Results 1 to 10 of about 15,652,676 (359)

Analysis of Primary Field Shielding Stability for the Weak Coupling Coil Designs. [PDF]

open access: yesSensors (Basel), 2020
As an electromagnetic field conversion tool in the transient electromagnetic method (TEM), the weak coupling coils reduce the mutual inductance of its transmitter and receiver coils by special structural optimization, so the detection signal can be ...
Huang J, Wang H, Fu Z, Fu W.
europepmc   +2 more sources

Primary field experiences: Critical for primary generalist physical education teachers? [PDF]

open access: yesEuropean Physical Education Review, 2021
Generalist primary teachers teach physical education in many countries, and their preparation has been the subject of attention internationally. While they undertake field experiences as part of their preparation to teach, it is unclear how much of their
F. Murphy, Susan Marron, M. Coulter
semanticscholar   +4 more sources

Universal Generators for Primary Closures of Galois Fields [PDF]

open access: green, 2001
If \( \bar{F} \) is an algebraic closure of a Galois field F, then for each integer n ≥ 1 there is exactly one subfield E n of \( \bar{F} \) containing F and having degree n over F. For a prime number r, we consider the r-primary closure \( {\bar{F}_{r}}: = \bigcup {_{{m \geqslant 0}}{E_{{{r^{m}}}}}} \) over F and prove, under the assumption that r ≥ 7,
Dirk Hachenberger
openalex   +3 more sources

Cholera outbreak in some communities in North-East Nigeria, 2019: an unmatched case–control study

open access: yesBMC Public Health, 2023
Background Cholera, a diarrheal disease caused by the bacterium Vibrio cholerae, transmitted through fecal contamination of water or food remains an ever-present risk in many countries, especially where water supply, sanitation, food safety, and hygiene ...
Idowu O. Fagbamila   +10 more
doaj   +1 more source

Pulsed Field Ablation for the Treatment of Atrial Fibrillation: PULSED AF Pivotal Trial

open access: yesCirculation, 2023
Background: Pulsed field ablation uses electrical pulses to cause nonthermal irreversible electroporation and induce cardiac cell death. Pulsed field ablation may have effectiveness comparable to traditional catheter ablation while preventing thermally ...
A. Verma   +14 more
semanticscholar   +1 more source

Characteristics of COVID-19 cases and factors associated with their mortality in Katsina State, Nigeria, April-July 2020

open access: yesJournal of Interventional Epidemiology and Public Health, 2021
Introduction: COVID-19 was first detected in Daura, Katsina State, Nigeria on 4 April 2020. We characterized the cases and outlined factors associated with mortality.
Suleiman Idris Ahmad   +22 more
doaj   +1 more source

Guidelines for the Diagnosis and Treatment of Primary Liver Cancer (2022 Edition)

open access: yesLiver Cancer, 2023
Background: Primary liver cancer, of which around 75–85% is hepatocellular carcinoma in China, is the fourth most common malignancy and the second leading cause of tumor-related death, thereby posing a significant threat to the life and health of the ...
Jian Zhou   +101 more
semanticscholar   +1 more source

Primary fields in celestial CFT [PDF]

open access: yesJournal of High Energy Physics, 2019
Abstract The basic ingredient of CCFT holography is to regard four-dimensional amplitudes describing conformal wave packets as two-dimensional conformal correlation functions of the operators associated to external particles. By construction, these operators transform as quasi-primary fields under SL(2, ℂ) conformal symmetry group ...
Fotopoulos, Angelos, Taylor, Tomasz
openaire   +4 more sources

COVID-19 vaccine roll-out at the community level in developing countries: Lessons learnt from Cross River State, Nigeria

open access: yesPublic Health in Practice, 2022
Since the first COVID-19 case was reported in Nigeria in February 2020, the Country’s effort to curb the surge in cases and protect people from the disease was undeniable, as does Cross River State (CRS).
Chisom Emeka   +8 more
doaj   +1 more source

Factors associated with contracting Severe Acute Respiratory Syndrome Corona Virus type-2 in Norton Town, Zimbabwe, 2021: a case-control study

open access: yesJournal of Interventional Epidemiology and Public Health, 2022
Introduction: Coronavirus disease 2019 (COVID-19) is a disease of global public health concern. Norton Hospital recorded 120 people who tested positive for Severe Acute Respiratory Syndrome Coronavirus-2 (SARS-CoV-2) on Reverse Transcriptase-Polymerase ...
Memory Chimsimbe   +6 more
doaj   +1 more source

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