The impacts of conifer harvesting on runoff water quality: a regional survey for Wales (2008)
Neal, C., Reynolds, B., Wilkinson, J., Hill, T., Neal, M., Hill, S., ...
Major, minor and trace element chemistry of runoff at stormflow and baseflow from 67 catchments (2 to 5 ha in area) has been determined to investigate the effects of clear felling and replanting of...
Neal, C., Reynolds, B., Adamson, J. K., Stevens, P. A., Neal, M., Harrow, M., ...
Data on the water quality of streams draining a range of acidic and acid sensitive, mainly afforested, upland catchments in mid- and north-Wales and northern-England are described to investigate the...
Neal, C., Hill, T., Hill, S., Reynolds, B.
Acid Neutralization Capacity (ANC) data for ephemeral stream and shallow groundwater for the catchments of the upper River Severn show a highly heterogeneous system of within-catchment water flow...
Major, minor and trace element composition of cloudwater and rainwater at Plynlimon (2008)
Wilkinson, J., Reynolds, B., Neal, C., Hill, S., Neal, M., Harrow, M.
The composition of cloudwater samples collected at Plynlimon, Mid Wales by the Institute of Hydrology is described based on one of the most comprehensive chemical records for deposition in the UK....
Neal, C., Hill, T., Alexander, S., Reynolds, B., Hill, S., Dixon, A. J., ...
The patterns of variation in water quality for an acidic stream draining plantation forest overlying acidic and acid sensitive gley soils with shale and slate bedrock changed following the...
The occurrence of groundwater in the Lower Palaeozoic rocks of upland Central Wales (2008)
Neal, C., Robson, A. J., Shand, P., Edmunds, W. M., Dixon, A. J., Buckley, D. K., ...
A series of boreholes of up to 50 m depth, drilled into Lower Palaeozoic mudstone, shale and greywacke bedrock in the headwater catchment areas of the River Severn at Plynlimon in Central Wales,...
The impacts of conifer harvesting on runoff water quality: a regional survey for Wales (2008)
Neal, C., Reynolds, B., Wilkinson, J., Hill, T., Neal, M., Hill, S., ...
Major, minor and trace element chemistry of runoff at stormflow and baseflow from 67 catchments (2 to 5 ha in area) has been determined to investigate the effects of clear felling and replanting of...
Neal, C., Reynolds, B., Adamson, J. K., Stevens, P. A., Neal, M., Harrow, M., ...
Data on the water quality of streams draining a range of acidic and acid sensitive, mainly afforested, upland catchments in mid- and north-Wales and northern-England are described to investigate the...
Neal, C., Hill, T., Hill, S., Reynolds, B.
Acid Neutralization Capacity (ANC) data for ephemeral stream and shallow groundwater for the catchments of the upper River Severn show a highly heterogeneous system of within-catchment water flow...
Major, minor and trace element composition of cloudwater and rainwater at Plynlimon (2008)
Wilkinson, J., Reynolds, B., Neal, C., Hill, S., Neal, M., Harrow, M.
The composition of cloudwater samples collected at Plynlimon, Mid Wales by the Institute of Hydrology is described based on one of the most comprehensive chemical records for deposition in the UK....
Neal, C., Hill, T., Alexander, S., Reynolds, B., Hill, S., Dixon, A. J., ...
The patterns of variation in water quality for an acidic stream draining plantation forest overlying acidic and acid sensitive gley soils with shale and slate bedrock changed following the...
The occurrence of groundwater in the Lower Palaeozoic rocks of upland Central Wales (2008)
Neal, C., Robson, A. J., Shand, P., Edmunds, W. M., Dixon, A. J., Buckley, D. K., ...
A series of boreholes of up to 50 m depth, drilled into Lower Palaeozoic mudstone, shale and greywacke bedrock in the headwater catchment areas of the River Severn at Plynlimon in Central Wales,...
Identifying, tabulating, and analyzing contacts between branched neuron morphologies (2008)
Kozloski, J., Sfyrakis, K., Hill, S., Schürmann, F., Peck, C., Markram, H.
Simulating neural tissue requires the construction of models of the anatomical structure and physiological function of neural microcircuitry. The Blue Brain Project is simulating the microcircuitry...
Datta, S., Waldmann, O., Kent, A. D., Milway, V. A., Thompson, L. K., Hill, S.
High-frequency electron paramagnetic resonance (EPR) studies of the antiferromagnetic Mn-$[3\times 3]$ molecular grid clearly reveal a breaking of the $\Delta S = 0$ selection rule, providing direct...
Leong, GM, Abad, V, Charmandari, E, Reynolds, JC, Hill, S, Chrousos, GP, ...
The long-term effects on bone and fat mass in children with endogenous CS are unknown. In 14 children followed for 3-7 years into young adulthood after cure of CS, whereas bone mass largely...
Neonatal-onset multisystem inflammatory disease responsive to interleukin-1ß Inhibition (2006)
Goldbach-Mansky, R., Dailey, N.J., Canna, S.W., Gelabert, A., Jones, J., Rubin, B.I., ...
Background: Neonatal-onset multisystem inflammatory disease is characterized by fever, urticarial rash, aseptic meningitis, deforming arthropathy, hearing loss, and mental retardation. Many patients...
Role of anisotropy in the spin-dimer compound BaCuSi2O6 (2006)
Sebastian, Suchitra E., Tanedo, P., Goddard, P. A., Wilson, A., Kim, S., ...
We present results of magnetisation and electron paramagnetic resonance experiments on the spin-dimer system BaCuSi2O6. Evidence indicates that the origin of anisotropic terms in the spin Hamiltonian...
Wilson, A., Lawrence, J., Yang, E-C., Nakano, M., Hendrickson, D. N., Hill, S.
EPR studies of a Ni4 single-molecule magnet yield the zero-field-splitting (zfs) parameters, D, B40 and B44, based on a giant spin approximation (GSA) with S = 4. Experiments on an isostructural...
TOGA COARE Mooring Deployment, Mooring Check-out and Mooring Recovery Cruises (2006)
Plueddemann, A. J., Trask, R. P., Ostrom, W. M., Weller, R. A., Way, B. S., Anderson, S., ...
The Tropical Ocean - Global Atmosphere Coupled Ocean Atmosphere Response Experiment (TOGA COARE) was conceived in order to improve understanding of the principal processes responsible for coupling of...
Hill, S, Novotny, Laura A, Bruggeman, M, Tracy, E, Munson, R, McGrath, J, ...
No
Hill, S, Novotny, Laura A, Bruggeman, M, Tracy, E, Munson, R, McGrath, J, ...
No
The Inhibitory Effect of Recent Distracter. (2005)
Crawford, T. J., Higham, S., Hill, S.
A series of experiments were conducted to examine the inhibitory effect of a visual distracter on saccadic eye movements. Participants were presented with a sequence of two critical displays. In one...
Kirman, C., Lawrence, J., Hill, S., Yang, E-C., Hendrickson, D. N.
We present high-frequency angle-dependent EPR data for crystals of [NixZn1-x(hmp)(t-BuEtOH)Cl]4 (x = 1 and 0.02). The x = 1 complex behaves as a single-molecule magnet at low temperatures, displaying...
Dendritic flux jumps in an organic superconducting crystal (2004)
Mola, M. M., Haddad, R., Hill, S.
Angle dependent torque measurements have been carried out on the organic superconductor, kappa-(ET)2Cu(NCS)2 at extremely low temperatures (25 - 300 mK). Magneto-thermal instabilities are observed in...
Cyclotron resonance in the quasi-1D organic superconductor (TMTSF)2ClO4 (2004)
Takahashi, S., Hill, S., Takasaki, S., Yamada, J., Anzai, H.
We report the observation of cyclotron resonance (CR) in a metal possessing pure quasi-one-dimensional Fermiology - namely, the organic linear-chain compound (TMTSF)2ClO4, whose Fermi surface...
Symmetry of Magnetic Quantum Tunneling in the Single-Molecule Magnet Mn12-Acetate (2004)
Del Barco, E., Kent, A. D., Hill, S., North, J. M., Dalal, N. S., Rumberger, E. M., ...
The symmetry of magnetic quantum tunneling (MQT) in the single molecule magnet Mn12-acetate has been determined by sensitive low-temperature magnetic measurements in the pure quantum tunneling regime...
Petukhov, K., Hill, S., Chakov, N. E., Christou, G., Abboud, K.
We present high-frequency high-field electron paramagnetic resonance (EPR) measurements on the dodecanuclear manganese complex Mn12-bromoacetate (Mn12-BrAc). The crystal-field parameters are found to...
Hill, S., Takahashi, S., Edwards, R. S., North, J. M., Dalal, N. S.
The variation with microwave frequency and temperature of previously reported anomalous peaks in the EPR spectra of Mn12-acetate, under large transverse fields, reveals that the molecular easy...
Chen, G., Walker, K., Swanton, G., Hill, S.
In order to understand the effect of aerodynamic intake loads on the F-111 FS496 nacelle former and surrounding intake structure, an "envelope" approach has been developed for the stress analysis of...
Stress Analysis Of An Aerodynamically Loaded Structure Under Supersonic Conditions (2004)
Chen, G., Walker, K., Swanton, G., Hill, S.
This paper presents a stress analysis carried out in order to understand the effect of engine intake aerodynamic loads on the F-111 FS496 former and surrounding intake structure. In the cases...
Stress Analysis Of An Aerodynamically Loaded Structure Under Supersonic Conditions (2004)
Chen, G., Walker, K., Swanton, G., Hill, S., Atrens, A., Boland, J. N., ...
This paper presents a stress analysis carried out in order to understand the effect of engine intake aerodynamic loads on the F-111 FS496 former and surrounding intake structure. In the cases...
Chen, G., Walker, K., Swanton, G., Hill, S., Atrens, A., Boland, J. N., ...
In order to understand the effect of aerodynamic intake loads on the F-111 FS496 nacelle former and surrounding intake structure, an "envelope" approach has been developed for the stress analysis of...
Chen, G., Walker, K., Swanton, G., Hill, S.
In order to understand the effect of aerodynamic intake loads on the F-111 FS496 nacelle former and surrounding intake structure, an "envelope" approach has been developed for the stress analysis of...
Stress Analysis Of An Aerodynamically Loaded Structure Under Supersonic Conditions (2004)
Chen, G., Walker, K., Swanton, G., Hill, S.
This paper presents a stress analysis carried out in order to understand the effect of engine intake aerodynamic loads on the F-111 FS496 former and surrounding intake structure. In the cases...
Grading quality of evidence and strength of recommendations (2004)
Atkins, D., Best, D., Briss, P. A., Eccles, M., Falck-Ytter, Y., Flottorp, S., ...
© 2004 BMJ Publishing Group Ltd.
Grading quality of evidence and strength of recommendations (2004)
Atkins, D., Best, D., Briss, P. A., Eccles, M., Falck-Ytter, Y., Flottorp, S., ...
© 2004 BMJ Publishing Group Ltd.
Quantum Coherence in an Exchange-Coupled Dimer of Single-Molecule Magnets (2003)
Hill, S., Edwards, R. S., Aliaga-Alcalde, N., Christou, G.
A multi-high-frequency electron paramagnetic resonance method is used to probe the magnetic excitations of a dimer of single-molecule magnets. The measured spectra display well resolved quantum...
Characterization of the S = 9 excited state in Fe8Br8 by Electron Paramagnetic Resonance (2003)
Zipse, D., North, J. M., Dalal, N. S., Hill, S., Edwards, R. S.
High Frequency electron paramagnetic resonance has been used to observe the magnetic dipole, $\Delta$ M$_s$ = $\pm$ 1, transitions in the $S = 9$ excited state of the single molecule magnet...
Mapping the Fermi velocity in the quasi-2D organic conductor k-(BEDT-TTF)2I3 (2003)
Kovalev, A. E., Hill, S., Kawano, K., Tamura, M., Naito, T., Kobayashi, H.
We demonstrate a new method for determining the Fermi velocity in quasi-two-dimensional (Q2D) organic conductors. Application of a magnetic field parallel to the conducting layers results in periodic...
Kovalev, A. E., Takahashi, S., Hill, S., Qualls, J. S.
Using a high-sensitivity cavity perturbation technique (40 to 180 GHz), we have probed the angle dependent interlayer magneto-electrodynamic response within the vortex state of the extreme...
Edwards, R. S., Hill, S., Maccagnano, S., North, J. M., Dalal, N. S.
We present a detailed investigation of the temperature and frequency dependence of the anomalous EPR transitions first observed in Mn12-acetate by Hill et al. [Phys. Rev. Lett. 80, 2453 (1998)]. The...
Hill, S., Edwards, R. S., Jones, S. I., North, J. M., Dalal, N. S.
We present detailed angle-dependent single crystal electron paramagnetic resonance (EPR) data for field rotations in the hard plane of the S=10 single molecule magnet Mn12-acetate. A clear four-fold...
Defects, Tunneling, and EPR Spectra of Single-Molecule Magnets (2003)
Park, Kyungwha, Novotny, M. A., Dalal, N. S., Hill, S., Rikvold, P. A., Bhaduri, S., ...
We examine theoretically electron paramagnetic resonance (EPR) lineshapes as functions of resonance frequency, energy level, and temperature for single crystals of three different kinds of...
Defects, Tunneling, and EPR Spectra of Single-Molecule Magnets (2003)
Park, Kyungwha, Novotny, M. A., Dalal, N. S., Hill, S., Rikvold, P. A.
We examine theoretically electron paramagnetic resonance (EPR) lineshapes as functions of resonance frequency, energy level, and temperature for single crystals of three different kinds of...
Single Crystal High Frequency Cavity-based EPR Spectroscopy of Single Molecule Magnets (2003)
Hill, S., Edwards, R. S., Jones, S. I., North, J. M., Aliaga, N.
We report high frequency electron paramagnetic resonance (EPR) investigations of a series of high spin (total spin up to S = 10) manganese and nickel complexes which have been shown to exhibit single...
Kovalev, A. E., Hill, S., Qualls, J. S.
We report detailed angle-dependent studies of the microwave (f=50 to 90 GHz) interlayer magneto-electrodynamics of a single crystal sample of the organic charge-density-wave (CDW) conductor...
Park, Kyungwha, Novotny, M. A., Dalal, N. S., Hill, S., Rikvold, P. A.
We examine quantitatively the temperature dependence of the linewidths and line shifts in electron paramagnetic resonance experiments on single crystals of the single-molecule magnets Fe$_8$ and...
Hill, S., Mola, M. M., Qualls, J. S.
A microwave cavity perturbation technique is used to probe the interlayer electrodynamics within the vortex state of the organic superconductor kappa-(BEDT-TTF)2Cu(NCS)2. A Josephson plasma mode is...
Krishnan,K., Hill,S., Hobbs,J. P., Sung,C. S. P.
Fourier Transform IR Photoacoustic (FTIR-PAS) dichroism studies have been applied to determine molecular orientation from the surface of one-way drawn poly(ethylene terephthalate) film. When compared...
Hill, S., Maccagnano, S., Park, K., Achey, R. M., North, J. M., Dalal, N. S.
It is shown that our multi-high-frequency (40-200 GHz) resonant cavity technique yields distortion-free high field EPR spectra for single crystal samples of the uniaxial and biaxial spin S = 10...
Park, Kyungwha, Novotny, M. A., Dalal, N. S., Hill, S., Rikvold, P. A.
We study theoretically Electron Paramagentic Resonance (EPR) linewidths for single crystals of the molecular magnets Fe$_8$ and Mn$_{12}$ as functions of energy eigenstates $M_s$, frequency, and...
Park, Kyungwha, Novotny, M. A., Dalal, N. S., Hill, S., Rikvold, P. A.
Electron paramagnetic resonance (EPR) measurements on single crystals of the molecular magnets Fe$_8$ and Mn$_{12}$ reveal complex nonlinearities in the linewidths as functions of energy eigenstate,...
Results of clinical trials and systematic reviews: To whom do they apply? (2001)
O'Connell, D., Glasziou, P. P., Hill, S., Sarunac, J., Lowe, J., Henry, B.
Magneto-thermal instabilities in kappa-(BEDT-TTF)2Cu(NCS)2 (2000)
Mola, M. M., Hill, S., Brooks, J. S., Qualls, J. S.
Angle and temperature dependent torque magnetization measurements are reported for the organic superconductor kappa-(BEDT-TTF)2Cu(NCS)2, at extremely low temperatures (approx. Tc/10^3)....
Quantum melting of the quasi-two-dimensional vortex lattice in kappa-(ET)2Cu(NCS)2 (2000)
Mola, M. M., Hill, S., Brooks, J. S., Qualls, J. S.
We report torque magnetization measurements in regions of the mixed state phase diagram (${\bf B}\sim\mu_o{\bf H}_{c2}$ and T$_c$/$10^3$) of the organic superconductor $\kappa-$(ET)$_2$Cu(NCS)$_2$...
Josephson plasma resonance in k-(BEDT-TTF)2Cu(NCS)2 (2000)
Mola, M. M., King, J. T., McRaven, C. P., Hill, S., Qualls, J. S., Brooks, J. S.
A cavity perturbation technique is used to study the microwave response of the organic superconductor k-(BEDT-TTF)2Cu(NCS)2. Observation of a Josephson plasma resonance, below Tc (approx. 10 K),...
Mola, M., Hill, S., Goy, P., Gross, M.
We describe instrumentation for conducting high sensitivity millimeter-wave cavity perturbation measurements over a broad frequency range (40-200 GHz) and in the presence of strong magnetic fields...
Cyclotron Resonance in the Layered Perovskite Superconductor Sr2RuO4 (1999)
Hill, S., Brooks, J. S., Mao, Z. Q., Maeno, Y.
We have measured the cyclotron masses in Sr2RuO4 through the observation of periodic-orbit-resonances - a magnetic resonance technique closely related to cyclotron resonance. We obtain values for the...
Toffoletto, R., Gilbert, N. E., Hill, S., Reddy, K. R.
The incorporation of simplified hover wake models into the comprehensive rotorcraft analysis code C A M R A D is described and examples are given on their use. The axisym metric models, in which...
C. Neal, B. Reynolds, J. K. Adamson, P. A. Stevens, M. Neal, M. Harrow, ...
Data on the water quality of streams draining a range of acidic and acid sensitive, mainly afforested, upland catchments in mid- and north-Wales and northern-England are described to investigate the...
The impacts of conifer harvesting on runoff water quality: a regional survey for Wales (1998)
C. Neal, B. Reynolds, J. Wilkinson, T. Hill, M. Neal, S. Hill, ...
Major, minor and trace element chemistry of runoff at stormflow and baseflow from 67 catchments (2 to 5 ha in area) has been determined to investigate the effects of clear felling and replanting of...