Results 61 to 70 of about 5,700,274 (300)

Machine Learning Assisted Insight to Spin Ice Dy$_2$Ti$_2$O$_7$ [PDF]

open access: yes, 2019
Complex behavior poses challenges in extracting models from experiment. An example is spin liquid formation in frustrated magnets like Dy$_2$Ti$_2$O$_7$. Understanding has been hindered by issues including disorder, glass formation, and interpretation of scattering data. Here, we use a novel automated capability to extract model Hamiltonians from data,
arxiv   +1 more source

Anisotropic dependence of tune-out wavelength near Dy 741-nm transition [PDF]

open access: yesOpt. Express 25, 3411 (2017), 2016
We report the first measurement of a tune-out wavelength for ground-state bosonic Dy and linearly polarized light. The tune-out wavelength measured is near the narrow-line 741-nm transition in $^{162}$Dy, and is the wavelength at which the total Stark shift of the ground state vanishes. We find that it strongly depends on the relative angle between the
arxiv   +1 more source

Medical Assistance in Dying: Challenges of Monitoring the Canadian Program

open access: yesCanadian Journal of Bioethics, 2020
The Canadian medical assistance in dying (MAID) program, based on an ambitious piece of legislation and detailed regulations, has failed to provide Canadians with sufficient publicly accessible evidence to show that it is operating as mandated by the ...
Jaro Kotalik
doaj   +1 more source

Junior doctors and conscientious objection to voluntary assisted dying: ethical complexity in practice

open access: yesJournal of Medical Ethics, 2021
In jurisdictions where voluntary assisted dying (VAD) is legal, eligibility assessments, prescription and administration of a VAD substance are commonly performed by senior doctors.
R. McDougall   +4 more
semanticscholar   +1 more source

Quadrupole moments in chiral material DyFe3(BO3)4 observed by resonant x-ray diffraction [PDF]

open access: yesPhys. Rev. B 93, 144116 (2016), 2015
By means of circularly polarized x-ray beam at Dy L3 and Fe K absorption edges, the chiral structure of the electric quadrupole was investigated for a single crystal of DyFe3(BO3)4 in which both Dy and Fe ions are arranged in spiral manners. The integrated intensity of the resonant x- ray diffraction of space-group forbidden reflections 004 and 005 is ...
arxiv   +1 more source

Assisted Dying as Intimate Care

open access: yesCulture Unbound: Journal of Current Cultural Research
How does asking loved ones to help you die, to help you commit suicide, bend the limits of our relationships and perhaps of care itself? This paper traces the aesthetic and affective considerations of those deciding to die resist against depersonalizing
Miranda Tuckett
doaj   +1 more source

Voluntary assisted dying in the Australian state of Victoria: an overview of challenges for clinical implementation.

open access: yesAnnals of Palliative Medicine, 2021
On 19 June 2019 the Voluntary Assisted Dying Act 2017 (Vic) came into effect, making Victoria the first state in Australia to permit the practice of 'voluntary assisted dying'.
C. Hempton
semanticscholar   +1 more source

Dy-V magnetic interaction and local structure bias on the complex spin and orbital ordering in Dy$_{1-x}$Tb$_{x}$VO$_3$ (x\,=\,0 and 0.2) [PDF]

open access: yesPhysical Review B 87, 224404(2013), 2013
The spin and orbital ordering in Dy$_{1-x}$Tb$_{x}$VO$_3$ (x\,=\,0 and 0.2) was studied by measuring x-ray powder diffraction, magnetization, specific heat, and neutron single crystal diffraction. The results show that G-OO/C-AF and C-OO/G-AF phases coexist in Dy$_{0.8}$Tb$_{0.20}$VO$_3$ in the temperature range 2\,K$\sim$60\,K and the volume fraction ...
arxiv   +1 more source

Two-color Thermosensors based on [Y$_{1-X}$Dy$_X$(acetylacetonate)$_3$(1,10-phenanthroline) Molecular Crystals [PDF]

open access: yesApp. Phys. B 123, 62 (2017), 2017
We develop a two-color thermometry (TCT) phosphor based on [Y$_{1-x}$Dy$_x$(acetylacetonate)$_3$(1,10-phenanthroline)] ([Y$_{1-x}$Dy$_x$(acac)$_3$(phen)]) molecular crystals for use in heterogeneous materials. We characterize the optical properties of [Y$_{1-x}$Dy$_x$(acac)$_3$(phen)] crystals at different temperatures and Dy concentrations and find ...
arxiv   +1 more source

Insights into PI3K/AKT signaling in B cell development and chronic lymphocytic leukemia

open access: yesFEBS Letters, EarlyView.
This Review explores how the phosphoinositide 3‐kinase and protein kinase B pathway shapes B cell development and drives chronic lymphocytic leukemia, a common blood cancer. It examines how signaling levels affect disease progression, addresses treatment challenges, and introduces novel experimental strategies to improve therapies and patient outcomes.
Maike Buchner
wiley   +1 more source

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