Results 101 to 110 of about 205,156 (280)

Syntheses of fluorooxindole and 2-fluoro-2-arylacetic acid derivatives from diethyl 2-fluoromalonate ester

open access: yesBeilstein Journal of Organic Chemistry, 2014
Diethyl 2-fluoromalonate ester is utilised as a building block for the synthesis of 2-fluoro-2-arylacetic acid and fluorooxindole derivatives by a strategy involving nucleophilic aromatic substitution reactions with ortho-fluoronitrobenzene substrates ...
Antal Harsanyi   +3 more
doaj   +1 more source

The RCSB Protein Data Bank: views of structural biology for basic and applied research and education. [PDF]

open access: yes, 2014
The RCSB Protein Data Bank (RCSB PDB, http://www.rcsb.org) provides access to 3D structures of biological macromolecules and is one of the leading resources in biology and biomedicine worldwide.
Berman, Helen M   +14 more
core   +4 more sources

Azaporphyrinoid‐Based Photo‐ and Electroactive Architectures for Advanced Functional Materials

open access: yesAdvanced Materials, EarlyView.
A long‐standing collaboration between the Torres and Guldi groups has yielded diverse azaporphyrinoid‐based donor‐acceptor nanohybrids with promising applications in solar energy conversion. This conspectus highlights key molecular platforms and structure‐function relationships that govern light and charge management, supporting the rational design of ...
Jorge Labella   +3 more
wiley   +1 more source

Raw diffraction data and reproducibility

open access: yesStructural Dynamics
In recent years, there has been a major expansion in digital storage capability for hosting raw diffraction datasets. Naturally, the question has now arisen as to the benefits and costs for the preservation of such raw, i.e., experimental diffraction ...
Loes M. J. Kroon-Batenburg   +3 more
doaj   +1 more source

CRISPR-Cas Technology Turns Chlamydomonas reinhardtii into a Flagship for Algal Biotechnology

open access: yesMarine Drugs
Microalgae represent some of the most promising eukaryotic platforms in biotechnology due to their rapid growth, simple cultivation requirements, reliance on sunlight as a primary energy source, and ability to synthesize high-value bioactive compounds ...
Amina Antonacci   +6 more
doaj   +1 more source

Perspectives of Single-Wall Carbon Nanotube Production in the Arc Discharge Process

open access: yesEurasian Chemico-Technological Journal, 2003
Single-wall carbon nanotubes (SWNTs) promise wide applications in many technical fields. As a result purified SWNT material is sold now on the West market at more than $1000 per 1 gram.
A.V. Krestinin   +5 more
doaj   +1 more source

Structure-based inhibitors of amyloid beta core suggest a common interface with tau. [PDF]

open access: yes, 2019
Alzheimer's disease (AD) pathology is characterized by plaques of amyloid beta (Aβ) and neurofibrillary tangles of tau. Aβ aggregation is thought to occur at early stages of the disease, and ultimately gives way to the formation of tau tangles which ...
Bowler, Jeannette   +13 more
core   +1 more source

Topologically Linked Crystals [PDF]

open access: yes, 2006
We discovered a new class of topological crystals, namely linked rings of crystals. Two rings of tantalum triselenide (TaSe3) single crystals were linked to each other while crystal growing. The topology of the crystal form is called a "Hopf link", which
Asano   +27 more
core   +2 more sources

Twinning in chemical crystallography – a practical guide

open access: yesZeitschrift für Kristallographie - Crystalline Materials, 2016
Abstract A non-negliglible percentage of crystal structures in chemical crystallography are derived from twinned crystals. The treatment of these data is dependent on the type of twinning. Twins by strict, pseudo or reticular merohedry may hamper space group determination and structure solution, while non-merohedral twins mainly hinder ...
openaire   +2 more sources

2D Nanomaterials Toward Function‐Ready Superlubricity in Advanced Microsystems

open access: yesAdvanced Materials, EarlyView.
A unified framework links structural and transformation superlubricity with microsystem functions and deployment requirements. Mechanisms, device architectures, integration strategies, AI‐guided discovery, and benchmarking protocols are connected to define function‐ready superlubricity in advanced microsystems.
Yushan Geng, Jun Yang, Yong Yang
wiley   +1 more source

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