Results 31 to 40 of about 1,244,170 (347)

Dealing With Short-term Fluctuation in Longitudinal Research [PDF]

open access: yesThe Journals of Gerontology Series B: Psychological Sciences and Social Sciences, 2010
Many analytical methods are not very sensitive to change because of the difficulty of distinguishing short-term fluctuation from the developmental change of primary interest. The current project investigated one possible solution to this problem in the form of a measurement-burst design in which research participants perform several versions of each ...
Timothy A. Salthouse   +1 more
openaire   +3 more sources

Cosmon dark matter? [PDF]

open access: yes, 2001
We investigate if the fluctuations of the scalar field mediating quintessence -- the cosmon -- can play an important role in cosmology. Small fluctuations with short wavelength behave similar to a relativistic gas.
A. Albrecht   +29 more
core   +5 more sources

Anterior chamber fixation of a posterior chamber intraocular lens: A novel technique

open access: yesIndian Journal of Ophthalmology, 2014
We aimed to evaluate the implantation of a posterior chamber intraocular lens (IOL) in the anterior chamber (AC) with the haptics passing through two iridectomies to the posterior chamber.
A Sahap Kükner   +5 more
doaj   +1 more source

Stretching and Bending Fluctuations of Short DNA Molecules [PDF]

open access: yesBiophysical Journal, 2013
Recent measurements of the distribution of end-to-end distance in short DNA molecules infer cooperative stretching fluctuations. The assumptions underlying the analysis can be questioned if transient, thermally induced defects producing a localized decrease in bending stiffness are present in thermal equilibrium, such as regions in which DNA melts ...
PADINHATEERI, R, MENON, GI
openaire   +3 more sources

Optical quality of hyperopic and myopic phakic intraocular lenses

open access: yesIndian Journal of Ophthalmology, 2014
Aims: To assess and compare the optical quality of the myopic and hyperopic implantable collamer lens (ICL) from its wavefront aberrations for different powers and pupil diameters. Settings and Design: Prospective study.
Cari Pérez-Vives   +4 more
doaj   +1 more source

Growth Expectations, Undue Optimism, and Short-Run Fluctuations [PDF]

open access: yesThe Review of Economics and Statistics, 2017
AbstractThis paper proposes a two-step procedure in order to identify belief shocks—shocks to expectations about the current state of the economy. First, we use the Survey of Professional Forecasters to measure nowcast errors about contemporaneous output growth.
Zeno Enders   +2 more
openaire   +6 more sources

Interacting electrodynamics of short coherent conductors in quantum circuits [PDF]

open access: yes, 2016
When combining lumped mesoscopic electronic components to form a circuit, quantum fluctuations of electrical quantities lead to a non-linear electromagnetic interaction between the components that is not generally understood.
Altimiras, C., Joyez, P., Portier, F.
core   +5 more sources

Medial canthus retiform hemangioendothelioma

open access: yesIndian Journal of Ophthalmology, 2014
Retiform hemangioendothelioma (RH) is a distinct entity in the spectrum of vascular tumors with a high local recurrence rate. It is considered a low-grade, well-differentiated cutaneous angiosarcoma with low metastatic potential.
Yasser H Al-Faky   +3 more
doaj   +1 more source

Anatomic study of the lacrimal fossa and lacrimal pathway for bypass surgery with autogenous tissue grafting

open access: yesIndian Journal of Ophthalmology, 2014
Purpose: To study the microsurgical anatomy of the lacrimal drainage system and to provide anatomical evidence for transnasal endoscopic lacrimal drainage system bypass surgery by autogenous tissue grafting.
Hai Tao   +4 more
doaj   +1 more source

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