Results 41 to 50 of about 1,507,552 (353)

Chiral separation by ligand-exchange

open access: yesMacedonian Journal of Chemistry and Chemical Engineering, 2011
The principle of chiral ligand-exchange, introduced by Davankov, has become a widely used technique for chiral separation in both chromatography and in electromigration techniques.
Martin G Schmid, Gerald Gübitz
doaj   +1 more source

Synchrotron Radiation for Quantum Technology

open access: yesAdvanced Functional Materials, EarlyView.
Materials and interfaces underpin quantum technologies, with synchrotron and FEL methods key to understanding and optimizing them. Advances span superconducting and semiconducting qubits, 2D materials, and topological systems, where strain, defects, and interfaces govern performance.
Oliver Rader   +10 more
wiley   +1 more source

Enantioselective analysis of fluoxetine in pharmaceutical formulations by capillary zone electrophoresis

open access: yesSaudi Pharmaceutical Journal, 2017
Fluoxetine is an antidepressant, a selective serotonin reuptake inhibitor (SSRI) used primarily in the treatment of major depression, panic disorder and obsessive compulsive disorder.
Melania Cârcu-Dobrin   +5 more
doaj   +1 more source

Fractional Skyrmion Tubes in Chiral‐Interfaced 3D Magnetic Nanowires

open access: yesAdvanced Functional Materials, EarlyView.
In chiral 3D helical magnetic nanowires, the coupling between the geometric and magnetic chirality provides a way to create topological spin states like vortex tubes. Here, it is demonstrated how the breaking of this coupling in interfaced 3D nanowires of opposite chirality leads to even more complex topological spin states, such as fractional ...
John Fullerton   +11 more
wiley   +1 more source

Bottom-up synthesis of chiral covalent organic frameworks and their bound capillaries for chiral separation

open access: yesNature Communications, 2016
Covalent organic frameworks (COFs) are a novel class of porous materials, and offer great potential for various applications. However, the applications of COFs in chiral separation and chiral catalysis are largely underexplored due to the very limited ...
Hai‐Long Qian   +2 more
semanticscholar   +1 more source

2D Multifunctional Spin‐Orbit Coupled Dirac Nodal Line Materials

open access: yesAdvanced Functional Materials, EarlyView.
A total of 473 nonmagnetic and antiferromagnetic 2D spin‐orbit coupled Dirac nodal line materials are screened, spanning 5 layer groups and 12 magnetic space groups. Furthermore, it integrates their topological properties with electride, multiferroic, and magnetic characteristics, revealing unique systems with expanded functionalities and promising ...
Weizhen Meng   +7 more
wiley   +1 more source

A novel chiral monolithic nano-column with 50 µm i.d. for the enantioseparation of chiral drugs by nano-liquid chromatography

open access: yesGreen Analytical Chemistry
A novel chiral monolithic nano-column was developed for the enantioseparation of chiral drugs by nano-liquid chromatography (nano-LC). The monolithic capillary with 50 µm i.d. was first prepared by an in-situ polymerization using butyl methacrylate (BuMA)
Cemil Aydoğan
doaj   +1 more source

Low‐Symmetry Weyl Semimetals: A Path to Ideal Topological States

open access: yesAdvanced Functional Materials, EarlyView.
This study presents a theoretical framework for realizing ideal Weyl semimetals, where Weyl nodes are well‐isolated at the Fermi level. The approach is exemplified in the low‐symmetry material Cu2SnSe3, which exhibits tunable topological phases, current‐induced orbital magnetization, and a strong circular photogalvanic effect, making it a promising ...
Darius‐Alexandru Deaconu   +3 more
wiley   +1 more source

Casimir–Polder forces between chiral objects

open access: yesNew Journal of Physics, 2012
The chiral component of the Casimir–Polder potential is derived within the framework of macroscopic quantum electrodynamics. It is shown to exist only if the particle and the medium are both chiral. Furthermore, the chiral component of the Casimir–Polder
David T Butcher   +2 more
doaj   +1 more source

Chiral separation and analysis of antifungal drugs by chromatographic and electromigration techniques: Results achieved in 2010–2020

open access: yesReviews in Analytical Chemistry, 2021
The determination and separation of enantiomers is an interesting and important topic of research in various fields, e.g., biochemistry, food science, pharmaceutical industry, environment, etc.
D’Orazio Giovanni   +4 more
doaj   +1 more source

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