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HydrogenHydrogen BondingHydrogen PeroxideHydrogen SulfideNitrogen FixationNitrogen IsotopesNitrogen CompoundsNitrogen CycleBlood Urea NitrogenNitrogen DioxideReactive Nitrogen SpeciesNitrogen OxidesPII Nitrogen Regulatory ProteinsCarbonHydrogen CyanideNitratesOxidation-ReductionAmmoniaModels, MolecularFertilizersQuaternary Ammonium CompoundsOxidantsCatalaseMolecular Sequence DataUreaGlutamate-Ammonia LigaseHydrogen-Ion ConcentrationAmino AcidsNitrogenaseDeuterium Exchange MeasurementWaterKineticsBacterial ProteinsSoilCrystallography, X-RayNitrogen Mustard CompoundsAcetyleneSymbiosisMolecular StructureProtein ConformationBiomassMagnetic Resonance SpectroscopyOxygenCystathionine gamma-LyaseModels, ChemicalGasesHydrogenasePeroxidasesAmino Acid SequenceReactive Oxygen SpeciesGlutamineGene Expression Regulation, BacterialBinding SitesPlant RootsPlant LeavesCatalysisMutationTemperatureCulture MediaFermentationMethaneSulfidesOxidoreductasesSulfurAnaerobiosisThermodynamicsDigestionMolecular ConformationEscherichia coliNitritesPhotosynthesisProtonsBacteriaCarbon DioxideHydroxyl RadicalBase SequenceBreath TestsTime FactorsCyanobacteriaGenes, BacterialProtein Structure, SecondaryStereoisomerismPhosphorusElectron Spin Resonance SpectroscopyAmmonium CompoundsGlutamate SynthaseAllantoinFree RadicalsSuperoxide DismutaseRoot Nodules, PlantMass SpectrometryProtein BindingCattleAntioxidantsNitrate ReductaseStructure-Activity RelationshipEcosystemHydroxidesAnimal FeedPoaceae
OxygenSulfideArgonHeliumCarbonCYANIDEAtomsMoles of hydrogenGasesElemental analyzerPurityMixtureExposure to nitrogenNitrousMixturesGrapheneReactionAqueousCatalystsThermalOzoneAmmoniaLeakAtomMolecularRenewableMoleculesEmissionRespiratoryFossilsAtmosphereScientificAbstractInsightsCombustionReliableCompoundsPressureProductionSolutions
Oxygen15
  • This is a simultaneous oxygen, nitrogen & hydrogen elemental analyzer with high accuracy and repeatability suiting to cutting-edge technology's R&D as well as quality control in the market of steel, new materials, catalyst and so on. (horiba.com)
  • The oxygen is measured as carbon monoxide and carbon dioxide by two non-dispersive infrared detectors, the nitrogen by a thermal conductivity detector and the hydrogen with non dispersive Infra Red detector as H 2 O. (horiba.com)
  • The new ELEMENTRAC ONH-p 2 is a powerful and robust elemental analyzer for measurement of oxygen, nitrogen and hydrogen concentrations in inorganic materials like steel, iron, copper or ceramics. (dksh.com)
  • A method for determining the 18O/16O ratio of organic matter composed of carbon, hydrogen, oxygen, and nitrogen is described. (eurekamag.com)
  • Nitrogen magneto-ionics in CoN is compared to oxygen magneto-ionics in Co 3 O 4 . (nature.com)
  • In contrast to oxygen, nitrogen transport occurs uniformly creating a plane-wave-like migration front, without assistance of diffusion channels. (nature.com)
  • This is due to the lower activation energy for ion diffusion and the lower electronegativity of nitrogen compared to oxygen. (nature.com)
  • Here, nitrogen magneto-ionics is demonstrated as an improved alternative to oxygen magneto-ionics. (nature.com)
  • CoN and Co 3 O 4 single-layer films are voltage-actuated to compare nitrogen vs. oxygen magneto-ionic performances. (nature.com)
  • Shandong Yongan Special Equipment Co., Ltd. is a professional manufacturer of industrial oxygen cylinders, medical oxygen cylinders, carbon dioxide bottles, argon bottles, nitrogen bottles, hydrogen bottles, sulfur hexafluoride gas cylinders and other gas cylinders. (yongancylinder.com)
  • Through Air Products' leak detection service, we can help you identify and repair costly nitrogen, argon, hydrogen, oxygen and helium gas leaks in your industrial gas piping system to improve your facility's safety, quality and bottom line. (airproducts.co.uk)
  • Natural marine extremophiles have been harvested in our laboratory since then, for us to study how to redirect their efficient metabolic pathways into the chemical alterations of carbon, focusing on heteroatoms doping such as nitrogen, sulfur, boron, fluorine and oxygen. (sea-further.com)
  • Many of these chemicals will frequently contain hydrogen with or without oxygen, nitrogen, sulfur, phosphorus, and other elements. (bvsalud.org)
  • Running water, i.e. hydrogen and oxygen, were already present 4.4 billion years ago together with carbon and nitrogen, providing the necessary building blocks for life. (lu.se)
  • But we know that the gas and dust clouds out in space contain several elements, including carbon, nitrogen and oxygen, which are atoms easily capable of binding to other atoms and thus forming increasingly large molecules. (lu.se)
Sulfide4
  • This gas cylinder contains 25 ppm Hydrogen Sulfide with a balance of Nitrogen. (afcintl.com)
  • Breathing zone and environmental samples of carbon-monoxide (630080), ozone (10028156), oxides of nitrogen, sulfur-dioxide (7446095), hydrogen-sulfide (7783064), methyl- chloroform (71556), and petroleum naptha (8030306) were well within OSHA criteria of 50 parts per million (ppm), cubic meter, respectively. (cdc.gov)
  • Increased organic loading to sediments from eutrophication often results in hypoxia, reduced nitrification and increased production of hydrogen sulfide, altering the balance between nitrogen removal and retention. (lu.se)
  • Many types of gases-such as chlorine, phosgene, sulfur dioxide, hydrogen sulfide, nitrogen dioxide, and ammonia-may suddenly be released during industrial accidents and may severely irritate the lungs. (msdmanuals.com)
Argon1
  • The presence of an additional gas (nitrogen or argon) in the reaction medium decreases the rate of the aldehyde formation. (science24.com)
Helium3
  • Jual Gas Industri #Oksigen #Helium #Nitrogen #Hydrogen #Acetylene #Nitrous #Oxide #NOS #CO2. (umpgas.com)
  • At high pressure, HeN 4 comprises a polymeric channel-like nitrogen framework filled with linearly arranged helium atoms. (osti.gov)
  • The nitrogen framework persists to ambient pressure on decompression after removal of helium, forming pure polymeric nitrogen, t-N. t-N is dynamically and mechanically stable at ambient pressure with an estimated energy density of ~11.31 kJ/g, marking it out as a remarkable high-energy density material. (osti.gov)
Carbon11
  • ISO 16948:2015 describes a method for the determination of total carbon, hydrogen and nitrogen contents in solid biofuels. (iso.org)
  • A nickel-cobalt metal dimer on nitrogen-doped carbon can catalyze electrolysis under both acidic and basic conditions. (newenergyandfuel.com)
  • The IBS research team successfully developed an atomically dispersed Ni-Co dimer structure stabilized on a nitrogen-doped carbon support, which was named NiCo-SAD-NC. (newenergyandfuel.com)
  • Ashwani Kumar, the first author of the study explained, "We synthesized Ni-Co single atom dimer structure on nitrogen (N)-doped carbon support via in-situ trapping of Ni/Co ions into the polydopamine sphere, followed by pyrolysis with precisely controlled N-coordination. (newenergyandfuel.com)
  • Although legumin is similar to casein of mammalian milk but it contains less carbon and more nitrogen than true casein. (wikipedia.org)
  • The aim of this paper is to analyze the characteristics of the HCCI combustion of hydrogen, carbon monoxide and dimethyl ether (DME) in a single cylinder engine. (sae.org)
  • A mixture of hydrogen and carbon monoxide with a composition of 67% hydrogen and 33% carbon monoxide called methanol-reformed gas (MRG) was used as the low cetane number fuel and DME as the high cetane number fuel. (sae.org)
  • The results show that the HCCI combustion of hydrogen, carbon monoxide and dimethyl ether has a high thermal efficiency over a wide operating range. (sae.org)
  • ISO 29541:2010 specifies a method for the determination of total carbon, hydrogen and nitrogen in coal and coke by instrumental methods. (iso.org)
  • The process uses only a non-invasive and non-toxic microorganism to produce between 2% and 9% Nitrogen doped graphene and graphene-like carbon materials. (sea-further.com)
  • However, most of the compounds which have been identified with certainty in space are relatively small molecules such as hydrogen, water and carbon dioxide. (lu.se)
CYANIDE3
  • Hydrogen cyanide (HCN or AC) gas is lighter than air, so the gas will rise. (medscape.com)
  • Hydrogen cyanide (HCN, also known as prussic acid) is a volatile liquid that boils at 25.6° C (78.1° F). Potassium and sodium cyanide salts are water soluble, whereas mercury, copper, gold, and silver cyanide salts are poorly water soluble. (medscape.com)
  • hydrogen cyanide, various nitrogen oxides and tar. (who.int)
Atoms7
  • In this step, a compound called guanidinoacetic acid is produced by transferring a cluster of nitrogen and hydrogen atoms called a guanidino group from arginine to glycine. (medlineplus.gov)
  • All globular proteins contain large numbers of interaction, in particular, its dynamic aspects labile hydrogen atoms that can exchange with the (Daszkiewicz et al . (lu.se)
  • hydrogen atoms of the aqueous solvent. (lu.se)
  • Conti, 119 labile hydrogen atoms. (lu.se)
  • Hydrogen exchange in protein solutions hydrogen atoms. (lu.se)
  • I usually use it to add hydrogen atoms and modify ligands. (lu.se)
  • Now, we should add the other hydrogen atoms to the ligand. (lu.se)
Moles of hydrogen4
  • If 2.00 moles of nitrogen and 5.50 moles of hydrogen are placed i. (pearson.com)
  • If 2.00 moles of nitrogen and 5.50 moles of hydrogen are placed in a reaction vessel and react to form ammonia, what is the theoretical yield of ammonia (NH3)? (pearson.com)
  • In this chemical reaction, when one mole of nitrogen molecules combines with 2 moles of hydrogen molecules to form 2 moles of ammonia molecules. (chemwhite.com)
  • according to the reaction, if one mole of nitrogen react with 3 moles of hydrogen (reactant side) as a result we get 3 moles of ammonia (products side). (chemwhite.com)
Gases4
Elemental analyzer1
  • The ELEMENTRAC ONH-p 2 elemental analyzer meets or exceeds the requirements of all relevant international standards such as ASTM E 1019 or DIN EN 3976. (dksh.com)
Purity1
  • For ferrous or non-ferrous metals, the use of nitrogen or hydrogen-based atmospheres can help you achieve the control and purity that are difficult to obtain with generated atmospheres. (airproducts.co.uk)
Mixture1
  • The diffuse radiation is a mixture of starlight scattered by the dust and gas in the area, and atomic and molecular hydrogen line emission. (lu.se)
Exposure to nitrogen3
  • However, exposure to nitrogen mustards may be more immediately toxic than exposure to sulfur mustard. (cdc.gov)
  • Exposure to nitrogen mustard damages the eyes, skin, and respiratory tract and suppresses the immune system. (cdc.gov)
  • Associations between short-term exposure to nitrogen dioxide and mortality in 17 Chinese cities: the China Air Pollution and Health Effects Study (CAPES). (medscape.com)
Nitrous1
Mixtures1
  • A report is presented on absolute measurements of the thermal conductivity of mixtures of hydrogen and nitrogen in the pressure range 0. (elsevierpure.com)
Graphene2
  • Characterisation of Novel Nitrogen Doped Reduced Graphene Oxide, Jaak Nerut et al 2022 ECS Trans. (sea-further.com)
  • Researchers have shown that conerting waste plastics into graphene by rapid flash Joule heating also results in the production of hydrogen. (materialstoday.com)
Reaction4
  • What is produced from the reaction of hydrogen with nitrogen? (doubtnut.com)
  • The research team evaluated the catalytic efficiency of this new system in terms of the overpotential required to drive the hydrogen evolution reaction. (newenergyandfuel.com)
  • Associate Director Lee, the corresponding author of the study commented, "We were very excited to discover that the novel NiCo-SAD structure dissociates water molecules with a much lower energy barrier and accelerates hydrogen evolution reaction in both alkaline and acidic media with performances comparable to that of Pt, which addressed the shortcomings of the individual Ni and Co single-atom catalysts. (newenergyandfuel.com)
  • the following chemical reaction take place when reactant (nitrogen + hydrogen) combines together to form ammonia molecules. (chemwhite.com)
Aqueous1
  • A quantitative justification hydrogen isotopes 1H and 2H in aqueous protein of this point of view, however, has not been solutions has been used extensively during the past presented. (lu.se)
Catalysts1
  • Noble metals such as platinum (Pt) are used as catalysts to improve hydrogen generation in both acidic/alkaline media. (newenergyandfuel.com)
Thermal1
  • The Nitrogen in the sample is extracted as nitrogen gas (N 2 ) and its concentration is determined by a thermal conductivity detector (TCD). (horiba.com)
Ozone1
Ammonia5
Leak1
  • The leakage point of the hydrogen pipeline is added by special treatment to ensure that the hydrogen leak is easily to be detected when it is caught in fire, and it can be handled in time to avoid danger. (laboogas.net)
Atom2
  • Now there is a nitrogen atom in the ligand where it should be a hydrogen. (lu.se)
  • Therefore, we will change this atom into a hydrogen. (lu.se)
Molecular1
  • Polymeric nitrogen, stabilized by compressing pure molecular nitrogen, has yet to be recovered to ambient conditions, precluding its application as a high-energy density material. (osti.gov)
Renewable4
Molecules1
  • Nitrogen mustards are alkylating agents that affect DNA and other molecules in the body. (cdc.gov)
Emission1
  • In this picture, the green light is predominantly produced by hydrogen emission from material ejected by the star that exploded. (lu.se)
Respiratory1
Fossils1
  • But in reality, the overwhelming majority of hydrogen fuel is obtained from the refining of fossils fuels due to the high cost of electrolysis. (newenergyandfuel.com)
Atmosphere1
Scientific1
  • PEAK Scientific is a market-leading manufacturer of nitrogen , hydrogen and zero air gas generators because our brand is synonymous with quality products and excellent customer service. (peakscientific.com)
Abstract1
  • abstract = "Hydrogenated ZnO thin films have been successfully deposited on glass substrates via a nitrogen mediated crystallization (NMC) method utilizing RF sputtering. (elsevierpure.com)
Insights1
Combustion1
  • Hydrogen gas is also used as a fuel, either in internal combustion engines or in fuel cells. (nitrogengass.com)
Reliable1
  • If you are looking for a reliable, high-quality hydrogen gas supplier, then we are the perfect choice. (nitrogengass.com)
Compounds1
  • Here we suggest a route for synthesis of a tetragonal polymeric nitrogen, denoted t-N, via He-N compounds at high pressures. (osti.gov)
Pressure1
  • At temperatures and pressures within the giant planets, 10,000 degrees and thousands of times the pressure at sea level, the element hydrogen, which is normally a gas, becomes a metallic liquid. (windows2universe.org)
Production1
  • The layout of the complete methanol hydrogen production plant conforms to the "code of design on building fire protection and prevention" (GB50016-2014), the layout of the equipment in the unit conforms to the " Fire Prevention Code of Petrochemical Enterprises design" GB50160-2008 and the "design code for hydrogen station" GB50177-2005. (laboogas.net)
Solutions1
  • The pD dependence of the 2H relaxation in BPTI solutions could be quantitatively accounted for in terms of known p K values and hydrogen exchange rate constants. (lu.se)