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Article
Open AccessSimulating the fabrication of aluminium oxide tunnel junctions
Aluminium oxide (AlOx) tunnel junctions are important components in a range of nanoelectric devices including superconducting qubits where they can be used as Josephson junctions. While many improvements in the r...
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Article
Open AccessAb initio calculation of energy levels for phosphorus donors in silicon
The s manifold energy levels for phosphorus donors in silicon are important input parameters for the design and modeling of electronic devices on the nanoscale. In this paper we calculate these energy levels from...
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Article
Open AccessPrevalence of human papillomavirus among oesophageal squamous cell carcinoma cases: systematic review and meta-analysis
Oncogenic human papillomavirus (HPV) has been hypothesised as a risk factor for oesophageal squamous cell carcinoma (OSCC), but aetiological research has been limited by the varying methodology used for establ...
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Article
Open AccessPrevalence of papillomavirus infection in women in Ibadan, Nigeria: a population-based study
To investigate the prevalence of and the risk factors for cervical infection with human papillomavirus (HPV) in an inner-city area of Ibadan, Nigeria, we interviewed and obtained a sample of cervical cells fro...
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Article
Open AccessComparison of HPV type distribution in high-grade cervical lesions and cervical cancer: a meta-analysis
Particular types of human papillomavirus (HPV) infection may preferentially progress from high-grade squamous intraepithelial lesions (HSIL) to squamous cell carcinoma of the cervix (SCC). We performed a meta-...
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Article
Open AccessHuman papillomavirus infection and use of oral contraceptives
Human papillomavirus (HPV) infection is thought to be a necessary but not sufficient cause of most cases of cervical cancer. Since oral contraceptive use for long durations is associated with an increased risk...
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Article
Open AccessHuman papillomavirus types in invasive cervical cancer worldwide: a meta-analysis
This study investigated regional variations in the contribution made by different human papilloma (HPV) types to invasive cervical cancer (ICC). A total of 85 studies using polymerase chain reaction to estimat...
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Chapter
The North East Coastline of Scotland
The coastline of Northeast Scotland in plan is determined by faults running close inshore to both North Sea and Moray Firth coasts. Three broad subdivisions can be identified where differences of lithology and...
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Chapter
The Effect of Plants on the Degradation and Toxicity of Petroleum Contaminants in Soil: A Field Assessment
A field project located at the US Naval Base at Port Hueneme, California was designed to evaluate changes in contaminant concentrations and toxicity during phytoremediation. Vegetated plots were established in...
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Article
Open AccessPrevalence and determinants of human papillomavirus genital infection in men
Four-hundred-forty-five husbands of women with invasive cervical carcinoma, 165 of women with in situ cervical cancer, and 717 of control women (age range 19–82 years) were interviewed and a sample of exfoliated ...
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Chapter and Conference Paper
Product Structuring for Design Re-use
The contemporary view of design re-use reflects the utilisation of any knowledge gained from a design activity and not just of past designs of artefacts. Structuring knowledge from the design process is an ess...
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Article
The human glia maturation factor-gamma gene: genomic structure and mutation analysis in gliomas with chromosome 19q loss
Human glia maturation factor-gamma (hGMF-γ) is a recently identified gene that may be involved in glial differentiation, neural regeneration, and inhibition of tumor cell proliferation. The gene maps to the l...
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Article
Feeding Preterm Infants after Hospital Discharge: Effect of Dietary Manipulation on Nutrient Intake and Growth
The objective of this study was to compare formula intake, the time of weaning, and growth in preterm infants (≤1750-g birth weight, ≤34-wk gestation) fed a standard term or preterm infant formula after initia...
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Chapter
Control of Stress-Accelerated Oxygen-Assisted Cracking of INCOLOY® Alloy 908 Sheath for Nb3Sn Cable-in-Conduit
INCOLOY® alloy 908 is a controlled thermal expansion precipitation hardenable Ni-Fe superalloy having outstanding cryogenic properties to 4 K. The alloy was developed for Nb3Sn cable-in-conduit sheathing and othe...
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Article
Magnetic Circular Dichroism of Low-Temperature-Grown AlxGa1-xAs
We study magnetic circular dichroism of absorption (MCDA) of LT AlxGa1−xAs as a function of aluminum content. The MCDA spectrum of LT AlxGa1−xAs is distinctly different from the MCDA spectrum of LT GaAs, which ha...
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Article
Electrical characteristics of low temperature-Al0.3Ga0.7As
In this work, we present electrical characterizations of n+ GaAs/low temperature (LT)-Al0.3Ga0.7As/n+ GaAs resistor structures in which the LT layers are grown at nominal substrate temperatures of 250 and 300°C. ...
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Article
Growth of Strain-Free GaAs on Si/Sapphire
GaAs epitaxial layers were successfully grown on Si/Sapphire substrates using Molecular Beam Epitaxy(MBE). Residual compressive strain was found in GaAs films on Si/Sapphire. By Photoluminescence, the magnitude o...
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Article
Surface States at LT GaAs-n+ GaAs Interfaces
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Article
Contents of the Proceedings of the 2nd National Conference on Design and Technology Educational Research and Curriculum Development (1989)
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Article
MBE Growth of High Quality (111)B GaAs, GaInAs, AND AlInAs
Growth of (111)B oriented GaAs, GaInAs, and AlInAs by MBE was investigated through a study of surface morphology, RHEED patterns, and photoluminescence. Considering growth on both nominally oriented and 2 ° mi...
