• I've studied enough chemistry, physics, thermodynamics and weather to recognize that it's possible to burn hydrocarbons so cleanly that the only waste products are CO2 and H2O, but both of those are inevitably the result of oxidizing any kind of HxCx molecule. (atomicinsights.com)
  • I tend to believe that is due either to being trapped in a certain paradigm by their training and education or, in some select cases, to their recognition that an inexhaustible source of hydrocarbons widely distributed all over the world is a severe threat to their income, wealth and power. (atomicinsights.com)
  • If successful, this could allow storage of renewable electricity through electrochemical or enzymatic fixation of carbon dioxide and subsequent storage as carbon-based energy storage molecules including hydrocarbons and non-volatile polymers at high efficiency. (biomedcentral.com)
  • In the early universe, the formation of protons, the nuclei of hydrogen, occurred during the first second after the Big Bang. (wikipedia.org)
  • The emergence of neutral hydrogen atoms throughout the universe occurred about 370,000 years later during the recombination epoch, when the plasma had cooled enough for electrons to remain bound to protons. (wikipedia.org)
  • Hydrogen plays a particularly important role in acid-base reactions because these reactions usually involve the exchange of protons between soluble molecules. (wikipedia.org)
  • The electrons from water shall be used in a second process to reduce protons to hydrogen. (psi.ch)
  • To accomplish reduction of protons to hydrogen we mimic the di-iron center in hydrogenase enzymes. (psi.ch)
  • For the most common isotope of hydrogen (symbol 1H) each atom has one proton, one electron, and no neutrons. (wikipedia.org)
  • Hydrogen atoms may embrittle metals. (wikipedia.org)
  • Alkanes are chemical compounds that consist only of hydrogen and carbon atoms and are bonded exclusively by single bonds without any cycles. (absoluteastronomy.com)
  • Its electronic structure is described by four bonding molecular orbitals (MOs) resulting from the overlap of the valence orbitals on C and H. The lowest energy MO is the result of the overlap of the 2s orbital on carbon with the in-phase combination of the 1s orbitals on the four hydrogen atoms. (absoluteastronomy.com)
  • Hydrogen is the lightest element. (wikipedia.org)
  • E939 (Helium) is the second lightest and second most abundant element in the observable universe (hydrogen is the lightest and most abundant). (atamanchemicals.com)
  • The hydrogen autoignition temperature, the temperature of spontaneous ignition in air, is 500 °C (932 °F). Pure hydrogen-oxygen flames emit ultraviolet light and with high oxygen mix are nearly invisible to the naked eye, as illustrated by the faint plume of the Space Shuttle Main Engine, compared to the highly visible plume of a Space Shuttle Solid Rocket Booster, which uses an ammonium perchlorate composite. (wikipedia.org)
  • Hydrogen is the most abundant chemical substance in the universe, constituting roughly 75% of all normal matter. (wikipedia.org)
  • Most of the hydrogen on Earth exists in molecular forms such as water and organic compounds. (wikipedia.org)
  • Hydrogen is nonmetallic (except when it becomes metallic at extremely high pressures) and readily forms a single covalent bond with most nonmetallic elements, forming compounds such as water and nearly all organic compounds. (wikipedia.org)
  • In ionic compounds, hydrogen can take the form of a negative charge (i.e., anion) where it is known as a hydride, or as a positively charged (i.e., cation) species denoted by the symbol H+. (wikipedia.org)
  • The H+ cation is simply a proton (symbol p) but its behavior in aqueous solutions and in ionic compounds involves screening of its electric charge by nearby polar molecules or anions. (wikipedia.org)
  • are petroleum and methane primal compounds? (atomicinsights.com)
  • Personal paradigm changing discoveries in progress - are petroleum and methane primal compounds? (atomicinsights.com)
  • Most hydrogen is used near the site of its production, the two largest uses being fossil fuel processing (e.g., hydrocracking) and ammonia production. (wikipedia.org)
  • If the theories hold true, and so far I have not found any fundamental flaws in the evidence they have cited and proofs that they offer, then petroleum and methane are not fossil fuel whose overall resource on Earth is finite. (atomicinsights.com)
  • However, some pre- three copper ions located at the corners of a near-isosceles tri- vious microbiological evidence showed that thiocyanate may be angle and facilitates a direct thiocyanate conversion into cya- degraded by cell-free extracts of haloalkaliphilic thiocyanate- nate, elemental sulfur, and two reducing equivalents without utilizing SOB in the presence of an electron acceptor via a involvement of molecular oxygen . (docslib.org)
  • A molecular mechanism of ca- chemical reaction producing cyanate and elemental sulfur as final talysis is suggested based on high-resolution three-dimensional products (21, 22): structures, electron paramagnetic resonance (EPR) spectroscopy, quantum mechanics/molecular mechanics (QM/MM) simulations, - - 0 + - N ≡ C-S + H2O → N ≡ C-O + S + 2H + 2e [1] kinetic studies, and the results of site-directed mutagenesis. (docslib.org)
  • oxidation of thiocyanate ion to cyanate and elemental sulfur Malfunctioning of copper homeostasis leads to a number of disease states (8, 9). (docslib.org)
  • Elemental sulfur crystals are commonly sought after by mineral collectors for their brightly colored polyhedron shapes. (wikidoc.org)
  • The "smell of sulfur" usually refers to either the odor of hydrogen sulfide , e.g. from rotten eggs, or of burning sulfur, which produces sulfur dioxide , the smell associated with burnt matches. (wikidoc.org)
  • Hydrogen can be deployed as an energy source in fuel cells to produce electricity, or via combustion to generate heat. (wikipedia.org)
  • As a first energy chain, biomass resources that are not competing with higher value-added use, are transformed into methane, which can then be converted efficiently to electricity, heat, and motive power in near-zero emission combustion devices. (psi.ch)
  • The second value chain targets harvesting solar energy, which is transformed into either electricity or hydrogen produced by high-temperature solar chemistry. (psi.ch)
  • As economic development spreads around the world, and more and more of the global energy infrastructure is electrified (think electric vehicles) global electricity consumption will rise. (biomedcentral.com)
  • The ground state energy level of the electron in a hydrogen atom is −13.6 eV, which is equivalent to an ultraviolet photon of roughly 91 nm wavelength. (wikipedia.org)
  • Methane is a tetrahedral molecule with four equivalent C-H bonds. (absoluteastronomy.com)
  • Hydrogen gas (dihydrogen or molecular hydrogen) is highly flammable: 2 H2(g) + O2(g) → 2 H2O(l) (572 kJ/2 mol = 286 kJ/mol = 141.865 MJ/kg) The enthalpy of combustion is −286 kJ/mol. (wikipedia.org)
  • It spontaneously reacts with chlorine and fluorine to form hydrogen chloride and hydrogen fluoride, respectively. (wikipedia.org)
  • Most fuels used by humans undergo combustion, a redox reaction in which a combustible substance releases energy after it ignites and reacts with the oxygen in the air. (absoluteastronomy.com)
  • Its commercial uses are primarily in fertilizers , but it is also widely used in gunpowder, matches, insecticides and fungicides . (wikidoc.org)
  • Overall, the paleoclimate indicators suggest stable temperature from 48.3 to 45.2 ka, whereas precipitation was variable, with marked short drier episodes. (copernicus.org)
  • The enzyme, thiocyanate dehydrogenase (TcDH), reveals several features special to the chemistry of biological opper is widely utilized in life systems (1, 2). (docslib.org)
  • In contrast, the robust metal oxygen bonds of non-reducible oxides are used to create three-dimensional (3D) architectures, such as in zeolites and mesoporous materials. (nature.com)
  • Copper oxide nanoparticles (CuO NPs) are widely applied in various products, including food, cosmetic, biomedical, and environmental goods. (bvsalud.org)
  • At standard conditions hydrogen is a gas of diatomic molecules having the formula H2. (wikipedia.org)
  • At its 2009 meeting in Vienna, the IUPAC Commission on Isotopic Abundances and Atomic Weights (CIAAW) resolved to express the standard atomic weight of ten elements - including hydrogen, carbon, and oxygen - by means of intervals that characterize the span of their atomic-weight values in so-called "normal" materials. (degruyter.com)
  • H2 is unreactive compared to diatomic elements such as halogens or oxygen. (wikipedia.org)
  • It can be a metal, a molecule, a polymer but no more that 3 elements in it. (stackexchange.com)
  • E939 (Helium) is present at about 24% of the total elemental mass, which is more than 12 times the mass of all the heavier elements combined. (atamanchemicals.com)
  • Hydrogen is the chemical element with the symbol H and atomic number 1. (wikipedia.org)
  • Because hydrogen is the only neutral atom for which the Schrödinger equation can be solved analytically, the study of its energetics and chemical bonding has played a key role in the development of quantum mechanics. (wikipedia.org)
  • Rather, they convey states of knowledge about the elemental composition of "normal" materials generally, or about specific classes of such materials. (degruyter.com)
  • at normal conditions, methane is difficult to transport from its source. (absoluteastronomy.com)
  • It is found associated with other hydrocarbon fuel, in coal beds, as methane clathrates, and is an important fuel source and a major feedstock for fertilizers.Most natural. (absoluteastronomy.com)
  • Currently, we are working with pure-oxygen gas for which we are providing a proof of concept. (copernicus.org)
  • A new type of solid-target, sealed neutron generator, the Distributed Neutron Generator (DNG) , is proposed to meet the requirements for high neutron output over large areas, low power consumption, low cost, and long lifetime. (nsf.gov)
  • Above this level in energy is a triply degenerate set of MOs that involve overlap if the 2p orbitals on carbon with various linear combinations of the 1s orbitals on hydrogen. (absoluteastronomy.com)
  • Recently, biochar has been widely used for versatile applications in agriculture and environment sectors as an effective tool to minimise waste and to increase the efficiency of circular economy. (springeropen.com)
  • Biochar, a pyrogenic material derived from the thermochemical conversion of biomass in an oxygen-depleted environment, has come into the limelight in the last decade for its potential to foster soil C sequestration. (springeropen.com)
  • Hydrogen flames in other conditions are blue, resembling blue natural gas flames. (wikipedia.org)