Now showing items 16211-16270 of 68913

• Dynamic resistivity measurements on rapidly-strained copper ﻿

(1960)
Dynamic resistivity measurements were conducted on copper wires which were rapidly deformed in the plastic range. Of major interest were the instantaneous changes in the resistivity of the metal immediately after the ...
• Dynamic response of certain elastoplastic systems of the shear beam type ﻿

(1967)
A quantitative study is made by means of a digital computer of the dynamic behavior of certain elastoplastic systems of the shear beam type. The systems considered have from two to five degrees of freedom and particular ...
• Dynamic response of concrete-faced rockfill dams in rectangular canyons ﻿

(1997)
An analytical closed-form solution has been developed for steady-state lateral response of concrete-face rockfill dams built in rectangular canyons. The canyon is assumed to be rigid, while the dam is idealized as a ...

(1966)
• Dynamic response of exchange bias in graphene nanoribbons ﻿

(2012)
The dynamics of magnetic hysteresis, including the training effect and the field sweep rate dependence of the exchange bias, is experimentally investigated in exchange-coupled potassium split graphenenanoribbons (GNRs). ...
• Dynamic response of force-excited systems ﻿

(1999)
The elastic and inelastic responses of the force-excited single-degree-of-freedom (SDOF) systems are investigated from the gross characteristics of forcing functions such as the frequency content, the integrals and the ...

(1972)
• Dynamic response of hazardous liquid-waste storage tanks used in nuclear facilities ﻿

(1996)
This dissertation presents a comprehensive study of the dynamic response of storage tanks containing high-level radioactive wastes in nuclear facilities. Of the many issues that are peculiar to these systems, four important ...
• Dynamic response of liquid storage tanks subjected to coherent and incoherent ground motions ﻿

(1992)
A comprehensive study of the response of liquid storage tanks subjected to ground induced lateral excitations is presented. Wall flexibility affects the response coefficients of tall tanks significantly. In general, response ...
• Dynamic response of machine-foundation systems ﻿

(1965)
A method of analysis is presented for the dynamic response of large machine-foundation systems. The general case of several machines on a common flexible mat is considered. The origin and types of machine exciting forces ...
• Dynamic response of multi-degree of freedom structure with sliding isolation system and uplift ﻿

(2010)
In this study the two dimensional dynamic response of a Multi Degree of Freedom (MDOF) sliding isolated structure permitted to uplift is studied. The MDOF superstructure is supported by two sets of sliding bearings situated ...
• Dynamic response of shear beam type buildings ﻿

(1967)
An analytical Investigation is made of the dynamic response of multi-degree-of-freedom shear beam type buildings excited by transient lateral motions of the base. The response quantities studied are the horizontal ...
• Dynamic response of simple pile-structure systems ﻿

(1990)
This dissertation is composed of two parts. In the first part, a comprehensive study is made of the harmonic response of a rigid mass or a mass-sprint system supported on a pile driven in a homogeneous elastic medium. The ...
• Dynamic response of simple systems to periodic forces ﻿

(1983)
A study of the response of viscously damped single-degree-of-freedom systems to non-harmonic periodic excitations is presented. The objectives have been (1) to assess the effects of the various factors that affect the ...
• Dynamic response of single-degree-of-freedom bilinear systems ﻿

(1966)
An analytical investigation is made of the dynamic response of bilinear single-degree-of-freedom systems excited by transient lateral motions of the base. Both elastic and hysteretic systems are studied. The input motions ...
• Dynamic response of soil-wall systems ﻿

(1997)
A two-part study of the dynamic response to horizontal base shaking of vertical, rigid and flexible walls retaining a uniform soil stratum is presented. The first part deals with available pseudostatic, limit-state methods ...

(1979)

(2015)
• Dynamic Self-Stiffening in Liquid Crystal Elastomers ﻿

(2013)
Biological tissues have the remarkable ability to remodel and repair in response to disease, injury and mechanical stresses. Synthetic materials lack the complexity of biological tissues, and man-made materials that respond ...
• Dynamic Senor-Based Fault Detection for Robots ﻿

(1993-09-01)
Fault detection and fault tolerance are increasingly important for robots in space or hazardous environments due to the dangerous and often inaccessible nature of these environs. We have previously developed algorithms to ...

(1975)
• Dynamic simulations of potential methane release from East Siberian continental slope sediments ﻿

(2016)
Sediments deposited along continental margins of the Arctic Ocean presumably host large amounts of methane (CH4) in gas hydrates. Here we apply numerical simulations to assess the potential of gas hydrate dissociation and ...
• Dynamic soil pressures on deeply embedded structures ﻿

(1994)
The studies reported herein are motivated by the need to gain improved understanding of the response to earthquakes of deeply embedded and underground cylindrical tanks storing nuclear wastes, and develop rational but ...
• Dynamic soil pressures on embedded walls ﻿

(1995)
A comprehensive study is made of the response to horizontal base shaking of a uniform viscoelastic soil stratum retained by two vertical rigid walls. The system is assumed to experience a space-invariant horizontal motion ...
• Dynamic soil pressures on rigidly and elastically supported embedded vaults ﻿

(1993)
A comprehensive study is made of an approximate model for the computation of the dynamic pressures and associated forces induced by ground shaking on rigid embedded vaults (2, 10). For rigidly supported vaults, it is shown ...

(2018)
• Dynamic stability of elastomeric seismic isolation bearings and seismic protection using enhanced adaptive negative stiffness system ﻿

(2013-09-16)
In this study the issue of stability of elastomeric bearings subjected to extreme dynamic loading is studied in detail and response reduction strategies in structures both fixed base and base-isolated structures using a ...
• Dynamic strain hardening in polymer nanocomposites ﻿

(2016-06-07)
The present invention provides methods of strengthening composites. In some embodiments, such methods generally comprise a step of applying a dynamic stress to the composite in order to increase at least one of the stiffness ...
• Dynamic Studies of Synthetic Transcriptional Networks ﻿

(2017-12-01)
Within synthetic biology, orthogonal genetic circuits are created using a small collection of transcription factors. Although the absolute number of transcription factors is small, the number of mutants explored for each ...
• Dynamic to lead symposium ﻿

(1966-11-17)

(1977)
• Dynamic Treatments of Heterogeneity ﻿

(2014-04-23)
In this thesis we are interested in how unobserved heterogeneity of agents affects the predictions from several different classical dynamic models that are widely used in economics. First, we capture heterogeneity in ...

(1977)
• DyNAMiC Workbench: an integrated development environment for dynamic DNA nanotechnology ﻿

(2015)
Dynamic DNA nanotechnology provides a promising avenue for implementing sophisticated assembly processes, mechanical behaviours, sensing and computation at the nanoscale. However, design of these systems is complex and ...
• Dynamic zero modes of Dirac fermions and competing singlet phases of antiferromagnetic order ﻿

(2017)
In quantum spin systems, singlet phases often develop in the vicinity of an antiferromagnetic order. Typical settings for such problems arise when itinerant fermions are also present. In this paper, we develop a theoretical ...
• Dynamical analysis and control of longitudinal electromagnetic levitation ﻿

(2001)
Electromagnetic levitation is a unique technique both for measurements of the thermophysical properties of metals and for producing homogeneous melt in material processing. To maintain stability of the levitated sample is ...
• Dynamical Heterogeneity of the Glassy State ﻿

(2014-04-24)
The understanding and the complete description of the glass transition are impeded by the complexity of nature of the glass. Parts of this complexity come from the emergence of long-lived inherent structures of a liquid ...
• Dynamical Response of an Interacting 1-Dimensional Fermi Gas ﻿

(2018-05-10)
Ultracold atoms with optical lattices provide a highly tunable system to measure the dynamic structure factor, $S(q,\omega)$, of an interacting one-dimensional (1D) Fermi gas. We use the two lowest hyperfine levels of the ...
• Dynamically Manipulating Topological Physics and Edge Modes in a Single Degenerate Optical Cavity ﻿

(2017)
We propose a scheme to simulate topological physics within a single degenerate cavity, whose modes are mapped to lattice sites. A crucial ingredient of the scheme is to construct a sharp boundary so that the open boundary ...

(1980-07)
• Dynamically reconfigurable data caches in low-power computing ﻿

(2003)
In order to curb microprocessor power consumption, we propose an L1 data cache which can be reconfigured dynamically at runtime according to the cache requirements of a given application. A two phase approach is used ...
• DYNAMICS AND CONTROL OF SOLIDS-LIQUID SEPARATION IN THE ACTIVATED SLUDGE PROCESS ﻿

(1985)
The purpose of this investigation was to develop and validate at full-scale dynamic models and control strategies for the activated sludge process capable of predicting both the clarification and thickening functions of ...
• Dynamics and control of temperature in the aerobic digestion of waste activated sludge ﻿

(1984)
Pilot plant data and computer simulation show significant process benefits from the separation of aeration and mixing in open tank aerobic digestion. Open tank operation results in surface heat losses which cancel the heat ...
• Dynamics and Dissociation of Collisionally Formed Heavy-Rydberg Ion-Pair States ﻿

(2015-02-27)
Heavy-Rydberg ion-pair states, molecular quantum systems that are bound by their long-range pure Coulomb attraction, are formed through Rydberg atom collisions with molecules that attach low energy electrons. Collisions ...
• Dynamics and Evolution of Solar Eruptive Prominences ﻿

(2014-04-24)
Solar eruptive phenomena, including eruptive solar prominences/filaments, solar flares and Coronal Mass Ejections (CMEs), have severe impact on the Earth’s space environment and human activities: so-called Space Weather. ...
• DYNAMICS OF A POROELASTIC SOLID WITH TWO PORE FLUIDS ﻿

(1984)
The system of a poroelastic solid with two pore fluids subject to a certain class of boundary-initial conditions is analyzed. Inertial and capillary effects are retained. A general solution by means of a Green's function ...
• Dynamics of biofilm processes in an annular reactor ﻿

(1980)
Biological fouling is a general term referring 1 to the undesirable development of biofilms on surfaces exposed to aqueous environments. In water distribution systems and heat transfer equipment, biological fouling can ...
• Dynamics of Bose-Einstein condensation in lithium-7 ﻿

(1999)
Bose-Einstein condensation (BEC) of 7Li has been investigated. Because the effective interaction between 7Li atoms is attractive, the condensate occupation number N 0 is limited to &sim; 1250 atoms, and when this limit ...
• Dynamics of brain networks during reading ﻿

(2015-10-05)
We recorded electrocorticographic (ECoG) data from 15 patients with intractable epilepsy during a word completion task to precisely describe the spatiotemporal brain dynamics underlying word reading. Using a novel technique ...
• Dynamics of Brain Networks During Reading ﻿

(2015-11)
We recorded electrocorticographic (ECoG) data from 15 patients with intractable epilepsy during a word completion task to precisely describe the spatiotemporal brain dynamics underlying word reading. Using a novel technique ...

(1977)

(1974)
• Dynamics of conversion of atomic helium(triplet-2S) atoms to molecular helium(odd triplet-a-sigma-plus) molecules in ternary collisions (helium) ﻿

(1990)
The temperature dependence of conversion of He(2$\sp3$S$\sb1$) metastable atoms to He$\sb2$(a$\sp3\Sigma\sp+\sb{\rm u}$) metastable molecules in the three-body reaction\rm He(2\sp3S\sb1)+2He(1\sp1S\sb0) \to He\sb2(a\sp ...
• Dynamics of deformed droplets: Thermophysical property measurement using acoustic levitation ﻿

(2000)
A general theory for the dynamics of aspherical droplets useful to interpret frequency spectra more accurately for thermophysical property measurements was developed. The oscillations of a non-spherical droplet oscillating ...
• DYNAMICS OF EARLY BIOFILM FORMATION IN A TURBULENT FLOW SYSTEM ﻿

(1980)
Early stages of fouling biofilm development were studied under turbulent flow conditions in a circular tube. Two separate reactor systems were used to respectively determine (1) an empirical expression describing the rate ...
• Dynamics of flexible mechanical systems with parameter stochasticity ﻿

(1994)
Equations of motion for flexible multibody systems with model uncertainty are developed using the Lagrangian formulation. The dynamic model developed serves to exemplify systems which possess undesirable flexibility by ...
• Dynamics of heavy-Rydberg ion-pair formation in K(14p,20p)-SF6, CCl4ﾠcollisions ﻿

(2014)
The dynamics of formation of heavy-Rydberg ion-pair states throughﾠelectron transferﾠin K(np)-SF6, CCl4ﾠcollisions is examined byﾠmeasuringﾠtheﾠvelocity,ﾠangular, and bindingﾠenergyﾠdistributions of the product ion pairs. ...

(1987)
• Dynamics of Ion-Pair Formation in K(14p,20p)-SF6, CCl4 Collisions ﻿

(2014-08-14)
Collisions between K(np) Rydberg atoms and electron attaching molecules can result in the creation of ion pairs through electron transfer. The mutual Coulomb attraction of these ions can lead to the formation of weakly-bound ...

(1969-10)