Results 91 to 100 of about 16,306,003 (350)

Therapeutic Apheresis for Intravenous Methylprednisolone‐Refractory Neuromyelitis Optica Spectrum Disorder: Clinical and Radiological Outcomes in a Single‐Center Case Series

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Neuromyelitis optica spectrum disorder (NMOSD) is a relapsing autoimmune disease of the central nervous system. High‐dose intravenous methylprednisolone (IVMP) is the standard first‐line therapy for acute attacks, although some patients remain refractory.
Wataru Horiguchi   +5 more
wiley   +1 more source

Phase Formation Features in the Metallothermal Reduction of Natural Coltan

open access: yesMetals
Phase formation characteristics during the thermochemical reduction of metals from natural coltan using aluminum and calcium–aluminum alloy at 1400–1450 °C were investigated to develop methods for extracting niobium and tantalum from rare metal raw ...
Kirill V. Pikulin   +5 more
doaj   +1 more source

Formation of Electronic Nematic Phase in Interacting Systems

open access: yes, 2004
We study the formation of an electronic nematic phase characterized by a broken point-group symmetry in interacting fermion systems within the weak coupling theory.
C. Honerkamp   +10 more
core   +1 more source

Low-temperature formation of cubic beta-PbF(2): precursor-based synthesis and first-principles phase stability study [PDF]

open access: yes, 2011
A precursor-based approach to the cubic beta-phase of PbF(2) was developed and allowed the preparation of this high-temperature phase well below the temperature for transition from the orthorhombic alpha- to the cubic beta-phase.
Andrae, Dirk   +4 more
core   +1 more source

Cubic phases in phosphatidylethanolamine dispersions: Formation, stability and phase transitions

open access: yesChemistry and Physics of Lipids, 2017
The non-lamellar phases formed by membrane lipids in diluted aqueous dispersions are mainly represented by the inverted hexagonal phase, HII, and phases of cubic symmetry, among them the bicontinuous cubic phases Pn3m (Q224), Im3m (Q229) and Ia3d (Q230).
Boris, Tenchov, Rumiana, Koynova
openaire   +3 more sources

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Phase Transformation in Mixtures of Clay–Glass–Hematite–Waste Activated Sludge During Sintering

open access: yesCeramics
This work analyzes phase transformations in quaternary mixtures (clay–glass–hematite–waste activated sludge (WAS)), processed at 800–1000 °C under conditions of oxygen deficiency.
Abigail Parra Parra   +4 more
doaj   +1 more source

Disentangling Cooper-pair formation above Tc from the pseudogap state in the cuprates

open access: yes, 2010
The discovery of the pseudogap in the cuprates created significant excitement amongst physicists as it was believed to be a signature of pairing, in some cases well above the room temperature.
Adam Kaminski   +37 more
core   +1 more source

Star Formation in Atomic Gas [PDF]

open access: yes, 2012
Observations of nearby galaxies have firmly established, over a broad range of galactic environments and metallicities, that star formation occurs exclusively in the molecular phase of the interstellar medium (ISM).
Abdo   +37 more
core   +2 more sources

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

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