Day: February 10, 2023

Application of nanosecond laser to a direct and rapid growth of Cu-BTC metal-organic framework thin films on copper substrate was written by Lee, Chang Taek;Han, Seung Woo;Shin, Moo Whan. And the article was included in Surfaces and Interfaces in 2022.Electric Literature of CuH2O2 This article mentions the following:

Significant research efforts are being devoted to achieve metal-organic framework (MOF) thin films with tailored film thickness and high stability on solid substrates. We demonstrate the successful synthesis of uniform Cu-BTC films directly on a copper metal substrate, using rapid and efficient heat treatment assisted by a nanosecond laser. An oxidized copper substrate with an organic ligand is irradiated by the second harmonic of Nd³⁺:Y₃Al₅O₁₂ laser (532 nm), thereby forming Cu-BTC thin films through the photothermal process. The temperature of the laser-irradiated surface was estimated using COMSOL Multiphysics, aiding the optimization of the laser energy d. for Cu-BTC crystal growth. The prepared Cu-BTC films exhibit a high surface area (985 m²/g) at 30 mJ/cm², with a peak surface temperature of 鈭?64 K. Notably, 3000 laser shots generate Cu-BTC films with a thickness of 10渭m. Thus, the study offers a novel fabrication method for a design strategy, involving the rapid growth (鈭?2 min) of MOF thin films on metal substrates. In the experiment, the researchers used many compounds, for example, Cuprichydroxide (cas: 20427-59-2Electric Literature of CuH2O2).

Cuprichydroxide (cas: 20427-59-2) belongs to copper catalysts. Copper catalyst has received great attention owing to the low toxicity and low cost. It is clear from the impact copper catalysis has had on organic synthesis that copper should be considered a first line catalyst for many organic reactions.Electric Literature of CuH2O2

Referemce:
Copper catalysis in organic synthesis – NCBI,
Special Issue “Fundamentals and Applications of Copper-Based Catalysts”

Hydrogenation of 1-nitroanthraquinone to 1-aminoanthraquinone with gaseous H₂ catalyzed by copper nanoparticles and reaction kinetics was written by Wang, Aili;Yu, Dejian;Yin, Hengbo. And the article was included in Journal of Nanoparticle Research in 2022.Related Products of 20427-59-2 This article mentions the following:

Polycrystalline metallic copper nanoparticle samples with the average particle sizes ranging from 53 to 80 nm were controllably prepared by the wet chem. reduction of copper hydroxide with hydrazine hydrate at 50掳C for 1-4 h. The small-sized copper nanoparticles exhibited a higher catalytic activity than the large-sized ones in the hydrogenation of 1-nitroanthraquinone with gaseous hydrogen to 1-aminoanthraquinone at the reaction temperatures of 180-220掳C. When the hydrogenation reaction was conducted at 200掳C and H₂ pressures of 0.3-0.7 MPa, the copper nanoparticles with the average particle size of 53 nm exhibited the selectivity of 1-aminoanthraquinone of above 88% at the conversion of 1-nitroanthraquinone of above 95%. A power type reaction kinetics equation well fit the exptl. data and the simulated activation energy is 51 kJ mol^-1. In the experiment, the researchers used many compounds, for example, Cuprichydroxide (cas: 20427-59-2Related Products of 20427-59-2).

Cuprichydroxide (cas: 20427-59-2) belongs to copper catalysts. The evolution of transition metal catalysts has attained a stage of civilization that authorizes for an extensive scope of chemical bonds formation partners to be combined efficiently. Copper nanoparticles can also catalyze the coupling reaction of nitrogen-containing nucleophiles, phenols, thiols, xanthogenates, selenium ruthenium nucleophiles and the like.Related Products of 20427-59-2

Referemce:
Copper catalysis in organic synthesis – NCBI,
Special Issue “Fundamentals and Applications of Copper-Based Catalysts”

Label-free electrochemical aptasensor for rapid detection of SARS-CoV-2 spike glycoprotein based on the composite of Cu(OH)₂ nanorods arrays as a high-performance surface substrate was written by Rahmati, Zeinab;Roushani, Mahmoud;Hosseini, Hadi;Choobin, Hamzeh. And the article was included in Bioelectrochemistry in 2022.Computed Properties of CuH2O2 This article mentions the following:

The development of advanced electrode materials and the combination of aptamer with them have improved dramatically the performance of aptasensors. Herein, a new architecture based on copper hydroxide nanorods (Cu(OH)₂ NRs) are directly grown on the surface of screen printed carbon electrode (SPCE) using a two-step in situ, very simple and fast strategy and was used as a high-performance substrate for immobilization of aptamer strings, as well as an electrochem. probe to development a label-free electrochem. aptasensor for SARS-CoV-2 spike glycoprotein measurement. The Cu(OH)2 NRs was characterized using X-ray Diffraction (XRD) and electron microscopy (FESEM). In the presence of SARS-CoV-2 spike glycoprotein, a decrease in Cu(OH)₂ NRs-associated peak current was observed that can be owing to the target-aptamer complexes formation and thus blocking the electron transfer of Cu(OH)₂ NRs on the surface of electrode. This strategy exhibited wide dynamic range in of 0.1 fg mL-1 to 1.2渭g mL^-1 and with a high sensitivity of 1974.43渭A mM^-1 cm^-2 and low detection limit of 0.03 卤 0.01 fg mL^-1 of SARS-CoV-2 spike glycoprotein deprived of any cross-reactivity in the presence of possible interference species. In addition, the good reproducibility, repeatability, high stability and excellent feasibility in real samples of saliva and viral transport medium (VTM) were found from the provided aptasensor. Also, the aptasensor efficiency was evaluated by real samples of sick and healthy individuals and compared with the standard polymerase chain reaction (PCR) method and acceptable results were observed In the experiment, the researchers used many compounds, for example, Cuprichydroxide (cas: 20427-59-2Computed Properties of CuH2O2).

Cuprichydroxide (cas: 20427-59-2) belongs to copper catalysts. Copper has continued to be one of the most utilized and important transition metal catalysts in synthetic organic chemistry. Copper nanoparticles can also catalyze the coupling reaction of phenols, thiols, xanthogenates, nitrogen-containing nucleophiles, selenium ruthenium nucleophiles and the like.Computed Properties of CuH2O2

Referemce:
Copper catalysis in organic synthesis – NCBI,
Special Issue “Fundamentals and Applications of Copper-Based Catalysts”

Estimation of health risks due to copper-based nanoagrochemicals was written by Shahane, Shraddha Pravin;Kumar, Arun. And the article was included in Environmental Science and Pollution Research in 2022.Product Details of 20427-59-2 This article mentions the following:

This study estimated health risks due to two types of copper-based nanoagrochems. (Cu (OH)₂ and CuO nanoparticles (NPs)), during inadvertent ingestion of soil and consumption of leafy vegetables for a hypothetical exposure scenario. The dissolution of copper-based nanoagrochems. in human digestive system was considered for estimating realistic doses. No risk was found during soil ingestion (hazard quotient (HQ) <1). HQ (no dissolution of Cu (OH) ₂ nanopesticides) (HQ= 0.015) comes out to be 2 times higher than that of HQ (100% dissolution of Cu (OH)₂ nanopesticides into copper ions) (HQ= 0.007). In case of risk from consumption of leafy vegetables, the following order of risk was found (high to low HQ value): Cu (OH)₂ (HQ= 1925) >CuO NPs (1402). Combined exposure of Cu (OH)₂ nanopesticide through soil ingestion as well as consumption of contaminated edible leafy vegetables resulted in health risks. The calculated maximum allowable applicable concentration values of Cu (OH)₂ and CuO NPs without posing risk to human and plant toxicity were found to be 1.14 and 0.45 mg/L, resp. These findings can be used now for deciding safe use of copper-based nanoagrochems. In the experiment, the researchers used many compounds, for example, Cuprichydroxide (cas: 20427-59-2Product Details of 20427-59-2).

Cuprichydroxide (cas: 20427-59-2) belongs to copper catalysts. Transition metal-catalyzed chemical transformation of organic electrophiles and organometallic reagents belong to the most important cross-coupling reaction in organic synthesis. It is clear from the impact copper catalysis has had on organic synthesis that copper should be considered a first line catalyst for many organic reactions.Product Details of 20427-59-2

Referemce:
Copper catalysis in organic synthesis – NCBI,
Special Issue “Fundamentals and Applications of Copper-Based Catalysts”

In situ growth of nanostructured copper and zinc mixed oxides on brass supports as efficient microreactors for the catalytic CO oxidation was written by Cabello, Ana P.;Ulla, Maria A.;Zamaro, Juan M.. And the article was included in Journal of Materials Science in 2022.Name: Cuprichydroxide This article mentions the following:

This work analyzed the in situ growth of nanostructured films of copper and zinc mixed oxides on brass substrates by a simple vapor oxidation route and their use as microreactors for the catalytic oxidation of CO. Thin and well-anchored films of nano-oxides were obtained, while the evolution over time of the physicochem. characteristics during growth was studied by XRD, SEM, EDS, LRS and XPS. At short treatment times a total coverage of the substrate with nano-oxide growths was obtained in a sequence in which first a base layer of zinc oxide was produced over which, subsequently, an increasing surface proportion of copper oxides progressively evolved. This stratification is a unique characteristic that contrasts with that of films obtained by conventional thermal treatments in air in which an outer layer of zinc oxide is produced. In this way, the study shed light on the understanding of the in situ growth mechanism of nano-oxides on brass substrates. Furthermore, this system showed a good performance for the catalytic CO oxidation reaction at relatively low temperatures, combining several attributes such as activity, reaction stability, low-cost materials and a simple and mild synthetic methodol. The non-noble metal-based microreactor with highly stabilized nano-oxide structures onto brass became an efficient and low-cost alternative for the catalytic CO oxidation reaction. In the experiment, the researchers used many compounds, for example, Cuprichydroxide (cas: 20427-59-2Name: Cuprichydroxide).

Cuprichydroxide (cas: 20427-59-2) belongs to copper catalysts. Copper has continued to be one of the most utilized and important transition metal catalysts in synthetic organic chemistry. The copper-mediated C-C, C-O, C-N, and C-S bond formation is a part of one oldest reaction, emphasizing the Ullmann cross-coupling reaction.Name: Cuprichydroxide

Referemce:
Copper catalysis in organic synthesis – NCBI,
Special Issue “Fundamentals and Applications of Copper-Based Catalysts”

Green synthesis of ceramsite from industrial wastes and its application in selective adsorption: Performance and mechanism was written by Sun, Jinke;Zhou, Chuncai;Shen, Hexin;Du, Jiao;Li, Quanzhong;Wu, Wentao;Guo, Binglin;Liu, Guijian. And the article was included in Environmental Research in 2022.Application In Synthesis of Cuprichydroxide This article mentions the following:

The increasing requirement and consumption of coal has resulted in a large accumulation of coal gangue. The reuse and recycling of coal gangue have become a high priority for sustainable development. A sustainable and efficient ceramsite adsorbent was prepared for copper ions adsorption by using coal gangue, coal fly ash, and copper slag as the main materials. The appropriate performance of the ceramsite could be obtained at a mixture of coal gangue, coal fly ash, and copper slag at a weight ratio of 3:4:1. The optimal sintering temperature and time were 1050掳C and 20 min, resp. The main crystalline phases of ceramsite were quartz, mullite, and anorthite. Many micropores are connecting the interior on the surface of ceramsite under scanning electron microscope. The maximum copper ions adsorption capacity reached up to 20.6 mg/g at 303 K when pH and time were 5 and 1440 min, resp. The adsorption kinetics and isotherm could be described by the pseudo-second-order model and Freundlich model, resp. The adsorption mechanisms of Cu²⁺ with ceramsite were attributed to Cu(OH)₂ precipitation formed on the alk. surface of ceramsite and complexation reactions occurred between the O-containing groups (including C-O, Fe-O, and Si-O) from ceramsite and Cu²⁺. The prepared ceramsite may be also applied to other heavy metal wastewater treatments. In the experiment, the researchers used many compounds, for example, Cuprichydroxide (cas: 20427-59-2Application In Synthesis of Cuprichydroxide).

Cuprichydroxide (cas: 20427-59-2) belongs to copper catalysts. The transition metal-catalyzed chemical transformation of organic electrophiles and organometallic reagents has turned up as an exceedingly robust synthetic tool. It is clear from the impact copper catalysis has had on organic synthesis that copper should be considered a first line catalyst for many organic reactions.Application In Synthesis of Cuprichydroxide

Referemce:
Copper catalysis in organic synthesis – NCBI,
Special Issue “Fundamentals and Applications of Copper-Based Catalysts”

Regulating the Li Nucleation/Growth Behavior via Cu₂O Nanowire Array and Artificial Solid Electrolyte Interphase toward Highly Stable Li Metal Anode was written by Liu, Xin-Fang;Xie, Dan;Tao, Fang-Yu;Diao, Wan-Yue;Yang, Jia-Lin;Luo, Xiao-Xi;Li, Wen-Liang;Wu, Xing-Long. And the article was included in ACS Applied Materials & Interfaces in 2022.Quality Control of Cuprichydroxide This article mentions the following:

Lithium (Li) metal was considered to be the most promising anode material for next-generation rechargeable batteries. Unfortunately, the hazards induced by dendrite growth and volume fluctuation hinder its commercialized application. Here, a three-dimensional (3D) current collector composed of a vertically aligned Cu₂O nanowire that is tightly coated with a polydopamine protective layer is developed to solve the encountered issues of lithium metal batteries (LMBs). The Cu₂O nanowire arrays (Cu₂O NWAs) provide abundant lithiophilic sites for inducing Li nucleation selectively to form a thin Li layer around the nanowires and direct subsequent Li deposition. The well-defined nanochannel works well in confining the Li growth spatially and buffering the volume change during the repeated cycling. The PDA coatings adhered onto the outline of the Cu₂O NWAs serve as the artificial solid electrolyte interface to isolate the electrode and electrolyte and retain the interfacial stability. Moreover, the increased specific area of copper foam (CF) can dissipate the local c.d. and further suppress the growth of Li dendrites. As a result, CF@Cu₂O NWAs@PDA realizes a dendrite-free morphol. and the assembled sym. batteries can work stably for over 1000 h at 3 mA cm^-2. When CF@Cu₂O NWAs@PDA is coupled with a LiFePO₄ cathode, the full cells exhibit improved cycle stability and rate performance. In the experiment, the researchers used many compounds, for example, Cuprichydroxide (cas: 20427-59-2Quality Control of Cuprichydroxide).

Cuprichydroxide (cas: 20427-59-2) belongs to copper catalysts. The evolution of transition metal catalysts has attained a stage of civilization that authorizes for an extensive scope of chemical bonds formation partners to be combined efficiently. It is clear from the impact copper catalysis has had on organic synthesis that copper should be considered a first line catalyst for many organic reactions.Quality Control of Cuprichydroxide

Referemce:
Copper catalysis in organic synthesis – NCBI,
Special Issue “Fundamentals and Applications of Copper-Based Catalysts”

Deep insight of the influence of Cu valence states in co-catalyst on CO₂ photoreduction was written by Deng, Zesheng;Hu, Songchang;Ji, Jiahui;Wu, Shiqun;Xie, Haijiao;Xing, Mingyang;Zhang, Jinlong. And the article was included in Applied Catalysis, B: Environmental in 2022.Electric Literature of CuH2O2 This article mentions the following:

Cu is widely used to prepare high-value products in photocatalytic CO₂ reduction reaction (CO₂PR). The valence state of transition metals usually has a great impact on the catalytic process. However, the research on Cu valence in CO₂PR is lack for its complex valence change. In current work, Cu_x/P25 with stable Cu valence composition in CO₂PR is prepared The results show that Cu is composed of Cu⁰ and Cu₂O, and their proportions change regularly as Cu loading changing, which are linearly related to the selectivity of the corresponding products of CO₂PR. Combined with thermodn. and kinetic anal., the CO adsorption and activation on the surface of Cu⁰ and Cu₂O are considered to be the key to determine the product of CO₂PR, which is further confirmed by DFT calculation Cu⁰ and Cu₂O are proved to be active site of producing CH₄ and CO, resp. In this case, a reference for the study of highly selectivity Cu based photocatalysts is provided. In the experiment, the researchers used many compounds, for example, Cuprichydroxide (cas: 20427-59-2Electric Literature of CuH2O2).

Cuprichydroxide (cas: 20427-59-2) belongs to copper catalysts. Transition metal-catalyzed chemical transformation of organic electrophiles and organometallic reagents belong to the most important cross-coupling reaction in organic synthesis. Due to these characteristics, copper nanoparticles have generated a great deal of interest especially in the field of catalysis. Electric Literature of CuH2O2

Referemce:
Copper catalysis in organic synthesis – NCBI,
Special Issue “Fundamentals and Applications of Copper-Based Catalysts”

Micro-Nano-Nanowire Triple Structure-Held PDMS Superhydrophobic Surfaces for Robust Ultra-Long-Term Icephobic Performance was written by Chen, Changhao;Tian, Ze;Luo, Xiao;Jiang, Guochen;Hu, Xinyu;Wang, Lizhong;Peng, Rui;Zhang, Hongjun;Zhong, Minlin. And the article was included in ACS Applied Materials & Interfaces in 2022.SDS of cas: 20427-59-2 This article mentions the following:

Anti-icing superhydrophobic surfaces have attracted tremendous interests due to their repellency to water and extremely low ice affinity, whereas the weak durability has been the bottleneck for further applications. Surface durability is especially important in long-term exposure to low-temperature and high-humidity environments. In this study, a robust micro-nano-nanowire triple structure-held PDMS superhydrophobic surface was fabricated via a hybrid process: ultrafast-laser-prepared periodic copper microstructures were chem. oxidized, followed by modification of PDMS. The hedgehog-like surface structure was composed of microcones, densely grown nanowires, and tightly combined PDMS. The capillary force difference in micro-nanostructures drove PDMS solutions to distribute evenly, bonding fragile nanowires to form stronger composite cones. PDMS replaced the commonly used fragile fluorosilanes and protected nanowires from breaking, which endowed the surfaces with higher robustness. The ductile PDMS-nanowire composites possessed higher resiliency than brittle nanowires under a load of 1 mN. The surface kept superhydrophobic and ice-resistant after 15 linear abrasion cycles under 1.2 kPa or 60 icing-deicing cycles under -20掳C or 500 tape peeling cycles. Under a higher pressure of 6.2 kPa, the contact angle (CA) was maintained above 150掳 until the abrasion distance exceeded 8 m. In addition, the surface exhibited a rare spontaneously optimized performance in the icing-deicing cycles. The ice adhesion strength of the surface reached its lowest value of 12.2 kPa in the 16th cycle. Evolution of surface roughness and morphol. were combined to explain its unique U-shaped performance curves, which distinguished its unique degradation process from common surfaces. Thus, this triple-scale superhydrophobic surface showed a long-term anti-icing performance with high deicing robustness and low ice adhesion strength. The proposed nanostructure-facilitated uniform distribution strategy of PDMS is promising in future design of durable superhydrophobic anti-icing surfaces. In the experiment, the researchers used many compounds, for example, Cuprichydroxide (cas: 20427-59-2SDS of cas: 20427-59-2).

Cuprichydroxide (cas: 20427-59-2) belongs to copper catalysts. Copper catalyst has received great attention owing to the low toxicity and low cost. Copper nanoparticles can also catalyze the coupling reaction of nitrogen-containing nucleophiles, phenols, thiols, xanthogenates, selenium ruthenium nucleophiles and the like.SDS of cas: 20427-59-2

Referemce:
Copper catalysis in organic synthesis – NCBI,
Special Issue “Fundamentals and Applications of Copper-Based Catalysts”

All Transition Metal Selenide Composed High-Energy Solid-State Hybrid Supercapacitor was written by Shinde, Pragati A.;Chodankar, Nilesh R.;Abdelkareem, Mohammad Ali;Patil, Swati J.;Han, Young-Kyu;Elsaid, Khaled;Olabi, Abdul Ghani. And the article was included in Small in 2022.Formula: CuH2O2 This article mentions the following:

Transition metal selenides (TMSs) have enthused snowballing research and industrial attention due to their exclusive conductivity and redox activity features, holding them as great candidates for emerging electrochem. devices. However, the real-life utility of TMSs remains challenging owing to their convoluted synthesis process. Herein, a versatile in situ approach to design nanostructured TMSs for high-energy solid-state hybrid supercapacitors (HSCs) is demonstrated. Initially, the rose-nanopetal-like NiSe@Cu₂Se (NiCuSe) pos. electrode and FeSe nanoparticles neg. electrode are directly anchored on Cu foam via in situ conversion reactions. The complementary potential windows of NiCuSe and FeSe electrodes in aqueous electrolytes associated with the excellent elec. conductivity results in superior electrochem. features. The solid-state HSCs cell manages to work in a high voltage range of 0-1.6 V, delivers a high specific energy d. of 87.6 Wh kg^-1 at a specific power d. of 914.3 W kg^-1 and excellent cycle lifetime (91.3% over 10 000 cycles). The innovative insights and electrode design for high conductivity holds great pledge in inspiring material synthesis strategies. This work offers a feasible route to develop high-energy battery-type electrodes for next-generation hybrid energy storage systems. In the experiment, the researchers used many compounds, for example, Cuprichydroxide (cas: 20427-59-2Formula: CuH2O2).

Cuprichydroxide (cas: 20427-59-2) belongs to copper catalysts. The applications of Copper-based nanoparticles have received great attention due to the earth-abundant, low toxicity and inexpensive. Due to these characteristics, copper nanoparticles have generated a great deal of interest especially in the field of catalysis. Formula: CuH2O2

Referemce:
Copper catalysis in organic synthesis – NCBI,
Special Issue “Fundamentals and Applications of Copper-Based Catalysts”