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Photocatalytic coupling of amines to imidazoles using Mo-ZnIn2S4 catalyst

RSC - Green Chem. latest articles - Fri, 09/22/2017 - 14:32
Green Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7GC01728F, PaperMin Wang, Lihua Li, Jianmin Lu, Nengchao Luo, Xiaochen Zhang, Feng Wang
Substituted imidazoles are traditionally synthesized by co-condensation of multi-feedstocks. Herein, we report a new route for the synthesis of substituted imidazoles via photocyclization of readily available amines at room temperature....
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Categories: Green Technology News

Mechanism of Supplemental Activator and Reducing Agent Atom Transfer Radical Polymerization Mediated by Inorganic Sulfites: Experimental Measurements and Kinetic Simulations

RSC - Polym. Chem. latest articles - Fri, 09/22/2017 - 11:32
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01319A, PaperPawel Krys, Marco Fantin, Patricia Mendonca, Carlos M. R. Abreu, Tamaz Guliashvili, Jaquelino Rosa, Lino Santos, Armenio Coimbra Serra, Krzysztof Matyjaszewski, Jorge Coelho
The mechanism of atom transfer radical polymerization (ATRP) mediated by sodium dithionite (Na2S2O4), with CuIIBr2/Me6TREN as catalyst (Me6TREN: tris[2-(dimethylamino)ethyl]amine)) in ethanol/water mixtures, was investigated experimentally and by kinetic simulations. A...
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Categories: Polymer Science News

Hydrogels through Emulsion Templating: Sequential Polymerization and Double Networks

RSC - Polym. Chem. latest articles - Fri, 09/22/2017 - 11:32
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01305A, PaperSebastijan Kovacic, Michael S. Silverstein
Double-network (DN) hydrogels combine two very different polymer networks. Here, porous hydrogels with DN structures were successfully synthesized in two sequential free-radical polymerization steps. The first network was templated within...
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Categories: Polymer Science News

SolarWorld commends key trade vote as step toward restoring U.S. solar manufacturing

Alternative Energy - Fri, 09/22/2017 - 11:31
The determination means that the underlying Section 201 case will move into a remedy phase. SolarWorld and Suniva Inc. are co-petitioners in the case.
Categories: Green Technology News

SEIA Statement on Anti-Solar ITC Decision

The ITC’s decision is disappointing for nearly 9,000 U.S. solar companies and the 260,000 Americans they employ. Foreign-owned companies that brought business failures on themselves are attempting to exploit American trade laws to gain a bailout for their bad investments.
Categories: Green Technology News

Baker Electric Solar Wins Prestigious 2017 BBB International Torch Awards for Ethics

Alternative Energy - Fri, 09/22/2017 - 10:31
The Better Business Bureau Institute for Marketplace Trust presented Baker Electric Solar with the 2017 BBB International Torch Awards for Ethics in the 100-499 employee category on September 19, 2017.
Categories: Green Technology News

Green analytical flow method for determination of total sulfite in wine using membraneless gas-liquid separation with contactless conductivity detection

RSC - Anal. Methods latest articles - Fri, 09/22/2017 - 10:30
Anal. Methods, 2017, Accepted Manuscript
DOI: 10.1039/C7AY01879G, PaperDuangjai Nacapricha, Nattapong Chantipmanee, Waleed Alahmad, Thitaporn Sonsa-ard, Kanchana Uraisin, Nuanlaor Ratanawimarnwong, Thitirat Mantim
A green analytical flow method was developed for the determination of total sulfite preservative in white wine. The method employs membraneless vaporization (MBL-VP) technique for gas-sample separation allowing direct analysis...
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MicroRNA Detection of Amplification-Free Based on Controllable Solid-State Electrochemiluminescence Quenched by Charge Transfer

RSC - Anal. Methods latest articles - Fri, 09/22/2017 - 10:30
Anal. Methods, 2017, Accepted Manuscript
DOI: 10.1039/C7AY01724C, PaperLiping Lu, Chang Liu, Tianfang Kang, Lin Wang
Abstract Effective and sensitive microRNA detection is a great challenge. Most of microRNA assays applied amplification strategy to obtain high sensitivity, which made them complicated. Herein, we present a simple...
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Solar Plus Storage Projects Will Increasingly Offer Resiliency

Peter Kelly-Detwiler for Forbes: The SRUSD will be able to cut energy costs (during some months, as much as 70-80% of the district’s electricity needs will be met by the systems).
Categories: Green Technology News

Intersolar Middle East: Global PV Markets – Are The GCC Ready to Join the Global Solar Market Leaders?

Alternative Energy - Fri, 09/22/2017 - 08:44
In 2016, the MENAT countries together only reached a total PV capacity of 3.2 GW, but with an expected installed PV capacity of 32,5 GW by 2022 according to German research company Apricum. This means a tenfold increase, or an annual addition of 6 GW PV.
Categories: Green Technology News

Ballard CEO Delivers Keynote Speech at “Open Innovation Forum Osaka” Event

Alternative Energy - Fri, 09/22/2017 - 08:42
During a business trip to Japan to meet with Japanese partners and customers, Mr. Randy MacEwen, Ballard President and CEO attended the "Open Innovation Forum Osaka in Hydrogen and Fuel Cell Technologies", where he delivered the keynote speech on September 19th.
Categories: Green Technology News

Headspace-gas chromatography-mass spectrometry for the rapid determination of possible biomarkers in urine samples

RSC - Anal. Methods latest articles - Fri, 09/22/2017 - 08:28
Anal. Methods, 2017, Accepted Manuscript
DOI: 10.1039/C7AY01655G, PaperRosa Maria Gonzalez Paredes, Carmelo Garcia Pinto, Jose Luis Perez Pavon, Bernardo Moreno-Cordero
The development of rapid analytical strategies plays a vital role for the research, discovery and confirmation of analytes that can be sensitive biomarkers. Within this line of work, a method...
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Synthesis of Isosorbide: Overview of challenging reactions

RSC - Green Chem. latest articles - Fri, 09/22/2017 - 07:27
Green Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7GC01912B, Tutorial ReviewCorentin dussenne, Thierry Delaunay, Vincent Wiatz, Herve Wyart, Isabelle Suisse, Mathieu Sauthier
Isosorbide is a diol derived from sorbitol and obtained through a dehydration reaction that has raised much interest in literature over the past decades. Thus, this platform chemical is a...
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Categories: Green Technology News

Visual determination of ferric ions in aqueous solution based on a high selectivity and sensitivity ratiometric fluorescent nanosensor

RSC - Anal. Methods latest articles - Thu, 09/21/2017 - 21:21
Anal. Methods, 2017, Accepted Manuscript
DOI: 10.1039/C7AY01917C, PaperHaolan Wu, Lian Yang, Linfeng Chen, Fang Xiang, Hongyu Gao
A novel ratiometric fluorescent nanosensor for visual sensing of Fe3+ has been developed by integrating yellow-emissive rhodamine derivatives (RhB) onto the surface of silica nanospheres embedded with red CdTe QDs....
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Powerwall Type Batteries

There are many reasons to purchase a battery system for the home or business, starting with natural disasters, but a battery system, tied into a solar system, will maximize self-consumption of solar power, reduce grid costs, increase the resiliency of electricity, and take a home or business completely off grid with minimal fossil fuels.
Categories: Green Technology News

MERSEN TO EXHIBIT DURING IEEE ECCE, OCTOBER 2ND-3RD, 2017

Alternative Energy - Thu, 09/21/2017 - 11:58
NEWBURYPORT, MA (SEPTEMBER, 2017) - Mersen will be showcasing its broad line of power management solutions during ECCE Energy Conversion Congress and Exposition, October 2nd-3rd, in Cincinnati, Ohio.
Categories: Green Technology News

Scalable and super-stable exfoliation of graphitic carbon nitride in biomass-derived [gamma]-valerolactone: Enhanced catalytic activity for alcoholysis and cycloaddition of epoxides with CO2

RSC - Green Chem. latest articles - Thu, 09/21/2017 - 11:06
Green Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7GC02583A, CommunicationZhimin Xue, Feijie Liu, Jingyun Jiang, Jinfang Wang, Tiancheng Mu
Biomass-derived [gamma]-valerolactone (GVL) could exfoliate bulk g-C3N4 to form a super-stable dispersion of few-layer g-C3N4 nanosheets with a high concentration of up to 0.8 mg mL-1 due to the polarity...
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Categories: Green Technology News

A practicable process for lignin color reduction: fractionation of lignin using methanol/water as solvent

RSC - Green Chem. latest articles - Thu, 09/21/2017 - 11:06
Green Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7GC01974B, PaperHui Zhang, Youcan Bai, Boming Yu, Xinxin Liu, Fangeng Chen
In order to expand the application scales of industrial lignin, a nonchemical-reaction color reduction method was carried out. The eucalyptus kraft lignin was fractionated using methanol/water as solvent and two...
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Categories: Green Technology News

Superabsorbent Hydrogels made from Bio-sourced Butyrolactone Monomer in Aqueous Solution

RSC - Polym. Chem. latest articles - Thu, 09/21/2017 - 11:06
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01397C, PaperSharmaine B. Luk, Jozef Kollar, Anna Chovancova, Miroslav Mrlik, Igor Lacik, Jaroslav Mosnacek, Robin A. Hutchinson
A new water-soluble monomer, sodium 4-hydroxy-4-methyl-2-methylene butanoate (SHMeMB), formed by saponification of the bio-derived monomer [gamma]-methyl-[small alpha]-methylene-[gamma]-butyrolactone (MeMBL), was copolymerized with acrylamide (AM) in aqueous solution to make superabsorbent hydrogels with...
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Categories: Polymer Science News

Integrated strategy for catalytic co-production of jet fuel range alkenes, tetrahydrofurfuryl alcohol, and 1,2-pentanediol from lignocellulosic biomass

RSC - Green Chem. latest articles - Thu, 09/21/2017 - 10:05
Green Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7GC02368E, PaperJaewon Byun, Jeehoon Han
This study presents an integrated strategy for catalytic co-production of jet fuel range alkenes (JFA), tetrahydrofurfuryl alcohol (THFA), and 1,2-pentanediol (1,2-PeD) from lignocellulosic biomass which consists of cellulose (C6), hemicellulose...
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Categories: Green Technology News

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