Results 31 to 40 of about 4,672,322 (298)

Well-posedness and stationary solutions [PDF]

open access: yes, 2011
In this paper we prove existence and uniqueness of variational inequality solutions for a bistable quasilinear parabolic equation arising in the theory of solid-solid phase transitions and discuss its stationary solutions, which can be ...
Grinfeld, Michael, Burns, Martin
core   +4 more sources

Making crystals with a purpose; a journey in crystal engineering at the University of Bologna

open access: yesIUCrJ, 2017
The conceptual relationship between crystal reactivity, stability and metastability, solubility and morphology on the one hand and shape, charge distribution, chirality and distribution of functional groups over the molecular surfaces on the other hand ...
Dario Braga   +3 more
doaj   +1 more source

Reduced Model for Properties of Multiscale Porous Media with Changing Geometry

open access: yesComputation, 2021
In this paper, we consider an important problem for modeling complex coupled phenomena in porous media at multiple scales. In particular, we consider flow and transport in the void space between the pores when the pore space is altered by new solid ...
Malgorzata Peszynska   +2 more
doaj   +1 more source

From colloidal dispersions to colloidal pastesthrough solid–liquid separation processes [PDF]

open access: yes, 2005
Solid–liquid separation is an operation that starts with a dispersion of solid particles in a liquid and removes some of the liquid from the particles, producing a concentrated solid paste and a clean liquid phase.
Persello, J   +11 more
core   +1 more source

Phase equilibria in the YFeO3 – YСoO3 system in air

open access: yesChimica Techno Acta, 2021
YFe1-xСоxO3 solid solutions were prepared by glycerol-nitrate technique. The homogeneity range of solid solutions was studied within the temperature range 1173 – 1573 K.
A. V. Bryuzgina   +3 more
doaj   +1 more source

Structural characteristics and redox behaviors of Ce1-xCuxOy solid solutions

open access: yes, 2003
Nanosized Ce1-xCuxOy materials were prepared by complexation-combustion method. The structural characteristics and redox behaviors were investigated using X-ray diffraction (XRD), temperature programmed reduction (H-2-TPR), UV-Vis, and Raman ...
Shen, WJ, Shan, WJ, Li, C
core   +1 more source

Influence of the composition of (TlGaS2)1–х(TlInSe2)x solid solutions on their physical properties

open access: yesSemiconductor Physics, Quantum Electronics & Optoelectronics, 2017
The single crystals of (TlGaS2)1–х(TlInSe2)х (х = 0…0.5) solid solutions have been grown up. The photoelectric, X-ray dosimetric, dielectric and optical characteristics of the (TlGaS2)1-х(TlInSe2)х solid solutions with various compositions have been ...
S.N. Mustafaeva   +4 more
doaj   +1 more source

Ovarian Sex Cord Stromal Tumors in Children and Adolescents—The European Standard Clinical Practice Recommendations

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT As part of the European Cooperative Study Group for Paediatric Rare Tumours initiative, we developed standard clinical practice guidelines for ovarian sex cord stromal tumors, based on comprehensive national and international cohort analyses, literature review, and a final expert consensus conference.
Dominik T. Schneider   +15 more
wiley   +1 more source

Synthesis conditions, crystal structure and magnetic properties of Mn–Tm–Se selenides

open access: yesВесці Нацыянальнай акадэміі навук Беларусі: Серыя фізіка-тэхнічных навук, 2022
Single-phase compositions in the MnSe–TmSe quasi-binary section have been synthesized by the method of reactions in the solid phase. The crystal structure of polycrystalline powders has been studied in CuKα-radiation. It was found that the samples in the
S. S. Aplesnin   +4 more
doaj   +1 more source

Bridging the Loneliness Gap: Depression, Connectivity, and Isolation in Pediatric Oncology Patients and Their Peers

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Loneliness is associated with adverse physical and mental health outcomes and remains understudied in children and adolescents undergoing cancer therapy. Pediatric oncology patients may be at increased risk due to medical isolation and disruption of social networks.
Charlotte N. Stahlfeld   +5 more
wiley   +1 more source

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