Electrodeposited surfaces with reversibly switching interfacial properties.

abstract：:The Late Paleogene surface height and paleoenvironment for the core area of the Qinghai-Tibetan Plateau (QTP) remain critically unresolved. Here, we report the discovery of the youngest well-preserved fossil palm leaves from Tibet. They were recovered from the Late Paleogene (Chattian), ca. 25.5 ± 0.5 million years, p...

journal_title：Science advances

authors： Su T,Farnsworth A,Spicer RA,Huang J,Wu FX,Liu J,Li SF,Xing YW,Huang YJ,Deng WY,Tang H,Xu CL,Zhao F,Srivastava G,Valdes PJ,Deng T,Zhou ZK

更新日期：2019-03-06 00:00:00

abstract：:Characterizing and understanding the emergence of multiple macroscopically ordered electronic phases through subtle tuning of temperature, pressure, and chemical doping has been a long-standing central issue for complex materials research. We report the first comprehensive studies of optical doping-induced emergence o...

journal_title：Science advances

authors： Han TR,Zhou F,Malliakas CD,Duxbury PM,Mahanti SD,Kanatzidis MG,Ruan CY

更新日期：2015-06-26 00:00:00

abstract：:The advent of two-dimensional (2D) materials has led to extensive studies of heterostructures for novel applications. 2D lateral multiheterojunctions and superlattices have been recently demonstrated, but the available growth methods can only produce features with widths in the micrometer or, at best, 100-nm scale and...

journal_title：Science advances

authors： Zhou W,Zhang YY,Chen J,Li D,Zhou J,Liu Z,Chisholm MF,Pantelides ST,Loh KP

更新日期：2018-03-23 00:00:00

abstract：:Oxygen activation is a critical step in ubiquitous heterogeneous oxidative processes, most prominently in catalysis, electrolysis, and pharmaceutical applications. We present here our findings on metal-free O2 activation on covalent triazine frameworks (CTFs) as an important class of N-rich materials. The O2 activatio...

journal_title：Science advances

authors： Abednatanzi S,Gohari Derakhshandeh P,Leus K,Vrielinck H,Callens F,Schmidt J,Savateev A,Van Der Voort P

更新日期：2020-04-03 00:00:00

abstract：:Retreat from some areas will become unavoidable under intensifying climate change. Existing deployments of managed retreat are at small scale compared to potential future needs, leaving open questions about where, when, and how retreat under climate change will occur. Here, we analyze more than 40,000 voluntary buyout...

journal_title：Science advances

authors： Mach KJ,Kraan CM,Hino M,Siders AR,Johnston EM,Field CB

更新日期：2019-10-09 00:00:00

abstract：:Smart materials that are capable of memorizing a temporary shape, and morph in response to a stimulus, have the potential to revolutionize medicine and robotics. Here, we introduce an innovative method to program protein hydrogels and to induce shape changes in aqueous solutions at room temperature. We demonstrate our...

journal_title：Science advances

authors： Khoury LR,Slawinski M,Collison DR,Popa I

更新日期：2020-04-29 00:00:00

abstract：:Metabolites of the intestinal microbiota are thought to be generated through metabolic pathways spanning multiple taxa of intestinal bacteria. We have previously shown that the level of putrescine, a polyamine found abundantly in the human intestinal lumen, is increased in the colonic lumen following administration of...

journal_title：Science advances

authors： Kitada Y,Muramatsu K,Toju H,Kibe R,Benno Y,Kurihara S,Matsumoto M

更新日期：2018-06-27 00:00:00

abstract：:In addition to their conventional uses, metal-organic frameworks (MOFs) have recently emerged as an interesting class of functional materials and precursors of inorganic materials for electrochemical energy storage and conversion technologies. This class of MOF-related materials can be broadly categorized into two gro...

journal_title：Science advances

authors： Wu HB,Lou XWD

更新日期：2017-12-01 00:00:00

abstract：:Controlling the polarization state and the propagation direction of photons is a fundamental prerequisite for many nanophotonic devices and a precursor for future on-chip communication, where the emission properties of individual emitters are particularly relevant. Here, we report on the emission of partially circular...

journal_title：Science advances

authors： Neugebauer M,Banzer P,Nechayev S

更新日期：2019-06-28 00:00:00

abstract：:Dynamics of active or propulsive Brownian particles in nonequilibrium status have recently attracted great interest in many fields including artificial micro/nanoscopic motors and biological entities. Understanding of their dynamics can provide insight into the statistical properties of physical and biological systems...

journal_title：Science advances

authors： Fu X,Chen B,Tang J,Zewail AH

更新日期：2017-08-25 00:00:00

abstract：:Ultraviolet (UV) reception is useful for such basic behaviors as mate choice, foraging, predator avoidance, communication, and navigation, whereas violet reception improves visual resolution and subtle contrast detection. UV and violet reception are mediated by the short wavelength-sensitive (SWS1) pigments that absor...

journal_title：Science advances

authors： Yokoyama S,Altun A,Jia H,Yang H,Koyama T,Faggionato D,Liu Y,Starmer WT

更新日期：2015-09-18 00:00:00

abstract：:Discovery of new adsorbent materials with a high CO2 working capacity could help reduce CO2 emissions from newly commissioned power plants using precombustion carbon capture. High-throughput computational screening efforts can accelerate the discovery of new adsorbents but sometimes require significant computational r...

journal_title：Science advances

authors： Chung YG,Gómez-Gualdrón DA,Li P,Leperi KT,Deria P,Zhang H,Vermeulen NA,Stoddart JF,You F,Hupp JT,Farha OK,Snurr RQ

更新日期：2016-10-14 00:00:00

abstract：:Honeybees use the waggle dance to share information about food-site locations with nestmates. However, the importance of this behavior in colony foraging success remains unclear. We tested whether spatial dance information affects colony foraging success in a human-modified temperate environment by comparing colonies ...

journal_title：Science advances

authors： I'Anson Price R,Dulex N,Vial N,Vincent C,Grüter C

更新日期：2019-02-13 00:00:00

abstract：:We tested how sediment trapping by hydroelectric dams affects tropical estuaries by comparing two dammed and two undammed rivers on Mexico's Pacific coast. We found that dams demonstrably affected the stability and productivity of the estuaries. The two rivers dammed for hydroelectricity had a rapid coastal recession ...

journal_title：Science advances

authors： Ezcurra E,Barrios E,Ezcurra P,Ezcurra A,Vanderplank S,Vidal O,Villanueva-Almanza L,Aburto-Oropeza O

更新日期：2019-03-13 00:00:00

abstract：:Earthquakes in the continental crust commonly occur in the upper 15 to 20 km. Recent studies demonstrate that earthquakes also occur in the lower crust of collision zones and play a key role in metamorphic processes that modify its physical properties. However, details of the failure process and sequence of events tha...

journal_title：Science advances

authors： Petley-Ragan A,Ben-Zion Y,Austrheim H,Ildefonse B,Renard F,Jamtveit B

更新日期：2019-07-31 00:00:00

abstract：:Many animals understand numbers at a basic level for use in essential tasks such as foraging, shoaling, and resource management. However, complex arithmetic operations, such as addition and subtraction, using symbols and/or labeling have only been demonstrated in a limited number of nonhuman vertebrates. We show that ...

journal_title：Science advances

authors： Howard SR,Avarguès-Weber A,Garcia JE,Greentree AD,Dyer AG

更新日期：2019-02-06 00:00:00

abstract：:Human sleep is highly regulated by temperature. Might climate change-through increases in nighttime heat-disrupt sleep in the future? We conduct the inaugural investigation of the relationship between climatic anomalies, reports of insufficient sleep, and projected climate change. Using data from 765,000 U.S. survey r...

journal_title：Science advances

authors： Obradovich N,Migliorini R,Mednick SC,Fowler JH

更新日期：2017-05-26 00:00:00

abstract：:We reveal an intriguing manifestation of topology, which appears in the depletion rate of topological states of matter in response to an external drive. This phenomenon is presented by analyzing the response of a generic two-dimensional (2D) Chern insulator subjected to a circular time-periodic perturbation. Because o...

journal_title：Science advances

authors： Tran DT,Dauphin A,Grushin AG,Zoller P,Goldman N

更新日期：2017-08-18 00:00:00

abstract：:The hydrogen atom-the smallest and most abundant atom-is of utmost importance in physics and chemistry. Although many analysis methods have been applied to its study, direct observation of hydrogen atoms in a single molecule remains largely unexplored. We use atomic force microscopy (AFM) to resolve the outermost hydr...

journal_title：Science advances

authors： Kawai S,Nishiuchi T,Kodama T,Spijker P,Pawlak R,Meier T,Tracey J,Kubo T,Meyer E,Foster AS

更新日期：2017-05-12 00:00:00

abstract：:Low-dimensional perovskites offer a rare opportunity to investigate lattice dynamics and charge carrier behavior in bulk quantum-confined solids, in addition to them being the leading materials in optoelectronic applications. In particular, zero-dimensional (0D) inorganic perovskites of the Cs4PbX6 (X = Cl, Br, or I) ...

journal_title：Science advances

authors： Yin J,Maity P,De Bastiani M,Dursun I,Bakr OM,Brédas JL,Mohammed OF

更新日期：2017-12-15 00:00:00

abstract：:Carbon deposits are well-known inhibitors of transition metal catalysts. In contrast to this undesirable behavior, here we show that epitaxial graphene grown on Ru(0001) promotes the reversible formation of a C-C bond between -CH2CN and 7,7,8,8-tetracyano-p-quinodimethane (TCNQ). The catalytic role of graphene is mult...

journal_title：Science advances

authors： Navarro JJ,Pisarra M,Nieto-Ortega B,Villalva J,Ayani CG,Díaz C,Calleja F,Miranda R,Martín F,Pérez EM,Vázquez de Parga AL

更新日期：2018-12-14 00:00:00

abstract：:Transplanting beneficial bacteria to the gut microbiome can positively modulate the bacterial composition and remains of great interest in prevention and treatment. However, environmental assaults and rapid transit times in the gastrointestinal (GI) tract result in low oral bioavailability and limited intestinal colon...

journal_title：Science advances

authors： Wang X,Cao Z,Zhang M,Meng L,Ming Z,Liu J

更新日期：2020-06-24 00:00:00

abstract：:Gravel-bed river floodplains in mountain landscapes disproportionately concentrate diverse habitats, nutrient cycling, productivity of biota, and species interactions. Although stream ecologists know that river channel and floodplain habitats used by aquatic organisms are maintained by hydrologic regimes that mobilize...

journal_title：Science advances

authors： Hauer FR,Locke H,Dreitz VJ,Hebblewhite M,Lowe WH,Muhlfeld CC,Nelson CR,Proctor MF,Rood SB

更新日期：2016-06-24 00:00:00

abstract：:The prominent size effect of metal nanoparticles shapes decisively nanocatalysis, but entanglement of the corresponding geometric and electronic effects prevents exploiting their distinct functionalities. In this work, we demonstrate that in palladium (Pd)-catalyzed aerobic oxidation of benzyl alcohol, the geometric a...

journal_title：Science advances

authors： Wang H,Gu XK,Zheng X,Pan H,Zhu J,Chen S,Cao L,Li WX,Lu J

更新日期：2019-01-18 00:00:00

abstract：:The miraculously preserved 2000-year-old Dead Sea Scrolls, ancient texts of invaluable historical significance, were discovered in the mid-20th century in the caves of the Judean desert. The texts were mainly written on parchment and exhibit vast diversity in their states of preservation. One particular scroll, the 8-...

journal_title：Science advances

authors： Schuetz R,Maragh JM,Weaver JC,Rabin I,Masic A

更新日期：2019-09-06 00:00:00

abstract：:The urea channel of Helicobacterpylori (HpUreI) is an ideal drug target for preventing gastric cancer but incomplete understanding of its gating mechanism has hampered development of inhibitors for the eradication of H. pylori. Here, we present the cryo-EM structures of HpUreI in closed and open conformations, both at...

journal_title：Science advances

authors： Cui Y,Zhou K,Strugatsky D,Wen Y,Sachs G,Zhou ZH,Munson K

更新日期：2019-03-20 00:00:00

abstract：:When a dynamic system undergoes a cyclic evolution, a geometric phase that depends only on the path traversed in parameter space can arise in addition to the normal dynamical phase. These geometric phases have profound impacts in both quantum and classical physics. In addition to the geometric phase associated with ba...

journal_title：Science advances

authors： Wang S,Ma G,Chan CT

更新日期：2018-02-16 00:00:00

abstract：:Organophosphate-based pesticides inhibit acetylcholinesterase (AChE), which plays a pivotal role in neuromuscular function. While spraying in the field, farmworkers get exposed to pesticides through the dermal route. Internalized pesticide inhibits AChE, which leads to neurotoxicity, cardiotoxicity, cognitive dysfunct...

journal_title：Science advances

authors： Thorat K,Pandey S,Chandrashekharappa S,Vavilthota N,Hiwale AA,Shah P,Sreekumar S,Upadhyay S,Phuntsok T,Mahato M,Mudnakudu-Nagaraju KK,Sunnapu O,Vemula PK

更新日期：2018-10-17 00:00:00

abstract：:[This corrects the article DOI: 10.1126/sciadv.aao6652.]. ...

journal_title：Science advances

authors：

更新日期：2018-07-13 00:00:00

abstract：:Avian wing shape is highly variable across species but only coarsely associated with flight behavior, performance, and body mass. An underexplored but potentially explanatory feature is the ability of birds to actively change wing shape to meet aerodynamic and behavioral demands. Across 61 species, we found strong ass...

journal_title：Science advances

authors： Baliga VB,Szabo I,Altshuler DL

更新日期：2019-10-23 00:00:00