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Related papers: Reflexion M\"ossbauer analysis of the in situ oxid…

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$^{57}$Fe M\"ossbauer spectroscopy can probe several \emph{local} structural, electronic and magnetic properties of Fe-containing systems. However, to establish a direct relationship between these properties and a system's geometric…

Strongly Correlated Electrons · Physics 2020-03-26 Jorge H. Rodriguez

Co-reduction of multicomponent oxides with hydrogen provides a carbon-neutral approach toward sustainable alloy design. Herein, we investigate the hydrogen-based direct reduction, using in-situ high-energy X-ray diffraction of two precursor…

Materials Science · Physics 2025-10-09 Shiv Shankar , Barak Ratzker , Claudio Pistidda , Dierk Raabe , Yan Ma

Corrosion is a major concern for many industries, as corrosive environments can induce structural and morphological changes that lead to material dissolution and accelerate material failure. The progression of corrosion depends on nanoscale…

The proposed Carbon Investigation (Carbon-I) Imaging Spectrometer is designed to measure variations of greenhouse gases in Earth's atmosphere. The instrument will survey the Earth from its own spacecraft at an altitude of approximately 610…

We present Herschel-HIFI, SPIRE, and PACS 50-670 {\mu}m imaging and spectroscopy of six FU Orionis-type objects and candidates (FU Orionis, V1735 Cyg, V1515 Cyg, V1057 Cyg, V1331 Cyg, and HBC 722), ranging in outburst date from 1936-2010,…

Precisely determining the oxidation states of metal cations within variable-valence transition metal oxides remains a significant challenge, yet it is crucial for understanding and predicting the properties of these technologically…

Materials Science · Physics 2024-09-25 Hao Chen , Yun Liu , Hexin Zhang , Shengdi Zhao , Slavomir Nemsak , Haishan Liu , Miquel Salmeron

Open-path dual-comb spectroscopy provides multi-species atmospheric gas concentration measurements with high precision. Here, we extend open-path dual comb spectroscopy to the mid-infrared 5 {\mu}m atmospheric window, enabling atmospheric…

Atmospheric and Oceanic Physics · Physics 2020-12-24 Fabrizio R. Giorgetta , Jeff Peischl , Daniel I. Herman , Gabriel Ycas , Ian Coddington , Nathan R. Newbury , Kevin C. Cossel

Fe-gluconate, Fe(C_6H_11O_7_2xH_2O is a well-known material widely used for iron supplementation. On the other hand, it is used in food industry as a coloring agent, in cosmetic industry for skin and nail conditioning and metallurgy.…

Chemical Physics · Physics 2021-09-15 Łukasz Gondek , Stanisław M. Dubiel

The recently discovered superconducting - spin density wave materials, containing Fe and As, have raised huge interest. However most materials prepared to date, suffer from a varying degree of content of foreign Fe-As phases, Fe2As, FeAs2…

Superconductivity · Physics 2008-06-26 I. Nowik , I. Felner

Previous methods for the evaluation of the exfoliation of two-dimensional (2D) layered materials have drawbacks in computational efficiency and are unable to describe cases with semi-infinite substrates. Based on a Green's function surface…

Materials Science · Physics 2020-02-17 Yipeng An , Yusheng Hou , Shijing Gong , Ruqian Wu , Chuanxi Zhao , Tianxing Wang , Zhaoyong Jiao , Heyan Wang , Wuming Liu

We have developed a method to quantify reaction product ratios using high resolution microwave spectroscopy in a cryogenic buffer gas cell. We demonstrate the power of this method with the study of the ozonolysis of isoprene,…

Chemical Physics · Physics 2018-09-11 Jessica P. Porterfield , Sandra Eibenberger , Dave Patterson , Michael C. McCarthy

Gas plays a major role in the dynamical evolution of young stellar objects. Its interaction with the dust is the key to our understanding planet formation later on in the protoplanetary disc stage. Studying the gas content is a crucial step…

Solar and Stellar Astrophysics · Physics 2016-10-19 Pablo Rivière Marichalar , Bruno Merín , Inga Kamp , Carlos Eiroa , Benjamín Montesinos

The cubic Fe2-xMnxO3 is an intriguing material that has recently been investigated for various applications, including lithium-ion battery anodes, catalysts, energy storage media, humidity sensors, and photocatalysts. Despite its wide range…

As a potent greenhouse gas and ozone depleting agent, nitrous oxide (N$_2$O) plays a critical role in the global climate. Effective mitigation relies on understanding global sources and sinks which can be supported through isotopic…

Instrumentation and Detectors · Physics 2020-10-21 D. Michelle Bailey , Gang Zhao , Adam J. Fleisher

Oxygen (O2)-sensing matrices are promising tools for the live monitoring of extracellular O2 consumption levels in long-term cell cultures. In this study, ratiometric O2-sensing membranes were prepared by electrospinning, an easy, low-cost,…

Bismuth (III) oxide (Bi2O3) has been highly studied as a photocatalyst for green hydrogen production due to its low band gap, yet its efficiency requires enhancement. This study synthesizes a defective and strained black Bi2O3 by severe…

Materials Science · Physics 2024-12-03 Thanh Tam Nguyen , Kaveh Edalati

To meet the measurement demands on small-mass radiocarbon (carbon content at 10-6g level) which are becoming increasingly significant. Xi'an-AMS has made improvement to the existing method of sample loading and has upgraded the Cs sputter…

Instrumentation and Detectors · Physics 2014-09-03 Fu Yun-Chong , Zhou Wei-Jian , Du Hua , Cheng Peng , Zhao Xiao-Lei , Liu Qi , Lu Xue-Feng , Zhao Wen-nian

Future NASA X-ray spectroscopy missions will require high throughput, high resolution grating spectrometers. Off-plane reflection gratings are capable of meeting the performance requirements needed to realize the scientific goals of these…

Radioactive radon atoms originating from the long-lived primordial $^{238}\mathrm{U}$ and $^{232}\mathrm{Th}$ decay chains are constantly emanated from the surfaces of most materials. The radon atoms and their radioactive daughter isotopes…

Instrumentation and Detectors · Physics 2024-01-30 D. Wiebe , S. Lindemann , M. Schumann

The spectra of 413 star-forming (or HII) regions in M33 (NGC 598) were observed by using the multifiber spectrograph of Hectospec at the 6.5-m Multiple Mirror Telescope (MMT). By using this homogeneous spectra sample, we measured the…

Astrophysics of Galaxies · Physics 2017-06-20 Zesen Lin , Ning Hu , Xu Kong , Yulong Gao , Hu Zou , Enci Wang , Fuzhen Cheng , Guanwen Fang , Lin Lin , Jing Wang
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