Articles, Universal and Water

Exeter team develops low-cost photoelectrode for spontaneous water-splitting using sunlight

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MAY 9, 2018

Researchers at the University of Exeter (UK) have developed a novel p-type LaFeO 3 photoelectrode using an inexpensive and scalable spray pyrolysis method. The nanostructured photoelectrode results in spontaneous hydrogen evolution from water without any external bias applied with a faradaic efficiency of 30% and excellent stability.

Water

Water Low Cost Hydrogen Solar

Researchers demonstrate electrochemical synthesis of ammonia from air and water under mild conditions

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JANUARY 30, 2013

Researchers from the University of Strathclyde and the University of St. is well known that some higher plants can synthesize ammonia or its derivatives directly from air and water at room temperature. To the best of our knowledge, there is no report on artificial synthesis of ammonia direct from air and water.

Water

Water 2010 Energy Storage Mariner

Stanford team reports new low-cost, non-precious metal catalyst for water splitting with performance close to platinum

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AUGUST 22, 2014

Researchers at Stanford University, with colleagues at Oak Ridge National Laboratory and other institutions, have developed a nickel-based electrocatalyst for low-cost water-splitting for hydrogen production with performance close to that of much more expensive commercial platinum electrocatalysts. Pennycook, University of Tennessee.

Low Cost

Low Cost Water Hydrogen Taiwan

New Efficient Iron Catalyst for Water Oxidation

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JULY 23, 2010

Researchers at Carnegie Mellon University have developed a new catalyst—iron-centered tetraamido macrocyclic ligand (Fe-TAML)—that efficiently catalyzes water oxidation. Water oxidation is the second of two requisite half-reactions in the photolysis of water, the other being the reduction of protons to dihydrogen.

Water

Water Conversion 2010 Affordable

Ionic Liquids Process Recovers Bitumen from Utah Oil Sands With Little Water Use

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AUGUST 27, 2010

A team at Penn State University has demonstrated that a previously developed method employing ionic liquids (ILs) together with a nonpolar solvent such as toluene can effect a separation of bitumen from oil sands in the Western US at ambient temperatures (~25 °C), although with greater difficulty than Canadian oil sands.

Oil-Sands

Oil-Sands Utah Water Oil

Berkeley Lab nanoscale imaging study yields key insights into photo-electrochemical water splitting

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JULY 23, 2018

In the quest to realize artificial photosynthesis to convert sunlight, water, and carbon dioxide into fuel—just as plants do—researchers need to not only identify materials to efficiently perform photoelectrochemical water splitting, but also to understand why a certain material may or may not work. —Johanna Eichhorn.

Water

Water Insight Solar Transportation

University of Alberta Researchers Find That Oil Sands Industry Is Releasing More Pollutants Into Athabasca River System Than Previously Estimated

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AUGUST 31, 2010

New research from a team at the University of Alberta, Canada, finds that Alberta’s oilsands industry is releasing more pollutants into the Athabasca River, its tributaries and its watershed than previously estimated. An open access article on their study was published online in the journal Proceedings of the National Academy of Sciences.

Oil-Sands

Oil-Sands Pollution Oil Universal

New photochemical diode artificial photosynthesis system doubles efficiency of solar water splitting

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MAY 4, 2018

Researchers in Canada have demonstrated a new photochemical diode artificial photosynthesis system that can enable efficient, unassisted overall pure water splitting without using any sacrificial reagent. overall water splitting reaction. These free charges split water molecules into hydrogen and oxygen. … in neutral (pH?~?7.0)

Water

Water Solar Hydrogen Carbon

UNSW Sydney team develops inexpensive water-splitting catalyst using 2D MOF framework array

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JUNE 6, 2017

UNSW Sydney chemists have fabricated a new, inexpensive catalyst for water splitting based on an ultrathin nanosheet array of metal-organic frameworks (MOFs) on different substrates. Unexpectedly, the integrated MOF electrodes demonstrate superior performances towards OER, HER and overall water splitting. —Duan et al.

Water

Water Gas-Electric Hydrogen Gas

Researchers Show New Piezeoelectrochemical Effect Can Scavenge Energy Wastes Such as Noise or Vibration to Generate Hydrogen Via Water Splitting

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MARCH 16, 2010

H 2 and O 2 are produced by deforming a ZnO fiber or BaTiO 3 dendrite in water via oxidation-reduction reactions. Materials scientists at the University of Wisconsin-Madison have discovered a phenomenon—the direct conversion of mechanical energy to chemical energy—which they termed the piezoelectrochemical (PZEC) effect.

Water

Water Waste Hydrogen Energy

Researchers demonstrate new nickel selenide catalyst for more efficient water splitting

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DECEMBER 19, 2016

A team of researchers from Missouri University of Science and Technology and National and Kapodistrian University of Athens in Greece have developed a highly efficient transition metal selenide-based coordination complex, [Ni{(SePiPr 2 ) 2 N} 2 ] for oxygen evolution and hydrogen evolution reactions (OER and HER, respectively) in alkaline solution.

Water

Water Missouri Greece Hydrogen

RPI researchers show power generation from water flow over graphene-coated surfaces; potential for autonomous microsensors for applications in oil and gas exploration

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JULY 21, 2011

Researchers at Rensselaer Polytechnic Institute (RPI) and Rice University led by RPI Professor Nikhil Koratkar have shown that flowing water with various molarities of hydrochloric acid (HCl) over graphene generates induced voltages an order of magnitude higher as compared to carbon nanotubes. M HCl solution. Credit: ACS, Dhiman et al.

Water

Water Oil Gas Power

Study Finds Regional Variations in Irrigation Practices Can Push Corn Ethanol Water Requirements 3x Higher Than Earlier Estimates; Need to Account for Regional Specifics in Mandates

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APRIL 8, 2009

The foreground bar height indicates the EWe of each state, with the portion of ground and surface water indicated by color. Researchers at the University of Minnesota have estimated state-level field-to-pump water requirements of corn ethanol production across the US. Credit: ACS. Click to enlarge. Chiu et al.

Water

Water 2005 2007 2008

Researchers Record All the Intermediate Steps of Oxidation of H by O2 to Form Water on a TiO2 Surface

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FEBRUARY 16, 2009

By means of time-lapsed high-resolution scanning tunneling microscopy (STM), corroborated by density functional theory calculations, a team of researchers at Aarhus University (Denmark) has recorded all the intermediate steps for a surface-catalyzed reaction—specifically, the oxidation of H adatoms by O 2 molecules on a TiO 2 (110) surface.

Water

Water Denmark 2009 Universal

Lifecycle Study Finds Algae as Bioenergy Feedstock Has Higher Environmental Impacts than Conventional Crops in Energy Use, GHG Emissions, and Water Use; The Importance of Using Waste Streams

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JANUARY 19, 2010

Terrestrial bioenergy feedstock crops such as switchgrass, canola and corn have lower environmental lifecycle impacts than algae in energy use, greenhouse gas emissions, and water regardless of cultivation location, according to a new lifecycle assessment by researchers at the University of Virginia. 0.4 ± 0.05. 1.8 ± 0.58. 3.3 ± 0.86.

Water

Water Waste Energy Emissions

Stanford team develops new low-voltage single-catalyst water splitter for hydrogen production

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JUNE 23, 2015

Researchers at Stanford University have developed a new low-voltage, single-catalyst water splitter that continuously generates hydrogen and oxygen. In the reported study, the new catalyst achieved 10 mA cm −2 water-splitting current at only 1.51 V V to reach 10 mA cm −2 current (for integrated solar water splitting).

Water

Water Hydrogen Production Li-ion

Researchers Demonstrate Potential for Co-Production of Hydrogen from Cellulosic Ethanol Byproducts Via Gasification in Supercritical Water

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JUNE 20, 2009

Researchers at Oregon State University have demonstrated the gasification of water-soluble biomass constituents in supercritical water in a microchannel reactor under isothermal, continuous flow condition at short residence times to produce a hydrogen-rich gas. Energy Fuels , Article ASAP doi: 10.1021/ef900227u.

Water

Water Hydrogen Production Conversion

Highly efficient nickel-iron/nickel foam electrode for OER in water-splitting

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MARCH 17, 2015

Researchers from the University of New South Wales (Australia) have developed a highly efficient electrode for the oxygen evolution reaction (OER) in water-splitting that has the potential to be scaled up for industrial production of hydrogen. water electrolysis at large current. water electrolysis at large current.

Water

Water Hydrogen Gas-Electric Australia

Single Pt atom catalysts show enhanced catalytic activity for water-splitting; potential to drive down electrolysis cost

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DECEMBER 12, 2016

A research team from University of Western Ontario, McMaster University and Beijing Computational Science Research Center has developed an effective synthesis method to produce isolated single platinum (Pt) atoms and clusters for use as catalysts for the hydrogen evolution reaction (HER) in water splitting to produce hydrogen.

Water

Water Hydrogen Insight Universal

Ionic Liquids for Conversion of Biomass to Sugars or HMF Without Additional Catalysts

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APRIL 5, 2010

Researchers at Colorado State University have shown that under relatively mild conditions (?140 Converting cellulosic biomass in ionic liquids is an alternative to enzymatic and chemical hydrolysis under typically heterogeneous conditions, or the hydrolysis in hot-compressed water under hydrothermal (high temperature and pressure) conditions.

Conversion

Conversion Water Colorado Convert

Engineers propose new waterflood method for significant increase in oil recovery

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SEPTEMBER 4, 2011

Engineers from the University of Houston and the University of Texas report that waterflooding with a surfactant—thereby altering the wettability of oil reservoir rocks—can increase oil recovery from 62 to 85%. in contact with an oil phase rather than a water or gas phase. Oil-wet rocks preferentially imbibe oil.

Oil

Oil Engine Polymer Water

UCSC team develops novel ruthenium catalyst that outperforms platinum in alkaline hydrogen production

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FEBRUARY 7, 2019

A novel ruthenium-based catalyst developed by researchers at UC Santa Cruz (UCSC) has shown markedly better performance than commercial platinum catalysts in alkaline water electrolysis for hydrogen production. mV to reach the current density of 10?mV?cm-2 M KOH and ?47?mV Bingzhang Lu, Lin Guo, Feng Wu, Yi Peng, Jia En Lu, Tyler J.

Hydrogen

Hydrogen Production Water Carbon

Univ. Houston, Caltech team develops new earth-abundant, cost-effective catalyst for water-splitting

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SEPTEMBER 20, 2016

A team of researchers from the University of Houston and the California Institute of Technology has developed an active and durable earth-abundant transition metal dichalcogenide-based hybrid catalyst for water-splitting that exhibits high hydrogen evolution activity approaching the state-of-the-art platinum catalysts.

Houston

Houston Water Hydrogen Hybrid

Researchers Propose a Renewable Energy Cycle Based on Co-electrolysis of Water and CO2 to Produce Syngas

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MAY 21, 2009

Researchers at Northwestern University are proposing, and have begun experimental validation of, a renewable liquid-fuel energy storage cycle based on the co-electrolysis of H 2 O and CO 2 using a solid oxide electrolysis cell (SOEC) powered by renewable electricity to produce syngas. Energy Fuels , Article ASAP doi: 10.1021/ef900111f.

Water

Water Renewable Energy CO2

New exhaust catalyst features thermal durability and high reactivity at low operating temperatures

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MARCH 26, 2019

In the catalytic process, rare metals such as platinum, are used in a chemical reaction to convert carbon monoxide and other pollutants to non-toxic carbon dioxide, nitrogen, and water. The US Department of Energy has set a goal of removing 90% of harmful emissions at 150 degrees Celsius or lower. Hensen, Yong Wang & Abhaya K.

Exhaust

Exhaust Pollution Convert Universal

Tsinghua, MIT, Argonne team discovers lithium titanate hydrates for superfast, stable cycling in Li-ion batteries

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DECEMBER 17, 2017

An international research team from Tsinghua University, MIT and Argonne National Laboratory has discovered a series of novel lithium titanate hydrates that show better electrochemical performances compared to all the Li 2 O–TiO 2 materials reported so far—including those after nanostructuring, doping and/or coating. —Wang et al.

Lithium Titanate

Lithium Titanate Li-ion MIT Batteries

Optimizing Bio-oil Produced Via Biomass Fast Pyrolysis with FCC Catalysts

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OCTOBER 26, 2009

A team at China’s Southeast University in Nanjing is developing a process to improve the thermal stability and heating value of bio-oil produced using catalytic fast pyrolysis. Multi-stage condensation achieved a good separation of the oil fraction and water. Energy Fuels , Article ASAP doi: 10.1021/ef900720m.

Oil

Oil 2009 Water Convert

MIT researchers develop optimized sulfidation separation process for rare earth and other key metals

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DECEMBER 19, 2021

Sulfides are common materials, but the MIT scientists are experimenting with them under extreme conditions such temperatures from 800 to 3,000 degrees Fahrenheit that are used in manufacturing plants but not in a typical university lab. Cite this article Stinn, C., Allanore, A. 2021) “Selective sulfidation of metal compounds.”

MIT

MIT Lithium Ion Gas-Electric Energy

New aqueous rechargeable lithium battery shows good safety, high reliability, high energy density and low cost; another post Li-ion alternative

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MARCH 8, 2013

Researchers from Fudan University in China and Technische Universität Chemnitz in Germany have developed an aqueous rechargeable lithium battery (ARLB) using coated Li metal as the anode. V, much higher than the theoretic stable window of water, 1.229 V. Scientific Reports 3, Article number: 1401 doi: 10.1038/srep01401.

Li-ion

Li-ion Low Cost Recharge Ni-Li

Analysis of drill cores links variations in CO2 40M years ago to changes in global temperatures; questions as to the source of CO2

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NOVEMBER 11, 2010

The study was led by scientists at Utrecht University, working with colleagues at the NIOZ Royal Netherlands Institute for Sea Research and the University of Southampton. Algae use photosynthesis to harvest the energy of the sun, converting carbon dioxide and water into the organic molecules required for growth. Houben, A.

CO2

CO2 Global Netherlands Carbon

NUS-led research team develops cost-effective technique for mass production of high-quality graphene; 50x less solvent

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APRIL 5, 2018

A research team led by the National University of Singapore (NUS) has developed an economical and industrially viable strategy to produce graphene. Preparation of ultra-high concentration graphene in water. b) New non-dispersion strategy for graphene production in water. g), high yield (82.5?wt%),

Production

Production Water Singapore Universal

UMD-led study: road salts and other human sources are threatening world’s freshwater supplies

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APRIL 14, 2021

But a new study led by Sujay Kaushal of the University of Maryland warns that introducing salt into the environment—whether it's for de-icing roads, fertilizing farmland or other purposes—releases toxic chemical cocktails that create a serious and growing global threat to our freshwater supply and human health.

Supplies

Supplies Water Environment Maryland

Titanium Dioxide-Supported Platinum Catalyst Provides Ultrahigh Stability for PEM Fuel Cell Applications

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SEPTEMBER 27, 2009

A team at the University of South Carolina synthesized a titanium dioxide (TiO 2 ) and platinum catalyst supported on TiO 2 (Pt/TiO 2 ) for use in a fuel cell. The University of South Carolina catalyst addresses the conductivity issue, while offering a solution to the stability issue posed by Pt/C catalysts.

South Carolina

South Carolina Fuel Polymer Universal

Study Finds Biodiesel Easily Susceptible to Anaerobic Biodegradation, With Resulting Accelerated Biocorrosion of Metal

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MAY 6, 2010

A study by researchers from the University of Oklahoma and the US Naval Research Laboratory has found that biodiesel is easily susceptible to biological degradation by anaerobic bacteria. Energy Fuels , Article ASAP doi: 10.1021/ef100084j. Corresponding micrographs (e-g) indicate pitting after acid cleaning. Credit: ACS, Aktas et al.

Mariner

Mariner Oil Oklahoma Environment

Iowa study suggests miscanthus would yield more biomass in Iowa soil than originally thought

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JULY 23, 2014

Miscanthus, a perennial grass with vast potential to produce biomass, would deliver even better yields than once thought in Iowa, according to research by agronomists at Iowa State University. The article also reports that yields in the second year of the study were not significantly lower than the third year. Nicholas N.

Iowa

Iowa USA 2014 Hybrid

USC researchers outline their proposed anthropogenic chemical carbon cycle; the Methanol Economy

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JULY 8, 2011

In a Perspective published in the Journal of the American Chemical Society , researchers from the Loker Hydrocarbon Research Institute and Department of Chemistry, University of Southern California describe their work on developing the feasible anthropogenic recycling of carbon dioxide. Click to enlarge. The recycling of CO 2.

Carbon

Carbon Economy Hydrogen Fuel

BOEMRE awards $5.6M for Arctic environmental study to inform decision-making on potential energy development in the Chukchi Sea; $500K for study on ice fracturing

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SEPTEMBER 26, 2011

The US Bureau of Ocean Energy Management, Regulation and Enforcement (BOEMRE) today recently signed a cooperative agreement with the University of Texas at Austin and a team of Arctic researchers for a comprehensive study of the Hanna Shoal ecosystem in the Chukchi Sea off Alaska’s northwest coast. Click to enlarge. Dr. Kenneth H.

Alaska

Alaska Rhode Island Energy Austin

Yissum offering novel high-performance anode for sodium-ion batteries; antimony sulphide nanoparticle-coated graphene

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FEBRUARY 10, 2014

Yissum , the Research and Development Company of the Hebrew University of Jerusalem, is offering a novel anode for sodium-ion batteries (Na-ion, NIB) which enables the production of a battery with high capacity, excellent rate capability and good cycle performance. Yissum is the technology transfer company of the University.

Sodium

Sodium Batteries Battery Lithium Ion

Zinc Orthogermanate Nanoribbons Support Improved Photocatalytic Reduction of CO2 to Renewable Methane

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SEPTEMBER 29, 2010

Researchers at Nanjing University and Anhui Polytechnic University in China have synthesized zinc orthogermanate (Zn 2 GeO 4 ) ultralong nanoribbons which show promising photocatalytic activity toward the reduction of CO 2 into renewable methane (CH 4 ) and water. Article ASAP doi: 10.1021/ja1068596. Click to enlarge.

Renewable

Renewable CO2 Water Conversion

NREL researchers capture excess photon energy to produce solar fuels; higher efficiency water-splitting for H2

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APRIL 14, 2017

The advancement could significantly boost the production of hydrogen from sunlight by using the cell to split water at a higher efficiency and lower cost than current photoelectrochemical approaches. The research is outlined in a paper in Nature Energy. Beard and other NREL scientists in 2011 published a paper in Science that. 1209845.

Solar

Solar Water Energy Fuel

New highly selective and efficient catalyst for reduction of CO2 to CO

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JANUARY 30, 2014

Researchers at the University of Delaware have developed a highly selective nanoporous silver catalyst capable of electrochemically reducing carbon dioxide to carbon monoxide with 92% efficiency. The carbon monoxide then can be used to produce synthetic fuels and chemicals. The researcher reported their findings in Nature Communications.

CO2

CO2 Delaware Lithium Ion Carbon

Capstone Turbine To Unveil Prototype Microturbine Range-Extended Electric Supercar at LA Auto Show

Green Car Congress

NOVEMBER 30, 2009

Capstone’s CMT-380 is just now finishing up the conceptual design and first article testing stage. Capstone is the prime contractor for this project and will rely on support from Argonne National Laboratory, University of California at Irvine, and Packer Engineering, Inc. DOE and BIRD Grants.

Range

Range Auto Israel Solar

Researchers Develop Single-Step, Solid Acid-Catalyzed Process for Production of Biodiesel from Feedstocks with High Free Fatty Acid Content

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FEBRUARY 21, 2010

Researchers at the University of Waterloo (Canada) have demonstrated a single-step solid acid-catalyzed process with the potential for industrial-scale production of biodiesel from high free fatty acid (FFA) feedstocks. These values can be reduced further by water washing. Energy Fuels , Article ASAP doi: 10.1021/ef901258b.

Production

Production Oil Waste Conversion

EST Editor Calls for Papers on Gulf Spill; Ending the Addiction

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MAY 30, 2010

Henry Chair, Professor of Civil & Environmental Engineering at the University of Iowa and the Editor of the ACS journal Environmental Science & Technology is calling on Gulf researchers to consider submitting their scientific articles about the oil spill to ES&T. Article ASAP doi: 10.1021/es101727m.

Oil

Oil Iowa Alaska Pennsylvania

Exeter team develops low-cost photoelectrode for spontaneous water-splitting using sunlight

Researchers demonstrate electrochemical synthesis of ammonia from air and water under mild conditions

Stanford team reports new low-cost, non-precious metal catalyst for water splitting with performance close to platinum

New Efficient Iron Catalyst for Water Oxidation

Ionic Liquids Process Recovers Bitumen from Utah Oil Sands With Little Water Use

Berkeley Lab nanoscale imaging study yields key insights into photo-electrochemical water splitting

University of Alberta Researchers Find That Oil Sands Industry Is Releasing More Pollutants Into Athabasca River System Than Previously Estimated

New photochemical diode artificial photosynthesis system doubles efficiency of solar water splitting

UNSW Sydney team develops inexpensive water-splitting catalyst using 2D MOF framework array

Researchers Show New Piezeoelectrochemical Effect Can Scavenge Energy Wastes Such as Noise or Vibration to Generate Hydrogen Via Water Splitting

Researchers demonstrate new nickel selenide catalyst for more efficient water splitting

RPI researchers show power generation from water flow over graphene-coated surfaces; potential for autonomous microsensors for applications in oil and gas exploration

Study Finds Regional Variations in Irrigation Practices Can Push Corn Ethanol Water Requirements 3x Higher Than Earlier Estimates; Need to Account for Regional Specifics in Mandates

Researchers Record All the Intermediate Steps of Oxidation of H by O2 to Form Water on a TiO2 Surface

Lifecycle Study Finds Algae as Bioenergy Feedstock Has Higher Environmental Impacts than Conventional Crops in Energy Use, GHG Emissions, and Water Use; The Importance of Using Waste Streams

Stanford team develops new low-voltage single-catalyst water splitter for hydrogen production

Researchers Demonstrate Potential for Co-Production of Hydrogen from Cellulosic Ethanol Byproducts Via Gasification in Supercritical Water

Highly efficient nickel-iron/nickel foam electrode for OER in water-splitting

Single Pt atom catalysts show enhanced catalytic activity for water-splitting; potential to drive down electrolysis cost

Ionic Liquids for Conversion of Biomass to Sugars or HMF Without Additional Catalysts

Engineers propose new waterflood method for significant increase in oil recovery

UCSC team develops novel ruthenium catalyst that outperforms platinum in alkaline hydrogen production

Univ. Houston, Caltech team develops new earth-abundant, cost-effective catalyst for water-splitting

Researchers Propose a Renewable Energy Cycle Based on Co-electrolysis of Water and CO2 to Produce Syngas

New exhaust catalyst features thermal durability and high reactivity at low operating temperatures

Tsinghua, MIT, Argonne team discovers lithium titanate hydrates for superfast, stable cycling in Li-ion batteries

Optimizing Bio-oil Produced Via Biomass Fast Pyrolysis with FCC Catalysts

MIT researchers develop optimized sulfidation separation process for rare earth and other key metals

New aqueous rechargeable lithium battery shows good safety, high reliability, high energy density and low cost; another post Li-ion alternative

Analysis of drill cores links variations in CO2 40M years ago to changes in global temperatures; questions as to the source of CO2

NUS-led research team develops cost-effective technique for mass production of high-quality graphene; 50x less solvent

UMD-led study: road salts and other human sources are threatening world’s freshwater supplies

Titanium Dioxide-Supported Platinum Catalyst Provides Ultrahigh Stability for PEM Fuel Cell Applications

Study Finds Biodiesel Easily Susceptible to Anaerobic Biodegradation, With Resulting Accelerated Biocorrosion of Metal

Iowa study suggests miscanthus would yield more biomass in Iowa soil than originally thought

USC researchers outline their proposed anthropogenic chemical carbon cycle; the Methanol Economy

BOEMRE awards $5.6M for Arctic environmental study to inform decision-making on potential energy development in the Chukchi Sea; $500K for study on ice fracturing

Yissum offering novel high-performance anode for sodium-ion batteries; antimony sulphide nanoparticle-coated graphene

Zinc Orthogermanate Nanoribbons Support Improved Photocatalytic Reduction of CO2 to Renewable Methane

NREL researchers capture excess photon energy to produce solar fuels; higher efficiency water-splitting for H2

New highly selective and efficient catalyst for reduction of CO2 to CO

Capstone Turbine To Unveil Prototype Microturbine Range-Extended Electric Supercar at LA Auto Show

Researchers Develop Single-Step, Solid Acid-Catalyzed Process for Production of Biodiesel from Feedstocks with High Free Fatty Acid Content

EST Editor Calls for Papers on Gulf Spill; Ending the Addiction

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