Results 31 to 40 of about 3,916,819 (226)

How and why adults use cannabis during physical activity

open access: yesJournal of Cannabis Research, 2022
Background With increased legalization of cannabis, users are combining cannabis with exercise. The purpose of this study is to understand how and why people use cannabis when participating in physical activity.
Whitney L. Ogle   +3 more
doaj   +1 more source

In Situ Constructed Magnetic Core‐Shell Hydrogen‐Bonded Organic Framework‐on‐Metal–Organic Framework Structure: an Efficient Catalyst for Peroxymonosulfate Activation

open access: yesAdvanced Functional Materials, EarlyView.
In this work, a magnetic core‐shell catalyst (HOF‐on‐Fe3O4/ZIF‐67) is successfully synthesized, consisting of a metal–organic framework (ZIF‐67) with magnetic Fe3O4 as the core and a porous hydrogen‐bonded organic framework (HOF) as the shell. The catalyst efficiently activated peroxymonosulfate, resulting in rapid and effective removal of water ...
Yingying Du   +4 more
wiley   +1 more source

Applicazioni di Structure from Motion (SFM) e realizzazioni di fotopiani georeferenziati nell'ambito dell'archeologia d'emergenza.

open access: yesArcheomatica, 2014
In recent years, much of the archaeological intervetions have been executed in the context of public works. To operate in such an environment involves the ability to interact synergistically with other professionals, a combination of a high level of ...
Maria Fortunati   +5 more
doaj  

Cuntz-Krieger algebras associated with Hilbert $C^*$-quad modules of commuting matrices [PDF]

open access: yes, 2012
Let ${\cal O}_{{\cal H}^{A,B}_\kappa}$ be the $C^*$-algebra associated with the Hilbert $C^*$-quad module arising from commuting matrices $A,B$ with entries in $\{0,1\}$.
Abstract Let O, Kengo Matsumoto
core  

Profile alterations of a symmetrical light pulse coming through a quantum well

open access: yes, 2000
The theory of a response of a two-energy-level system, irradiated by symmetrical light pulses, has been developed.(Suchlike electronic system approximates under the definite conditions a single ideal quantum well (QW) in a strong magnetic field {\bf H ...
D. A. Contreras-Solorio   +16 more
core   +1 more source

Pentagonal 2D Altermagnets: Material Screening and Altermagnetic Tunneling Junction Device Application

open access: yesAdvanced Functional Materials, EarlyView.
From a database of 170 pentagonal 2D materials, 4 candidates exhibiting altermagnetic ordering are screened. Furthermore, the spin‐splitting and unconventional boundary states in the pentagonal 2D altermagnetic monolayer MnS2 are investigated. A MnS2‐based altermagnetic tunneling junction is designed and, through ab initio quantum transport simulations,
Jianhua Wang   +8 more
wiley   +1 more source

Addressing Barriers to Research-Informed Practice: A Library and Social Work Collaboration to Empower Future Practitioners

open access: yesCommunications in Information Literacy
Social work education prioritizes the use of research to inform practice. As university students, prospective social workers have a wealth of research available to them as well as librarians to help them find, evaluate, and use that information. However,
Amanda Dinscore, Debbie Gonzalez
doaj   +1 more source

Dispensing Volumetric Additive Manufacturing

open access: yesAdvanced Functional Materials, EarlyView.
Dispensing volumetric additive manufacturing (DVAM) prints 3D structures inside a photocurable resin droplet suspended from the tip of a glass pipette, enabling sequential printing without resin vats or manual part removal. Real‐time droplet profiling and ray‐tracing‐based correction compensate for optical distortion at the curved resin‐air interface ...
Hongryung Jeon   +5 more
wiley   +1 more source

Lack of Neuromuscular Fatigue Due to Recreational Doubles Pickleball

open access: yesJ
Background: The lack of knowledge about physical responses to pickleball creates a clear gap about performance in this sport. The purpose of this study was to investigate neuromuscular fatigue caused by playing doubles pickleball.
Eric Martin   +4 more
doaj   +1 more source

Aplicación de materiales orgánicos e inorgánicos en la adsorción de fósforo en un Oxisol Application of organic and inorganic materials and phosphorus adsorption in an Oxisol

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2008
Los oxisoles presentan alta fijación de fósforo (P) ocasionada por hidróxidos y óxidos de hierro y aluminio presentes en las arcillas. La aplicación de mezclas de materiales orgánicos e inorgánicos puede ayudar a disminuir dicha fijación.
Martha C. Daza-Torres   +2 more
doaj   +1 more source

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