Results 21 to 30 of about 568,466 (287)

Crosslinked PVA/Citric Acid Nanofibrous Separators with Enhanced Mechanical and Thermal Properties for Lithium-Ion Batteries

open access: yesBatteries, 2023
Electrospinning polyvinyl alcohol (PVA) nanofibrous membranes have gained increased attention for their uses as separators for lithium-ion batteries (LIBs) due to their high porosity and excellent electrolyte wettability, but their poor mechanical and ...
Shuangyang Cai   +5 more
doaj   +1 more source

Dark Matter and Galaxy Formation: Challenges for the Next Decade [PDF]

open access: yes, 2004
The origin of the galaxies represents an important focus of current cosmological research, both observational and theoretical. Its resolution involves a comprehensive understanding of star formation, galaxy dynamics, the cosmology of the very early ...
Silk, Joseph
core   +3 more sources

Expectation Biases and Context Management with Negative Polar Questions [PDF]

open access: yes, 2019
This paper examines distinctive discourse properties of preposed negative 'yes/no' questions (NPQs), such as 'Isn’t Jane coming too?'. Unlike with other 'yes/no' questions, using an NPQ '∼p?' invariably conveys a bias toward a particular answer, where ...
Silk, Alex
core   +2 more sources

Ühest katsest emotsiooniverbidega

open access: yesEesti Rakenduslingvistika Ühingu Aastaraamat, 2008
Eesti- ja saksakeelsete emotsiooniverbide võrdlevaks semantilis-süntaktiliseks uurimuseks oli kõigepealt vaja koostada loend nimetatud verbide kohta.
Anni Silk
doaj   +1 more source

Sodium N-lauryl amino acids derived from silk protein can form catanionic aggregates with cytarabine as novel anti-tumor drug delivery systems

open access: yesDrug Delivery, 2020
A sodium N-lauryl amino acids (shortly silk sericin surfactant, SSS) is synthesized with lauryl chloride and sericin amino acids recovered from silk industrial waste. The purpose of this study is to explore whether the sericin surfactant can be used as a
Meng Zhang   +3 more
doaj   +1 more source

New Developments in Promoting Tourism in Uzbekistan

open access: yesJournal of Tourismology, 2020
In the Republic of Uzbekistan, reforms are presently underway to develop the tourism sector as one of the strategic sectors of the national economy.
Ian Robert Patterson, Hamid Tureav
doaj   +1 more source

Theories of vagueness and theories of law [PDF]

open access: yes, 2019
It is common to think that what theory of linguistic vagueness is correct has implications for debates in philosophy of law. I disagree. I argue that the implications of particular theories of vagueness on substantive issues of legal theory and practice ...
Silk, Alex
core   +3 more sources

Flaw-tolerance in silk fibrils explains strength, extensibility and toughness of spider silk [PDF]

open access: yes, 2011
Silk is an ancient but remarkably strong, extensible and tough material made from simple protein building blocks. Earlier work has shown that the particular molecular geometry of silk with a composite of semi-amorphous and nanocrystalline beta-sheet ...
Markus J. Buehler, Melis Arslan
core   +2 more sources

Electrospun Silk Fibroin Scaffolds for Tissue Regeneration: Chemical, Structural, and Toxicological Implications of the Formic Acid-Silk Fibroin Interaction

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
The dissolution of Bombyx mori silk fibroin (SF) films in formic acid (FA) for the preparation of electrospinning dopes is widely exploited to produce electrospun SF scaffolds.
Marco Biagiotti   +8 more
doaj   +1 more source

Using T cell lymphokines of hyperimmunized chickens with Salmonella pullorum to protect layer hens against Salmonella pullorum infection [PDF]

open access: yesIraqi Journal of Veterinary Sciences, 2022
Salmonella pullorum (SP) is well adapted to cause an acute systemic infection in hens with a high mortality rate. This study aimed to assess the efficacy and safety of a salmonella-immune lymphokine (SILK) produced by hyperimmunized pullets with ...
Mushtaq T. Al-Zuhariy
doaj   +1 more source

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