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chondrite

GeneTech 知识引擎共收录 1637 篇相关科研实体，横跨 29 个垂直领域。数据来自 OpenAlex、arXiv、Crossref、PubMed、Europe PMC 等公开学术源，全部可溯源到原文。

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• Impact-processed nitrogen-bearing organics in Chang'e-5 and Chang'e-6 lunar regolith.
  2026 · 地外矿物 · The Moon has preserved a unique record of organic matter delivered and reworked by asteroid and comet impacts. Here, we report diverse organic phases (particle-like, adhering-like, and inclusion-like) on the surfaces of …
• Discovering High-Entropy Oxides with a Machine-Learning Interatomic Potential.
  2025 · AI 驱动科学发现 · High-entropy materials shift the traditional materials discovery paradigm to one that leverages disorder, enabling access to unique chemistries unreachable through enthalpy alone. We present a self-consistent approach in…
• Low-Temperature Aqueous Alteration of Chondrites.
  2025 · 地外矿物 · Abstract Chondritic meteorites (chondrites) contain evidence for the interaction of liquid water with the interiors of small bodies early in Solar System history. Here we review the processes, products and timings of the…
• Prebiotic organic compounds in samples of asteroid Bennu indicate heterogeneous aqueous alteration.
  2025 · 地外矿物 · NASA's OSIRIS-REx mission characterized the asteroid Bennu and delivered pristine samples of its regolith to Earth. Coordinated analyses of this primitive, carbonaceous material are elucidating the abiotic formation and …
• Topographical data for delineation of agricultural management zones
  2026 · 智慧农业 · The aim of this study was to delineate management zones by using topographical data, and to investigate how these management zones relate to soil parameters and yield. Elevation, as well as soil and yield data, were samp…
• Sustainable Quantification of Urea in Aqueous Solutions and Corn Cultivation Soils Using Raman Spectroscopy: Towards Precision Agriculture and the Reduction of Environmental Impact
  2026 · 智慧农业 · The reliable quantification of urea in agricultural systems requires methods that combine metrological rigor with low environmental impact. This work develops and validates a micro-Raman method (λ = 532 nm) for the direc…
• Anhydrous minerals in asteroid Bennu: Evidence for well‐preserved primordial components
  2026 · 地外矿物 · Abstract Aqueously altered carbonaceous astromaterials are dominated by secondary minerals, but a minor fraction of primary, anhydrous silicates and oxides escape alteration, offering insight into the original compositio…
• Optimizing variable N application to living grass coverage estimated in late autumn or early spring
  2025 · 智慧农业 · A field experiment was conducted in 2022–2023 and repeated in 2023–2024, estimating plant coverages using digital processing of autumn and spring aerial images to determine fertilizer rates. Three fixed and two variable …
• Development and Performance Evaluation of the Double Ventilated Solar Dryer for Drying some Agricultural Products
  2025 · 智慧农业 · The experimental work was carried out in the summer season of 2023 at Agricultural and Bio-systems Engineering Department, Faculty of Agriculture, Damietta University, Egypt (Latitude 31°25′35″ North, Longitude 31°39′03″…
• Thermophysical properties of lunar regolith revealed by thermal-infrared observations of Lunar Reconnaissance Orbiter (LRO) Diviner radiometer
  2025 · 地外矿物 · The thermophysical properties of lunar regolith are crucial for the scientific and engineering issues in future lunar missions. In this work, we evaluate the thermophysical properties of lunar regolith between 75 • N and…
• Optical mining of carbonaceous chondrite simulants: Testing and lessons learned in asteroid mining research
  2025 · 地外矿物 · Optical Mining harnesses solar energy to extract volatiles for use in space- mainly water- from volatile-rich, car- bonaceous chondrite asteroids—particularly those in the 10-m size range. This size range is ideal for fi…
• Trace Metal and Phosphorus Enrichments in Cyanobacteria Cells and Cyanobacterial Precipitated Minerals
  2025 · 地外矿物 · The enrichment of trace metals and other life-essential elements, like phosphorus, in carbonates may be a signature of microbial life. Enrichments of such elements in microbial carbonate facies in the rock record have be…
• Metasomatic Alteration of Type 3 Ordinary and Carbonaceous Chondrites
  2025 · 地外矿物 · Abstract Metasomatism refers to the process during which a pre-existing rock undergoes compositional and mineralogical transformations associated with chemical reactions triggered by the reaction of fluids which invade t…
• The first meteoritic ammonium mineral: Discovery of boussingaultite in the Orgueil CI1 carbonaceous chondrite
  2025 · 地外矿物 · Abstract The enigma of ammonium mineral speciation in the solar system has no proven solution due to the lack of data on the real minerals serving as space ammonium carriers. We herein report on the discovery of the firs…
• A high-resolution in situ X-ray diffraction study of mineral transitions due to post-hydration heating in CM chondrite meteorites.
  2024 · 地外矿物 · Abstract: The effects of post-hydration heating over a broad range of temperatures are evident in many Mighei-like carbonaceous (CM) chondrites as a variety of mineral transitions. To better understand these processes an…
• Extraterrestrial mining – A novel method for extracting minerals and metals from asteroids
  2023 · 地外矿物 · Abstract Extra-terrestrial mining is vital for access to strategic metals for space exploration and to feed an increasing terrestrial need for metals in sustainable energy generation and storage. This study demonstrates …
• Technical solutions for variable rate fertilisation
  2024 · 智慧农业 · The aim of variable rate fertilisation is to fulfil local requirements in the field in order to optimise the production for quantity or quality reasons. The choice of spreading technique and working width influences the …
• Spatial detection of topsoil properties using hyperspectral sensing
  2024 · 智慧农业 · The spatial variability of topsoil texture and organic matter across fields was studied using field-spectroscopy and airborne hyperspectral imagery with the aim of improving fine-scale soil mapping procedures. Two import…
• Atomic-scale modelling of boundaries characterized lath martensite microstructure for hydrogen-induced crack initiation: A machine learning interatomic potentials study
  2024 · AI 驱动科学发现 · In this study, we attempted to elucidate the hydrogen embrittlement mechanism in lath martensite steels by multiscale approach across fracture test, microbeam analysis and atomic simulation. It was confirmed that the mic…
• Focused-beam X-ray fluorescence and diffraction microtomographies for mineralogical and chemical characterization of unsectioned extraterrestrial samples
  2024 · 地外矿物 · This study describes the application of new synchrotron X-ray fluorescence (XRF) and diffraction (XRD) microtomographies for the 3-D visualization of chemical and mineralogical variations in unsectioned extraterrestrial …
• Focused-beam X-ray fluorescence and diffraction microtomographies for mineralogical and chemical characterization of unsectioned extraterrestrial samples
  2024 · 地外矿物 · This study describes the application of new synchrotron X-ray fluorescence (XRF) and diffraction (XRD) microtomographies for the 3-D visualization of chemical and mineralogical variations in unsectioned extraterrestrial …
• Unusual sources of fossil micrometeorites deduced from relict chromite in the small size fraction in ~467 Ma old limestone
  2024 · 地外矿物 · Extraterrestrial chrome spinel and chromite extracted from the sedimentary rock record are relicts from coarse micrometeorites and rarely meteorites. They are studied to reconstruct the paleoflux of meteorites to the Ear…
• Unusual sources of fossil micrometeorites deduced from relict chromite in the small size fraction in ~467 Ma old limestone
  2024 · 地外矿物 · Extraterrestrial chrome spinel and chromite extracted from the sedimentary rock record are relicts from coarse micrometeorites and rarely meteorites. They are studied to reconstruct the paleoflux of meteorites to the Ear…
• Mapping traffic patterns for soil compaction studies using GIS
  2023 · 智慧农业 · Soil compaction is a common problem in the southeastern United States, and can lead to a host of soil and plant growth problems. Since one of the main causes of soil compaction is equipment traffic in fields, the idea of…
• Phenotyping, Body Composition, and Precision Nutrition
  2023 · 智慧农业 · Phenotypes include observed traits such as body shape, composition, and metabolic markers which unlike genotypes are not inherited intact but influenced by the genotype and other factors including nutrition , exercise, a…
• Visible and near-infrared spectroscopy predicted leaf nitrogen contents of potato varieties under different growth and management conditions
  2023 · 智慧农业 · Abstract Visible-Near Infrared (vis-NIR) spectroscopy can provide a faster, cost-effective, and user-friendly solution to monitor leaf N status, potentially overcoming the limitations of current techniques. The objective…
• Mass flow sensor for combines with bucket conveyors
  2023 · 智慧农业 · Most commercially available yield monitoring technology for grain harvesting equipment is designed to work with paddle-type clean grain elevators. There are some harvesting machines such as peanut and dry edible bean har…
• Climate-smart agriculture
  2023 · 智慧农业 · The CARP project addressed climate-smart food security through the adaptation of small grains and legumes, introduction of water harvesting techniques, pest management and good agricultural practices, post-harvest grain …
• The Evolution of Mineral Hardness Reveals Both Changing Parageneses and Preservational Bias in the Mineralogical Record
  2023 · 地外矿物 · A survey of the average Mohs hardness of minerals throughout Earth’s history reveals a significant and systematic decrease from >6 in presolar grains to ~5 for Archean lithologies to <4 for Phanerozoic minerals. Tw…
• The iron oxidation state of Ryugu samples
  2023 · 地外矿物 · Abstract The Hayabusa2 mission sampled Ryugu, an asteroid that did not suffer extensive thermal metamorphism, and returned rocks to the Earth with no significant air exposure. It therefore offers a unique opportunity to …
• {{(𝟓𝟎7⇼𝟖𝟑𝟑⇨𝟖𝟑𝟑𝟗)}}¿Cómo puedo llamar a Copa Airlines Panamá?Copa PANAMA
  2026 · AI 安全与对齐 · {{(𝟓𝟎7⇼𝟖𝟑𝟑⇨𝟖𝟑𝟑𝟗)}}¿Cómo puedo llamar a Copa Airlines Panamá?Copa PANAMA {{(Telefono!!PA)}} ¿Cómo puedo llamar a Copa Airlines Panamá?Puedes contactar a Copa desde Panamá llamando a los números 🐱 🚀 +507 833-833…
• {{(𝟓𝟎7⇼𝟖𝟑𝟑⇨𝟖𝟑𝟑𝟗)}}¿Cómo comunicarse con Copa Airlines en Panamá?Copa PANAMA
  2026 · AI 安全与对齐 · {{(𝟓𝟎7⇼𝟖𝟑𝟑⇨𝟖𝟑𝟑𝟗)}}¿Cómo comunicarse con Copa Airlines en Panamá?Copa PANAMA {{(Telefono!!PA)}} ¿Cómo comunicarse con Copa Airlines en Panamá?Puedes contactar a Copa desde Panamá llamando a los números 🐱 🚀 +507…
• fsdf
  2026 · AI 驱动科学发现 · {{(𝟓𝟎7⇼𝟖𝟑𝟑⇨𝟖𝟑𝟑𝟗)}}¿Cómo comunicarse con Copa Airlines en Panamá?Copa PANAMA {{(Telefono!!PA)}} ¿Cómo comunicarse con Copa Airlines en Panamá?Puedes contactar a Copa desde Panamá llamando a los números 🐱 🚀 +507…
• NEXCAST AI Review (Arif Chandra)
  2026 · AI 驱动科学发现 · Bird Offer NexCast Video Bundle >>>Grab The Early Bird Offer OTO 1: NexCast AI PRO Edition >>>Grab The Early Bird Offer OTO 2: NexCast AI Video Producer >>>Grab The Early Bird Offer OTO 3: [VIDINSTANT] Our Best Resource …
• Extraterrestrial Chemical Boundary Conditions and Evolutionary Opportunity Space on Early Earth
  2026 · 地外矿物 · Extraterrestrial material has usually been treated as delivered cargo: amino acids, nucleobases, organics, brines, or biological vectors. A boundary-condition approach asks a different question: how did arrival alter the…
• Earth's Blood
  2025 · AI 驱动科学发现 · What we do know is that we have made progress. We have come a long way from the days of gravity-flow water delivered via mains of hollowed-out logs, clay, or stone. Many of us on this earth have come a long way from the …
• Spectral Asteroid Classification Using Wavelet Transform and Auxillary Data to Identify Optimal Mining Targets with Convolutional Neural Networks
  2025 · 地外矿物 · The mining of Earth’s finite metals has devastating environmental and humanitarian impact. Asteroid mining provides an elegant alternative to the limited resources on Earth, as well as playing a critical role in the ques…
• Potential Occurrence of Accessory Minerals in the Lower Mantle
  2025 · 地外矿物 · In a seminal paper V.M. Goldschmidt pointed out that, in terms of volume of the constituent ions, Earth’s crust and mantle are basically a packing of negatively charged oxygen ions bound together by the volumetrically ba…
• Oxygen isotopes of anhydrous primary minerals show kinship between asteroid Ryugu and comet 81P/Wild2
  2022 · 地外矿物 · The extraterrestrial materials returned from asteroid (162173) Ryugu consist predominantly of low-temperature aqueously formed secondary minerals and are chemically and mineralogically similar to CI (Ivuna-type) carbonac…
• Li diffusion in oxygen-chlorine mixed anion borosilicate glasses using a machine-learning simulation.
  2024 · AI 驱动科学发现 · Lithium-ion conducting borate glasses are suitable for solid-state batteries as an interfacial material between a crystalline electrolyte and an electrode, thanks to their superior formability. Chlorine has been known to…
• Evaluation of a Low-Cost GPS Receiver for Precision Agriculture Use in Adana Province of Turkey
  2022 · 智慧农业 · The most vital factor in the application of precision agriculture technology is the cost of the required high-technology equipment. The equipment cost is the major obstacle in adopting the precision agriculture. GPS rece…
• Samples returned from the asteroid Ryugu are similar to Ivuna-type carbonaceous meteorites
  2022 · 地外矿物 · Carbonaceous meteorites are thought to be fragments of C-type (carbonaceous) asteroids. Samples of the C-type asteroid (162173) Ryugu were retrieved by the Hayabusa2 spacecraft. We measured the mineralogy and bulk chemic…
• Asteroid mining predictions based on logit model
  2022 · 地外矿物 · With the development of the world aerospace industry, human access to space is becoming more common, meaning that the rich mineral resources of asteroids could be exploited by humans soon. To measure the impact of astero…
• Spectral Detection of Nanophase Iron Minerals Produced by Fe(III)-Reducing Hyperthermophilic Crenarchaea
  2022 · 地外矿物 · Mineral transformations by two hyperthermophilic Fe(III)-reducing crenarchaea, Pyrodictium delaneyi and Pyrobaculum islandicum , were examined using synthetic nanophase ferrihydrite, lepidocrocite, and akaganeite separat…
• Oxygen isotopes of anhydrous primary minerals show kinship between asteroid Ryugu and comet 81P/Wild2
  2022 · 地外矿物 · The extraterrestrial materials returned from asteroid (162173) Ryugu consist predominantly of low-temperature aqueously formed secondary minerals and are chemically and mineralogically similar to CI (Ivuna-type) carbonac…
• Oxygen isotopes of anhydrous primary minerals show kinship between asteroid Ryugu and comet 81P/Wild2
  2022 · 地外矿物 · The extraterrestrial materials returned from asteroid (162173) Ryugu consist predominantly of low-temperature aqueously formed secondary minerals and are chemically and mineralogically similar to CI (Ivuna-type) carbonac…
• Oxygen isotopes of anhydrous primary minerals show kinship between asteroid Ryugu and comet 81P/Wild2
  2022 · 地外矿物 · The extraterrestrial materials returned from asteroid (162173) Ryugu consist predominantly of low-temperature aqueously formed secondary minerals and are chemically and mineralogically similar to CI (Ivuna-type) carbonac…
• Secondary Sulfates from the Monte Arsiccio Mine (Apuan Alps, Tuscany, Italy): Trace-Element Budget and Role in the Formation of Acid Mine Drainage
  2021 · 地外矿物 · A suite of sulfate minerals from the Monte Arsiccio mine (Apuan Alps, Northern Tuscany, Italy), previously identified by using both X-ray diffraction and micro-Raman spectroscopy, was studied through inductively coupled …
• Cavezzo—The double face of a meteorite: Mineralogy, petrography, and geochemistry of a very unusual chondrite
  2021 · 地外矿物 · Abstract The Cavezzo meteorite, which fell on January 1, 2020, is the first meteorite detected and recovered by the Italian PRISMA Fireball Network. Two specimens, weighing 3.12 g (specimen 1) and 52.19 g (specimen 2), w…
• Titanium isotopic compositions of bulk rocks and mineral separates from the Kos magmatic suite: Insights into fractional crystallization and magma mixing processes
  2021 · 地外矿物 · Terrestrial and extraterrestrial rocks exhibit significant variations in their mass-dependent Ti isotopic compositions, with basalts being isotopically lighter than evolved lithologies. The observed trend from light to h…
• Co-kriging when the soil and ancillary data are not co-located
  2024 · 智慧农业 · Data such as digitized aerial photographs, electrical conductivity and yield are intensive and relatively inexpensive to obtain compared with collecting soil data by sampling. If such ancillary data are co-regionalized w…
• The effects of spatial structure on accuracy of map and performance of interpolation methods
  2024 · 智慧农业 · The objective of this study was to evaluate the effect of the strength of spatial correlation in the data on the performance of (i) grid soil sampling of different sampling density and (ii) two interpolation procedures, …
• Toward Precision Resistance Measurements by a Precision LCR Meter at Frequencies up to 2 MHz
  2024 · 智慧农业 · We have investigated the lead effects of a 10-kΩ resistance standard measured by a precision LCR meter at frequencies up to 2 MHz. In the case of a two-terminal-pair configuration, we demonstrate that the effect of 2.5 m…
• Dynamic Analysis of a Head-On Sedan Automobile Collision
  2024 · 智慧农业 · There are thousands of automobile accidents each day, with none being exactly alike.Everyone is familiar with the crash tests automobile manufacturers perform to see how their vehicles will behave in the event of a crash…
• Electric ozonizer-air emitter for agricultural buildings: study results for an autonomous module
  2024 · 智慧农业 · The air environment of livestock buildings requires disinfection and improvement of the gas composition. The most effective method is ozonation. In order to improve the air inside livestock buildings, the authors have de…
• Bunch thinning and its influence on the shoots growth dynamics in some syrah wine variety clones
  2024 · 智慧农业 · During the period 2020-2022, an experiment was conducted in the experimental vineyard of the Agricultural University – Plovdiv, and four clones of the wine variety Syrah, numbered 100, 174, 470 and 524, grafted on the SO…
• From Golgi body movement to cellulose microfibril alignment
  2024 · AI 安全与对齐 · The shape and strength of plant cells is determined by a combination of turgor pressure and constraining cell wall. The main load bearing structures in the cell wall, cellulose microfibrils (CMFs), are deposited in highl…
• Copyright Page
  2024 · AI 安全与对齐 · First published in the United Kingdom in 2024 by C. Hurst & Co. (Publishers) Ltd., New Wing, Somerset House, Strand, London, WC2R 1LA Copyright © Andrea Benvenuti, 2024 All rights reserved. The right of Andrea Benvenuti …
• Petrography, Geochemistry and classification of BIR OUNANE 005, Lunar Soil (Regolith Breccia).
  2024 · 地外矿物 · In September 2022, I came across a rock sample found on Mali, Bir Ounane region. The fragment was a brown rock, with lack of fusion crust. Everything seemed to indicate that it was an unusual type of lunar rock, so the p…
• Evidence for the extraterrestrial origin of a natural quasicrystal
  2012 · 地外矿物 · We present evidence that a rock sample found in the Koryak Mountains in Russia and containing icosahedrite, an icosahedral quasicrystalline phase with composition Al(63)Cu(24)Fe(13), is part of a meteorite, likely formed…

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