Sun-simulated-driven production of high-purity methanol from carbon dioxide by Jiqing Jiao, Yanbin Ma, Xiaoqian Han, Awu Ergu, Chao Zhang, Pingping Chen, Wei Liu, Qiquan Luo, Zhaolin Shi, Han Xu, Chen Chen, Yaguang Li, Tongbu Lu

“…We construct a self-supporting electrocatalyst featuring dual active sites of Ni single atoms and encapsulated Co nanoparticles, which could produce syngas with a constant H2:CO ratio of ~2 via solar-powered CO2 electroreduction. …”
Get full text

Interfacial structure and strengthening mechanisms of NiO-coated graphene reinforced aluminum matrix composites by Xin Gao, Dong Ai, Jiahao Zhang, Hongyan Yue, Xiaohua Zhang, Chunyu Zhang, Zhongkai Zhang, Jing Chang

“…Concurrently, the thermal effect generated by the Al thermal reaction would facilitate the long-distance diffusion of Ni atoms, contributing to the generation of intragranular Al3Ni, which avoids premature fracture due to stress concentration at the interface. …”
Get full text

XPS-Characterization of Heterometallic Coordination Compounds with Optically Active Ligands by Yenny Ávila-Torres, Lázaro Huerta, Noráh Barba-Behrens

“…In comparison with the homotrinuclear copper(II) compound [Cu3(S,S(+)cpse)3(H2O)3]·8H2O reported previously, the substitution of a copper(II) atom by one cobalt(II) ion gave place to a heterotrinuclear compound 1, which presents ferromagnetic-antiferromagnetic behaviour. …”
Get full text

Norfloxacin and N-Donor Mixed-Ligand Copper(II) Complexes: Synthesis, Albumin Interaction, and Anti-Trypanosoma cruzi Activity by Darliane A. Martins, Ligiane R. Gouvea, Gabriel S. Vignoli Muniz, Sonia R. W. Louro, Denise da Gama Jaen Batista, Maria de Nazaré C. Soeiro, Letícia R. Teixeira

“…The experimental data suggest that norfloxacin was coordinated to copper(II) through the carboxylato and ketone oxygen atoms. The interaction of the copper(II) complexes with bovine serum albumin (BSA) and human serum albumin (HSA) was investigated using fluorescence quenching of the tryptophan residues and copper(II) EPR spectroscopy. …”
Get full text

Comparison of Biofilm and Attachment Mechanisms of a Phytopathological and Clinical Isolate of Klebsiella pneumoniae Subsp. pneumoniae by Adriana Marcia Nicolau Korres, Gloria Maria de Farias V. Aquije, David S. Buss, Jose Aires Ventura, Patricia Machado Bueno Fernandes, Antonio Alberto Ribeiro Fernandes

“…Both produced biofilms on glass and polystyrene, more consistently at 40°C than 35°C, confirmed by atomic force and high-vacuum scanning electron microscopy. …”
Get full text

Conformational Dynamics of Mitochondrial Inorganic Pyrophosphatase hPPA2 and Its Changes Caused by Pathogenic Mutations by Ekaterina Bezpalaya, Svetlana Kurilova, Nataliya Vorobyeva, Elena Rodina

“…The current work describes the conformational dynamics of a structural model of human mitochondrial pyrophosphatase hPPA2 using molecular dynamics simulation, all-atom principal component analysis, and coarse-grained normal mode analysis. …”
Get full text

Unveiling the inhibitory effect of hydrogen-decorated voids and dislocation loops on the glide of edge dislocation in tungsten by Qing-Yuan Ren, Yu-Hao Li, Yu-Chen Du, Tian-Ren Yang, Dmitry Terentyev, Wei-Zhong Han, Hong-Bo Zhou, Guang-Hong Lu

“…When the H:Vac ratio is high, H atoms will overflow from the H-void complexes along the dislocation, enhancing the attractive interaction of complexes with dislocation and thereby causing a significant increase in the critical resolved shear stress (CRSS). …”
Get full text

Experimental Comparison of HfO_2/X-Based ReRAM Devices Switching Properties by the MIM Capacitance by Fernando Jose da Costa, Aseel Zeinati, Renan Trevisoli, Durga Misra, Rodrigo Trevisoli Doria

“…Also, the dielectric constant modulates due to the migration of oxygen atoms inside the device’s insulator.…”
Get full text

Effect of hard segment content on the phase separation and properties of hydroxyl-terminated polybutadiene thermoplastic polyurethane by Boxin Liu, Zhihao Niu, Zhanglei Wang, Yimin Wang, Hua Zou, Xiuying Zhao, Shikai Hu

“…A combination of analytical techniques was employed to elucidate the effect of hard segment content on phase separation. Additionally, all-atom molecular dynamics simulations were conducted to determine the number of hydrogen bonds. …”
Get full text

Engineering the Coherent Phonon Transport in Polar Ferromagnetic Oxide Superlattices by In Hyeok Choi, Seung Gyo Jeong, Do‐Gyeom Jeong, Ambrose Seo, Woo Seok Choi, Jong Seok Lee

“…In this study on oxide superlattices composed of ferromagnetic metallic SrRuO3 and quantum paraelectric SrTiO3, phonon modulation by controlling the geometry of superlattice in atomic‐scale precision is realized, demonstrating the coherent phonon engineering using structural and magnetic phase transitions. …”
Get full text

Artificial weathering aging of PPT coatings made from recycled PET to protect concrete: Nanomechanical properties evaluation by Adrián Bórquez-Mendivil, Jorge Luis Almaral-Sánchez, Jesus Eduardo Leal-Perez, César Modesto-Acosta, Joaquin Flores-Valenzuela, Orlando Auciello, Blanca Alicia García-Grajeda, José Miguel Mendivil-Escalante, Sergio G. Flores-Gallardo, Roberto P. Talamantes-Soto, Abel Hurtado-Macías

“…The morphology and microstructure were analyzed by scanning electron microscopy (SEM) and atomic force microscopy (AFM); with these techniques, it was possible to identify the deterioration of the coating (porosity and origin of cracks) and the increase in roughness (6 ± 1 nm to 746 ± 5 nm), respectively. …”
Get full text

Antibacterial, Cytotoxic Studies and Characterization of Some Newly Synthesized Symmetrical N3,N3′-Bis(disubstituted)isophthalyl-bis(thioureas) and Their Cu(II) and Ni(II) Complexe... by Muhammad Jamil, Muhammad Zubair, Muhammad Asim Farid, Umer Rashid, Nasir Rasool, Saiful Islam

“…The ligands are coordinated to metal atom in a bidentate pattern producing a neutral complex of the type [ML]2. …”
Get full text

Wettability of Polar and Apolar Liquids on Metal Surfaces by Mohanad Khairi, Zoltán Erdélyi, Peter Baumli

“…Also, we observed that the cosine of the oil/metal contact angle increases with the increase in the atomic radius of the pure metal substrate, and Becker’s broken bond model proved this linear relation. …”
Get full text

A Combined Ion Implantation/Nanosecond Laser Irradiation Approach towards Si Nanostructures Doping by F. Ruffino, L. Romano, E. Carria, M. Miritello, M. G. Grimaldi, V. Privitera, F. Marabelli

“…This result opens perspectives for As doping of Si nanoclusters embedded in SiO2 since a Si nanocluster of radius 1 nm embedded in SiO2 should trap 13 As atoms at the interface. In order to promote the As incorporation in the nanoclusters for an effective doping, an approach based on ion implantation and nanosecond laser irradiation was investigated. …”
Get full text

PLLA honeycombs activated by plasma and high-energy excimer laser for stem cell support by P. Slepička, N. Slepičková Kasálková, J. Musílková, L. Bačáková, B. Frýdlová, P. Sajdl, Z. Kolská, E. Rebollar, V. Švorčík

“…The surface morphologies of the pristine and laser-treated PLLA patterns were studied using atomic force and scanning electron microscopy. The surface chemistry was analyzed using energy-dispersive spectroscopy and X-ray photoelectron spectroscopy. …”
Get full text

A machine learning based classifier for topological quantum materials by Ashiqur Rasul, Md Shafayat Hossain, Ankan Ghosh Dastider, Himaddri Roy, M. Zahid Hasan, Quazi D. M. Khosru

“…The incorporation of the graph neural network encodes the underlying relation between the atoms into the model based on their crystalline structures and thus proved to be an effective method to represent and process non-Euclidean data like molecules with a relatively shallow network. …”
Get full text

Amorphous organic-hybrid vanadium oxide for near-barrier-free ultrafast-charging aqueous zinc-ion battery by Mingzhuang Liu, Xinghua Li, Mengxia Cui, Feiyu Chen, Jiaxing Li, Weijian Shi, Yu Liu, Xiaowei Li, Yan Wang, Wei Zhang, Changlu Shao, Yichun Liu

“…Here, we present an amorphous organic-hybrid vanadium oxide (AOH-VO), featuring one-dimensional chains arranged in a disordered structure with atomic/molecular-level pores for promoting hierarchical ion diffusion pathways and reducing Zn2+ interactions with the solid skeleton. …”
Get full text

Determination and Removal of Potentially Toxic Elements by <i>Phragmites australis</i> (Cav.) Trin. ex Steud. (Poaceae) in the Valles River, San Luis Potosí (Central Mexico) by José Angel Montes-Rocha, Rocío del Carmen Diaz-Torres, Angel Josabad Alonso-Castro, César Arturo Ilizaliturri-Hernández, Leticia Carrizales-Yáñez, Candy Carranza-Álvarez

“…During the four seasons of the year, water samples (n = 6), sediment samples (n = 6), and <i>Phragmites australis</i> plants (n = 10) were taken from three study sites selected based on the presence of anthropogenic activities in the Valles River. A graphite atomic absorption spectrophotometer estimated elements in the water, and an energy-dispersive X-ray fluorescence spectrometer quantified elements in sediments and plant samples. …”
Get full text

Research on the Preparation of Modified TiO₂ Composite Coatings with Anti-Fouling and Flashover Resistance by ZHANG Jie, ZOU Junwen, LIU Xueguang, LI Xiaoying

“…In order to effectively reduce the occurrence of pollution flashover accidents caused by surface contamination of transmission line insulators， a new fluorocarbon coating material was prepared by combining modified nano-TiO2， PTFE and fluorocarbon resin FEVE using compressed air spraying technology.The optimum addition amount of modified TiO2&#x00A0;particles was discussed.The microstructure was studied using scanning electron microscopy (SEM) and atomic force microscopy (AFM).The hydrophobicity， self-cleaning properties and anti-ultraviolet aging resistance were analyzed using a contact angle measurement instrument.The results showed that the optimum addition amount of modified nano-TiO2&#x00A0;was 4%，the adhesion of the coating reached grade 0，and the maximum static contact angle was 121&#x00B0;.The surface of the anti-pollution flashover composite coating prepared with modified TiO2&#x00A0;exhibited numerous micro-nano scale columnar cone tip structures， resulting in higher roughness.Its hydrophobicity， self-cleaning ability， and anti-ultraviolet aging resistance were improved， demonstrating excellent antipollution flashover performance.…”
Get full text

Fabrication and Characterization of Regenerated Cellulose Films Using Different Ionic Liquids by Jin-Hui Pang, Xin Liu, Miao Wu, Yu-Ying Wu, Xue-Ming Zhang, Run-Cang Sun

“…The results of morphology from scanning electron microscopy (SEM) and atomic force microscopy (AFM) showed that all the cellulose films possessed smooth, highly uniform, and dense surface. …”
Get full text