Copper-succinate-layered hydroxide (CSLH), a new nanohybrid material, was synthesized as an inorganic-organic nanohybrid, in which organic moiety was intercalated between the layers of a single cation layered material, copper hydroxide nitrate. Microporous scaffold carbon material was obtained by thermal decomposition of the nanohybrid at 500 °C under argon atmosphere followed by acid washing process. Furthermore, the heat-treated product of the nanohybrid at 600 °C was ultrafine mesoporous metallic copper particles. The results of this study confirmed the great potential of CSLH to produce the carbon material with large surface area (580 m(2)/g) and high pore volume copper powder (2.04 cm(3)/g).
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http://dx.doi.org/10.1016/j.jcis.2011.05.086 | DOI Listing |
Adv Sci (Weinh)
December 2024
School of Mechanical and Power Engineering, East China University of Science and Technology, Shanghai, 200237, P. R. China.
Precious metal-based single-atom catalysts (PM-SACs) hosted in N-doped carbon supports have shown new opportunities to revolutionize cathodic oxygen reduction reaction (ORR). However, stabilizing the high density of PM-N sites remains a challenge, primarily due to the inherently high free energy of isolated metal atoms, predisposing them to facile atomic agglomeration. Herein, a molten salt-assisted synthesis strategy is proposed to prepare porous PM/N-C (PM = Ru, Pt, and Pd) electrocatalysts with densely accessible PM-N sites.
View Article and Find Full Text PDFAngew Chem Int Ed Engl
December 2024
Nanjing Forestry University, Co-Innovation Center of Efficient Processing and Utilization of Forest Resources, CHINA.
Suboptimal spatial utilization and inefficient access to internal porosity preclude porous carbon cathodes from delivering high energy density in zinc-ion hybrid capacitors (ZIHCs). Inspired by the function of capillaries in biological systems, this study proposes a facile coordination-pyrolysis method to fabricate thin-walled hollow carbon nanofibers (CNFs) with optimized pore structure and surface functional groups for ZHICs. The capillary-like CNFs maximize the electrode/electrolyte interface area, facilitating the optimal utilization of energy storage sites.
View Article and Find Full Text PDFIn Vivo
December 2024
AntiCancer Inc., San Diego, CA, U.S.A.;
Background/aim: Ifosfamide is used clinically with doxorubicin as first-line chemotherapy for soft-tissue sarcoma. However, ifosfamide efficacy for soft-tissue sarcoma is limited due to frequent occurence of ifosfamide resistance and thus more effective therapy is needed. The present study aimed to determine the synergy of recombinant methioninase (rMETase) plus ifosfamide against HT1080 human fibrosarcoma cells in vitro.
View Article and Find Full Text PDFAnticancer Res
January 2025
AntiCancer Inc., San Diego, CA, U.S.A.;
Background/aim: Methionine addiction, known as the Hoffman effect, makes cancer cells more sensitive to methionine restriction than normal cells. However, the long-term effects of methionine restriction on cancer and normal cells have not been thoroughly studied.
Materials And Methods: HCT-116 human colorectal-cancer cells and Hs27 normal skin fibroblasts were treated with 0-8 U/ml of recombinant methioninase (rMETase) for 12 days.
Anticancer Res
January 2025
AntiCancer Inc., San Diego, CA, U.S.A.;
Background/aim: Ivermectin was initially utilized as a veterinary medication, demonstrating efficacy against various parasites. Pancreatic cancer is currently one of the most recalcitrant diseases. The aim of the present study was to demonstrate the synergy of the combination of recombinant methioninase (rMETase) and ivermectin to eradicate human pancreatic cancer cells in vitro.
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