501 Result(s)
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Open AccessAscaris suum draft genome
The genome of the common roundworm Ascaris suum, a major parasite in many parts of the world, has now been sequenced. Analyses reveal many genes that encode peptidases linked to the penetration and degradation of...
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Open AccessUnraveling Metal-insulator Transition Mechanism of VO2Triggered by Tungsten Do**
Understanding the mechanism of W-do** induced reduction of critical temperature (TC) for VO2 metal-insulator transition (MIT) is crucial for both fundamental study and technological application. Here, using syn...
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Open AccessHydrogen Bond Nanoscale Networks Showing Switchable Transport Performance
Hydrogen bond is a typical noncovalent bond with its strength only one-tenth of a general covalent bond. Because of its easiness to fracture and re-formation, materials based on hydrogen bonds can enable a rev...
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Open AccessVisualizing the chemistry and structure dynamics in lithium-ion batteries by in-situ neutron diffraction
We report an in-situ neutron diffraction study of a large format pouch battery cell. The succession of Li-Graphite intercalation phases was fully captured under an 1C charge-discharge condition (i.e., charge to f...
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Open AccessAnalyses of pig genomes provide insight into porcine demography and evolution
For 10,000 years pigs and humans have shared a close and complex relationship. From domestication to modern breeding practices, humans have shaped the genomes of domestic pigs. Here we present the assembly and...
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Open AccessSize effects in Atomic-Level Epitaxial Redistribution Process of RuO2 over TiO2
Controls over the atomic dispersity and particle shape of noble metal catalysts are the major qualities determining their usability in industrial runs, but they are usually difficult to be simultaneously reali...
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Open AccessThe genome of Prunus mume
Prunus mume (mei), which was domesticated in China more than 3,000 years ago as ornamental plant and fruit, is one of the first genomes among Prunus subfamilies of Rosaceae been sequenced. Here, we assemble a 280...
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Open AccessA nanoscale co-precipitation approach for property enhancement of Fe-base alloys
Precipitate size and number density are two key factors for tailoring the mechanical behavior of nanoscale precipitate-hardened alloys. However, during thermal aging, the precipitate size and number density ch...
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Open AccessSurface-specific interaction by structure-match confined pure high-energy facet of unstable TiO2(B) polymorph
Surface structures and surface interactions are key factors that influence the reactivity and stability of nanomaterials. Combining experimental and theoretical investigations, we illustrate the roles of surfa...
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Open AccessLong-term strain improvements accumulate mutations in regulatory elements responsible for hyper-production of cellulolytic enzymes
Long-term strain improvements through repeated mutagenesis and screening have generated a hyper-producer of cellulases and hemicellulases from Penicillium decumbens 114 which was isolated 30 years ago. Here, the ...
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Open AccessNon-critical phase-matching fourth harmonic generation of a 1053-nm laser in an ADP crystal
In current inertial confinement fusion (ICF) facilities, KDP and DKDP crystals are the second harmonic generation (SHG) and third harmonic generation (THG) materials for the Nd:glass laser (1053 nm). Based on ...
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Open AccessNanowire Membrane-based Nanothermite: towards Processable and Tunable Interfacial Diffusion for Solid State Reactions
Interfacial diffusion is of great importance in determining the performance of solid-state reactions. For nanometer sized particles, some solid-state reactions can be triggered accidently by mechanical stress ...
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Open AccessPolyoxometalate-based Supramolecular Gel
Self-assemblyings of surfactant-encapsulated Wells-Dawson polyoxometalates (SEPs) nanobuilding blocks in butanone and esters yielded supramolecular gels showing thermo and photo responsive properties. The gels...
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Open AccessParametric Amplification and Cascaded-Nonlinearity Processes in Common Atomic System
For the first time, we study the parametric amplification process of multi-wave mixing (PA-MWM) signal and cascaded-nonlinearity process (CNP) in sodium vapors both theoretically and experimentally, based on a...
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Open AccessAnalysis of elite variety tag SNPs reveals an important allele in upland rice
Elite crop varieties usually fix alleles that occur at low frequencies within non-elite gene pools. Dissecting these alleles for desirable agronomic traits can be accomplished by comparing the genomes of elite...
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Open AccessStrong Temporal Variation Over One Saturnian Year: From Voyager to Cassini
Here we report the combined spacecraft observations of Saturn acquired over one Saturnian year (~29.5 Earth years), from the Voyager encounters (1980–81) to the new Cassini reconnaissance (2009–10). The combin...
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Open AccessAccelerating materials property predictions using machine learning
The materials discovery process can be significantly expedited and simplified if we can learn effectively from available knowledge and data. In the present contribution, we show that efficient and accurate pre...
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Open AccessBaiji genomes reveal low genetic variability and new insights into secondary aquatic adaptations
The baiji, or Yangtze River dolphin (Lipotes vexillifer), is a flagship species for the conservation of aquatic animals and ecosystems in the Yangtze River of China; however, this species has now been recognized ...
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Open AccessParametrically Amplified Bright-state Polariton of Four- and Six-wave Mixing in an Optical Ring Cavity
We report experimental studies of bright-state polaritons of four-wave mixing (FWM) and six-wave mixing (SWM) signals through cascade nonlinear optical parametric amplification processes in an atom-cavity comp...
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Open AccessAssembly of Nanoions via Electrostatic Interactions: Ion-Like Behavior of Charged Noble Metal Nanoclusters
The assembly of ultrasmall metal nanoclusters (NCs) is of interest to both basic and applied research as it facilitates the determination of cluster structures and the customization of cluster physicochemical ...
