Search Results - "Le Roux, Jean"
-
1
Influence of mean stress and pressurized water reactor environment on the fatigue behavior of a 304L austenitic stainless steel
Published in Fatigue & fracture of engineering materials & structures (01-10-2023)“…Abstract Uniaxial strain‐controlled fatigue tests were carried out on a 304L austenitic stainless‐steel specimens in air at 300°C and in pressurized water…”
Get full text
Journal Article -
2
Obstetric and neonatal outcomes in South Africa
Published in Vaccine (27-02-2024)“…•Background rates of maternal foetal and neonatal adverse events in South Africa have been assessed to support safety assessment of vaccines.•Retrospective…”
Get full text
Journal Article -
3
On the high cycle fatigue behavior of a type 304L stainless steel at room temperature
Published in International journal of fatigue (01-05-2012)“…► High cycle fatigue tests are run on a AISI 304L stainless steel. ► The effect on the cyclic behavior and lifetime of a mean stress is investigated. ► An…”
Get full text
Journal Article -
4
Measurement of the diffuse field sound absorption using a sound field synthesis method
Published in Acta acustica (2023)“…A method for measuring the diffuse field sound absorption coefficient of a material using sound field synthesis is proposed. A planar loudspeaker array is…”
Get full text
Journal Article -
5
Unraveling Salinity Extreme Events in Coastal Environments: A Winter Focus on the Bay of Brest
Published in Frontiers in Marine Science (21-07-2021)“…Extreme weather events affect coastal marine ecosystems. The increase in intensity and occurrence of such events drive modifications in coastal hydrology and…”
Get full text
Journal Article -
6
Relational Hubs for Collaborative Landscape Stewardship
Published in Society & natural resources (03-05-2020)“…Landscape stewardship is considered an important place-based approach to addressing sustainability challenges. Working at landscape-level requires…”
Get full text
Journal Article -
7
Characterization of acoustic materials at arbitrary incidence angle using sound field synthesis
Published in Acta acustica (2022)“…Standardized methods for measuring sound absorption such as the impedance tube and reverberation chamber methods are limited to normal or diffuse incidence,…”
Get full text
Journal Article -
8
The clinical and demographic profile of women living with HIV admitted to the acute unit at Stikland Psychiatric Hospital
Published in Southern African journal of HIV medicine (2021)“…There is a paucity of research on the clinical profile of women living with human immunodeficiency virus (HIV) (WLWH) admitted with acute mental health…”
Get full text
Journal Article -
9
PWR Effect On Crack Initiation Under Equi-biaxial Loading
Published in MATEC Web of Conferences (01-01-2018)“…The lifetime extension of the nuclear power stations is considered as an energy challenge worldwide. That is why, the risk analysis and the study of various…”
Get full text
Journal Article Conference Proceeding -
10
Measuring the radiation of sound sources with the radiation mode method: Towards realistic problems
Published in The Journal of the Acoustical Society of America (01-03-2024)“…The measurement of the pressure field radiated by a sound source has many applications in the fields of noise control and loudspeaker system design. In this…”
Get full text
Journal Article -
11
Mean Stress Effect on the Fatigue Life of 304L Austenitic Steel in Air and PWR Environments Determined with Strain- and Load-Controlled Experiments
Published in Metals (Basel ) (01-02-2021)“…The mean stress effect on the fatigue life of 304L austenitic steel was evaluated at 300 °C in air and pressurized water reactor (PWR) environments. Uniaxial…”
Get full text
Journal Article -
12
Environmental Effect on Fatigue Crack Initiation under Equi-Biaxial Loading of an Austenitic Stainless Steel
Published in Metals (Basel ) (01-02-2021)“…The lifetime extension of nuclear power stations is considered an energy challenge worldwide. That is why the risk analysis and the study of various effects of…”
Get full text
Journal Article -
13
Characterization of Austenitic Stainless Steels with Regard to Environmentally Assisted Fatigue in Simulated Light Water Reactor Conditions
Published in Metals (Basel ) (01-02-2021)“…A substantial amount of research effort has been applied to the field of environmentally assisted fatigue (EAF) due to the requirement to account for the EAF…”
Get full text
Journal Article -
14
More Frequent HIV Viral Load Testing With Point-Of-Care Tests Detects Elevated Viral Load Earlier in Postpartum HIV-Positive Women in a Randomized Controlled Trial in Two Clinics in Johannesburg, South Africa
Published in Journal of acquired immune deficiency syndromes (1999) (15-12-2023)“…Background: Elevated maternal HIV viral load (VL) increases vertical transmission risk for breastfeeding children. This randomized controlled trial in…”
Get full text
Journal Article -
15
Load path effect on fatigue crack propagation in I+II+III mixed mode conditions – Part 1: Experimental investigations
Published in International journal of fatigue (01-05-2014)“…•Tests were conducted to analyze the load path effect on I+II+III mixed mode fatigue crack growth.•In each test the peak values and stress intensity factors…”
Get full text
Journal Article Conference Proceeding -
16
Classification of metallic alloys for fatigue damage accumulation: A conservative model under strain control for 304 stainless steels
Published in International journal of fatigue (01-01-2015)“…•Opposite sequence effect in strain and stress control is related to elastic–plastic memory behavior.•CSSC with pre-hardening accounts for memory effect which…”
Get full text
Journal Article -
17
High prevalence of SARS-CoV-2 antibodies in pregnant women after the second wave of infections in the inner-city of Johannesburg, Gauteng Province, South Africa
Published in International journal of infectious diseases (01-12-2022)“…•A SARS-CoV-2 seroprevalence study was conducted after the second wave of COVID infections.•The study included pregnant women in two urban antenatal clinics in…”
Get full text
Journal Article -
18
Estimation of Loudspeaker Frequency Response and Directivity Using the Radiation-Mode Method
Published in Journal of the Audio Engineering Society (27-02-2019)Get full text
Journal Article -
19
Toward consistent fatigue crack initiation criteria for 304L austenitic stainless steel under multi-axial loads
Published in International journal of fatigue (01-06-2015)“…•15 fatigue crack initiation criteria are evaluated using data of 225 tests.•A new framework to correlate experimental data under multi-axial loadings is…”
Get full text
Journal Article -
20
Load path effect on fatigue crack propagation in I+II+III mixed mode conditions – Part 2: Finite element analyses
Published in International journal of fatigue (01-05-2014)“…•3D FE analyses were conducted to analyze the load path effect on mixed mode fatigue crack growth.•A non-linear kinematics hardening rule for the material was…”
Get full text
Journal Article Conference Proceeding