Search Results - "Grime, G. W."

Differential metallothionein expression in earthworm ( Lumbricus rubellus) tissues by Morgan, A.J., Stürzenbaum, S.R., Winters, C., Grime, G.W., Aziz, Nor Azwady Abd, Kille, P.

“…This article describes the immunoperoxidase localization of metallothionein (MT) in the major organs and tissues of the earthworm Lumbricus rubellus sampled…”
Get full text

Accurate determination of the Ca:P ratio in rough hydroxyapatite samples by SEM-EDS, PIXE and RBS-a comparative study by Bailey, M. J., Coe, S., Grant, D. M., Grime, G. W., Jeynes, C.

“…The Ca:P ratio in a certified standard of hydroxyapatite was determined by X‐ray spectrometry (XRS), with the X‐rays excited by both electrons and ions using…”
Get full text

“Broadbeam” irradiation of mammalian cells using a vertical microbeam facility by Jeynes, J. C. G., Merchant, M. J., Barazzuol, L., Barry, M., Guest, D., Palitsin, V. V., Grime, G. W., Tullis, I. D. C., Barber, P. R., Vojnovic, B., Kirkby, K. J.

“…A “broadbeam” facility is demonstrated for the vertical microbeam at Surrey’s Ion Beam Centre, validating the new technique used by Barazzuol et al. (Radiat…”
Get full text

Dissolved metals in surface sediment and a microbial mat at 100-μm resolution by Davison, W, Fones, G. R, Grime, G. W

“…Sensors such as electrodes and optical fibre devices, optrodes, can be used to determine steep concentration gradients of chemical species in aquatic…”
Get full text

WinTRAX: A raytracing software package for the design of multipole focusing systems by Grime, G.W.

“…The software package TRAX was a simulation tool for modelling the path of charged particles through linear cylindrical multipole fields described by analytical…”
Get full text

“Total IBA” – Where are we? by Jeynes, C., Bailey, M.J., Bright, N.J., Christopher, M.E., Grime, G.W., Jones, B.N., Palitsin, V.V., Webb, R.P.

“…The suite of techniques which are available with the small accelerators used for MeV ion beam analysis (IBA) range from broad beams, microbeams or external…”
Get full text

Calcification provides mechanical reinforcement to whale baleen α-keratin by Szewciw, L. J., de Kerckhove, D. G., Grime, G. W., Fudge, D. S.

“…Hard α-keratins such as hair, nail, wool and horn are stiff epidermal appendages used by mammals in a variety of functions including thermoregulation, feeding…”
Get full text

Fabrication of three-dimensional SU-8 microchannels by proton beam writing for microfluidics applications: Fluid flow characterisation by Al-Shehri, S., Palitsin, V., Webb, R.P., Grime, G.W.

“…The proton beam writing (PBW) technique was used to fabricate microfluidic structures in SU-8 resist. A network of the buried channels was fabricated as part…”
Get full text

Distribution of dissolved iron in sediment pore waters at submillimetre resolution by Davison, W, Grime, G. W, Morgan, J. A. W, Clarke, K

“…Researchers have measured iron concentrations in lacustrine pore waters at submillimeter resolution, revealing steep concentration gradients and sub-surface…”
Get full text

XPS and PIXE Analysis of Doped Silica Fibre for Radiation Dosimetry by Abdul Sani, S. F., Mahdiraji, G. Amouzad, Siti Shafiqah, A. S., Grime, G. W., Palitsin, V., Hinder, S. J., Tamchek, N., Abdul Rashid, H. A., Maah, M. J., Watts, J. F., Bradley, D. A.

“…The material characteristics of doped SiO 2 fibre are studied, the electron traps in the product medium creating a situation attractive for their application…”
Get full text

Microanalysis of Museum Aerosols To Elucidate the Soiling of Paintings:  Case of the Correr Museum, Venice, Italy by De Bock, Lieve A, Van Grieken, René E, Camuffo, Dario, Grime, G. W

“…The results of the characterization of individual airborne particles collected during two separate sampling campaigns at the Correr Museum, situated at the San…”
Get full text

Increased iron in the substantia nigra compacta of the MPTP-lesioned hemiparkinsonian African green monkey: evidence from proton microprobe elemental microanalysis by Temlett, J A, Landsberg, J P, Watt, F, Grime, G W

“…The association of free radicals and particularly free iron in the pathogenesis of idiopathic Parkinson's disease and MPTP-induced parkinsonism remains…”
Get more information

Development of constrained DET for measurements of dissolved iron in surface sediments at sub-mm resolution by Fones, Gary R, Davison, William, Grime, Geoff W

“…The technique of diffusive equilibration in thin-films (DET) was used to measure pore-water concentrations of dissolved Fe at high (1 mm) and ultra-high (400…”
Get full text

Micro-PIXE analysis of doped SiO2 fibres intended as TL dosimeters for radiation measurements by Abdul Sani, S. F., Grime, G. W., Palitsin, V., Mahdiraji, G. A., Abdul Rashid, H. A., Maah, M. J., Bradley, D. A.

“…Sample elemental concentrations can be determined using the microbeam proton‐induced X‐ray emission (PIXE) technique, providing non‐destructive simultaneous…”
Get full text

Simultaneous microbeam IBA and beam-induced luminescence analysis of strained doped silica fibre radiation dosimeters by Grime, G.W., Sani, S.F. Abdul, Palitsin, V., Shafiqah, A.S. Siti, Maah, M.J., Alyahyawi, Amjad, Bradley, D.A.

“…We demonstrate that the simultaneous combination of ion beam analysis (IBA) and ion beam induced luminescence (IL) can reveal valuable information concerning…”
Get full text

The use of the Wien filter to eliminate object slit scattering in MeV ion nanobeam systems by Merchant, M.J., Palitsin, V., Grime, G.W.

“…One of the fundamental limitations in the performance of MeV ion microbeam focusing systems is the effect of ion scattering at the edges of the object…”
Get full text

The influence of stray DC magnetic fields in MeV ion nanobeam systems by Merchant, M.J., Grime, G.W., Palitsin, V.

“…This paper evaluates the lens aberrations in microbeam and nanobeam systems caused by stray DC magnetic fields. Stray DC fields are far less influential on…”
Get full text

Identification of the Nickel Uranyl Phosphate Deposits on Citrobacter sp. Cells by Electron Microscopy with Electron Probe X-ray Microanalysis and by Proton-Induced X-ray Emission Analysis by Basnakova, Gabriela, Spencer, Anthony J, Palsgard, Eva, Grime, Geoff W, Macaskie, Lynne E

“…Immobilized cells of a Citrobacter sp. can remove heavy metals from wastewaters by deposition of metals with enzymatically liberated phosphate. Nickel is not…”
Get full text

The role of zinc in the dark-adapted retina studied directly using microPIXE by Pålsgård, E., Ugarte, M., Rajta, I., Grime, G.W.

“…Zinc deficiency is known to cause night blindness, which can be reverted by the administration of zinc. The exact function of zinc is not understood but it is…”
Get full text

Monte Carlo simulation of the CENBG microbeam and nanobeam lines with the Geant4 toolkit by Incerti, S., Zhang, Q., Andersson, F., Moretto, Ph, Grime, G.W., Merchant, M.J., Nguyen, D.T., Habchi, C., Pouthier, T., Seznec, H.

“…A single-ended HVEE ® 3.5 MV Singletron electrostatic accelerator has been installed since October 2005 at the Centre d’Etudes Nucléaires de Bordeaux-Gradignan…”
Get full text