Browsing Cambridge University by Title
Now showing items 1089-1108 of 1268
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The first step in the development of text mining technology for cancer risk assessment: identifying and organizing scientific evidence in risk assessment literature
(2009-09-22)Abstract Background One of the most neglected areas of biomedical Text Mining (TM) is the development of systems based on carefully assessed user needs. We have recently investigated the user needs of an important task yet ...
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The flow of rivers into lakes: Experiments and models
(University of CambridgeDepartment of Applied Mathematics and Theoretical Physics, 2014-06-12)This study considers the motion of river water flowing into a lake. The study has two parts: field observations of an interflowing river in Lake Iseo (Italy); and laboratory experiments on basins fed by an underflow. In ...
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The fluid mechanics of floating and sinking
(University of CambridgeDepartment of Applied Mathematics and Theoretical Physics, 2007-10-02)This thesis is concerned with the fluid mechanics of floating and sinking. More specifically, the majority of this thesis considers the role played by surface tension in allowing dense objects to float. We first derive ...
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The fluxes and behaviour of plumes inferred from measurements of coherent structures within images of the bulk flow
(Taylor & FrancisAtmosphere - Ocean, 2016-06-01)This paper describes how measurements of the movement of identifiable features at the edge of a turbulent plume can be interpreted to determine the properties of the mean flow and consequently, using plume theory, can be ...
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The formation and evolution of reconnection-driven, slow-mode shocks in a partially ionised plasma
(EDP SciencesAstronomy & Astrophysics, 2016)The role of slow-mode magnetohydrodynamic (MHD) shocks in magnetic reconnection is of great importance for energy conversion and transport, but in many astrophysical plasmas the plasma is not fully ionised. In this paper, ...
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The foundation of the department
(2008-08-04)The foundation of the Department of Chemical Engineering, University of Cambridge
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The Fourier transform for certain hyperKähler fourfolds
(American Mathematical SocietyThe Fourier transform for certain hyperKähler fourfolds, 2015-11-18)Using a codimension-1 algebraic cycle obtained from the Poincar e line bundle, Beauville de ned the Fourier transform on the Chow groups of an abelian variety A and showed that the Fourier transform induces a decomposition ...
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The Fukaya category, exotic forms and exotic autoequivalences
(University of CambridgeDepartment of Pure Mathematics and Mathematical Statistics, 2012-04-10)A symplectic manifold is a smooth manifold M together with a choice of a closed non-degenerate two-form. Recent years have seen the importance of associating an A∞-category to M, called its Fukaya category, in helping ...
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The Galilean superstring
(SpringerJournal of High Energy Physics, 2017-02-21)The action for a Galilean superstring is found from a non-relativistic limit of the closed Green-Schwarz (GS) superstring; it has zero tension and provides an example of a massless super-Galilean system. A Wess-Zumino term ...
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The geodesic X-ray transform with a $GL(n,\mathbb{C})$-connection
We derive reconstruction formulas for a family of geodesic ray transforms with connection, defined on simple Riemannian surfaces. Such formulas provide injectivity of such all transforms in a neighbourhood of constant ...
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The geometry and representation theory of superconformal quantum mechanics
(University of CambridgeDepartment of Applied Mathematics and Theoretical PhysicsJesus College, 2016-06-28)We study aspects of the quantum mechanics of nonlinear $\sigma$-models with superconformal invariance. The connection between the differential geometry of the target manifold and symmetries of the quantum mechanics is ...
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The grasshopper problem.
(Royal Society of LondonProceedings. Mathematical, physical, and engineering sciences, 2017-11-22)We introduce and physically motivate the following problem in geometric combinatorics, originally inspired by analysing Bell inequalities. A grasshopper lands at a random point on a planar lawn of area 1. It then jumps ...
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The greedy basis equals the theta basis: A rank two haiku
(ElsevierJournal of Combinatorial Theory Series A, 2016-08-26)We prove the equality of two canonical bases of a rank 2 cluster algebra, the greedy basis of Lee–Li–Zelevinsky and the theta basis of Gross–Hacking–Keel–Kontsevich.
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The growth and composition of primary and community-based care services. Metrics and evidence from the Italian National Health Service
(2012-11-13)Abstract Background Over the past few decades, in OECD countries there has been a general growing trend in the prevalence of out-of-hospital healthcare services, but there is a general lack of data on the use of these ...
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The half plane UIPT is recurrent
(SpringerProbability Theory and Related Fields, 2017-03-07)We prove that the half plane version of the uniform infinite planar triangulation (UIPT) is recurrent. The key ingredients of the proof are a construction of a new full plane extension of the half plane UIPT, based on a ...
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The Hindered M1 Radiative Decay Υ(2S) → η_b(1S)γ from Lattice NRQCD
(APSPhysical Review D, 2015-11-03)We present a calculation of the hindered M1 Υ(2S) → η_b(1S)γ decay rate using lattice nonrelativistic QCD. The calculation includes spin-dependent relativistic corrections to the NRQCD action through O(v⁶ ) in the quark’s ...
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The impact and rupture of a water-filled balloon on a rigid surface
(University of CambridgeDepartment of Applied Mathematics and Theoretical Physics, 2014-06-10)The dropping of a water-filled latex balloon onto a flat, rigid surface is an experiment that is known and has been performed by many, but on which there is no existing published work. High-speed images taken of the process ...
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The Importance of the Unsteady Kutta Condition when Modelling Gust-Aerofoil Interaction
(ElsevierJournal of Sound and Vibration, 2016-06-01)The Kutta condition is applied to aerofoils with sharp trailing edges to allow for viscous effects to be considered within a simplified system of equations that are inviscid. This paper discusses in detail the inclusion ...
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The inclusion of two-loop SUSYQCD corrections to gluino and squark pole masses in the minimal and next-to-minimal supersymmetric standard model: SOFTSUSY3.7
(ElsevierComputer Physics Communications, 2017-10)We describe an extension of the SOFTSUSY spectrum calculator to include two-loop supersymmetric QCD (SUSYQCD) corrections of order O(α s 2 ) to gluino and squark pole masses, either in the minimal supersymmetric standard ...