Contents
February 2017
Vol 3, Issue 2
Vol 3, Issue 2
Contents
Research Articles
- Strain and vector magnetic field tuning of the anomalous phase in Sr3Ru2O7
The components of the field-induced order in Sr3Ru2O7 coexist microscopically, not, as has long been thought, in domains.
- Octahedral palladium nanoparticles as excellent hosts for electrochemically adsorbed and absorbed hydrogen
Palladium nanoparticles develop a structure composed of core, shell, and skin, each having its unique H loading and properties.
- Two billion years of magmatism recorded from a single Mars meteorite ejection site
Martian meteorites from a single Mars ejection site record 2 billion years of magmatic activity.
- Experimentally modeling stochastic processes with less memory by the use of a quantum processor
We simulate a random process using a photonic quantum processor with less memory than an ordinary computer would require.
- Blueprint for a microwave trapped ion quantum computer
Design to build a trapped ion quantum computer with modules connected by ion transport and voltage-driven quantum gate technology.
- Historical ecology and the conservation of large, hermaphroditic fishes in Pacific Coast kelp forest ecosystems
Zooarchaeological data are essential for rethinking conservation policies of hermaphroditic fish and building sustainable fisheries.
- Genome-wide data from two early Neolithic East Asian individuals dating to 7700 years ago
Early Neolithic (~7700-year-old) genetic data from the Russian Far East implies a high level of genetic continuity in this region.
- High-dimensional quantum cloning and applications to quantum hacking
Quantum cloning machines are experimentally realized, giving insight into high-dimensional quantum cryptography.
- Interactions between demography and environmental effects are important determinants of population dynamics
Warmer winters alter the dynamics of a local bird population and reduce immigration rate due to density-dependent feedback.
- The structurally disordered paramyxovirus nucleocapsid protein tail domain is a regulator of the mRNA transcription gradient
This study identifies and characterizes a novel regulatory mechanism involved in controlling measles virus gene expression.
- Quasi–solid state rechargeable Na-CO2 batteries with reduced graphene oxide Na anodes
High-performance quasi–solid state Na-CO2 batteries are constructed with polymer electrolyte and a reduced graphene oxide Na anode.
- Revealing physical interaction networks from statistics of collective dynamics
Recording only the statistics of driven, asynchronous dynamics reveals a network’s interaction structure.
- Evaporative fractionation of zinc during the first nuclear detonation
Glass formed in the first nuclear detonation shows zinc loss by evaporation, indicating similar volatile loss during lunar formation.
- Determination of band offsets, hybridization, and exciton binding in 2D semiconductor heterostructures
Photoemission measurements on exfoliated 2D heterostructures reveal detailed electronic structure and hybridization effects.
- Biophysical properties of human β-cardiac myosin with converter mutations that cause hypertrophic cardiomyopathy
Converter HCM mutations cause only small changes in the biophysics of myosin, suggesting an alternative mechanism for hypercontractility.
- Evolutionary fine-tuning of conformational ensembles in FimH during host-pathogen interactions
Evolutionary selection fine-tunes conformational ensembles of FimH for optimal bladder colonization by E. coli during UTI.
- State dependence of climatic instability over the past 720,000 years from Antarctic ice cores and climate modeling
Global cooling in intermediate glacial climate with northern ice sheets preconditions climatic instability with bipolar seesaw.
- Coordinated infraslow neural and cardiac oscillations mark fragility and offline periods in mammalian sleep
Mammalian sleep alternates between sensory-responsive and protected offline periods via coordinated neural and cardiac rhythms.
- Seeing is believing: Visualization of He distribution in zircon and implications for thermal history reconstruction on single crystals
Inverse modeling of intracrystal (U-Th)/(Pb-He) abundances in individual zircons constrains the thermal history of Earth’s crust.
- Realization of continuous Zachariasen carbon monolayer
Continuous Zachariasen carbon monolayer, a novel amorphous 2D carbon allotrope, was synthesized on germanium surface.
- Habitat diversity and ecosystem multifunctionality—The importance of direct and indirect effects
Both habitat diversity and species diversity are important factors in ecosystem productivity and nutrient cycling.
- Structural transitions and guest/host complexing of liquid crystal helical nanofilaments induced by nanoconfinement
A perfectly aligned liquid crystal phase can be achieved by an interaction with helical nanofilament under nanoconfinement.
- Hypoxia causes preservation of labile organic matter and changes seafloor microbial community composition (Black Sea)
Hypoxia enhances organic matter preservation in marine sediments by changing benthic communities, bioturbation, and burial rates.
- Deep reefs are not universal refuges: Reseeding potential varies among coral species
Genome-wide assessment reveals opposing patterns of vertical connectivity in two depth-generalist coral species.
- Flocking ferromagnetic colloids
Energized by a vertical alternating magnetic field, colloidal particles roll and flock together.
- Impact of surface roughness on liquid-liquid transition
A surface rubbing treatment is found to accelerate liquid-liquid transition in a single-component molecular liquid.
- High performance of a cobalt–nitrogen complex for the reduction and reductive coupling of nitro compounds into amines and their derivatives
The cobalt–nitrogen catalyst shows high activity for selective reduction of nitro compounds with H2 and other hydrogen donors.
- Age-associated molecular changes are deleterious and may modulate life span through diet
Age-associated molecular changes are deleterious and causally linked with aging and may affect life span through diet.
- Ultraflexible nanoelectronic probes form reliable, glial scar–free neural integration
Subcellular-sized, ultraflexible electrodes form seamless integration with the living brain and afford chronically reliable recording.
- Scaffolding bacterial genomes and probing host-virus interactions in gut microbiome by proximity ligation (chromosome capture) assay
Two proximity ligation approaches are used to probe the gut’s phage-bacteria infection network using Meta3C and GRAAL scaffolding.
- Unexpected Early Triassic marine ecosystem and the rise of the Modern evolutionary fauna
A new marine fossil assemblage from the Early Triassic shows unexpected phyletic diversity and functional complexity.
- Combining contact tracing with targeted indoor residual spraying significantly reduces dengue transmission
Pairing location-based contact tracing and targeted indoor insecticide applications can effectively prevent dengue transmission.
- 3D-printed eagle eye: Compound microlens system for foveated imaging
A highly miniaturized vision system is realized by directly 3D-printing different multilens objectives onto a CMOS image sensor.
- Intrinsic paleointensity bias and the long-term history of the geodynamo
A key mechanism responsible for a systematic bias in the global geomagnetic paleointensity database.
- Improving undergraduate STEM education: The efficacy of discipline-based professional development
Effective teaching practices are more common in courses taught by faculty who spend time learning about teaching.
- Electrostatic cloaking of surface structure for dynamic wetting
Hindrance of dynamic wetting due to surface microstructures can be deactivated by applying electric fields.
- Evolutionary population history of early Paleoamerican cranial morphology
Paleoamericans share last common ancestry with modern Native Americans in Asia, suggesting multiple dispersals into the New World.
- Fragmentation of wall rock garnets during deep crustal earthquakes
Deep crustal earthquakes cause fragmentation of wall rocks.
- Efficient oxygen reduction catalysis by subnanometer Pt alloy nanowires
Highly efficient oxygen reduction electrocatalysis was enabled by a new class of subnanometer Pt alloy nanowires.
- Differential contribution of APP metabolites to early cognitive deficits in a TgCRND8 mouse model of Alzheimer’s disease
Aβ is unable to account for all aspects of cognitive impairments in a pre-plaque mouse model of Alzheimer’s disease.
- Climate impacts on global hot spots of marine biodiversity
The main hot spots of marine biodiversity are also the areas that are affected the most by climate and, potentially, fishing impacts.
- Zika virus causes testicular atrophy
Zika virus replicates in mouse testes and causes testicular atrophy, with implication on sexual transmission and male fertility.
- Self-assembly of electronically abrupt borophene/organic lateral heterostructures
Integrating borophene with organic molecules results in electronically abrupt self-assembled lateral heterostructures.
- Mitochondrial metabolic regulation by GRP78
ER chaperone GRP78 is the central regulator of adrenals and gonadal steroid synthesis for mammalian survival.