Non-stationary random vibration analysis for train–bridge systems subjected to horizontal earthquakes

…, YH Zhang, Y Zhao, WP Howson, FW Williams - Engineering …, 2010 - Elsevier
This paper investigates the use of PEM (the pseudo-excitation method) and PIM (the
precise integration method), to compute the non-stationary random responses of three-dimensional …

Non-stationary random vibration analysis of three-dimensional train–bridge systems

…, YH Zhang, WP Howson, FW Williams - Vehicle System …, 2010 - Taylor & Francis
This paper presents a new non-stationary random vibration technique for the analysis of
three-dimensional, time-dependent, train–bridge systems that are subjected to excitations …

[HTML][HTML] The operating theatre as a classroom: a literature review of medical student learning in the theatre environment

SM Croghan, C Phillips, W Howson - International journal of …, 2019 - ncbi.nlm.nih.gov
Objectives We set out to review the published literature relating to the educational experiences
of medical students in the operating theatre. In particular, we wished to deduce from the …

Evaluation of Xpert MTB/RIF for detection of tuberculosis from blood samples of HIV-infected adults confirms Mycobacterium tuberculosis bacteremia as an indicator of …

NA Feasey, PP Banada, W Howson… - Journal of clinical …, 2013 - Am Soc Microbiol
Tuberculosis (TB) remains a leading cause of death among HIV-infected adults, in part
because of delayed diagnosis and therefore delayed initiation of treatment. Recently, the Gene-…

Exact dynamic stiffness matrix for flexural vibration of three-layered sandwich beams

WP Howson, A Zare - Journal of Sound and Vibration, 2005 - Elsevier
An exact dynamic member stiffness matrix (exact finite element), which defines the flexural
motion of a three-layered sandwich beam with unequal faceplates, is developed from the …

Computer simulation of structural random loading identification

JH Lin, XL Guo, H Zhi, WP Howson, FW Williams - Computers & Structures, 2001 - Elsevier
Loading identification has long been a difficult problem for multi-input–multi-output
stationary random vibration problems. In this paper, the inverse pseudo-excitation method is …

Symplectic random vibration analysis of a vehicle moving on an infinitely long periodic track

…, JH Lin, Y Zhao, WP Howson, FW Williams - Journal of Sound and …, 2010 - Elsevier
Based on the pseudo-excitation method (PEM), symplectic mathematical scheme and Schur
decomposition, the random responses of coupled vehicle–track systems are analyzed. The …

A precise numerical method for Rayleigh waves in a stratified half space

…, WX Zhong, WP Howson, FW Williams - International Journal …, 2006 - Wiley Online Library
This paper presents theory and results for Rayleigh waves propagating in a transversely
isotropic stratified solid resting on an elastic semi‐infinite space. It uses the precise integration …

The design of dipeptide helical mimetics: the synthesis, tachykinin receptor affinity and conformational analysis of 1, 1, 6-trisubstituted indanes

DC Horwell, W Howson, GS Ratcliffe… - Bioorganic & Medicinal …, 1996 - Elsevier
The design and synthesis of conformationally constrained, nonpeptide templates (1,1,6-trisubstituted
indanes) which allow the incorporation of two adjacent amino acid side chains, …

[HTML][HTML] Coupled lateral–torsional frequencies of asymmetric, three-dimensional frame structures

B Rafezy, A Zare, WP Howson - International Journal of Solids and …, 2007 - Elsevier
This paper presents a global analysis approach to the calculation of the natural frequencies
of asymmetric, three-dimensional frame structures in which the primary frames run in two …