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Abstract Beneath Enceladus' ice crust lies an ocean which might host habitable conditions. Here, the scale and productivity of a notional Enceladean methanogenic biosphere are computed as a function of the core‐to‐ocean flux of hydrogen and the ratio between a…
openalex
Peter M. Higgins, Weibin Chen, Christopher R. Glein, Charles S. Cockell 等
2024-03-01
置信度 0.72
BiosphereNotional amountBiomass (ecology)Environmental scienceCarbon fibers
-
We measured Raman spectra of calcite at various exposure times using a spectrometer with two gratings (1800 and 1200 grooves/mm) to evaluate the precision of the relative ratio of Raman peaks (12C16O16O18O/12C16O3), which is attributed to 18O/16O. Preliminary …
openalex
Yuki Inoue, Shōta Kakisako, Junji Yamamoto
2024-01-01
置信度 0.72
CalciteRaman spectroscopyIsotopes of oxygenOxygen isotope ratio cycleIsotope
-
Bulk rock chondrites and Earth's reservoirs share a common chlorine isotopic value, while more differentiated bodies such as the Moon or Vesta record significant chlorine isotopic fractionation in their Ca phosphates. As such, an important but scarcely studied…
openalex
A. Stephant, M. Anand, Cristian Carli, Xiaolei Zhao 等
2024-02-01
置信度 0.72
Composition (language)IsotopeChlorineAstrobiologyGeochemistry
-
openalex
Alfonso M. Gañán‐Calvo
2024-09-30
置信度 0.72
BioaccumulationVolume (thermodynamics)ChemistryEnvironmental chemistryPhysics
-
Abstract Characterizing deep subsurface microbial communities informs our understanding of Earth’s biogeochemistry as well as the search for life beyond the Earth. Here we characterized microbial communities within the Kidd Creek Observatory subsurface fractur…
openalex
Sian E. Ford, G. F. Slater, Katja Engel, Oliver Warr 等
2024-12-29
置信度 0.72
IndigenousCandidatusTerrestrial ecosystemAstrobiologyAgroforestry
-
Ionizing radiation is known to have a destructive effect on biology by causing damage to the DNA, cells, and production of Reactive Oxygen Species (ROS), among other things. While direct exposure to high radiation dose is indeed not favorable for biological ac…
openalex
Dimitra Atri, Margaret Kamenetskiy, Michael May, Archit Kalra 等
2022-07-29
置信度 0.72
Ionizing radiationAstrobiologyRadiolysisChemistryRadiation
-
Speech dysfluency modeling is the core module for spoken language learning, and speech therapy. However, there are three challenges. First, current state-of-the-art solutions\cite{lian2023unconstrained-udm, lian-anumanchipalli-2024-towards-hudm} suffer from po…
arxiv
Jiachen Lian, Xuanru Zhou, Zoe Ezzes, Jet Vonk 等
2024-08-29T02:35:53Z
置信度 0.78
eess.AScs.AIcs.CLcs.SD
-
The Kerr-star spacetime is the extension over the horizons and in the negative radial region of the Kerr spacetime. Despite the presence of closed timelike curves below the inner horizon, we prove that the timelike geodesics cannot be closed in the Kerr-star s…
arxiv
Giulio Sanzeni
2024-09-12T13:26:08Z
置信度 0.78
gr-qcmath.DG
-
This paper presents a detailed system description of our entry for the WASSA 2024 Task 2, focused on cross-lingual emotion detection. We utilized a combination of large language models (LLMs) and their ensembles to effectively understand and categorize emotion…
arxiv
Ram Mohan Rao Kadiyala
2024-10-21T13:00:09Z
置信度 0.78
cs.CLcs.AIcs.LG
-
Video Panoptic Segmentation (VPS) is a challenging task that is extends from image panoptic segmentation.VPS aims to simultaneously classify, track, segment all objects in a video, including both things and stuff. Due to its wide application in many downstream…
arxiv
Biao Wu, Diankai Zhang, Si Gao, Chengjian Zheng 等
2024-06-01T17:03:16Z
置信度 0.78
cs.CV
-
We overview recent progress on the longstanding problem of incremental view maintenance (IVM), with a focus on the fine-grained complexity and optimality of IVM for classes of conjunctive queries. This theoretical progress guided the development of IVM engines…
arxiv
Dan Olteanu
2024-04-26T19:54:52Z
置信度 0.78
cs.DBcs.DS
-
The updated catalogue of $δ$ Sct stars in binary systems as well as their statistical properties are presented. Thanks to the Kepler, K2 and TESS space missions, this version of the catalogue contains more than 1000 $δ$ Sct pulsators in binaries. The sample is…
arxiv
Alexios Liakos
2024-10-01T15:00:29Z
置信度 0.78
astro-ph.SR
-
We present CapsoNet, a deep learning framework developed for the Capsule Vision 2024 Challenge, designed to perform multi-class abnormality classification in video capsule endoscopy (VCE) frames. CapsoNet leverages an ensemble of convolutional neural networks …
arxiv
Arnav Samal, Ranya Batsyas
2024-10-24T16:13:06Z
置信度 0.78
cs.CV
-
Physics-inspired regularization is desired for intra-patient image registration since it can effectively capture the biomechanical characteristics of anatomical structures. However, a major challenge lies in the reliance on physical parameters: Parameter estim…
arxiv
Anna Reithmeir, Lina Felsner, Rickmer Braren, Julia A. Schnabel 等
2024-07-05T08:50:55Z
置信度 0.78
cs.CV
-
In natural language processing applied to the clinical domain, utilizing large language models has emerged as a promising avenue for error detection and correction on clinical notes, a knowledge-intensive task for which annotated data is scarce. This paper pre…
arxiv
Jean-Philippe Corbeil
2024-04-23T20:00:37Z
置信度 0.78
cs.CLcs.AIcs.MA
-
Social media is a great source of data for users reporting information and regarding their health and how various things have had an effect on them. This paper presents various approaches using Transformers and Large Language Models and their ensembles, their …
arxiv
Ram Mohan Rao Kadiyala, M. V. P. Chandra Sekhara Rao
2024-10-21T13:29:08Z
置信度 0.78
cs.CLcs.AIcs.LG
-
This report provide a detailed description of the method that we proposed in the TRAC-2024 Offline Harm Potential dentification which encloses two sub-tasks. The investigation utilized a rich dataset comprised of social media comments in several Indian languag…
arxiv
Jingyuan Wang, Shengdong Xu, Yang Yang
2024-03-26T14:09:49Z
置信度 0.78
cs.CLcs.LG
-
Large language models (LLMs) fine-tuned with alignment techniques, such as reinforcement learning from human feedback, have been instrumental in developing some of the most capable AI systems to date. Despite their success, existing methods typically rely on s…
arxiv
Kyuyoung Kim, Ah Jeong Seo, Hao Liu, Jinwoo Shin 等
2024-10-04T04:56:11Z
置信度 0.78
cs.CL
-
In this challenge, we disentangle the deep filters from the original DeepfilterNet and incorporate them into our Spec-UNet-based network to further improve a hybrid Demucs (hdemucs) based remixing pipeline. The motivation behind the use of the deep filter comp…
arxiv
Keren Shao, Ke Chen, Shlomo Dubnov
2024-04-17T07:01:29Z
置信度 0.78
cs.SDcs.AIcs.LGcs.MMeess.AS
-
We give a status report on new developments within the Whizard event generator. Important new features comprise NLO electroweak automation (incl. extension to BSM processes like SMEFT), loop-induced processes and new developments in the UFO interface. We highl…
arxiv
Jürgen Reuter, Pia Bredt, Marius Höfer, Wolfgang Kilian 等
2024-12-09T15:54:01Z
置信度 0.78
hep-phhep-ex
-
The results of an analysis of temperature variations in the mesopause region based on long-term measurements of hydroxyl airglow at the Zvenigorod Scientific Station of the A.M. Obukhov Institute of Atmospheric Physics RAS (ZSS IAP RAS) in 1960-2024 in compari…
arxiv
I. I. Mokhov, I. A. Fomina, V. I. Perminov
2024-05-07T22:15:58Z
置信度 0.78
physics.ao-ph
-
LLMs demand significant computational resources for both pre-training and fine-tuning, requiring distributed computing capabilities due to their large model sizes \cite{sastry2024computing}. Their complex architecture poses challenges throughout the entire AI …
arxiv
Todor Ivanov, Valeri Penchev
2024-12-02T00:38:57Z
置信度 0.78
cs.DCcs.AI
-
Abstract Unusually large and enigmatic giant magnetofossils are well-documented in sediments deposited during and surrounding climatic events such as the Paleocene-Eocene Thermal Maximum (~56 Ma) and Middle Eocene Climatic Optimum (~40 Ma). However, the absenc…
openalex
Nitin Kadam, Firoz Badesab, Ioan Lascu, Courtney L. Wagner 等
2024-02-28
置信度 0.72
GeologyBayPaleontologyMagnetiteQuaternary
-
Abstract The elements hydrogen, carbon, and nitrogen are among the most abundant in the solar system. Still, little is known about the ternary compounds these elements can form under the high‐pressure and high‐temperature conditions found in the outer planets’…
openalex
Thaddäus J. Koller, Siyu Jin, Viktoria Krol, Sebastian J. Ambach 等
2023-12-15
置信度 0.72
Characterization (materials science)Simple (philosophy)MoleculeCarbon fibersAnalytical Chemistry (journal)
-
Raman spectroscopic determination of sulfur species molalities in hydrothermal fluids requires correct assignment and knowledge of the scattering efficiencies of Raman bands. Therefore, we studied the Raman spectra of NaHSO4 and H2SO4 solutions experimentally …
openalex
Christian Schmidt, Sandro Jahn
2024-08-05
置信度 0.72
Raman spectroscopyHydrothermal circulationRaman scatteringHydrogen bondMolecule
-
openalex
Keith R. Skene
2024-01-18
置信度 0.72
Living systemsMulticellular organismEcologySecond law of thermodynamicsEntropy (arrow of time)
-
openalex
Shengchao Yang, Junxuan Fan, Christian M. Ø. Rasmussen, Xiao‐Lei Wang 等
2024-10-10
置信度 0.72
GeologyOrdovicianMeteoritePaleontologyAstrobiology
-
Shear wave velocity (Vs) has significant applications in geoengineering investigations. With the ongoing rise in carbon capture and storage (CCS) initiatives, the role of Vs in monitoring the CO2 sequestration sites is escalating. Although many studies have be…
openalex
Mitra Khalilidermani, Dariusz Knez
2024-03-26
置信度 0.72
GeomechanicsCaprockCarbon sequestrationPlumeInduced seismicity
-
Evidence of hydrothermal venting on the ultra-slow spreading Gakkel Ridge in the Central Arctic Ocean has been available since 2001, with first visual evidence of black smokers on the Aurora Vent Field obtained in 2014. But it was not until 2021 that the first…
openalex
Eva Ramírez-Llodra, Claudio Argentino, Maria Baker, Antje Boëtius 等
2022-11-28
置信度 0.72
Hydrothermal ventRidgeOceanographyGeologyArctic
-
The ceramic industry is a production sector that can efficiently recycle its own processing residues, achieving a reuse index of almost 100%. Recently, the range of waste from other industrial sectors that can be used as secondary raw materials in ceramic bodi…
openalex
Sonia Conte, Chiara Molinari, Matteo Ardit, Luciana Mantovani 等
2024-05-20
置信度 0.72
SilicateCeramicHazardous wasteElement (criminal law)Materials science
-
Lipid biomarkers present in sulfate speleothems on lava tubes from Lanzarote, Canary Islands, support microbial activity in these settings and may work as analogs for lipid biomarkers in Martian volcanic environments, according to molecular, geochemical, and m…
openalex
Vera Palma, José M. de la Rosa Arranz, Bogdan P. Onac, Francesco Sauro 等
2024-09-28
置信度 0.72
MartianLavaAstrobiologyDecoding methodsGeology
-
Long-term spatial missions will require sustainable methods for biomass production using locally available resources. This study investigates the feasibility of cultivating Chlorella vulgaris, a high value microalgal specie, using a leachate of Martian regolit…
openalex
Mattia Casula, Giacomo Fais, Cristina Manis, Paola Scano 等
2024-06-24
置信度 0.72
RegolithChlorella vulgarisMartianAstrobiologyUrine
-
Abstract Carbonates, as secondary minerals found in CM chondrites, have been widely employed for reconstructing the composition of the fluids from which they precipitated. They also offer valuable insights into the hydrothermal evolution of their parent bodies…
openalex
Vincent Guigoz, Anthony Seret, Marc Portail, L. Ferrière 等
2024-06-11
置信度 0.72
ChondriteCalciteCathodoluminescenceGeologyMineralogy
-
Creating a living system from nonliving matter is a great challenge in chemistry and biophysics. The early history of life can provide inspiration from the idea of the prebiotic "RNA World" established by ribozymes, in which all genetic and catalytic activitie…
openalex
Ranajay Saha, J. Choi, Irene A. Chen
2024-07-15
置信度 0.72
ProtocellRibozymeRNAVesicleLigase ribozyme
-
Approaching the settlement of our Moon from a practical perspective, this book is well suited for space program planners. It addresses a variety of human factor topics involved in colonizing Earth's Moon, including: history, philosophy, science, engineering, a…
openalex
Margaret Boone Rappaport, Konrad Szocik
2021-01-01
置信度 0.72
Settlement (finance)Factor (programming language)AstrobiologyGeographyArchaeology
-
Lithium is a critical metal required for several green technology applications such as electric and hybrid vehicles, energy storage systems, lubricants, polymers, pharmaceuticals, and the preparation of a lot of other industrial chemicals, and its demand is ra…
openalex
V. Balaram, John S. Armstrong‐Altrin, R.M.K. Khan, B. Srinivasa Rao
2024-01-23
置信度 0.72
Sedimentary rockGeologyLithium (medication)GeochemistryEarth science
-
Core collapse supernovae are among the most powerful explosions in the Universe, which emit thermal neutrinos that carry away most of the gravitational binding energy released. These neutrinos produce a diffuse supernova neutrino background (DSNB), which is on…
openalex
Shin’ichiro Ando, Nick Ekanger, Shunsaku Horiuchi, Y. Koshio
2023-12-10
置信度 0.72
NeutrinoSupernovaNeutrino detectorPhysicsCOSMIC cancer database
-
The decade of the 2020s promises to be when humanity returns to space beyond Earth orbit, with several nations trying to place astronauts on the Moon, before going further into deep space. As part of such a programme, NASA and partner organisations, propose to…
openalex
P. J. Wozniakiewicz, John Bridges, M. J. Burchell, William Carey 等
2021-04-20
置信度 0.72
Payload (computing)Gateway (web page)AstrobiologyCosmic dustFlux (metallurgy)
-
Starting from accelerated industrial development, industrial disasters (chemical spills, explosions, nuclear accidents, etc.), which fall under man-made (technological) disasters, increasingly threaten human lives, the environment, and property.Their complexit…
openalex
Vladimir M. Cvetković, Renate Renner, Vladimir Jakovljević
2024-01-01
置信度 0.72
Resilience (materials science)Environmental planningEnvironmental resource managementRisk analysis (engineering)Forensic engineering
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Abstract. We present laboratory experiments on the growth of a tubular ice structure surrounding a plume of cold brine that descends under gravity into water with a higher freezing point. Brinicles are geological analogues of these structures found under sea i…
openalex
Sergio Testón-Martínez, Laura M. Barge, Jan Eichler, C. Ignacio Sainz‐Díaz 等
2024-05-03
置信度 0.72
BrineSea iceGeologySea ice growth processesOceanography
-
The construction of lunar surface roads is conducive to improving the efficiency of lunar space transportation. The use of lunar in situ resources is the key to the construction of lunar bases. In order to explore the strength development of a simulated lunar …
openalex
Jinhui Gu, Qinyong Ma
2024-03-20
置信度 0.72
Curing (chemistry)GeopolymerMaterials scienceCompressive strengthComposite material
-
openalex
Wolfgang Fink, Connor Fuhrman, Andres Nuncio Zuniga, Mark A. Tarbell
2023-02-10
置信度 0.72
LavaComputer scienceAstrobiologyMars Exploration ProgramTestbed
-
This study presents the implementation of Multi-Criteria Decision-Making (MCDM) methodologies, particularly the fuzzy technique for order of preference by similarity to ideal solution (TOPSIS), in prioritizing technosignatures (TSs) for the search for extrater…
openalex
Juan Miguel Sánchez-Lozano, Eloy Peña‐Asensio, H. Socas‐Navarro
2024-01-18
置信度 0.72
Search for extraterrestrial intelligenceMultiple-criteria decision analysisComputer scienceRobustness (evolution)Fuzzy logic
-
Abstract Three extremophile bacterial strains (BBCOL-009, BBCOL-014 and BBCOL-015), capable of degrading high concentrations of perchlorate at a range of pH (6.5 to 10.0), were isolated from Colombian Caribbean Coast sediments. Morphological features included …
openalex
Rosa Acevedo‐Barrios, Irina Tirado-Ballestas, Angela Bertel-Sevilla, Leonor Cervantes-Ceballos 等
2024-04-16
置信度 0.72
MicrobiologyBacteria16S ribosomal RNABiologyPerchlorate
-
Abstract Metal carbides are known to contain small carbon units similar to those found in the molecules of methane, acetylene, and allene. However, for numerous binary systems ab initio calculations predict the formation of unusual metal carbides with exotic p…
openalex
Saiana Khandarkhaeva, Timofey Fedotenko, Alena Aslandukovа, Fariia Iasmin Akbar 等
2024-04-02
置信度 0.72
CarbideDeprotonationAcetyleneCarbon fibersAllene
-
Abstract Humanned exploration and extended stay on the Moon are the hottest challenges today. We report highly robust materials by microwave heating under high-vacuum conditions (10− 3 Pa) from a basaltic regolith simulant (FJS-1) to ensure the feasibility of …
openalex
Kunihiko Kato, Takashi Shirai
2024-11-15
置信度 0.72
RegolithBasaltMicrowaveMaterials scienceThermal
-
Defining life is an arduous task that has puzzled philosophers and scientists for centuries. Yet biology suffers from a lack of clear definition, putting biologists in a paradoxical situation where one can describe at the atomic level complex objects that rema…
openalex
Jacques Fantini, Mélanie Matveeva, Marine Lefebvre, Henri Chahinian
2024-02-20
置信度 0.72
Genetic codeBiologyLiving systemsEvolutionary biologyDNA
-
Because of their unique proton-conductivity, chains of phosphoric acid molecules are excellent proton-transfer catalysts. Here we demonstrate that this property could have been exploited for the prebiotic synthesis of the first oligopeptide sequences on our pl…
openalex
Judit E. Šponer, Judit E. Šponer, Rémi Coulon, Michal Otyepka 等
2024-08-22
置信度 0.72
Amino acidPhosphoric acidChemistryPhosphateHistidine
-
The prevailing view suggests that the formation of porphyry Cu deposits involves differentiation of water-rich, metal-bearing juvenile magmas, with subduction of oceanic slabs supplying the necessary volatiles. However, the occurrence of significant porphyry C…
openalex
Zixuan Wang, Yuanchuan Zheng, Massimo Chiaradia, Bo Xu 等
2025-01-09
置信度 0.72
SubductionGeologyCollisionGeochemistryPorphyry copper deposit
-
Abstract Northwest Africa transitioned from a wet/vegetated landscape toward drier/sparser conditions sometime between the late‐Pliocene and the late‐Pleistocene. However, our understanding of the precise timing and nature of this transition is hampered by a p…
openalex
N. A. O'Mara, Charlotte Skonieczny, David McGee, Gisela Winckler 等
2024-06-01
置信度 0.72
Plio-PleistocenePleistoceneProductivityEcosystemGeology
-
Laboratory experiments play a key role in deciphering the chemistry of the interstellar medium (ISM) and the formation of complex organic molecules (COMs) relevant to life. To date, however, most studies in experimental astrochemistry have made use of a reduct…
openalex
N. J. Mason, Perry A. Hailey, Duncan V. Mifsud, J. S. Urquhart
2021-12-08
置信度 0.72
AstrochemistryPhysicsAstrobiologyReductionismInterstellar medium
-
Synchronous fluorescence spectroscopy (SFS) is a technique that involves the simultaneous detection of fluorescence excitation and emission at a constant wavelength difference. The spectrum yields bands that are narrower and less complex than the original exci…
openalex
Suresh Sunuwar, Andrew Haddad, Ashlyn Acheson, Carlos E. Manzanares
2024-06-12
置信度 0.72
AnthraceneDetection limitPyreneFluorescenceAnalytical Chemistry (journal)
-
Three-dimensional printing technology is transforming the construction industry, which is increasingly turning to advanced materials and techniques to meet environmental and economic challenges. This comprehensive literature review evaluated various binder mat…
openalex
Yeşim Tarhan, İsmail Hakkı Tarhan, Remzi Şahin
2024-12-29
置信度 0.72
3D printingRheologyMaterials scienceComposite materialPolymer science
-
Abstract Trace analysis (at fg -level) of radioisotopes requires a considerable push in analytical technology. Among most sensitive are a Time-Resolved Laser-Induced Fluorescence (TRLIF) and Chemiluminescence (TRLIC) methods for detection of elemental composit…
openalex
Ilya Strashnov, Ruchika Fernando, I. N. Izosimov
2019-11-11
置信度 0.72
Mass spectrometryChemistrySpectroscopyElemental analysisIsotope
-
The catalytic, regulatory and structural properties of RNA, combined with their extraordinary ubiquity in cellular processes, are consistent with the proposal that this molecule played a much more conspicuous role in heredity and metabolism during the early st…
openalex
Israel Muñoz‐Velasco, Adrián Cruz-González, Ricardo Hernández-Morales, José Alberto Campillo-Balderas 等
2024-01-01
置信度 0.72
BiologyRNAComputational biologyEvolutionary biologyCognitive science
-
Meteorites have intrigued humanity for centuries, representing our enduring pursuit of knowledge and exploration of the cosmos’ enigmas. These celestial objects have not only influenced artistic expression and the formation of myths but have also fostered scie…
openalex
Annarita Franza, Xhonatan Shehaj, Giovanni Pratesi
2024-12-10
置信度 0.72
MeteoriteMartianAstrobiologyMars Exploration ProgramExtraterrestrial life
-
openalex
Ondřej Krýza, Petr Brož, Mark Fox‐Powell, Věra Pěnkavová 等
2024-09-18
置信度 0.72
Extraterrestrial lifeMars Exploration ProgramAstrobiologyAffect (linguistics)Environmental science
-
This paper devoted to the mantle xenoliths with evidence of modal metasomatic alteration from the Obnazhennaya kimberlite pipe (Kuoika kimberlite field). The first data presents for trace elements content in minerals from such rocks, and they are compared with…
openalex
Tatiana Kalashnikova, S. I. Kostrovitsky, А. M. Dymshits
2024-10-18
置信度 0.72
PhlogopiteKimberliteMetasomatismAmphiboleGeology
-
Micrometeorites (MMs), which are cosmic dust grains ranging from 10 microns to 2 mm in size, can reach the Earth’s surface through collisions with asteroids or by fragmentation of comets in space. When MMs enter the atmosphere, they are heated to varying degre…
openalex
Taki Sönmez, Namık Aysal
2025-02-13
置信度 0.72
Morphology (biology)Slow coolingAtmospheric entryAstrobiologyCrystal (programming language)
-
Magnesium (Mg) isotopes are regarded as a sensitive tracer to the contribution from subducted serpentinites and carbonates. However, the source, distribution, and controlling factors of the Mg isotope composition of arc magmas remain unclear. In this study, we…
openalex
Wei Zhang, Hiroshi Kitagawa, Fang Huang
2024-12-22
置信度 0.72
SubductionGeologyGeochemistryVolcanic rockVolcano
-
Debates on technologies for harnessing renewable energies tend to generate a polarized arena in which critical voices are automatically denounced as defenders of fossil energy.This has created a difficult situation for activists and scholars voicing concerns a…
openalex
Andreas Roos, Alf Hornborg
2024-03-20
置信度 0.72
IllusionComputer scienceArtificial intelligenceBusinessCognitive psychology
-
Abstract We present results of an in‐situ geochemical study using laser‐ablation inductively coupled plasma–mass spectrometry (LA‐ICP‐MS) analyses along a ~4.3 cm long section across the K‐Pg event bed, drilled during IODP Expedition 342 at J Anomaly Ridge sou…
openalex
Dominik Loroch, A. Deutsch, Jasper Berndt, André Bornemann
2016-06-08
置信度 0.72
EjectaGeologyPaleogeneRare-earth elementCretaceous
-
Abstract Phlogopite and K‐richterite constitute important carrier phases for H and F in Earth's lithosphere and mantle. The relative importance depends on their stabilities at high pressure and temperature, which in turn depends on bulk composition. Most previ…
openalex
E. S. Steenstra, Martijn Klaver, Jasper Berndt, Stamatis Flemetakis 等
2024-03-01
置信度 0.72
PhlogopitePeridotiteGeologyPartial meltingMantle (geology)
-
openalex
Weidong Sun
2016-06-01
置信度 0.72
Solid earthGeologyAstrobiologyEarth (classical element)Earth science
-
Organic compounds such as amino acids may have been delivered to the early Earth via carbonaceous chondrites and interplanetary dust particles. Mineralogical and petrological evidence has shown that liquid water was formed from water ice in the early stages of…
openalex
Naoki Imai, Yoko Kebukawa, Kensei Kobayashi, Isao Yoda
2024-01-01
置信度 0.72
Hydrothermal circulationAqueous solutionGamma rayChemistryChemical engineering
-
Abstract The establishment of the possible presence of life on Mars (past or present) is based on the study of planetary analogues, which allow in situ analysis of the environments in which living organisms adapt to often extreme conditions. Although Mars has …
openalex
María Angélica Leal Leal, David Tovar, M. A. de Pablo, María Argenis Bonilla 等
2025-01-01
置信度 0.72
AstrobiologyMartianDeceptionMars Exploration ProgramGeology
-
A very rare mineral szmikite, Mn(SO4)·H2O, was determined at historical samples from the western part of upper level of the Chvaletice quarry (10 km W from Přelouč, eastern Bohemia, Czech Republic). This is the first occurrence of this mineral in the Czech Rep…
openalex
Petr Pauliš, Jiří Sejkora, Ondřej Pour
2024-01-01
置信度 0.72
Political scienceTheologyPhilosophy
-
High Resolution Image Download MS PowerPoint Slide In recent years, first-principles exploration of chemical reaction space has provided valuable insights into intricate reaction networks. Here, we introduce ab initio hyperreactor dynamics, which enables rapid…
openalex
Alexandra Stan, Liubov Glinkina, Andreas Hulm, Christian Ochsenfeld
2024-01-31
置信度 0.72
Ab initioMolecular dynamicsChemical spaceConfiguration spaceComputational chemistry
-
Fossil feathers have transformed our understanding of integumentary evolution in vertebrates. The evolution of feathers is associated with novel skin ultrastructures, but the fossil record of these changes is poor and thus the critical transition from scaled t…
openalex
Zixiao Yang, Baoyu Jiang, Jiaxin Xu, Maria E. McNamara
2024-05-21
置信度 0.72
Integumentary systemFeatherStratum corneumCorneocyteExtant taxon
-
Abstract The Hayabusa2 mission from the Japan Aerospace Exploration Agency (JAXA) returned to the Earth samples of carbonaceous asteroid (162173) Ryugu. This mission offers a unique opportunity to investigate in the laboratory samples from a C‐type asteroid, w…
openalex
Van T. H. Phan, Pierre Beck, Rolando Rebois, É. Quirico 等
2024-01-08
置信度 0.72
ChondriteSilicateContext (archaeology)MineralogySilicate minerals
-
Discharge plasmas, recognized as unique platforms for investigating the origins of chemical life, have garnered extensive interest for their potential to simulate prebiotic conditions. This paper embarks on a comprehensive overview of recent advancements in th…
openalex
Dingwei Gan, LongFei Hong, Tianyu Li, TianQi Zhang 等
2024-01-01
置信度 0.72
PrebioticChemistryAbiogenesisPlasma chemistryPlasma
-
High hydrostatic pressure (HHP) is a key driver of life's evolution and diversification on Earth. Icy moons such as Titan, Europa, and Enceladus harbor potentially habitable high-pressure environments within their subsurface oceans. Titan, in particular, is mo…
openalex
Judy Malas, Daniel C. Russo, O. Bollengier, Michael J. Malaska 等
2024-02-13
置信度 0.72
Shewanella oneidensisHydrostatic pressureTitan (rocket family)AstrobiologyBiofilm
-
openalex
Lionel G. Vacher, J. Eschrig, L. Bonal, Wataru Fujiya 等
2024-12-16
置信度 0.72
ChondriteChondruleTerrestrial planetAstrobiologyMetamorphism
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Mars has been exposed to ionizing radiation for several billion years, and as part of the search for life on the Red Planet, it is crucial to understand the impact of radiation on biosignature preservation. Several NASA and ESA missions are looking for evidenc…
openalex
Anaïs Roussel, A. C. McAdam, Alexander A. Pavlov, C. A. Knudson 等
2024-07-01
置信度 0.72
Mars Exploration ProgramCarbonateAstrobiologyCOSMIC cancer databaseCosmic ray
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RATIONALE: Characterization of Regolith And Trace Economic Resources (CRATER), an Orbitrap™-based laser desorption mass spectrometry instrument designed to conduct high-precision, spatially resolved analyses of planetary materials, is capable of answering outs…
openalex
S. Ray, Ricardo Arévalo, Adrian Southard, Lori Willhite 等
2024-02-11
置信度 0.72
OrbitrapImpact craterRegolithMass spectrometryCharacterization (materials science)
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Extraterrestrial organic matter is found in various extraterrestrial environments and in various forms. It forms in a variety of locations through different mechanisms in space. As such, its nature, distribution, formation mechanisms and loca tions are of part…
openalex
2023-12-01
置信度 0.72
Thematic mapComputer graphics (images)Computer scienceGeologyGeography
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openalex
Luiz Pereira, Yannick Linard, Fabian B. Wadsworth, Jérémie Vasseur 等
2024-03-01
置信度 0.72
ViscosityRheologySilicateMineralogyMaterials science
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Serpentinite carbonation contributes to the deep carbon (C) cycle. Recently, geophysical and numerical studies have inferred considerable hydrothermal alteration in plate bending faults, opening the possibility of significant C storage in the slab mantle. Howe…
openalex
Yongsheng Huang, Satoshi Okumura, Kazuhisa Matsumoto, N. Takahashi 等
2024-10-08
置信度 0.72
CarbonationGeologyMineral resource classificationGeochemistryPetroleum engineering
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Climate change significantly impacts agriculture and forage production, requiring the implementation of strategies toward increased water and energy use efficiency. So, this study investigated the yield of forage cactus (Opuntia stricta (Haw.) Haw) under diffe…
openalex
Francisco Mardones Sérvulo Bezerra, Claudivan Feitosa de Lacerda, Aelton Biasi Giroldo, Eduardo Santos Cavalcante 等
2024-07-02
置信度 0.72
IrrigationEvapotranspirationForageBrackish waterRandomized block design
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Amino acids are one of the most important building blocks of life. During the biochemical process of translation, cells sequentially connect amino acids via amide bonds to synthesize proteins, using the genetic information in messenger RNA (mRNA) as a template…
openalex
Christian Seitz, Thomas Geisberger, Alexander Richard West, Jessica Fertl 等
2024-06-01
置信度 0.72
Amino acidChemistryAbiogenesisCarbon monoxideAqueous solution
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Lunar regolith is the preferred material for lunar base construction using in situ resource utilization technology. The TiO2 variations in lunar regolith collected from different locations significantly impact its suitability as a construction material. Theref…
openalex
Junhao Chen, Haoming Chen, Zhe Zhao, Xiao Zong
2024-01-23
置信度 0.72
RegolithMicrostructureAstrobiologyFlexural strengthMaterials science
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We show that the non-canonical nucleobase 2,6-diaminopurine (D) spontaneously base pairs with uracil (U) in water and the solid state without the need to be attached to the ribose-phosphate backbone. Depending on the reaction conditions, D and U assemble in th…
openalex
Tomislav Stolar, Ben K. D. Pearce, Martin Etter, Khai‐Nghi Truong 等
2024-05-07
置信度 0.72
UracilPairingChemistryBase (topology)Combinatorial chemistry
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Abstract This paper is the first comprehensive synthesis of what is currently known about the different natural and anthropogenic fluxes of rhenium (Re) on Earth's surface. We highlight the significant role of anthropogenic mobilization of Re, which is an impo…
openalex
Layla Ghazi, K. E. Grant, Anthony Chappaz, Mohammed Danish 等
2024-10-01
置信度 0.72
Biogeochemical cycleContext (archaeology)Geochemical cycleEnvironmental scienceEarth science
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As the development of science and technology has reached the point where the desire to travel to Mars has become a tangible reality, the physical limits of human movement are also part of the systematic research based on the space environment. The critical iss…
openalex
David W. Kim
2022-12-12
置信度 0.72
Space explorationContext (archaeology)CrewPsychologySpaceflight
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Introduction: Europa and Enceladus, two ocean worlds in our solar system, are targets of high interest for astrobiology in the decades to come. Past space missions (Cassini-Huygens and Galileo) and recent observations with the Hubble Space telescope have revea…
openalex
Valentin Moulay, Caroline Freissinet, A. Buch, Felipe Gómez 等
2022-09-23
置信度 0.72
EnceladusAstrobiologyExtraterrestrial lifeEnvironmental scienceSolar System
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Hydrogen is increasingly recognized as a viable solution to meet the growing global energy demand, making large-scale hydrogen storage essential for successfully realizing a full-scale hydrogen economy. Geological formations, such as depleted oil and gas reser…
openalex
Abdel‐Mohsen O. Mohamed, Maisa El Gamal
2024-10-03
置信度 0.72
SulfurMaterials sciencePolymerizationWaste managementGeotechnical engineering
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Ladies and gentlemen, we have the great honor and pleasure to introduce to you Ahmed El Goresy as the awardee of the Leonard Medal of the year 2013. Ahmed El Goresy has had an amazing long career dedicated to meteoritics and planetary sciences. He conducted pl…
openalex
Catherine Caillet, Audrey Bouvier
2013-09-01
置信度 0.72
MedalArtArt history
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The establishment of a human presence on the Moon necessitates the development of sustainable technologies for in-situ resource utilization, enabling the conversion of lunar resources into functional raw materials.Binder jetting is promising for employing rego…
openalex
Marco Mariani, Francesco Bertolini, Maxim Isachenkov, Carmen Galassi 等
2024-01-01
置信度 0.72
RegolithAstrobiology3D printingMoon landingGeology
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Abstract Carbonaceous material (CM) undergoes progressive changes that reflect its thermal history. These changes are in general irreversible and provide valuable information for understanding diagenetic and metamorphic processes of crustal rocks. Among variou…
openalex
Shunya Kaneki, Yui Kouketsu, Mutsuki Aoya, Yoshihiro Nakamura 等
2024-06-25
置信度 0.72
MetamorphismRaman spectroscopyDeconvolutionMetamorphic rockPython (programming language)
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Whitepaper #062 submitted to the Planetary Science and Astrobiology Decadal Survey 2023-2032. Topics: laboratory studies; other: Terrestrial Recovery of Extraterrestrial Materials, a Curati[...]; other planetary bodies: meteoritic samples of planets, moons, as…
openalex
H. A. Ishii, C. M. Corrigan, Maitrayee Bose, J. Davidson 等
2021-03-18
置信度 0.72
Extraterrestrial lifeTerm (time)AstrobiologySample (material)Environmental science
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Abstract Recent advancements have significantly enhanced the capabilities for in-space servicing, assembly, and manufacturing (ISAM), to develop infrastructure in orbit and on the surface of celestial bodies. This progress is a departure from the traditional s…
openalex
Weiwei Mo, Brad L. Kinsey, John Vickers, Henry Helvajian 等
2024-08-28
置信度 0.72
SustainabilitySpace (punctuation)Environmental resource managementEnvironmental planningEnvironmental science
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The widespread use of antibiotics causes the development of antibiotic-resistant bacterial strains, which have a severe impact on poultry productivity and human health. As a result, research is continuing to develop safe natural antibiotic alternatives. In the…
openalex
Eman A. Beyari, Naheda M. Alshammari, Soha A. Alamoudi, Alaa S. Mohamed 等
2024-07-17
置信度 0.72
Bacillus pumilusBroilerBiologyProbioticAntibiotics
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Organic compounds, such as amino acids, are essential for the origin of life, and they may have been delivered to the prebiotic Earth from extra-terrestrial sources, such as carbonaceous chondrites. In the parent bodies of carbonaceous chondrites, the radioact…
openalex
Akari Ishikawa, Yoko Kebukawa, Kensei Kobayashi, Isao Yoda
2024-01-09
置信度 0.72
GlycolaldehydeAmino acidChemistryAqueous solutionFormaldehyde
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Cleanrooms are controlled environments where the number of airborne particles is reduced to a level defined by an International Organization for Standardization (ISO) standard. These facilities have applications in different fields, such as the electronic, pha…
openalex
Thasshwin Mathanlal, María‐Paz Zorzano, Javier Martín‐Torres
2024-08-14
置信度 0.72
CleanroomSystems engineeringStandardizationWorkflowModular design
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Manned deep-space exploration and colonization on extraterrestrial bodies, such as the Moon and Mars, are great dreams of mankind. However, as these activities are far from the surface environment of home planet Earth, challenges faced to astronauts have been …
openalex
Lanxiang Tian, Jie Ren, Yukai Luo, Yinghui Li 等
2024-11-05
置信度 0.72
Space (punctuation)Field (mathematics)AeronauticsEnvironmental scienceAerospace engineering
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A Novel simulation framework using self-governing drones is used to locate and reduce unauthorized drones in interior environments. The recommended method uses Received Signal Strength Indicator (RSSI) to identify an alien agent drone, which has different sign…
openalex
Ghulam E Mustafa Abro, Zain Anwar Ali, Ayman M. Abdallah
2024-09-23
置信度 0.72
DroneAlienSwarm behaviourSignal strengthSIGNAL (programming language)
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Abstract The volcanic episode that formed Ontong Java Nui (OJN) in the western Pacific ~ 120 million-year-ago is thought to have triggered Oceanic Anoxic Event (OAE) 1a, yet the cause-effect relationship remains insufficiently understood. Here, we present a Pb…
openalex
Hironao Matsumoto, Kosuke T. Goto, Gen Shimoda, Yasuto Watanabe 等
2024-03-26
置信度 0.72
JavaAnoxic watersVolcanoEvent (particle physics)Geology
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In-Situ Resource Utilization (ISRU) approaches hold significant importance in plans for space colonization. This work explores a different ISRU concept applying fast-firing, a robust and well-known industrial process, to Mars regolith simulant (MGS-1). The fas…
openalex
Levent Karacasulu, Alessandro Tomasini, Cekdar Vakifahmetoglu, Mattia Biesuz
2025-02-19
置信度 0.72
RegolithAstrobiologyMartianEnvironmental scienceMaterials science
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Recently, we discovered and proved the essentiality of organic boron species (OBS), such as borate–pectic polysaccharides and borate–phenolic esters, for healthy symbiosis (HS) between microbiota and human/animal (H/A) host. The essentiality of OBS will provid…
openalex
Andrei Biţă, Ion Romulus Scorei, George Dan Mogoşanu, Ludovic Everard Bejenaru 等
2024-11-26
置信度 0.72
BiologyComputational biologyNanotechnologyMaterials science
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Biofilms are self-organized communities of microorganisms that are encased in an extracellular polymeric matrix and often found attached to surfaces. Biofilms are widely present on Earth, often found in diverse and sometimes extreme environments. These microbi…
openalex
Yo-Ann Vélez Justiniano, Darla M. Goeres, Elizabeth L. Sandvik, Birthe V. Kjellerup 等
2023-01-06
置信度 0.72
BiofilmHuman healthExtracellular polymeric substanceLeverage (statistics)Space exploration