close_quotes} interconnects on bare dice. The dice are temporarily bonded to a sacrificial substrate which has a polymer thin film coated onto it. The gull wings are formed on the side of the die with a direct-write laser patterning process which allows vertical as well as horizontal image formation. Using the laser patterning system, trenches are formed in a positive electrodeposited photoresist (EDPR) which is plated onto a metal seed layer, allowing copper to be electroplated through the resultant mask. After stripping the resist and the metal seed layer, the polymer film on the substrate is dissolved, releasing the chip with the {open_quotes}gull wings{close_quotes} intact. The chips are then bonded onto a circuit board or permanent substrate with solder or conductive adhesive
Structural and thermodynamic characterization of the adrenodoxin-like domain of the electron-transfer protein Etp1 from Schizosaccharomyces pombe
The protein Etp1 of Schizosaccharomyces pombe consists of an amino-terminal COX15-like domain and a carboxy-terminal ferredoxin-like domain, Etp1(fd), which is cleaved off after mitochondrial import. The physiological function of Etp1(fd) is supposed to lie in the participation in the assembly of iron-sulfur clusters and the synthesis of heme A. In addition, the protein was shown to be the first microbial ferredoxin being able to support electron transfer in mitochondrial steroid hydroxylating cytochrome P450 systems in vivo and in vitro, replacing thereby the native redox partner, adrenodoxin. Despite a sequence similarity of 39% and the fact that fission yeast is a mesophilic organism, thermodynamic studies revealed that Etp1(fd) has a melting temperature more than 20°C higher than adrenodoxin. The three-dimensional structure of Etp1(fd) has been determined by crystallography. To the best of our knowledge it represents the first three-dimensional structure of a yeast ferredoxin. The structure-based sequence alignment of Etp1(fd) with adrenodoxin yields a rational explanation for their observed mutual exchangeability in the cytochrome P450 system. Analysis of the electron exchange with the S. pombe redox partner Arh1 revealed differences between Etp1(fd) and adrenodoxin, which might be linked to their different physiological functions in the mitochondria of mammals and yeast
An expanded cavity hexaamine cage for copper(II)
The crystal structure of the bicyclic hexaamine complex [Cu(fac-Me-5-tricosane-N-6)](ClO4)(2) center dot H2O (fac-Me-5-tricosane-N-6 = facial-1,5,9,13,20-pentamethyl-3,7,11,15,18,22-hexaazabicyclo[7.7.7] tricosane) at 100 K defines an apparently tetragonally compressed octahedral geometry, which is attributed to a combination of dynamic interconversion and static disorder between two tetragonally elongated structures sharing a common short axis. This structure is fluxional at 60 K and above as shown by EPR spectroscopy. Aqueous cyclic voltammetry reveals that a remarkably stable Cu-I form of the complex is stabilised by the encapsulating nature of the expanded cage ligand
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