Results 21 to 30 of about 8,257 (214)

Living at the Extremes: Extremophiles and the Limits of Life in a Planetary Context

open access: yesFrontiers in Microbiology, 2019
Prokaryotic life has dominated most of the evolutionary history of our planet, evolving to occupy virtually all available environmental niches. Extremophiles, especially those thriving under multiple extremes, represent a key area of research for ...
Nancy Merino   +12 more
doaj   +1 more source

Disappearance

open access: yesOñati Socio-Legal Series, 2018
Life and death have been in the center of research on disappearance; disappearance is actually an unknown on those states: are they alive? Are they dead? Those unknowns are interwoven in a process where life and death constitute no longer a dichotomy and
Ignacio Irazuzta   +2 more
doaj   +1 more source

The Physical, Chemical and Physiological Limits of Life

open access: yesLife, 2015
Life on Earth displays an incredible diversity in form and function, which allows it to survive not only physical extremes, but also periods of time when it is exposed to non-habitable conditions. Extreme physiological adaptations to bridge non-habitable
Dirk Schulze-Makuch   +2 more
doaj   +1 more source

Geophysical constraints on microbial biomass in subseafloor sediments and coal seams down to 2.5 km off Shimokita Peninsula, Japan

open access: yesProgress in Earth and Planetary Science, 2018
To understand the ability of microbial life to inhabit a deep subseafloor coalbed sedimentary basin, the correlation between fluid transport properties and the abundance of microbial cells was investigated based on core samples collected down to about 2 ...
Wataru Tanikawa   +4 more
doaj   +1 more source

Drug Shelf Life and Release Limits Estimation Based on Manufacturing Process Capability

open access: yesPharmaceutics, 2023
Specification limits are the competence regulatory agencies, whereas the release limit is a manufacturer’s internal specification to be applied at the time of batch release to assure that quality attributes will remain within the specification limits ...
Alexis Oliva, Matías Llabrés
doaj   +1 more source

The real limits to marine life: a further critique of the Respiration Index [PDF]

open access: yesBiogeosciences, 2013
The recently proposed "Respiration Index" (RI = log PO2/PCO2) suggests that aerobic metabolism is limited by the ratio of reactants (oxygen) to products (carbon dioxide) according to the thermodynamics of cellular respiration.
B. A. Seibel, J. J. Childress
doaj   +1 more source

A Note on Limits and Trends in PV Cells and Modules

open access: yesApplied Sciences, 2022
The key components of photovoltaic (PV) systems are PV modules representing basic devices, which are able to operate in outdoor conditions for a long time.
Vitezslav Benda, Ladislava Cerna
doaj   +1 more source

Bridging the Loneliness Gap: Depression, Connectivity, and Isolation in Pediatric Oncology Patients and Their Peers

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Loneliness is associated with adverse physical and mental health outcomes and remains understudied in children and adolescents undergoing cancer therapy. Pediatric oncology patients may be at increased risk due to medical isolation and disruption of social networks.
Charlotte N. Stahlfeld   +5 more
wiley   +1 more source

The Purpose of Life and the Meaning in Life: History of Philosophy and Limits of Rational Reconstruction

open access: yesSententiae, 2015
The article analyses whether it is correct to extrapolate the concept of "meaning in life" developed by Thaddeus Metz to the doctrines of ancient philosophers, including Thomas Aquinas.
Elvira Chukhray
doaj   +1 more source

Are liberal objections to consumption corridors justified? On the relation of freedom and limits in green liberal thought

open access: yesSustainability: Science, Practice, & Policy, 2021
The concept of consumption corridors proposes minimum and maximum limits to consumption on the normative premises of justice, human wellbeing, and guarantees of a good life for all.
Tobias Gumbert, Carolin Bohn
doaj   +1 more source

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