Deposition (geology) ≈ Deposition (geology)
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Additive manufacturing of metals Open
This book is an exciting collection of research articles that offer a unique view into the fast developing field of metal additive manufacturing, providing insights into this advanced manufacturing technology. The articles span recent adva…
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ChEMBL: towards direct deposition of bioassay data Open
ChEMBL is a large, open-access bioactivity database (https://www.ebi.ac.uk/chembl), previously described in the 2012, 2014 and 2017 Nucleic Acids Research Database Issues. In the last two years, several important improvements have been mad…
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Effects of heavy alkali elements in Cu(In,Ga)Se<sub>2</sub>solar cells with efficiencies up to 22.6% Open
We report on the use and effect of the alkali elements rubidium and caesium in the place of sodium and potassium in the alkali post deposition treatment (PDT) as applied to Cu(In,Ga)Se 2 (CIGS) solar cell absorbers. In order to study the e…
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White and wonderful? Microplastics prevail in snow from the Alps to the Arctic Open
We detect microplastics in European and Arctic snow, highlighting the importance of atmospheric transport as a pathway.
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Atmospheric microplastic deposition in an urban environment and an evaluation of transport Open
Microplastics are a global environmental issue contaminating aquatic and terrestrial environments. They have been reported in atmospheric deposition, and indoor and outdoor air, raising concern for public health due to the potential for ex…
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Methods, Mechanism, and Applications of Photodeposition in Photocatalysis: A Review Open
In this review, for a variety of metals and semiconductors, an attempt is made to generalize observations in the literature on the effect of process conditions applied during photodeposition on (i) particle size distributions, (ii) oxidati…
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Dissolution, migration, and deposition of transition metal ions in Li-ion batteries exemplified by Mn-based cathodes – a critical review Open
This paper reviews the research activities on the mechanistic understanding and solutions to overcome the TM DMD process, from the earliest discoveries to the latest progress.
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Scaling behavior of moisture-induced grain degradation in polycrystalline hybrid perovskite thin films Open
The degradation rate of CH3NH3PbI3 perovskite films, made by a known deposition method, is found to be roughly proportional to the grain size.
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Processing parameters in laser powder bed fusion metal additive manufacturing Open
As metallic additive manufacturing grew in sophistication, users have requested greater control over the systems, namely the ability to fully change the process parameters. The goal of this manuscript is to review the effects of major proc…
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Vapor-assisted deposition of highly efficient, stable black-phase FAPbI <sub>3</sub> perovskite solar cells Open
Moving a perovskite into the black The bandgap of the black α-phase FAPbI 3 (where FA is formamidinium) is nearly ideal for solar cells, but it is unstable with respect to the photoinactive yellow δ-phase. Lu et al. found that a film of th…
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Review Article: Stress in thin films and coatings: Current status, challenges, and prospects Open
The issue of stress in thin films and functional coatings is a persistent problem in materials science and technology that has congregated many efforts, both from experimental and fundamental points of view, to get a better understanding o…
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The acidity of atmospheric particles and clouds Open
Acidity, defined as pH, is a central component of aqueous chemistry. In the atmosphere, the acidity of condensed phases (aerosol particles, cloud water, and fog droplets) governs the phase partitioning of semivolatile gases such as HNO3, N…
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A solvent- and vacuum-free route to large-area perovskite films for efficient solar modules Open
Recent advances in the use of organic-inorganic hybrid perovskites for optoelectronics have been rapid, with reported power conversion efficiencies of up to 22 per cent for perovskite solar cells. Improvements in stability have also enable…
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Current Status and Perspectives on Wire and Arc Additive Manufacturing (WAAM) Open
Additive manufacturing has revolutionized the manufacturing paradigm in recent years due to the possibility of creating complex shaped three-dimensional parts which can be difficult or impossible to obtain by conventional manufacturing pro…
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Global negative effects of nitrogen deposition on soil microbes Open
Soil microbes comprise a large portion of the genetic diversity on Earth and influence a large number of important ecosystem processes. Increasing atmospheric nitrogen (N) deposition represents a major global change driver; however, it is …
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Directed Energy Deposition (DED) Process: State of the Art Open
Metal additive manufacturing technologies, such as powder bed fusion process, directed energy deposition (DED) process, sheet lamination process, etc., are one of promising flexible manufacturing technologies due to direct fabrication char…
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State of the Art in Directed Energy Deposition: From Additive Manufacturing to Materials Design Open
Additive manufacturing (AM) is a new paradigm for the design and production of high-performance components for aerospace, medical, energy, and automotive applications. This review will exclusively cover directed energy deposition (DED)-AM,…
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A review on the fused deposition modeling (FDM) 3D printing: Filament processing, materials, and printing parameters Open
This study aims to review research the progress on factors that affect the 3D printing results of the fused deposition modeling (FDM) process. The review is carried out by mapping critical parameters and characteristics determining FDM par…
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Ammonia emission control in China would mitigate haze pollution and nitrogen deposition, but worsen acid rain Open
Significance Atmospheric ammonia plays important roles in fine particle pollution, acid rain, and nitrogen deposition. China, known as the world’s top emitter of gaseous ammonia, plans to control ammonia emissions to mitigate the haze poll…
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Improved Contacts to MoS<sub>2</sub> Transistors by Ultra-High Vacuum Metal Deposition Open
The scaling of transistors to sub-10 nm dimensions is strongly limited by\ntheir contact resistance (Rc). Here we present a systematic study of scaling\nMoS2 devices and contacts with varying electrode metals and controlled\ndeposition con…
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Tau reduction prevents neuronal loss and reverses pathological tau deposition and seeding in mice with tauopathy Open
Antisense oligonucleotides that reduce tau prevent neuronal loss and reverse tau deposition and seeding in a mouse model of tauopathy.
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New development of atomic layer deposition: processes, methods and applications Open
Atomic layer deposition (ALD) is an ultra-thin film deposition technique that has found many applications owing to its distinct abilities. They include uniform deposition of conformal films with controllable thickness, even on complex thre…
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Sputtering Physical Vapour Deposition (PVD) Coatings: A Critical Review on Process Improvement and Market Trend Demands Open
Physical vapour deposition (PVD) is a well-known technology that is widely used for the deposition of thin films regarding many demands, namely tribological behaviour improvement, optical enhancement, visual/esthetic upgrading, and many ot…
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3D/4D Printing of Polymers: Fused Deposition Modelling (FDM), Selective Laser Sintering (SLS), and Stereolithography (SLA) Open
Additive manufacturing (AM) or 3D printing is a digital manufacturing process and offers virtually limitless opportunities to develop structures/objects by tailoring material composition, processing conditions, and geometry technically at …
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Increasing importance of deposition of reduced nitrogen in the United States Open
Significance Human activities have greatly increased emissions of reactive forms of nitrogen to the atmosphere. This perturbation to the nitrogen cycle has produced large increases of nitrogen deposition to sensitive ecosystems. Over recen…
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Outside the Safe Operating Space of a New Planetary Boundary for Per- and Polyfluoroalkyl Substances (PFAS) Open
It is hypothesized that environmental contamination by per- and polyfluoroalkyl substances (PFAS) defines a separate planetary boundary and that this boundary has been exceeded. This hypothesis is tested by comparing the levels of four sel…
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Conformality in atomic layer deposition: Current status overview of analysis and modelling Open
Atomic layer deposition (ALD) relies on alternated, self-limiting reactions between gaseous reactants and an exposed solid surface to deposit highly conformal coatings with a thickness controlled at the submonolayer level. These advantages…
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Experimental Optimization of Fused Deposition Modelling Processing Parameters: A Design-for-Manufacturing Approach Open
The Additive Manufacturing (AM) technology initially was developed as a rapid prototyping tool for visualization and validation of designs. The recent development of AM technologies, such as Fused Deposition Modelling (FDM), is driving it …
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The Influence of Porosity on Fatigue Crack Initiation in Additively Manufactured Titanium Components Open
Without post-manufacture HIPing the fatigue life of electron beam melting (EBM) additively manufactured parts is currently dominated by the presence of porosity, exhibiting large amounts of scatter. Here we have shown that the size and loc…
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Recent Advances on High‐Entropy Alloys for 3D Printing Open
Boosted by the success of high‐entropy alloys (HEAs) manufactured by conventional processes in various applications, the development of HEAs for 3D printing has been advancing rapidly in recent years. 3D printing of HEAs gives rise to a gr…