Results 121 to 130 of about 242,126 (310)

Research study of some RAM antennas Final report, 18 Nov. 1964 - 18 Jun. 1965 [PDF]

open access: yes
Input impedance and radiation pattern determinations for cylindrical gap, waveguide excited and circular waveguide slot antenna ...
Butler, L.   +5 more
core   +1 more source

Clinical Practice Guideline for Evaluation and Management of Peripheral Nervous System Manifestations in Sjögren's Disease

open access: yesArthritis Care &Research, EarlyView.
Objective Sjögren's disease is an autoimmune disorder that can impact multiple organ systems, including the peripheral nervous system (PNS). PNS manifestations, which can exist concurrently, include mononeuropathies, polyneuropathies, and autonomic nervous system neuropathies.
Anahita Deboo   +88 more
wiley   +1 more source

The Theoretical and Experimental Determination of the Input Impedance of a Small Loop of Electric Current Immersed in an Anisotropic Plasma [PDF]

open access: yes
Exact expression for input impedance of small loop of electric current when loop is immersed in infinite, homogeneous, cold anisotropic ...
Duff, G. L., Mittra, R.
core   +1 more source

The problem of offset in acoustic pulse reflectometry [PDF]

open access: yes, 2007
Acoustic pulse reflectometry has become established as a useful non-invasive technique for measuring a variety of duct properties. A sound pulse is injected into the duct under investigation and the resultant reflections are recorded.
Li, Aijun, Sharp, David B.
core  

Temporal Trends and Short‐ and Long‐Term Mortality of People With Acute Myocardial Infarction and Rheumatoid Arthritis: A Nationwide Cohort Study

open access: yesArthritis Care &Research, EarlyView.
Objective We investigated whether a diagnosis of rheumatoid arthritis (RA) affects the quality of inpatient acute myocardial infarction (AMI) care and long‐term mortality post‐AMI. Methods We analyzed data from 784,091 adults, 6,047 with a diagnosis of RA, from England and Wales hospitalized with AMI between 2005 and 2019 from the Myocardial Ischaemia ...
Megan Butler   +8 more
wiley   +1 more source

Enhancement of RF-DC Converters Efficiency by Input Impedance Optimization

open access: yesIEEE Access
The Internet of Things has transformed modern technology relying on sensors powered by batteries. However, the environmental impact of batteries is a significant concern.
Helena Ribeiro   +3 more
doaj   +1 more source

Measuring the mechanical input impedance of the respiratory system with breath-driven flow oscillations.

open access: yesJ Appl Physiol (1985), 2021
Roy GS   +5 more
europepmc   +1 more source

Evaluation of a Novel Electric Health Record Sidecar Application to Display Rheumatoid Arthritis Clinical Outcomes During Clinic Visits: Results of a Stepped‐Wedge Cluster Randomized Pragmatic Trial

open access: yesArthritis Care &Research, EarlyView.
Objective We developed a novel electronic health record sidecar application to visualize key rheumatoid arthritis (RA) outcomes, including disease activity, physical function, and pain, via a patient‐facing graphical interface designed for use during outpatient visits (“RA PRO dashboard”).
Gabriela Schmajuk   +16 more
wiley   +1 more source

Method of the coordination of the antenna on two it is considerable the spaced apart frequencies

open access: yesФизика волновых процессов и радиотехнические системы, 2014
In article the method of the coordination of the antenna on two considerably spaced apart frequencies is considered. Edge conditions of usage of the given method are defined and examples of calculation of lengths of the matching transformer and idling ...
V.A. Neganov   +3 more
doaj  

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