Results 11 to 20 of about 19,641,486 (386)

Logarithmic primary fields in conformal and superconformal field theory [PDF]

open access: yesNuclear Physics B, 2005
17 pages LaTeX 2e, references added, journal details ...
Flohr   +11 more
openaire   +4 more sources

Superconformal primary fields on a graded Riemann sphere [PDF]

open access: yesJournal of Mathematical Physics, 2004
Primary superfields for a two-dimensional Euclidean superconformal field theory are constructed as sections of a sheaf over a graded Riemann sphere. The transformation law is found to be the same as that of an O(N) extended primary field. The construction is then applied to the N=3 Neveu–Schwarz case. Various quantities in the N=3 theory are calculated,
Ademollo M.   +12 more
openaire   +5 more sources

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

Influence of the geomagnetic field and of the uncertainties in the primary spectrum on the development of the muon flux in the atmosphere [PDF]

open access: green, 2005
In this paper we study the sensitivity of the flux of atmospheric muons to uncertainties in the primary cosmic ray spectrum and to the treatment of the geomagnetic field in a calculation.
P. Hansen   +3 more
openalex   +4 more sources

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

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

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

Complex Receptive Fields in Primary Visual Cortex [PDF]

open access: yesThe Neuroscientist, 2003
In the early 1960s, Hubel and Wiesel reported the first physiological description of cells in cat primary visual cortex. They distinguished two main cell types: simple cells and complex cells. Based on their distinct response properties, they suggested that the two cell types could represent two consecutive stages in receptive-field construction ...
Martínez, Luis M., Alonso, José-Manuel
openaire   +9 more sources

COVID-19 Outbreak Investigation in a boarding school, Marondera district, Mashonaland East Province, Zimbabwe, 2020: A case-control study

open access: yesJournal of Interventional Epidemiology and Public Health, 2022
Introduction: On the 23rd of November 2020, 14 days after the full re-opening of schools, a student from a boarding school in Mashonaland east province had an influenza-like illness which was confirmed as COVID-19.
Farai Josphas Chitiyo   +5 more
doaj   +1 more source

Exposure to known COVID-19 infection risk factors among healthcare workers responding to COVID-19 outbreak in Lagos State, Nigeria-2020

open access: yesJournal of Interventional Epidemiology and Public Health, 2021
Introduction: Globally, over 790,000 deaths of COVID-19 cases were reported by August 20, 2020, these numbers included healthcare workers (HCW). The high infection rate among HCW to COVID-19 is worrisome requiring countries to protect them.
Olugbenga Odukanmi   +9 more
doaj   +1 more source

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