Results 31 to 40 of about 1,880,244 (286)

Migration and Distribution Characteristics of Proppant at the Corner of Horizontal Fracture Network in Coal Seam

open access: yesFrontiers in Earth Science, 2021
A complex fracture network is composed of many similar structures. The migration law of proppant at each structure is the core and basic content of the migration law of proppant in complex fracture network, and there is little research.
Qingying Cheng   +6 more
doaj   +1 more source

Keeping it Safe: Space Heaters

open access: yesEDIS, 2019
Each year, hundreds of people go to hospital emergency rooms because of injuries related to space heaters. When clothing comes in contact with a heating element or flame it can catch fire. Leaking gas can cause explosions.
Mary N. Harrison
doaj   +5 more sources

The Relationship between Psychological Distress, Sociodemographic Variables, and Mental Health for Adolescents During the COVID-19 Pandemic

open access: yesJournal of Business and Social Review in Emerging Economies, 2022
Purpose: The current study examined the impact of demographic correlates such as socio-economic status, family structure, resources, pre-existing physical and mental health conditions, and the home environment on the psychological distress reported by ...
Tooba Fatima   +3 more
doaj   +1 more source

Is "Safety" Dangerous? A Critical Examination of the Classroom as Safe Space

open access: yesCanadian Journal for the Scholarship of Teaching and Learning, 2010
The notion that the classroom can, indeed must, be a safe space to promote student engagement and enhance academic outcomes is pervasive in the teaching and learning literature.
Betty J. Barrett
doaj   +1 more source

Shared-Control for a UAV Operating in the 3D Space [PDF]

open access: yes, 2015
This paper presents a shared-control scheme for a UAV moving in a 3D space while its feasible Cartesian position set is defined by a group of linear inequalities. A hysteresis switch is used to combine the human input and the feedback control input based
Astolfi, A, Jiang, J
core   +2 more sources

(Un)Safe spaces

open access: yesPsychotherapy & Politics International, 2023
Clinical psychology is traditionally a profession that is dominated by White, socioeconomically middle-class women. It took worldwide protests, campaigns, and initiatives following the murder of George Floyd to convince the field of psychology to finally acknowledge and admit its historic and present role in the reproduction of institutional racism. As
Jada Brown, Saafi Mousa
openaire   +1 more source

Intravitreal GD2‐Specific Chimeric Antigen Receptor T‐Cell Therapy for Refractory Retinoblastoma

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Effective treatments for advanced, treatment‐resistant retinoblastoma (RB) remain limited. GD2‐specific chimeric antigen receptor (CAR) T cells show potent antitumor activity with minimal toxicity but have not previously been evaluated in RB.
Subongkoch Subhadhirasakul   +13 more
wiley   +1 more source

Considering the Classroom as a Safe Space [PDF]

open access: yes, 2017
In the APA Newsletter on Feminism and Philosophy, Lauren Freeman (2014) advocates that faculty turn their classrooms into “safe spaces” as a method for increasing the diversity of philosophy majors.
Sackris, David
core  

Assessment of Soil Fertility Status under Soil Degradation Rate Using Geomatics in West Nile Delta

open access: yesLand, 2022
The presence of a noticeable rate of degradation in the land of the Nile Delta reduces the efficiency of crop production and hinders supply of the increasing demand of its growing population.
Mohamed A. E. AbdelRahman   +4 more
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

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