Results 11 to 20 of about 1,229,463 (349)

Supercurrent fluctuations in short filaments

open access: yes, 2011
We evaluate the average and the standard deviation of the supercurrent in superconducting nanobridges, as functions of the temperature and the phase difference, in an equilibrium situation.
A. Barone   +9 more
core   +2 more sources

Unconventional short-range structural fluctuations in cuprate superconductors

open access: yesScientific Reports, 2022
The interplay between structural and electronic degrees of freedom in complex materials is the subject of extensive debate in physics and materials science.
D. Pelc   +16 more
doaj   +7 more sources

Optimism, pessimism, and short-term fluctuations [PDF]

open access: yesJournal of Macroeconomics, 2018
Abstract Economic theory offers several explanations as to why shifting expectations about future economic activity affect current demand. Abstracting from whether changes in expectations originate from swings in beliefs or fundamentals, we test empirically whether optimism and pessimism about the economy trigger short-term fluctuations in private ...
Gabriel Di Bella, Francesco Grigoli
openaire   +2 more sources

Short term fluctuating temperature alleviates Daphnia stoichiometric constraints [PDF]

open access: yesScientific Reports, 2021
AbstractIn this study, we analysed how short term temperature fluctuation interacts with nutrient limitation in the vertical migrating Daphnia commutata. We hypothesize that short term (daily) temperature fluctuation will alleviate nutrient limitation. We carried out experiments analysing growth rates, phosphorus and RNA content of D.
Esteban Balseiro   +4 more
openaire   +5 more sources

Short-time quantum detection: Probing quantum fluctuations [PDF]

open access: yesPhysical Review A, 2012
In this work we study the information provided by a detector click on the state of an initially excited two level system. By computing the time evolution of the corresponding conditioned probability beyond the rotating wave approximation, as needed for short time analysis, we show that a click in the detector is related with the decay of the source ...
Rey, Marco del   +2 more
openaire   +3 more sources

Evaluation of short-term epigenetic age fluctuation

open access: yesClinical Epigenetics, 2022
AbstractConsiderable effort has been spent on lowering and maintaining the epigenetic age. However, the extent to which epigenetic age fluctuates under normal conditions is poorly understood. Therefore, we analyzed methylation data from monocytes and peripheral blood mononuclear cells collected from two Japanese men.
Komaki, Shohei   +12 more
openaire   +2 more sources

Fluctuations in Sonar: A Short Survey [PDF]

open access: bronzeThe Journal of the Acoustical Society of America, 1974
Sonar fluctuations received intensive study during the hectic days of World War II, when the causes of fluctuation were identified and some quantitative data were obtained at the frequencies and ranges of current interest. Since then, in the search for mean values of the sonar parameters, fluctuations have tended to be neglected as a subject of serious
R. J. Urick
openalex   +2 more sources

Visual detection of short-wave blood pressure fluctuations

open access: yesProceedings of the 16th International Conference on PErvasive Technologies Related to Assistive Environments, 2023
Blood pressure provides important information about a person’s state of health. It changes greatly during physical activity, but blood pressure at rest also indicates abnormal or pathological conditions. However, periodic fluctuations in blood pressure are also superimposed on blood pressure, which have so far been difficult to measure and thus remain ...
Gerald Bieber   +3 more
openaire   +1 more source

Multiple extra macular branch retinal vein occlusions in hyperhomocysteinemia

open access: yesIndian Journal of Ophthalmology, 2014
Hyperhomocysteinemia is a well-known modifiable risk factor for thromboembolism. Retinal vascular occlusion in patients having hyperhomocysteinemia is a known entity, particularly in young patients.
Abhijit Diwakar Gore   +3 more
doaj   +1 more source

Equilibrium Bending Fluctuations of Short DNA [PDF]

open access: yesBiophysical Journal, 2009
Short-lengthscale double-stranded DNA (dsDNA) bending elasticity plays an important role in many biological contexts. We measured dsDNA bending fluctuations using small-angle X-ray scattering from bulk solutions of two gold nanoparticles covalently linked by a 42-94 basepair dsDNA chain, freely fluctuating and not subject to external forces or surface ...
Sivak, David A.   +3 more
openaire   +1 more source

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