Results 51 to 60 of about 555 (137)

Activation Volumes Of Carbon Diffusion In Fcc Iron-nickel Alloys [PDF]

open access: yes, 1972
The Dis accommodation technique was used to determine the activation volume of carbon diffusion, ΔV, in six fcc iron-nickel alloys. Measurements were made at temperatures ranging from 68 to 90 °C and pressures up to 6 kbar on samples having a nickel ...
Keiser, J., Wuttig, Manfred
core   +2 more sources

Comparison of the influence of alcohol and cannabis on the dynamics of the accommodative response [PDF]

open access: yes, 2023
Purpose: to assess and compare the changes produced by the two most commonly used substances, alcohol and cannabis, on accommodation dynamics. Methods: A total of 38 young participants (19 females) were enrolled in the study.
Casares López, Miriam   +4 more
core   +1 more source

Ruthenocuprates RuSr2(Eu,Ce)2Cu2O10: Intrinsic magnetic multilayers

open access: yes, 2001
We report ac susceptibility data on RuSr_2(Eu,Ce)_2Cu_2O_(10-y) (Ru-1222, Ce content x=0.5 and 1.0), RuSr_2GdCu_2O_8 (Ru-1212) and SrRuO_3. Both Ru-1222 (x=0.5, 1.0) sample types exhibit unexpected magnetic dynamics in low magnetic fields: logarithmic ...
A. Aharoni   +42 more
core   +1 more source

Bulk magnetic domain stability controls paleointensity fidelity [PDF]

open access: yes, 2017
Nonideal, nonsingle-domain magnetic grains are ubiquitous in rocks; however, they can have a detrimental impact on the fidelity of paleomagnetic records—in particular the determination of ancient magnetic field strength (paleointensity), a key means of ...
Muxworthy, Adrian R   +3 more
core   +1 more source

An Optimization Approach to Apparel Sizing [PDF]

open access: yes, 1996
20 pages, 1 article*An Optimization Approach to Apparel Sizing* (McCulloch, Charles E.; Paal, Beatrix; Ashdown, Susan P.) 20 ...
Ashdown, Susan P.   +5 more
core  

The effect of grain boundaries on the domain wall dynamics in Pr$_{1-x}$Ag$_x$MnO$_3$ manganites

open access: yes, 2010
We performed detailed ac susceptibility measurements on Pr$_{1-x}$Ag$_x$MnO$_3$ ($x$=0.15, 0.20) manganites and observed unusual and interesting features, which are associated with the domain walls and the effects of grain-boundaries on their movements ...
Ahmadvand, Hossein   +2 more
core   +1 more source

Interstitial Solute Trapping In Irradiated And Quenched Iron [PDF]

open access: yes, 1968
The interaction of interstitial carbon and nitrogen solutes with defects produced by low temperature neutron irradiation and by quenching was studied in high purity and Ferrovac E iron.
Birnbaum, H. K.   +2 more
core   +2 more sources

Influence of 1% addition of Nb and W on the relaxation process in classical Fe-based amorphous alloys [PDF]

open access: yes, 2015
This paper features investigations into the influence of small additions of alloying elements on: structure, as well as the temporal and thermal stability of magnetic properties, and the disaccommodation effect, for the following amorphous alloys ...
Bloch, Katarzyna   +3 more
core   +1 more source

A Magnetic Aftereffect In Dilute H.c.p. Co-C Alloys [PDF]

open access: yes, 1971
A magnetic Dis accommodation in dilute h.c.p. Co-C alloys has been observed around 90°C. The thermally activated process giving rise to the Dis accommodation is characterized by an activation energy of 26 kcal mole-1 and an attack frequency on the order ...
Keiser, J. R., Wuttig, Manfred
core   +2 more sources

The new challenge of constitutional Courts. global markets, terrorism, and immigration. the itaian case [PDF]

open access: yes, 2017
the new challenge of constitutional courts is take into considerations both rights and powers , national protctions and immigrations flows.
Ciolli, Ines
core  

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