Aldol Condensation of Cyclopentanone with Valeraldehyde Over Metal Oxides | Catalysis Letters
... because of amphoteric nature of ceria and Lewis acidity of iron oxide. Therefore, not surprisingly, iron oxides have been used ... Mäki-Arvela, P., Shcherban, N., Lozachmeur, C. et al. Aldol Condensation of Cyclopentanone with Valeraldehyde Over Metal Oxides ... In the current work metal oxides have been applied as catalysts in aldol condensation of valeraldehyde with cyclopentanone. ... metal oxide Fe2O3 particles are threefold smaller than Ca2Fe2O5 (Table 1). XRD results of CeO2-MgO showed the presence of cubic ...
Synthesis of carbon nanotubes with and without catalyst particles | Discover Nano
Commonly used oxide supports are Al2O3, SiO2, TiO2 and MgO. All these oxides have been shown to grow CNT. Their role is ... Hybrid metal/metal-oxide catalyst systems. Many of the oxides described above as catalytic nano-particles for CNT growth are ... Various other oxides, outside of those mentioned, including TiO2 and lanthanide oxides can also be used to grow carbon ... It is then natural to query if oxides and the catalyst/support interface play a role in the case of CNT grown from oxide- ...
Gold nanoparticles supported on magnesium oxide for CO oxidation | Discover Nano
Molina LM, Hammer B: Active role of oxide support during CO oxidation at Au/MgO. Phys Rev Lett 2003, 90: 206102.1. ... Gasior M, Grzybowska B, Samson K, Ruszel A, Haber J: Oxidation of CO and C-3 hydrocarbons on gold dispersed on oxide supports ... Pillai UR, Deevi S: Room temperature oxidation of carbon monoxide over copper oxide catalyst. Appl Catal B 2006, 64: 146. ... Glaspell G, Hassan HMA, Elzatahry A, Abdalsayed V, El-Shall MS: Nanocatalysis on supported oxides for CO oxidation. Topics ...
PrMem: Novel flexible biodegradable paper-graphene oxide-based memristor | MRS Bulletin
F. Yuan, Y.-R. Ye, J.-C. Wang, Z. Zhang, L. Pan, J. Xu, C.-S. Lai, "Retention behavior of graphene oxide resistive switching ... Chaim, A., Abunahla, H., Mohammad, B. et al. PrMem: Novel flexible biodegradable paper-graphene oxide-based memristor. MRS ... All three layers are made of the same materials, specifically, cellulose and reduced graphene oxide with different ... By oxidizing reduced graphene oxide, the fully paper device achieves memristive switching behavior. The devices exhibit analog ...
Transformation of β-Ni(OH)2to NiO nano-sheets via surface nanocrystalline zirconia coating: Shape and size retention | Discover...
Shape and size of the synthesized NiO nano-sheets were retained during transformation of sheet-like β-Ni(OH)2to NiO at elevated temperatures via nano-
Do Mexicans care about air pollution? | Latin American Economic Review
This inventory measures the emissions by states and municipalities for NO x (Nitrogen Oxide), SO x (Sulfur Oxide), COV ( ... nitrogen oxide, carbon monoxide, fine particulate matter and organic compounds like benzene. Some compounds like nitrogen ...
Recent Advances in Hemocompatible Polymers for Biomedical Applications | SpringerLink
Nitric oxide-donating materials and their potential in pharmacological applications for site-specific nitric oxide delivery. ... potential use for topical nitric oxide delivery. Nitric Oxide-Biol. Ch 11(3), 263-272 (2004) ... Seabra, A.B., Marcato, P.D., De Paula, L.B., Durán, N.: New strategy for controlled release of nitric oxide. J. Nano. Res. 20, ... Kim, J., Saravanakumar, G., Choi, H.W., Park, D., Kim, W.J.: A platform for nitric oxide delivery. J. Mater. Chem. B Mater. ...
Breakthrough technologies for mineral exploration | SpringerLink
2017) presented a case study of rotary-wing UAV-based magnetic surveys for mineral exploration targeting iron-oxide ... The preferred target for AGG exploration is iron oxide copper-gold (IOCG) mineralization. IOCGs geophysical signatures vary ... enhancing spectral feature of iron oxides in gossan; i.e. intensely oxidized rocks in the upper and exposed part of an ore ... Automated mineralogical core logging at the emmie bluff iron oxide-copper-gold prospect, south australia. In: Proceedings ...
Salicylic acid in the machinery of hypersensitive cell death and disease resistance | SpringerLink
Nitric oxide counteracts cytotoxic processes mediated by reactive oxygen species in plant tissues. Planta 208: 337-344. ... Defense gene induction in tobacco by nitric oxide, cylic GMP, and cylic ADP ribose. Proc. Natl. Acad. Sei. USA 95: 10328-10333. ... Nitric oxide functions as a signal in plant disease resistance. Nature 394: 585-588. ...
Formation of tungsten oxide nanostructures by laser pyrolysis: stars, fibres and spheres | Discover Nano
The growth of stars has also been reported before for gold and molybdenum oxide [21, 22], but not as yet for tungsten oxide. ... Wang SW, Chou TC, Liu CC: Nano-crystalline tungsten oxide NO 2 sensor. Sens Actuators B 2003, 94: 343. 10.1016/S0925-4005(03) ... Khademi A, Azimirad R, Zavarian AA, Moshfegh AZ: Growth and Field Emission Study of Molybdenum Oxide Nanostars. J Phys Chem C ... Kawasaki H, Namba J, Iwatsuji K, Suda Y, Wada K, Ebihara K, Ohshima T: NO x gas sensing properties of tungsten oxide thin films ...
Gas Transport Properties of Polybenzimidazole and Poly(Phenylene Oxide) Mixed Matrix Membranes Incorporated with PDA...
Chowdhury G, Kruczek B, Matsuura T (2001) Polyphenylene oxide and modified polyphenylene oxide membranes: gas. Vapor and Liquid ... added single-walled carbon nanotubes (SWNT) and MWNT to brominated poly(2,6-dimethyl-1,4-phenylene oxide) (PPO) for CO2/N2 ... Giel, V., Perchacz, M., Kredatusová, J. et al. Gas Transport Properties of Polybenzimidazole and Poly(Phenylene Oxide) Mixed ... Li X, Ma L, Zhang H et al (2015) Synergistic effect of combining carbon nanotubes and graphene oxide ins mixed matrix membranes ...
Sources and trends of trace elements and polycyclic aromatic hydrocarbons in a shallow lake in the Mediterranean area from...
... manganous oxide; manganous sulphate, monohydrate; manganese chelate of amino acids, hydrate; manganese chelate of glycine, ...
Journal of Sol-Gel Science and Technology | Volume 84, Issue 3
Propylene oxide as a new reagent for mixed SiO 2 -based aerogels preparation *S. A. Lermontov ...
Diabetologia | Volume 51, issue 1
Metal-activated C-peptide facilitates glucose clearance and the release of a nitric oxide stimulus via the GLUT1 transporter ...
Electric Field-Assisted In Situ Precise Deposition of Electrospun γ-Fe2O3/Polyurethane Nanofibers for Magnetic Hyperthermia |...
Luo Y, Yang J, Yan Y, Li J, Shen M, Zhang G et al (2015) RGD-functionalized ultrasmall iron oxide nanoparticles for targeted T1 ... Fortin JP, Wilhelm C, Servais J, Ménager C, Bacri JC, Gazeau F (2007) Size-sorted anionic iron oxide nanomagnets as colloidal ... Guardia P, Corato RD, Lartigue L, Wilhelm C, Espinosa A, Garcia-Hernandez M et al (2012) Water-soluble iron oxide nanocubes ... Amarjargal A, Tijing LD, Park CH, Im IT, Kim CS (2013) Controlled assembly of superparamagnetic iron oxide nanoparticles on ...
Effect of 1-week betalain-rich beetroot concentrate supplementation on cycling performance and select physiological parameters ...
Nitric oxide. PLA:. Placebo. RER:. Respiratory exchange ratio. TBARS:. Thiobarbituric acid reactive substances ...
Engineering failure analysis and design of support system for ancient Egyptian monuments in Valley of the Kings, Luxor, Egypt |...
The iron oxides vary in color. Brownish red and yellow hematitic and limonitic concretions are present; the ferruginous ...
Lipids | SpringerLink
Tijet, N., & Brash, A. R. (2002). Allene oxide synthases and allene oxides. Prostaglandins & Other Lipid Mediators, 68-69, 423- ...
SCR of Nitric Oxide by Hydrogen over Pd and Ir Based Catalysts with Different Supports | SpringerLink
Yin, C., Wang, L., Rivillon, S. et al. SCR of Nitric Oxide by Hydrogen over Pd and Ir Based Catalysts with Different Supports. ... SCR of Nitric Oxide by Hydrogen over Pd and Ir Based Catalysts with Different Supports. *Chengyang Yin1, ...
Immunological impact of graphene oxide sheets in the abdominal cavity is governed by surface reactivity | Archives of Toxicology
Graphene oxide (GO) is an oxidised form of graphene that has attracted commercial interest in multiple applications, including ... Rodrigues, A.F., Newman, L., Jasim, D.A. et al. Immunological impact of graphene oxide sheets in the abdominal cavity is ... The Molecular Influence of Graphene and Graphene Oxide on the Immune System Under In Vitro and In Vivo Conditions Article 26 ... Yue H, Wei W, Yue Z et al (2012) The role of the lateral dimension of graphene oxide in the regulation of cellular responses. ...
Zn,H)-codoped copper oxide nanoparticles via pulsed laser ablation on Cu-Zn alloy in water | Discover Nano
The formation of copper oxides rather than zinc oxide from metal alloy is reversed from the conventional Galvanic cell having ... Raman, FTIR and PL spectra of the (Zn,H)-codoped copper oxide nanocondensates. (a) Raman, (b) FTIR, and (c) PL spectra of the ( ... Liu LG, Bassett WA: Elements, Oxides, and Silicates: High-pressure Phases with Implications for the Earths Interior. Oxford ... Shen, P. (Zn,H)-codoped copper oxide nanoparticles via pulsed laser ablation on Cu-Zn alloy in water. Nanoscale Res Lett 7, 272 ...
Interface-type resistive switching in perovskite materials | SpringerLink
In particular we have summarized the most interesting reports on perovskite oxides, a versatile oxide crystal structure which ... J.G. Bednorz, K.A. Müller, Perovskite-type oxides-the new approach to high- T c superconductivity. Rev. Mod. Phys. 60(3), 585- ... R.A. De Souza, The formation of equilibrium space-charge zones at grain boundaries in the perovskite oxide SrTiO3. Phys. Chem. ... R.A. De Souza, Ion transport in metal oxides. in Resistive Switching (Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim, 2016), pp. ...
Interface-type resistive switching in perovskite materials | SpringerLink
In particular we have summarized the most interesting reports on perovskite oxides, a versatile oxide crystal structure which ... J.G. Bednorz, K.A. Müller, Perovskite-type oxides-the new approach to high- T c superconductivity. Rev. Mod. Phys. 60(3), 585- ... R.A. De Souza, The formation of equilibrium space-charge zones at grain boundaries in the perovskite oxide SrTiO3. Phys. Chem. ... R.A. De Souza, Ion transport in metal oxides. in Resistive Switching (Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim, 2016), pp. ...
Nano-metering of Solvated Biomolecules Or Nanoparticles from Water Self-Diffusivity in Bio-inspired Nanopores | Discover Nano
Their cells are divided in two halves, enclosed in a silicon di-oxide shell (frustule). This porous matrix (exoskeleton) allows ... Results obtained via molecular dynamics for different concentrations of proteins and iron-oxide nanoparticles in silica ... Hydrated nanopores filled with different concentrations of iron-oxide nanoparticles or proteins have been analyzed, finding ... The intra-molecular bonded interactions in the silica nanopores and iron oxide nanoparticles are modeled by harmonic stretching ...
Growth of GeSi nanoislands on nanotip-patterned Si (100) substrates with a stress-induced self-limiting interdiffusion |...
Figure 1c presents the AFM image of a Si nanotip on silicon substrate when the oxide layer was desorbed at 850°C in an ultra- ... Li YJ, Huang K, Lai HK, Li C, Chen SY, Kang JY: Photoluminescence of Si-based nanotips fabricated by anodic aluminum oxide ... Considering that the RCA process creates a reproducible layer of native oxide, the nanotips can be reasonably identified as ... nanotip pre-patterned Si substrates with an average intertip distance of 50 nm are fabricated by anodic aluminum oxide (AAO) ...
China's energy transitions for carbon neutrality: challenges and opportunities | Carbon Neutrality
Dlugokencky E (2021) NOAA/GML: Trends in Atmospheric Nitrous Oxide. https://gml.noaa.gov/ccgg/trends_n2o/. Accessed 08 Oct 2021 ...
Unravelling the complexity of magma plumbing at Mount St. Helens: a new trace element partitioning scheme for amphibole |...
... significant role of Fe-Ti oxide crystallization. J Volcanol Geotherm Res 34:1-14 ...
Neuronal Basis of Non-Invasive Functional Imaging: From Microscopic Neurovascular Dynamics to BOLD fMRI | SpringerLink
Liu X, Li C, Falck JR, Roman RJ, Harder DR, Koehler RC (2008) Interaction of nitric oxide, 20-HETE, and EETs during functional ... Iadecola C, Niwa K (2002) Nitric oxide. In: Edvinsson L, Krause DN (eds) Cerebral blood flow and metabolism, 2nd edn. ... Faraci FM, Breese KR (1993) Nitric oxide mediates vasodilatation in response to activation of N-methyl-D-aspartate receptors in ...
Recent progress in graphene based ceramic composites: a review | Journal of Materials Research
H. Jeong, Y.P. Lee, M.H. Jin, E.S. Kim, J.J. Bae, and Y.H. Lee: Thermal stability of graphite oxide. Chem. Phys. Lett. 470(4-6 ... I. Ahmad, H. Cao, H. Chen, H. Zhao, A. Kennedy, and Y.Q. Zhu: Carbon nanotube toughened aluminium oxide nanocomposite. J. Eur. ... F.W. Low, C.W. Lai, and S.B. Abd Hamid: Easy preparation of ultrathin reduced graphene oxide sheets at a high stirring speed. ... B. Chen, X. Liu, X. Zhao, Z. Wang, L. Wang, W. Jiang, and J. Li: Preparation and properties of reduced graphene oxide/fused ...
Infections Up to 76 Days After Stroke Increase Disability and Death | Translational Stroke Research
Efficacy of nitric oxide, with or without continuing antihypertensive treatment, for management of high blood pressure in acute ... The international multicentre Efficacy of Nitric Oxide in Stroke (ENOS) trial [16] collected data on all serious adverse events ... Data came from the international Efficacy of Nitric Oxide Stroke (ENOS, ISRCTN99414122) trial. Post hoc data on infections were ... Baseline characteristics of the 4011 patients recruited into the Efficacy of Nitric Oxide in Stroke (ENOS) trial. Int J ...