An inter-comparison of three spectral-deconvolution algorithms for gamma-ray spectroscopy

LJ Meng, D Ramsden - IEEE Transactions on nuclear science, 2000 - ieeexplore.ieee.org
This paper presents a comparison of three deconvolution techniques, Maximum Likelihood,
Maximum Entropy and Linear Regularisation for the unconstrained deconvolution of gamma-…

Experimental demonstration of novel imaging geometries for x‐ray fluorescence computed tomography

G Fu, LJ Meng, P Eng, M Newville, P Vargas… - Medical …, 2013 - Wiley Online Library
Purpose: X‐ray fluorescence computed tomography (XFCT) is an emerging imaging modality
that maps the three‐dimensional distribution of elements, generally metals, inex vivo …

MRC-SPECT: A sub-500 µm resolution MR-compatible SPECT system for simultaneous dual-modality study of small animals

L Cai, X Lai, Z Shen, CT Chen, LJ Meng - Nuclear Instruments and Methods …, 2014 - Elsevier
In this paper, we will report the development of an ultrahigh resolution MR-compatible SPECT
system that can be operated inside a pre-existing clinical MR scanner for simultaneous …

[HTML][HTML] A research on low modulus distributed fiber optical sensor for pavement material strain monitoring

L Meng, L Wang, Y Hou, G Yan - Sensors, 2017 - mdpi.com
The accumulated irreversible deformation in pavement under repeated vehicle loadings will
cause fatigue failure of asphalt concrete. It is necessary to monitor the mechanical response …

Effects of grafting on root growth, anaerobic respiration enzyme activity and aerenchyma of bitter melon under waterlogging stress

YQ Peng, J Zhu, WJ Li, W Gao, RY Shen, LJ Meng - Scientia Horticulturae, 2020 - Elsevier
A potted study was conducted to determine the effects of grafting on the fresh and dry weights;
root activity; pyruvate dehydrogenase (PDC), alcohol dehydrogenase (ADH), and lactate …

Activity criterion of pre-existing fabrics in non-homogeneous deformation domain

…, DS Cai, YP Wu, XG Li, XS Li, LJ Meng - Science China Earth …, 2010 - Springer
The Anderson’s model can be applied only to elastic homogeneous deformation and cannot
explain complicated phenomena of natural faults, which to a large degree limits the model …

Analysis of mineral composition and microstructure of gravel aggregate based on XRD and SEM

J Wu, L Wang, L Meng - Road Materials and Pavement Design, 2017 - Taylor & Francis
The microscopic properties of gravel material have significant influences on its macro
service performance. In this paper, five different gravel aggregates, namely quartzite, gneiss, …

Formability improvement of hot-pressed Ti/Al laminated sheet by TiAl3 layer growth and crack healing during deformation

Z Huang, L Meng, P Lin, X Cao, Z Zhang… - Journal of Alloys and …, 2023 - Elsevier
Ti/Al laminated sheets were prepared by hot pressing pure Ti and Al foils at 630 C/20 MPa
for different times. The thickness of TiAl 3 layers increased, and the elongation of the Ti/Al …

Study on micro-texture and skid resistance of aggregate during polishing

Z Qian, L Meng - Frontiers of Structural and Civil Engineering, 2017 - Springer
The skid resistance performance of pavement is closely related to the micro-texture of
pavement aggregate, while there is very few research on the relationship between micro-texture …

X-ray fluorescence emission tomography (XFET) with novel imaging geometries—A Monte Carlo study

LJ Meng, N Li, PJ La Riviere - IEEE transactions on nuclear …, 2011 - ieeexplore.ieee.org
This paper presents a feasibility study for using two new imaging geometries for synchrotron
X-ray fluorescence emission tomography (XFET) applications. In the proposed approaches, …