Results 91 to 100 of about 7,139,847 (302)
Recently, a laboratory setup for microwave-based characterization of powder samples at elevated temperatures and different gas atmospheres was presented.
Carsten Steiner +6 more
doaj +1 more source
ABSTRACT Introduction Neuroblastoma (NB) with central nervous system (CNS) metastases is rare at diagnosis, but occurs more often during relapse/progression. Patients with CNS metastases face a dismal prognosis, with no standardized curative treatment available.
Vicente Santa‐Maria Lopez +13 more
wiley +1 more source
The effects of CoFe2O4 nanoparticles on the properties of an electro-optical liquid crystal cell based on the nematic composition of 4-Cyano-4′-pentylbiphenyl (5CB) under the influence of different forms of bias voltage were studied.
Yaroslav Barnash +3 more
doaj +1 more source
The quality factor in patent systems [PDF]
In this paper, Bruegel senior Fellow Bruno van Pottelsberghe develops a methodology to compare the quality of examination services in different patent offices.
Bruno van Pottelsberghe
core +1 more source
Morphological analysis on the coherence of kHz QPOs
We take the recently published data of twin kHz quasi-period oscillations (QPOs) in neutron star (NS) lowmass X-ray binaries (LMXBs) as the samples, and investigate the morphology of the samples, which focuses on the quality factor, peak frequency of kHz
A. Sanna +50 more
core +1 more source
ABSTRACT Background Despite their increased risk for functional impairment resulting from cancer and its treatments, few adolescents and young adults (AYAs) with a hematological malignancy receive the recommended or therapeutic dose of exercise per week during inpatient hospitalizations.
Jennifer A. Kelleher +8 more
wiley +1 more source
Trace Element Composition of Stream Sediments an Integrating Factor for Water Quality [PDF]
Bottom sediments, suspended sediments, and water were sampled along 130 miles of the Buffalo River in northern Arkansas. The water and acid extracts of the suspended sediments and the minus 95 mesh fraction of the bottom sediments were analyzed by atomic
Bowen, William S. +3 more
core +2 more sources
Active tuning of high-Q dielectric metasurfaces
We demonstrate the active tuning of all-dielectric metasurfaces exhibiting high-quality factor (high-Q) resonances. The active control is provided by embedding the asymmetric silicon meta-atoms with liquid crystals, which allows the relative index of ...
Brener, Igal +9 more
core +1 more source
Optical Microcavity: Sensing down to Single Molecules and Atoms
This review article discusses fundamentals of dielectric, low-loss, optical micro-resonator sensing, including figures of merit and a variety of microcavity designs, and future perspectives in microcavity-based optical sensing.
Shu-Yu Su +2 more
doaj +1 more source
Factor Substitution and Unobserved Factor Quality in Nursing Homes [PDF]
This paper studies factor substitution in one important sector: the nursing home industry. Specifically, we measure the extent to which nursing homes substitute materials for labor when labor becomes relatively more expensive.
David C. Grabowski +2 more
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