Results 41 to 50 of about 6,079 (238)

The Effect of String Tension Variation on the Perceived Pitch of a Classical Guitar

open access: yesExchanges, 2014
Actual motion of a vibrating guitar string is a superposition of many possible shapes (modes) in which it could vibrate. Each of these modes has a corresponding frequency, and the lowest frequency is associated with a shape idealised as a single wave ...
Wanda Jadwiga Lewis, James Raphael Smith
doaj  

Origin of multiple periodicities in the Fourier power spectra of the Plasmodium falciparum genome

open access: yesBMC Genomics, 2011
Background Fourier transforms and their associated power spectra are used for detecting periodicities and protein-coding genes and is generally regarded as a well established technique. Many of the periodicities which have been found with this method are
Nunes Miriam CS   +2 more
doaj   +1 more source

High-spin Metal Centres in Dipolar EPR Spectroscopy

open access: yesCHIMIA, 2018
The substitution of Mg2+ by Mn2+ in the bacterial DnaB helicase from Helicobacter pylori, an ATP:Mg2+-fuelled protein engine, allows electron paramagnetic resonance (EPR) spectroscopy to be performed on this system.
Katharina Keller   +6 more
doaj   +1 more source

Leukemia and Exposure to Potential Benzene Sources in Children From the Mexico City Metropolitan Area, 2010–2021: A Geospatial Analysis

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Leukemia is the most common childhood cancer in Mexico, and acute lymphoblastic leukemia (ALL) is the most frequent subtype. Exposure to high concentrations of benzene has been associated with ALL incidence, particularly in urban areas. This study evaluated the relationship between distance to benzene emission sources and the number
Orlando Rivera Zurita   +5 more
wiley   +1 more source

Two-Photon Vibrational Transitions in 16O2+ as Probes of Variation of the Proton-to-Electron Mass Ratio

open access: yesAtoms, 2018
Vibrational overtones in deeply-bound molecules are sensitive probes for variation of the proton-to-electron mass ratio μ . In nonpolar molecules, these overtones may be driven as two-photon transitions.
Ryan Carollo   +2 more
doaj   +1 more source

An [Imperfect] Case for Dyadic Research in Pediatric Psychosocial Oncology

open access: yes
Pediatric Blood &Cancer, EarlyView.
Stephanie M. Nanos   +2 more
wiley   +1 more source

Psychosocial Functioning After Pediatric Bone Sarcoma: Generic and Survivor‐Specific Outcomes in Adolescent and Young Adult Patients

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Pediatric bone sarcoma patients and survivors may experience psychosocial challenges related to childhood cancer after their intensive, body‐altering treatment. This cross‐sectional study aimed to evaluate generic and survivor‐specific psychosocial outcomes in a national cohort of pediatric bone sarcoma patients and survivors, and ...
Hinke van der Hoek   +14 more
wiley   +1 more source

The problem of defining myth

open access: yesScripta Instituti Donneriani Aboensis, 1972
The first thing that one realises in trying to grasp the semantic implications of myth is that myth can cover an extremely wide field. The way in which the term myth is commonly used reveals, too, that the word is loaded with emotional overtones.
Lauri Honko
doaj   +1 more source

Ironic Medications: A Narrative‐Based Psycho‐Educational Intervention to Explore Patient–Provider Communication in Adolescents With Haematological Cancer

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Adolescents with haematological malignancies face significant emotional and relational challenges, often accompanied by difficulties in communicating their needs within the healthcare context. To address these issues, a narrative‐based psycho‐educational intervention based on the creation and prescription of Ironic Medications was ...
Marta Stoppa   +7 more
wiley   +1 more source

Utopian thought and the criticism of Popper, Molnar and Marcuse

open access: yesIztapalapa, 2014
Starting from the conceptual analysis of the term “Utopian thinking” and its distinction from particular utopias it is sought to dismantle three different criticisms made to that mindset.
Lucas E. Misseri
doaj  

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