An investigative study on the parameters optimization of the electric discharge machining of Ti6Al4V by Muhammad Mansoor Uz Zaman Siddiqui, Syed Amir Iqbal, Ali Zulqarnain, Adeel Tabassum

“…This investigative study explored the field of electrical discharge machining (EDM), with a particular focus on the machining of Ti6Al4V, a titanium alloy that finds widespread application in aerospace, airframes, engine components, and non-aerospace applications such as power generation and marine and offshore environments. …”
Get full text

Intergranular creep resistance affected by grain boundary carbides to suppress lamellae γʹ precipitation in a specially designed inconel 740H variant by Cheol-Hyeok Yang, Chiwon Kim, Siyeon Kim, Hi-Won Jeong, Hyungsoo Lee, Dae Won Yun, Hyun-Uk Hong

“…The effects of heat treatment on the microstructure and creep properties of a modified variant of Inconel 740H alloy were studied. This variant was tuned to have a refined composition, reducing C, Cr, and Co contents while increasing the Ti/Al ratio and Mo content to enhance creep resistance. …”
Get full text

Impact of Ag Coating Thickness on the Electrochemical Behavior of Super Duplex Stainless Steel SAF2507 for Enhanced Li-Ion Battery Cases by Hyeongho Jo, Jung-Woo Ok, Yoon-Seok Lee, Sanghun Lee, Yonghun Je, Shinho Kim, Seongjun Kim, Jinyong Park, Jonggi Hong, Taekyu Lee, Byung-Hyun Shin, Jang-Hee Yoon, Yangdo Kim

“…Additionally, Ni used for plating has a low current density of 25% international copper alloy standard (ICAS). SAF2507 is suitable for use as a Li-ion battery case material because of its excellent strength and corrosion resistance. …”
Get full text

A Multifunctional Cobalt‐Containing Implant for Treating Biofilm Infections and Promoting Osteointegration in Infected Bone Defects Through Macrophage‐Mediated Immunomodulation by Nongyang Yan, Hao Zhou, Penghe Jin, Tengfei Li, Qi Liu, Hao Ning, Zhixin Ma, Linfei Feng, Tao Jin, Youwen Deng, Zhengwei Wu

“…A one‐step plasma immersion ion implantation approach is used to create titanium alloy implants incorporating cobalt. According to experimental findings, cobalt‐containing titanium implants exhibit improved antibacterial activity by efficiently disrupting biofilm formations and reducing Methicillin‐resistant Staphylococcus aureus adherence by over 80%. …”
Get full text

Apical transportation of nickel titianium reciprocating instruments. An in vitro study by Dario Di Nardo, Massimo Galli, Morgana Foghetti, Almira Isufi, Ivana Vidovic, Tugba Turk, Gabriele Miccoli

“…Introduction: The introduction of Nickel-Titanium (NiTi) has revolutionized the field of endodontics. This alloy allows for easy navigation of the canal curvatures, enabling more conservative root canal preparations in a significantly reduced time. …”
Get full text

Nanoscale polarization transient gratings by Laura Foglia, Björn Wehinger, Giovanni Perosa, Riccardo Mincigrucci, Enrico Allaria, Francesco Armillotta, Alexander Brynes, Matthew Copus, Riccardo Cucini, Dario De Angelis, Giovanni De Ninno, W. Dieter Engel, Danny Fainozzi, Luca Giannessi, Ezio Iacocca, Nupur N. Khatu, Simone Laterza, Ettore Paltanin, Jacopo Stefano Pelli-Cresi, Giuseppe Penco, Denny Puntel, Primož Rebernik Ribič, Filippo Sottocorona, Mauro Trovò, Clemens von Korff Schmising, Kelvin Yao, Claudio Masciovecchio, Stefano Bonetti, Filippo Bencivenga

“…Here, we present a method to create periodic, polarization modulations at the nanoscale using a tailored configuration of the FERMI free electron laser and demonstrate its capabilities by comparing the dynamics induced by this polarization transient grating with those driven by a conventional intensity grating on a thin ferrimagnetic alloy. While the intensity grating signal is dominated by the thermoelastic response, the polarization grating excitation minimizes it, uncovering helicity-dependent responses previously undetected. …”
Get full text

Nanosurface‐Reconstructed Fuel Electrode by Selective Etching for Highly Efficient and Stable Solid Oxide Cells by Yueyue Sun, Jun Zhou, Jiaming Yang, Dragos Neagu, Zhengrong Liu, Chaofan Yin, Zixuan Xue, Zilin Zhou, Jiajia Cui, Kai Wu

“…The selective etching can create many corrosion pits and exposure of more B‐site active atoms in Sr2Co0.4Fe1.2Mo0.4O6‐δ fuel electrode, as well as promote the exsolution of CoFe alloy nanoparticles. An outstanding electrochemical performance of the fabricated cell with the power density increased by 1.47 times to 1.31 W cm−2 at fuel cell mode is demonstrated, while the current density reaches 1.85 A cm−2 under 1.6 V at CO2 electrolysis mode (800 °C). …”
Get full text

Three-Dimensional Aeroelastic Investigation of a Novel Convex Bladed H-Darrieus Wind Turbine Based on a Two-Way Coupled Computational Fluid Dynamics and Finite Element Analysis App... by Tarek Elbeji, Wael Ben Amira, Khaled Souaissa, Moncef Ghiss, Hatem Bentaher, Nabil Ben Fredj

“…The maximum stress observed occurs in the straight blade, registering at 324.1 MPa with TSR = 3, which aligns closely with the peak displacement values, particularly for the aluminum alloy material (M2). In contrast, the convex blade made from the first material (M1) exhibits the lowest stress levels among the tested configurations.…”
Get full text

Metal Powder Production by Atomization of Free-Falling Melt Streams Using Pulsed Gaseous Shock and Detonation Waves by Sergey M. Frolov, Vladislav S. Ivanov, Viktor S. Aksenov, Igor O. Shamshin, Fedor S. Frolov, Alan E. Zangiev, Tatiana I. Eyvazova, Vera Ya. Popkova, Maksim V. Grishin, Andrey K. Gatin, Tatiana V. Dudareva

“…The method is implemented in laboratory and industrial setups and preliminarily tested for melts of three materials, namely zinc, aluminum alloy AlMg5, and stainless steel AISI 304, possessing significantly different properties in terms of density, surface tension, and viscosity. …”
Get full text

A Near-Ultraviolet Photodetector Based on the TaC: Cu/4 H Silicon Carbide Heterostructure by Salah Abdo, Khalil As’ham, Ambali Alade Odebowale, Sanjida Akter, Amer Abdulghani, Ibrahim A. M. Al Ani, Haroldo Hattori, Andrey E. Miroshnichenko

“…To overcome this limitation, an efficient photodetector was developed using an alloy with TaC (80%) and Cu (20%) on a 4H n-type SiC substrate, enabling effective light detection at 405 nm. …”
Get full text

3D‐Printed Talus‐Calcaneus Prosthesis in Treating Ewing's Sarcoma: A Case Report by Weiyi Wang, Jingjing An, Minxun Lu, Xuanhong He, Zhuangzhuang Li, Yitian Wang, Taojun Gong, Yong Zhou, Li Min, Yi Luo, Chongqi Tu

“…Following a comprehensive evaluation, a 3D‐printed talus‐calcaneus prosthesis, which is composed of a ultrahigh‐molecular weight polyethylene (UHMWPE) part and a titanium alloy part, was designed for talus and calcaneus reconstruction. …”
Get full text

Efficacy of SMART Stent Placement for Salvage Angioplasty in Hemodialysis Patients with Recurrent Vascular Access Stenosis by Shingo Hatakeyama, Terumasa Toikawa, Akiko Okamoto, Hayato Yamamoto, Kengo Imanishi, Teppei Okamoto, Noriko Tokui, Yuichiro Suzuki, Naoki Sugiyama, Atsushi Imai, Yasuhiro Hashimoto, Shigemasa Kudo, Takahiro Yoneyama, Takuya Koie, Noritaka Kamimura, Hisao Saitoh, Tomihisa Funyu, Chikara Ohyama

“…We prospectively observed 50 patients in whom 50 nitinol shape-memory alloy-recoverable technology (SMART) stents were used as salvage therapy for recurrent peripheral venous stenosis. …”
Get full text

Dépôts et pratiques symboliques dans l’établissement aristocratique gaulois de Varennes-sur-Seine, la Justice (Seine-et-Marne) by Jean-Marc Séguier, Ginette Auxiette, Fabien Pilon

“…The decomposing juices from the meat were likely intended as nourishment for the subterranean deities, which makes it possible to compare this structure to the hollow altars of Latin sanctuaries. A copper alloy end-piece representing a bovid head could be associated with the locking system of the chest. …”
Get full text

Advanced process control in laser-based powder bed fusion–Smart Fusion feedback-loop control as a path to uniform properties for complex structures? by Florian Nahr, Tobias Novotny, Dominik Kunz, Ulrich Kleinhans, Lova Chechik, Dominic Bartels, Michael Schmidt

“…This study investigates the impact of the feedback-loop control on the microstructure evolution of titanium alloy Ti6Al4V and maraging steel MS1. Cuboids and complex parts with heat-accumulating features were manufactured using feedback-loop control and directly compared to their open-loop counterparts. …”
Get full text

Research on the optimization of mechanical properties of triply periodic minimal surfaces in composite materials prepared with the assistance of acoustic fields by Shuai Guo, Xianliang Sheng, Anfu Guo, Wenlu Yang, Xiaolin Zhao, Shang Sui, Jiaqiang Li, Yufan Zhao, Meng Wang, Xin Lin

Get full text

Unusual Space Weathering on a CE-5 Metal Grain Indicates Deceptive Surface Signatures of M-type Asteroids by Tian Zhang, Hong Tang, Xiongyao Li, Yuanyun Wen, Bing Mo, Wen Yu, Chuanjiao Zhou, Jianzhong Liu

“…Furthermore, the presence of He and Ge alloy on the metal grain suggests that M-type asteroids are not only a large metallic Fe and Ni reservoir but also a potential source of noble gases and precious metals.…”
Get full text

Novel and potent MICA/B antibody is therapeutically effective in KRAS LKB1 mutant lung cancer models by Shohei Koyama, Yujiro Naito, John D Minna, David E Gerber, Ryan R Kowash, Manoj Sabnani, Laura T Gray, Qing Deng, Nusrat U A Saleh, Luc Girard, Kentaro Masahiro, Zhiqian Lucy Liu, Hemanta Baruah, Esra A Akbay

Get full text

Tunning valence state of cobalt centers in Cu/Co-CoO1-x for significantly boosting water-gas shift reaction by Xing-Chi Li, Jun-Hao Wang, Tao-Tao Huang, Yang Hu, Xin Li, De-Jiu Wang, Wei-Wei Wang, Kai Xu, Chun-Jiang Jia, Hao Dong, Guangshe Li, Chen Li, Ya-Wen Zhang

“…In this work, uniformly dispersed CuCo alloy and CoO nanosheet composite catalysts with dual active sites are constructed, which shows huge boost in activity for catalyzing water-gas shift reaction (WGSR), with a record high reaction rate reaching 204.2 μmolCO gcat. −1 s−1 at 300 °C for Cu1Co9Ox amongst the reported Cu-based and Co-based catalysts. …”
Get full text

Realizing low voltage-driven bright and stable quantum dot light-emitting diodes through energy landscape flattening by Yiting Liu, Yingying Sun, Xiaohan Yan, Bo Li, Lei Wang, Jianshun Li, Jiahui Sun, Yaqi Guo, Weipeng Liu, Binbin Hu, Qingli Lin, Fengjia Fan, Huaibin Shen

“…Here, we introduce “giant” fully alloy CdZnSe/ZnSeS core/shell QDs (size ~ 19 nm) as the emitting layer to build high-efficient and stable QLEDs. …”
Get full text

Speciation of Potentially Carcinogenic Trace Nickel(II) Ion Levels in Human Saliva: A Sequential Metabolomics-Facilitated High-Field ¹H NMR Investigation by Kayleigh Hunwin, Georgina Page, Mark Edgar, Mohammed Bhogadia, Martin Grootveld

“…These studies are of relevance to the <i>in vivo</i> corrosion of nickel-containing metal alloy dental prostheses (NiC-MADPs) in addition to the dietary or adverse toxicological intake of Ni(II) ions by humans. …”
Get full text