Results 81 to 90 of about 251,009 (263)

Shape‐Changing Multiphase Microparticles from Complex Liquid Crystal Emulsions

open access: yesAdvanced Functional Materials, EarlyView.
Liquid crystalline network (LCN) microparticles are prepared from single, double (Janus), and triple emulsions through a simple and scalable bulk‐emulsification strategy. Under heating, the particles exhibit robust, reversible, large‐amplitude deformations that depend both on the morphology and the liquid crystals director field configuration.
Marco Turriani   +3 more
wiley   +1 more source

Tree-average distances on certain phylogenetic networks have their weights uniquely determined

open access: yesAlgorithms for Molecular Biology, 2012
A phylogenetic network N has vertices corresponding to species and arcs corresponding to direct genetic inheritance from the species at the tail to the species at the head.
Willson Stephen J
doaj   +1 more source

Computational modeling to elucidate molecular mechanisms of epigenetic memory

open access: yes, 2015
How do mammalian cells that share the same genome exist in notably distinct phenotypes, exhibiting differences in morphology, gene expression patterns, and epigenetic chromatin statuses?
Alsing   +68 more
core   +1 more source

Interfacial Bioengineering of Dynamic Networks Hybrid Hydrogel for Programmed Intervention in Oral Precancerous Epithelial States

open access: yesAdvanced Healthcare Materials, EarlyView.
This study develops a dual‐bioinspired hydrogel, MSA@PGel (macrophage membrane‐coated and salvianolic acid B/5‐aminolevulinic acid co‐loaded liposomes embedded in a polydopamine‐based gel), that integrates macrophage membrane‐mediated active targeting and mussel‐inspired wet adhesion for programmed intervention in oral precancerous lesions.
Xiaoxian Zhao   +8 more
wiley   +1 more source

Barley for the 21st century: contemporary objectives of genetic engineering.

open access: yesKvasný průmysl, 2000
The fundamental pillar for gene manipulation G. J. Mendel has already laid by his knowledge of basic laws of inheritance in the 19th century. To development of genetic engineering technologies it has become in the second half of to the 20th century ...
I. KRAUS
doaj   +1 more source

Timelike and Spacelike Matter Inheritance Vectors in Specific Forms of Energy-Momentum Tensor

open access: yes, 2005
This paper is devoted to the investigation of the consequences of timelike and spacelike matter inheritance vectors in specific forms of energy-momentum tensor, i.e., for string cosmology (string cloud and string fluid) and perfect fluid.
Baysal H.   +4 more
core   +1 more source

Physical Intelligence in Small‐Scale Robots and Machines

open access: yesAdvanced Materials, EarlyView.
“Physical intelligence” (PI) empowers biological organisms and artificial machines, especially at the small scales, to perceive, adapt, and even reshape their complex, dynamic, and unstructured operation environments. This review summarizes recent milestones and future directions of PI in small‐scale robots and machines.
Huyue Chen, Metin Sitti
wiley   +1 more source

Taxation of Historical and Artistic Real Estate

open access: yesPrawo Budżetowe Państwa i Samorządu, 2018
The article presents general aspects of the taxation of historical and artistic real estate. It includes a few kinds of taxes. Firstly an income tax derived from ownership of properties of historical and artistic interest is discussed.
Maria Pia Nastri
doaj   +1 more source

Reasoning about exceptions in ontologies: from the lexicographic closure to the skeptical closure

open access: yes, 2018
Reasoning about exceptions in ontologies is nowadays one of the challenges the description logics community is facing. The paper describes a preferential approach for dealing with exceptions in Description Logics, based on the rational closure.
Giordano, Laura, Gliozzi, Valentina
core  

Self‐Cooling Molecular Spin Qudits

open access: yesAdvanced Materials, EarlyView.
A material made of [GdEr] molecular dimers can encode a qudit and perform as a magnetic refrigerant. Microwave resonant pulses coherently manipulate its 16 spin states, while direct demagnetization measurements cool the material and a device down to temperatures below 1 K.
Elías Palacios   +12 more
wiley   +1 more source

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