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cheer » cheers (Expand Search), sheer (Expand Search), cheen (Expand Search), chenr (Expand Search)
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2821
Quadratic to linear magnetoresistance tuning in TmB 4
Published 2019“…However, observation of LMR in single crystals of a good metal is rare. Here we present low-temperature, angle-dependent magnetotransport in single crystals of the antiferromagnetic metal, TmB4. …”
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Journal Article -
2822
Colossal positive magnetoresistance in surface-passivated oxygen-deficient strontium titanite
Published 2015“…Modulation of resistance by an external magnetic field, i.e. magnetoresistance effect, has been a long-lived theme of research due to both fundamental science and device applications. Here we report colossal positive magnetoresistance (CPMR) (>30,000% at a temperature of 2 K and a magnetic field of 9 T) discovered in degenerate semiconducting strontium titanite (SrTiO3) single crystals capped with ultrathin SrTiO3/LaAlO3 bilayers. …”
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Journal Article -
2823
Broad-band polarization-insensitive all-dielectric metalens enabled by intentional off-resonance waveguiding at mid-wave infrared
Published 2019“…However, these approaches are limited to either narrow operation bands or suffer polarization dependency. Here, we propose and show high-index dielectric nanopillars operated as cylindrical waveguides deliberately in the off-resonance regime to achieve polarization independent wavefront control over wide spectral bands. …”
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Journal Article -
2824
Formation of particle clouds
Published 2014“…The theoretical support for cloud number dependence is explored by considering flows passing a porous sphere. Here Nc values ranging from 2.9×10−3 to 5.9×10−2 are tested experimentally using particles with different initial masses and grain sizes, from non-cohesive to marginally cohesive. …”
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Journal Article -
2825
Controlled molecular self-assembly of complex three-dimensional structures in soft materials
Published 2019“…Many applications in tissue engineering, flexible electronics, and soft robotics call for approaches that are capable of producing complex 3D architectures in soft materials. Here we present a method using molecular self-assembly to generate hydrogel-based 3D architectures that resembles the appealing features of the bottom-up process in morphogenesis of living tissues. …”
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Journal Article -
2826
Runx family genes in a cartilaginous Fish, the elephant Shark (Callorhinchus milii)
Published 2014“…The Runx family genes encode transcription factors that play key roles in hematopoiesis, skeletogenesis and neurogenesis and are often implicated in diseases. We describe here the cloning and characterization of Runx1, Runx2, Runx3 and Runxb genes in the elephant shark (Callorhinchus milii), a member of Chondrichthyes, the oldest living group of jawed vertebrates. …”
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Journal Article -
2827
Data driven drawings
Published 2019“…The practice and theory are interwoven to create a single unified argument for the notion of Data Driven Drawings presented here.…”
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Thesis -
2828
Microbubble-mediated sonoporation for highly efficient transfection of recalcitrant human B-cell lines
Published 2015“…Using the same strategy, Raji and Daudi B cells were also successfully transfected and enriched to 67 and 99% GFP-positive cells, respectively. Here, we present sonoporation as a feasible non-viral strategy for stable and highly efficient heterologous transfection of recalcitrant B-cell lines. …”
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Journal Article -
2829
Natural IgG antibodies provide innate protection against ficolin-opsonized bacteria
Published 2015“…For nearly five decades since its discovery, the role of natural IgG, which pre‐exists in neonates and uninfected individuals, has remained unclear due to the general perception that natural antibodies lack affinity for pathogens. Here, we show for the first time that natural IgG recognizes a spectrum of bacteria through lectins like ficolin and mannose binding lectin (MBL). …”
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Journal Article -
2830
Asymmetric pathways in the electrochemical conversion reaction of NiO as battery electrode with high storage capacity
Published 2015“…However, for practical electrodes to be envisaged, a detailed understanding of their mechanisms is needed, especially vis-à-vis the voltage hysteresis observed between reduction and oxidation. Here, we present such insight at scales from local atomic arrangements to whole electrodes. …”
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Journal Article -
2831
The human right to health & its intersection with multiculturalism
Published 2020“…I hope the arguments I make here will be useful for healthcare policy makers, humanitarian heath organizations, and medical practitioners, as well as informative for academics and lay people as to the value that health has for human well-being and its relationship with culture and identity.…”
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Thesis-Doctor of Philosophy -
2832
Highly stretchable, elastic, and ionic conductive hydrogel for artificial soft electronics
Published 2020“…However, it is difficult to find a material with balanced electronic and mechanical performance. Here, a simple method is developed to introduce ion-rich pores into strong hydrogel matrix and fabricate a novel ionic conductive hydrogel with a high level of electronic and mechanical properties. …”
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Journal Article -
2833
Cation influence on carrier dynamics in perovskite solar cells
Published 2020“…However, a clear understanding of the impact of these cations on the structure-function relationship in relation to the device performance is severely lacking. Here, we systematically investigate the influence of Rb + and Cs + on the carrier dynamics using transient optical spectroscopy and correlate with solar cell performance. …”
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Journal Article -
2834
Terahertz topological photonics for on-chip communication
Published 2020“…However, conventional approaches to terahertz waveguiding suffer from sensitivity to defects and sharp bends. Here, building on the topological phase of light, we experimentally demonstrate robust terahertz topological valley transport through several sharp bends on the all-silicon chip. …”
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Journal Article -
2835
Valley-layer coupling : a new design principle for valleytronics
Published 2020“…The current valleytronics research is based on the paradigm of time-reversal-connected valleys in two-dimensional (2D) hexagonal materials, which forbids the fully electric generation of valley polarization by a gate field. Here, we go beyond the existing paradigm to explore 2D systems with a novel valley-layer coupling (VLC) mechanism, where the electronic states in the emergent valleys have a valley-contrasted layer polarization. …”
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Journal Article -
2836
In-situ garnet 238U-230Th geochronology of Holocene silica-undersaturated volcanic tuffs at millennial-scale precision
Published 2020“…Radioisotopic dates for Late Pleistocene to Holocene silica-undersaturated volcanic rocks are often imprecise, limiting our ability to assess the frequency of eruptions in alkaline volcanic provinces, evaluate related volcanic risk and date associated archaeological sites. Here, we present a new approach to dating alkaline volcanic rocks employing 238U-230Th disequilibrium dating of Ca-rich garnet phenocrysts by laser ablation inductively coupled plasma mass spectrometry (LA-ICPMS). …”
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Journal Article -
2837
Topological pumping in Aharonov – Bohm rings
Published 2020“…Topological Thouless pumping and Aharonov–Bohm effect are both fundamental effects enabled by the topological properties of the system. Here, we study both effects together: topological pumping of interacting particles through Aharonov–Bohm rings. …”
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Journal Article -
2838
Positive effect of incorporating Er0.4Bi1.6O3 on the performance and stability of La2NiO4+δ cathode
Published 2020“…Layered Ruddlesden-Popper La2NiO4+δ (LNO) is reported to possess excellent oxygen surface and bulk transport properties, but its application as the cathode of solid oxide fuel cells is restrained by the relatively poor electrocatalytic activity. Here, we report the incorporation of highly ion-conducting Er-stabilized Bi2O3 (ESB) into LNO and assemble the LNO-ESB composite cathode directly on zirconia electrolyte film using a facile electrochemical polarization approach. …”
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Journal Article -
2839
NARD : whole-genome reference panel of 1779 Northeast Asians improves imputation accuracy of rare and low-frequency variants
Published 2020“…Here, we present the Northeast Asian Reference Database (NARD), including whole-genome sequencing data of 1779 individuals from Korea, Mongolia, Japan, China, and Hong Kong. …”
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Journal Article -
2840
The characteristics and formation mechanisms of emissions from thermal decomposition of 3D printer polymer filaments
Published 2020“…Ultrafine particles (UFP) and volatile organic compounds (VOC) emitted from fused deposition modelling (FDM) 3D printing have received widespread attention. Here, we characterize the formation mechanisms of emissions from polymer filaments commonly used in FDM 3D printing. …”
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Journal Article