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Showing 1 to 12 of 573 entries
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Preparations of Platinum Nanoparticles and Their Catalytic Performances.

Journal of nanoscience and nanotechnology

Jung SC, Nahm SW, Jung HY, Park YK, Seo SG, Kim SC.
PMID: 26373160
J Nanosci Nanotechnol. 2015 Jul;15(7):5461-5. doi: 10.1166/jnn.2015.10394.

This work investigates the effect of reducing agents and stabilizing agent on the preparation of platinum nanoparticles. We used H2PtCl6 as a precursor and hydrogen and sodium borohydride as reducing agents to prepare colloidal platinum nanoparticles. Polyvinylpyrrolidones (PVPs) is...

Template synthesis of hollow silver hexapods using hexapod-shaped silver oxide mesoparticles.

Journal of colloid and interface science

Jo J, Cho SP, Lim JK.
PMID: 25734223
J Colloid Interface Sci. 2015 Jun 15;448:208-14. doi: 10.1016/j.jcis.2015.02.026. Epub 2015 Feb 18.

One powerful method to make nanoparticles is template-based approach. Because such templates confine the size and shape of nanoparticles, diverse nanoparticles can be prepared through such method. For example, hollow gold (Au) nanoparticles are easily fabricated using silver (Ag)...

Synthesis of mercaptopropyl-(phenylene)s-benzoates passivated gold nanoparticles: Implications for plasmonic photovoltaic cells.

Journal of colloid and interface science

de León A, Arias E, Moggio I, Gallardo-Vega C, Ziolo R, Rodríguez O, Trigari S, Giorgetti E, Leibig C, Evans D.
PMID: 26122799
J Colloid Interface Sci. 2015 Oct 15;456:182-9. doi: 10.1016/j.jcis.2015.06.029. Epub 2015 Jun 23.

UNLABELLED: The incorporation of gold nanoparticles in heterojunction solar cells is expected to increase the efficiency due to plasmon effects, but the literature studies are sometimes controversial. In this work, gold nanoparticles passivated with (Ph)n-(CH2)3SH (n=1, 2, 3) have...

Facile and Scalable Preparation of Solid Silver Nanoparticles (<10 nm) for Flexible Electronics.

ACS applied materials & interfaces

Tai YL, Yang ZG.
PMID: 26133543
ACS Appl Mater Interfaces. 2015 Aug 12;7(31):17104-11. doi: 10.1021/acsami.5b03775. Epub 2015 Jul 29.

Metal conductive ink for flexible electroncs has exhibited a promising future recently. Here, an innovative strategy was reported to synthesize silver nanocolloid (2.5±0.5 nm) and separate solid silver nanoparticles (

Electroless Plated Co-Ni-P-B/Ni Foam Catalyst for Hydrogen Generation from Sodium Borohydride.

Journal of nanoscience and nanotechnology

Park D, Kim T.
PMID: 27433661
J Nanosci Nanotechnol. 2016 Feb;16(2):1740-3. doi: 10.1166/jnn.2016.12010.

Co-Ni-P-B catalyst supported on Ni foam was prepared using electroless plating for hydrogen generation from an alkaline NaBH4 solution. Co-B, Co-P-B, and Co-Ni-B were prepared for comparison. Surface morphology of catalyst/Ni foams were observed using SEM analysis. The Co-...

Anion- or Cation-Exchange Membranes for NaBH4/H2O2 Fuel Cells?.

Membranes

Sljukić B, Morais AL, Santos DM, Sequeira CA.
PMID: 24958292
Membranes (Basel). 2012 Jul 19;2(3):478-92. doi: 10.3390/membranes2030478.

Direct borohydride fuel cells (DBFC), which operate on sodium borohydride (NaBH4) as the fuel, and hydrogen peroxide (H2O2) as the oxidant, are receiving increasing attention. This is due to their promising use as power sources for space and underwater...

Impact of reaction parameters on the chemical profile of 3,4-methylenedioxymethamphetamine synthesized via reductive amination: target analysis based on GC-qMS compared to non-targeted analysis based on GC×GC-TOF-MS.

Forensic science international

Schäffer M, Dieckmann S, Pütz M, Kohles T, Pyell U, Zimmermann R.
PMID: 24314521
Forensic Sci Int. 2013 Dec 10;233(1):201-11. doi: 10.1016/j.forsciint.2013.09.009. Epub 2013 Sep 14.

The most common clandestine manufacturing procedure for the ecstasy derivative 3,4-methylenedioxymethamphetamine (MDMA), is the reductive amination of piperonylmethylketone (PMK) via platinum(IV) oxide/hydrogen. Deviations of the reaction conditions during the synthesis may result in different chemical profiles of the products....

Controllable Synthesis and Tunable Photocatalytic Properties of Ti(3+)-doped TiO2.

Scientific reports

Ren R, Wen Z, Cui S, Hou Y, Guo X, Chen J.
PMID: 26044406
Sci Rep. 2015 Jun 05;5:10714. doi: 10.1038/srep10714.

Photocatalysts show great potential in environmental remediation and water splitting using either artificial or natural light. Titanium dioxide (TiO2)-based photocatalysts are studied most frequently because they are stable, non-toxic, readily available, and highly efficient. However, the relatively wide band...

Leaching and antimicrobial properties of silver nanoparticles loaded onto natural zeolite clinoptilolite by ion exchange and wet impregnation.

Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering

Missengue RN, Musyoka NM, Madzivire G, Babajide O, Fatoba OO, Tuffin M, Petrik LF.
PMID: 26571140
J Environ Sci Health A Tox Hazard Subst Environ Eng. 2016 Jan 28;51(2):97-104. doi: 10.1080/10934529.2015.1087731. Epub 2015 Nov 16.

This study aimed to compare the leaching and antimicrobial properties of silver that was loaded onto the natural zeolite clinoptilolite by ion exchange and wet impregnation. Silver ions were reduced using sodium borohydride (NaBH

Ligand-free nickel-catalyzed semihydrogenation of alkynes with sodium borohydride: a highly efficient and selective process for cis-alkenes under ambient conditions.

Chemical communications (Cambridge, England)

Wen X, Shi X, Qiao X, Wu Z, Bai G.
PMID: 28402371
Chem Commun (Camb). 2017 May 14;53(39):5372-5375. doi: 10.1039/c7cc02140b. Epub 2017 Apr 12.

We report a low-cost and efficient catalytic system, involving in situ generated ligand-free Ni NPs, methanol and sodium borohydride, for the semihydrogenation of alkynes under ambient conditions. This catalytic system exhibits remarkably high activity, satisfactory cis-selectivity for internal alkynes,...

Effect of the Y : B ratio on phase purity and development of thermally stable nano-sized Eu(+3)-doped YBO3 red phosphor using sodium borohydride.

Dalton transactions (Cambridge, England : 2003)

Srivastava S, Behera SK, Nayak BB.
PMID: 25856639
Dalton Trans. 2015 May 07;44(17):7765-9. doi: 10.1039/c5dt00875a.

This research focuses on the effect of the Y : B ratio on phase purity and the development of thermally stable 10 mol% Eu(3+)-doped YBO3 red phosphor nanomaterial using a novel sodium borohydride based solution precursor route. An equimolar...

The Enhanced Catalytic Activities of Asymmetric Au-Ni Nanoparticle Decorated Halloysite-Based Nanocomposite for the Degradation of Organic Dyes.

Nanoscale research letters

Jia L, Zhou T, Xu J, Li X, Dong K, Huang J, Xu Z.
PMID: 26852228
Nanoscale Res Lett. 2016 Dec;11(1):72. doi: 10.1186/s11671-016-1252-9. Epub 2016 Feb 06.

Janus particles (JPs) are unique among the nano-/microobjects because they provide asymmetry and can thus impart drastically different chemical or physical properties. In this work, we have fabricated the magnetic halloysite nanotube (HNT)-based HNTs@Fe3O4 nanocomposite (NCs) and then anchored...

Showing 1 to 12 of 573 entries