Results 1 to 10 of about 359,584 (246)

Mental health condition of college students compared to non-students during COVID-19 lockdown: the CONFINS study

open access: yesBMJ Open, 2021
Objectives To estimate the effect of student status on mental health condition during COVID-19 general lockdown in France.Design Cross-sectional analysis comparing students and non-students recruited in the same study.Setting Participants of the web ...
Julie Arsandaux   +10 more
doaj   +1 more source

Space-time fractional diffusion: transient flow to a line source

open access: yesOil & Gas Science and Technology, 2021
Nonlocal diffusion to a line source well is addressed by space-time fractional diffusion to model transients governed by both long-range connectivity and distorted flow paths that result in interruptions in the geological medium as a consequence of ...
Raghavan Rajagopal, Chen Chih
doaj   +1 more source

Addressing nonlinear transient diffusion in porous media through transformations

open access: yesOil & Gas Science and Technology, 2021
The nonlinear differential equation describing flow of a constant compressibility liquid in a porous medium is examined in terms of the Kirchhoff and Cole-Hopf transformations.
Raghavan Rajagopal, Chen Chih
doaj   +1 more source

An application of a multiindex, time-fractional differential equation to evaluate heterogeneous, fractured rocks

open access: yesScience and Technology for Energy Transition, 2023
A multiindex, distributed fractional differential equation is derived and solved in terms of the Laplace transformation. Potential applications of the proposed model include the study of fluid flow in heterogeneous rocks, the examination of bimodal fluid
Raghavan Rajagopal, Chen Chih
doaj   +1 more source

Kappa [PDF]

open access: yesProceedings of the 11th ACM Symposium on Cloud Computing, 2020
Serverless computing has recently emerged as a new paradigm for running software on the cloud. In this paradigm, programs need to be expressed as a set of short-lived tasks, each of which can complete within a short bounded time (e.g., 15 minutes on AWS Lambda).
Wen Zhang   +3 more
openaire   +1 more source

Subdiffusive flow in a composite medium with a communicating (absorbing) interface

open access: yesOil & Gas Science and Technology, 2020
Two-dimensional subdiffusion in media separated by a partially communicating interface is considered. Starting with the appropriate Green’s functions, solutions are developed in terms of the Laplace transformation reflecting two circumstances at the ...
Raghavan Rajagopal, Chen Chih-Cheng
doaj   +1 more source

Contribution of perceived loneliness to suicidal thoughts among French university students during the COVID-19 pandemic

open access: yesScientific Reports, 2022
Restrictive measures during the COVID-19 epidemic have led to increased levels of loneliness, especially among university students, although the influence on suicidal thoughts remains unclear.
Melissa Macalli   +4 more
doaj   +1 more source

Gut mycobiome dysbiosis contributes to the development of hypertension and its response to immunoglobulin light chains

open access: yesFrontiers in Immunology, 2022
ObjectivesHuman gut microbiome has gained great attention for its proposed roles in the development of hypertension. The fungal microbiome in the human gut (i.e.
Yeqing Zou   +5 more
doaj   +1 more source

A study in fractional diffusion: Fractured rocks produced through horizontal wells with multiple, hydraulic fractures

open access: yesOil & Gas Science and Technology, 2020
The spatiotemporal evolution of transients in fractured rocks often displays unusual characteristics and is traced to multifaceted origins such as micro-discontinuity in rock properties, rock fragmentation, long-range connectivity and complex flow paths.
Raghavan Rajagopal, Chen Chih Cheng
doaj   +1 more source

A repeated cross-sectional analysis assessing mental health conditions of adults as per student status during key periods of the COVID-19 epidemic in France

open access: yesScientific Reports, 2021
Previous studies have shown the negative impact of the COVID-19 epidemic on students’ mental health. It is, however, uncertain whether students are really at higher risk of mental health disturbances than non-students and if they are differentially ...
Melissa Macalli   +4 more
doaj   +1 more source

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