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Revolutionizing applications: the impact of controlled surface chemistry on marble powder

RSC Adv., 2024, 14,35727-35742
DOI: 10.1039/D4RA06342B, Review Article
Open Access
Ali Zia Noor, Sadia Bibi, Maryam Asrar, Muhammad Imran, Sadia Afzal, Sadiqa Abdal, Muhammad Atif
A large amount of marble powder is abundantly available as a byproduct and waste in the marble industry, and its reinforcement has been attempted in several applications through surface modification.
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Optimizing synergistic effects: creating oxygen vacancies in NiCoWO4via a solid-state grinding method for improved energy storage performance

Dalton Trans., 2024, 53,17948-17962
DOI: 10.1039/D4DT02118E, Paper
Anandhavalli Jeevarathinam, Arun Annamalai, Ramya Ravichandran, Kumaresan Annamalai, Sundaravadivel Elumalai
We disclose, for the first time we report the synthesis of an oxygen vacancy-enriched NiCoWO4 electrode by a simple solid state grinding method using NaBH4 as a mild reducing agent without any solvents.
The content of this RSS Feed (c) The Royal Society of Chemistry




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The role of the stabilizing/leaving group in palladium catalysed cross-coupling reactions

Dalton Trans., 2024, 53,18013-18020
DOI: 10.1039/D4DT02533D, Paper
Open Access
Lorenzo Palio, Francis Bru, Tommaso Ruggiero, Laurens Bourda, Kristof Van Hecke, Catherine Cazin, Steven P. Nolan
Despite the widespread use of well-defined PdII complexes as pre-catalysts for cross-coupling processes, the role of the throw-away ligand is still underexplored.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Reconceptualizing Mental Illness in the Viral Age [electronic resource] : Souls in the Machine / by Elliott B. Martin, Jr.

Newcastle upon Tyne : Cambridge Scholars Publishing, 2024.




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FMCG firms worry over high inflation, squeezing urban market; hint price hike

Rising prices of commodity inputs such as palm oil, coffee and cocoa were also accentuated and some FMCG firms have hinted at a price hike




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Stabilizing doped Spiro-OMeTAD by organic molten salt for efficient and stable perovskite solar cells

Energy Environ. Sci., 2024, Accepted Manuscript
DOI: 10.1039/D4EE04310C, Paper
Tengfei Pan, Zhiwei Li, Biyun Ren, Wan Yang, Xueqin Ran, Yajing Li, Yutian Xu, Yue Wang, Deli Li, Yingdong Xia, Xingyu Gao, Lingfeng Chao, Yonghua Chen
Bis(trifluoromethane)sulfonimide (LiTFSI) and 4-tert-butylpyridine (TBP) have been currently suggested to be irreplaceable in classic doped 2,2',7,7'-tetrakis (N,N-di-p-methoxyphenylamine)-9,9'-spirobifluorene (Spiro-OMeTAD) for high-performance perovskite solar cells (PSCs). However, the stability of Spiro-OMeTAD was...
The content of this RSS Feed (c) The Royal Society of Chemistry




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The construction of multifunctional solid electrolyte interlayers for stabilizing Li6PS5Cl-based all-solid-state lithium metal batteries

Energy Environ. Sci., 2024, Advance Article
DOI: 10.1039/D4EE03289F, Paper
Ya Chen, Xin Gao, Zheng Zhen, Xiao Chen, Ling Huang, Deli Zhou, Tengfei Hu, Bozhen Ren, Runjing Xu, Jiayi Chen, Xiaodong Chen, Lifeng Cui, Guoxiu Wang
The established multifunctional interlayers effectively eliminate both anode-initiated and GB-initiated dendrites and guarantee satisfactory battery performance for ASSLMBs.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Quantitatively detecting and characterizing metallic lithium in lithium-based batteries

Energy Environ. Sci., 2024, Advance Article
DOI: 10.1039/D4EE03468F, Review Article
Zhi Zheng, Xue Fang, Wei Deng, Peng Li, Xiaobo Zheng, Hang Zhang, Lin Li, Shulei Chou, Yuan Chen, Yongbing Tang, Jiazhao Wang
Quantitative detection and characterization methods for analysis of metallic Li and related inactive components of Li batteries and their related characteristics are discussed.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Interfacial coordination utilizing chelating ligands for operationally stable perovskite solar modules

Energy Environ. Sci., 2024, Accepted Manuscript
DOI: 10.1039/D4EE02803A, Paper
Bingkun Tian, Peikun Zhang, Tianjun Liu, Weicun Chu, Yuyang Long, Peng Xu, Ying Jiang, Jinping Zhang, Yajing Tang, Xiangnan Sun, Riming Nie, Xiaoming Zhao, Wanlin Guo, Zhuhua Zhang
Perovskite solar cells (PSCs) feature a higher maximum theoretical efficiency and a lower cost than silicon-based solar cells, while also offering additional advantages of being flexible and transparent. However, the...
The content of this RSS Feed (c) The Royal Society of Chemistry




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Weaving electron-rich alkynes: a durable in situ skin for stabilizing zinc anodes

Energy Environ. Sci., 2024, Advance Article
DOI: 10.1039/D4EE03164D, Paper
Xin Liu, Weimian Zhang, Ying Liu, Xiaodong Li, Deyi Zhang, Kun Wang, Lifeng Liu, Changshui Huang
An electron-rich alkyne of thiophdiyne (e-TDYP) is engineered in situ onto a zinc anode to regulate the EDL properties. The synergy between the conjugated thiophene and alkyne groups of e-TDYP facilitates the desolvation and ion-capture.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Anti-Freezing Hydrogel Electrolyte with Regulated Hydrogen Bond Network Enables High-Rate and Long Cycling Zinc Batteries

Energy Environ. Sci., 2024, Accepted Manuscript
DOI: 10.1039/D4EE02772H, Paper
Shaojie Guo, Mengyu Yan, DongMing Xu, Pan He, Kaijian Yan, Jiexin Zhu, Yongkun Yu, Zeya Peng, Yanzhu Luo, Feifei Cao
Zinc-based batteries, utilizing hydrogel electrolytes, present significant promise as power sources for next-generation flexible devices due to their stretchable nature and enhanced safety features. Nonetheless, the current hydrogel electrolytes require...
The content of this RSS Feed (c) The Royal Society of Chemistry




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Minimizing defect states through multidentate coordination and morphology regulation for enhancing the performance of inverted perovskite solar cells

Nanoscale, 2024, Advance Article
DOI: 10.1039/D4NR03140G, Paper
Himangshu Baishya, Mayur Jagdishbhai Patel, Ramkrishna Das Adhikari, Deepak Yadav, Parameswar Krishnan Iyer
The interaction between CO and Pb2+ regulated grain growth, enhanced crystallinity that effectively passivated non-radiative recombination centres and CF3 group stabilizes the perovskite structure by interacting with FA and Pb cationic defects.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry




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RSS: The Amazing Profit Potential

The marketing and profit potential of RSS is, simply said, quite amazing. It's not just good for blogs, and it's certainly much more than »just another« way of getting your content to your readers. And it's just reaching the tipping point. There are still only »a few« RSS publishers and RSS usage is growing every day. This is your best chance to get on the wave... To get you started, here's a quick overview of what RSS can do for your internet business...

Complete Article - RSS : The Amazing Profit Potential




zing

Synthesizing mothers’ milk

Scientists are seeking ways to make beneficial but elusive sugars found in breast milk




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Characterizing compounds released from single-use plastic bags

The biomanufacturing alternatives to metal vats release different molecules depending on age and type of material




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Modernizing CEPA’s approach to supporting ACS members in their professional lives




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Light-induced isomerization of quinoline-N-oxide derivatives through Zn-catalysis: a photochemical approach for synthesizing 2-quinolinone derivatives

Green Chem., 2024, 26,10818-10823
DOI: 10.1039/D4GC03226H, Communication
Xiaoqiang Yu, Sana Yang, Ning Yan, Yukang Fu, Yang Li, Wanhui Wang, Ming Bao
The light-induced Zn-catalyzed isomerization of quinoline-N-oxides proceeded smoothly to afford 2-quinolinone derivatives via intramolecular hydrogen and oxygen transfer.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Got the zing!

Tata Tiago comes in new design, economical price and is meant for disciplined drivers




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Amazing CHAT process with pckg till 30K + inc | YERWADA- 8237076805

Company: Sky Scrapper Consulting
Experience: 1 to 8
location: Pune
Ref: 24828471
Summary: Kick Start Your Career In Top International Bpos For Insurance/ TRAVEL/ B2B / Semi-voice / voice process / Chat .




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Mazinger

miratumismo posted a photo:




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Processivity of dextransucrases synthesizing very-high-molar-mass dextran is mediated by sugar-binding pockets in domain V [Glycobiology and Extracellular Matrices]

The dextransucrase DSR-OK from the Gram-positive bacterium Oenococcus kitaharae DSM17330 produces a dextran of the highest molar mass reported to date (∼109 g/mol). In this study, we selected a recombinant form, DSR-OKΔ1, to identify molecular determinants involved in the sugar polymerization mechanism and that confer its ability to produce a very-high-molar-mass polymer. In domain V of DSR-OK, we identified seven putative sugar-binding pockets characteristic of glycoside hydrolase 70 (GH70) glucansucrases that are known to be involved in glucan binding. We investigated their role in polymer synthesis through several approaches, including monitoring of dextran synthesis, affinity assays, sugar binding pocket deletions, site-directed mutagenesis, and construction of chimeric enzymes. Substitution of only two stacking aromatic residues in two consecutive sugar-binding pockets (variant DSR-OKΔ1-Y1162A-F1228A) induced quasi-complete loss of very-high-molar-mass dextran synthesis, resulting in production of only 10–13 kg/mol polymers. Moreover, the double mutation completely switched the semiprocessive mode of DSR-OKΔ1 toward a distributive one, highlighting the strong influence of these pockets on enzyme processivity. Finally, the position of each pocket relative to the active site also appeared to be important for polymer elongation. We propose that sugar-binding pockets spatially closer to the catalytic domain play a major role in the control of processivity. A deep structural characterization, if possible with large-molar-mass sugar ligands, would allow confirming this hypothesis.




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Prioritizing Integration

This book takes stock of the impact of the crisis on immigrant integration in Europe and the United States. It assesses where immigrants have lost ground, using evidence such as levels of funding for educational programs, employment rates, trends toward protectionism, public opinion, and levels of discrimination.




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Amazing repentance

An OM worker in Russia finds opportunities to share Christ's love with members of the Romani ethnic group.




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God's amazing favour

Forty new students registered for OM Philippines-Cebu’s Alternative Learning System (ALS) programme in June, and by faith, their financial needs have been met.




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Amazing hope in Athens

OM Greece's involvement with refugees is always evolving. This summer the team is able to work in more camps and connect with more people.




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Celebrate the night: Let’s indulge in some night sky gazing – thank lockdown for it

The lockdown has led to less pollution and clear skies. So why not indulge in some night sky gazing?




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More Countries around the Globe Recognizing the Values of Geothermal Power

Walk into any panel discussion at a geothermal power event and you will often hear about barriers hindering geothermal development. In spite of the obstacles, the geothermal industry has grown and adapted to adversity, and it is unfortunate when more attention is not given to geothermal power’s technological accomplishments and the long-term potential. Today, 73 countries across the globe are actively engaged with the geothermal energy sector, showing that more governments, utilities, and industry stakeholders are recognizing the long-term value geothermal power can bring to their power systems.




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Sierra Leone: Sierra Leone President Accuses Opposition of 'Terrorizing' State

[Nation] Freetown -Sierra Leone's President Julius Maada Bio on Friday vowed to crush an act of "terrorism" been allegedly perpetrated against the state and accused the main opposition All People's Congress (APC) of being behind it.




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Kitchen gadgets, safe sanitizing, COVID news and more: Tech Q&A

Each week, I receive tons of questions from my listeners about tech concerns, new products, and all things digital. Sometimes, choosing the most interesting questions to highlight is the best part of my job. Do you have a question you’d like to ask me?




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Royal Mountain Records: Prioritizing Mental Health for Musicians

Earlier this year, Toronto-based indie label Royal Mountain Records (PUP, Mac DeMarco, Alvvays, U.S. Girls) created a first-of-its-kind fund to support its artists’ mental health. Each act on the label now has access to $1,500 each – completely confidential and non-recoupable – to use on mental health wellness and addiction treatment.

The label is run by Hollerado frontman Menno Versteeg, who joins us this week to talk about the fund’s creation and, more generally, mental health in the music community. Menno is open and honest about how his own history as a touring musician inspired the fund, and why labels, managers, agents, and others who earn their living off of musicians need to do more to support artists’ well-being.

And since Hollerado just released their final album and will soon embark on their last tour, we also fit in a quick chat about the band.




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Mackenzie Foy: Keira Knightley is amazing

Actress Mackenzie Foy found a friend in her "The Nutcracker And The Four Realms" co-star Keira Knightley, and says she is a nice and down-to-earth person. "Keira is just amazing. I've really enjoyed working with her. She is such a nice, down to earth person. You can literally talk to her about anything and she would just listen and be a good friend," Foy said.

Asked about her favourite moment working with her, Foy said: "I don't know. We have spent a lot of time together but I think pretty much when we could just relax on the set and we could just sit and talk about nonsense. It was really fun just to get to know her."

"The Nutcracker And The Four Realms" is the retelling of ETA Hoffmann''s short story "The Nutcracker And The Mouse King" and Marius Petipa's and Pyotr Ilyich Tchaikovsky's ballet "The Nutcracker". It's a story of a young girl who gets a locked egg as a gift from her deceased mother, and narrates her magical journey to get the key for the egg.

"The Nutcracker And The Four Realms" will air in India on Star Movies on May 10.

Catch up on all the latest entertainment news and gossip here. Also, download the new mid-day Android and iOS apps.

Mid-Day is now on Telegram. Click here to join our channel (@middayinfomedialtd) and stay updated with the latest news

This story has been sourced from a third party syndicated feed, agencies. Mid-day accepts no responsibility or liability for its dependability, trustworthiness, reliability and data of the text. Mid-day management/mid-day.com reserves the sole right to alter, delete or remove (without notice) the content in its absolute discretion for any reason whatsoever




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Government Initiatives after Demonetizing 500 and 1000 Notes

Prime Minster Narendra Modi shocked the nation in his address on 8 November evening, when he rolled out 500 and 1000 currency notes as a legal tender.




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How is Demonetizing Going to Affect India Inc.?

Government�s decision to ban Rs.500 and Rs.1,000 notes has met with mixed response from India Inc. While some analysts believe that it is good for the long run.




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Credit crunch squeezing entrepreneurs and small businesses more than big firms

Small and medium-sized businesses (SMEs) requesting loans between 2007 and 2010 faced higher interest rates than for large companies. Loan conditions for SMEs included shortened maturities and increased demands for collateral, suggesting that banks considered smaller firms to be a higher risk.




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Maximizing the Benefits of the Internet Economy

The open Internet combined with today’s emerging technologies has launched the information revolution and is powering the global digital economy. Everyone has a stake in that development, both as individuals and in the organizations in which we serve and affiliate ourselves.




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Webinar - Decarbonizing Development: Three Steps to a Zero-Carbon Future

On 28 May 2015, the Green Growth Knowledge Platform (GGKP) webinar will examine how proper planning can help lay the foundation for both a stable climate and good development path; explore how countries can create the right enabling environment so that the needed technology, infrastructure and financing are available; and discuss how countries can carefully manage the transition, given vital political economy considerations.




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Kmart shopper use pie maker to create oozing rocky road pastry tarts with leftover Easter eggs

An Australian home cook has wowed foodies after using Kmart's popular pie maker to create oozing rocky road pastry tarts with leftover Easter eggs.




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Jessica Ennis-Hill is in an 'amazing place' despite injury struggles ahead of Olympics 

With 100 days to go until the opening ceremony in Rio, Britain's world and Olympic heptathlon champion said on Tuesday she already felt 2016 would be unlike any other year for her.




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Of cows and men, and grazing lands


Unequal distribution of resources has resulted in a shortage of land available for grazing. Anthra develops sustainable alternatives in consultation with affected groups.




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5 amazing beauty tips that our moms taught us

Moms are moms for a reason! They have a solution for every problem, especially when it comes to beauty.




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Radhika Madan Shares Her Biggest Learning From COVID-19 Crisis: Realizing The Value Of Basic Things

The Coronavirus crisis has left us all reevaluating our priorities in life. Bollywood celebrities too have had to pause their busy lives during the lockdown and spend time reflecting. Radhika Madan shared what has been the biggest learning from the crisis




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A thrilling and truthful history of the pony express, or, Blazing the westward way: and other sketches and incidents of those stirring times / by William Lightfoot Visscher

Archives, Room Use Only - F594.V57 1946




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Centenary of the Netherlands Telegraph Service: exhibition at The Hague, July 19th through September 28th, 1952: bulletin of the Organizing Committee.

Archives, Room Use Only - HE7045.C46 1952




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JavaScript engine fundamentals: optimizing prototypes

This article explains JavaScript engine optimization pipeline trade-offs, and describes how engines such as V8 speed up accesses to prototype properties. As a JavaScript developer, having a deeper understanding of how JavaScript engines work helps you reason about the performance characteristics of your code.




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Low-dose X-ray structure analysis of cytochrome c oxidase utilizing high-energy X-rays

To investigate the effect of high-energy X-rays on site-specific radiation-damage, low-dose diffraction data were collected from radiation-sensitive crystals of the metal enzyme cytochrome c oxidase. Data were collected at the Structural Biology I beamline (BL41XU) at SPring-8, using 30 keV X-rays and a highly sensitive pixel array detector equipped with a cadmium telluride sensor. The experimental setup of continuous sample translation using multiple crystals allowed the average diffraction weighted dose per data set to be reduced to 58 kGy, and the resulting data revealed a ligand structure featuring an identical bond length to that in the damage-free structure determined using an X-ray free-electron laser. However, precise analysis of the residual density around the ligand structure refined with the synchrotron data showed the possibility of a small level of specific damage, which might have resulted from the accumulated dose of 58 kGy per data set. Further investigation of the photon-energy dependence of specific damage, as assessed by variations in UV-vis absorption spectra, was conducted using an on-line spectrometer at various energies ranging from 10 to 30 keV. No evidence was found for specific radiation damage being energy dependent.




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A semi-analytical approach for the characterization of ordered 3D nanostructures using grazing-incidence X-ray fluorescence

Following the recent demonstration of grazing-incidence X-ray fluorescence (GIXRF)-based characterization of the 3D atomic distribution of different elements and dimensional parameters of periodic nanoscale structures, this work presents a new computational scheme for the simulation of the angular-dependent fluorescence intensities from such periodic 2D and 3D nanoscale structures. The computational scheme is based on the dynamical diffraction theory in many-beam approximation, which allows a semi-analytical solution to the Sherman equation to be derived in a linear-algebraic form. The computational scheme has been used to analyze recently published GIXRF data measured on 2D Si3N4 lamellar gratings, as well as on periodically structured 3D Cr nanopillars. Both the dimensional and structural parameters of these nanostructures have been reconstructed by fitting numerical simulations to the experimental GIXRF data. Obtained results show good agreement with nominal parameters used in the manufacturing of the structures, as well as with reconstructed parameters based on the previously published finite-element-method simulations, in the case of the Si3N4 grating.




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Sulfur-SAD phasing from microcrystals utilizing low-energy X-rays




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Characterizing crystalline defects in single nanoparticles from angular correlations of single-shot diffracted X-rays

Characterizing and controlling the uniformity of nanoparticles is crucial for their application in science and technology because crystalline defects in the nanoparticles strongly affect their unique properties. Recently, ultra-short and ultra-bright X-ray pulses provided by X-ray free-electron lasers (XFELs) opened up the possibility of structure determination of nanometre-scale matter with Å spatial resolution. However, it is often difficult to reconstruct the 3D structural information from single-shot X-ray diffraction patterns owing to the random orientation of the particles. This report proposes an analysis approach for characterizing defects in nanoparticles using wide-angle X-ray scattering (WAXS) data from free-flying single nanoparticles. The analysis method is based on the concept of correlated X-ray scattering, in which correlations of scattered X-ray are used to recover detailed structural information. WAXS experiments of xenon nanoparticles, or clusters, were conducted at an XFEL facility in Japan by using the SPring-8 Ångstrom compact free-electron laser (SACLA). Bragg spots in the recorded single-shot X-ray diffraction patterns showed clear angular correlations, which offered significant structural information on the nanoparticles. The experimental angular correlations were reproduced by numerical simulation in which kinematical theory of diffraction was combined with geometric calculations. We also explain the diffuse scattering intensity as being due to the stacking faults in the xenon clusters.




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Quantitative three-dimensional nondestructive imaging of whole anaerobic ammonium-oxidizing bacteria

Anaerobic ammonium-oxidizing (anammox) bacteria play a key role in the global nitrogen cycle and in nitrogenous wastewater treatment. The anammox bacteria ultrastructure is unique and distinctly different from that of other prokaryotic cells. The morphological structure of an organism is related to its function; however, research on the ultrastructure of intact anammox bacteria is lacking. In this study, in situ three-dimensional nondestructive ultrastructure imaging of a whole anammox cell was performed using synchrotron soft X-ray tomography (SXT) and the total variation-based simultaneous algebraic reconstruction technique (TV-SART). Statistical and quantitative analyses of the intact anammox bacteria were performed. High soft X-ray absorption composition inside anammoxosome was detected and verified to be relevant to iron-binding protein. On this basis, the shape adaptation of the anammox bacteria response to iron was explored.




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Classification of grazing-incidence small-angle X-ray scattering patterns by convolutional neural network

Convolutional neural networks are useful for classifying grazing-incidence small-angle X-ray scattering patterns. They are also useful for classifying real experimental data.