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1. Full Text Refining correction factors for back-calculation of illicit drug use
by Gracia-Lor, Emma and Zuccato, Ettore and Castiglioni, Sara
Science of the Total Environment, ISSN 0048-9697, 12/2016, Volume 573, pp. 1648 - 1659
The estimation of illicit drugs use through wastewater analysis has become an important issue in the last few years due to their large worldwide consumption,... 
Back-calculation | 3,4-methylenedioxymethamphetamine (MDMA) | Correction factors | Amphetamine | Tetrahydrocannabinol (THC) | Methamphetamine | EUROPEAN CITIES | METABOLITES | URINARY PHARMACOKINETICS | PSYCHOACTIVE SUBSTANCES | ENVIRONMENTAL SCIENCES | WASTE-WATER ANALYSIS | TREATMENT PLANTS | ANALYSIS. PART | EPIDEMIOLOGY MASS BALANCES | 3,4-METHYLENEDIOXYMETHAMPHETAMINE MDMA | EXCRETION PROFILE | Drug abuse | Metabolites | Analysis | Ecstasy (Drug) | Illegal drugs | Wastewater | Epidemiology
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2. Full Text A GIS tool for automatic calculation of glacier equilibrium-line altitudes
by Pellitero, Ramón and Rea, Brice R and Spagnolo, Matteo and Bakke, Jostein and Hughes, Philip and Ivy-Ochs, Susan and Lukas, Sven and Ribolini, Adriano
Computers and Geosciences, ISSN 0098-3004, 09/2015, Volume 82, pp. 55 - 62
A toolbox for the automated calculation of glacier equilibrium-line altitudes (ELAs) using the Accumulation Area Ratio, Area-Altitude Balance Ratio,... 
GIS | Equilibrium-line altitude | Accumulation area ratio | Accumulation area balance ratio | Glacier | Python | VALLEY GLACIERS | MASS-BALANCE | YOUNGER-DRYAS GLACIERS | PALEOCLIMATIC RECONSTRUCTION | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | GEOSCIENCES, MULTIDISCIPLINARY | CLIMATE RECONSTRUCTIONS | SCOTLAND | FLUCTUATIONS | WALES | MOUNTAINS | NORTH NORWAY
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3. Full Text An improved algorithm for the three‐fluid‐phase VLLE flash calculation
by Hinojosa‐Gómez, Humberto and Solares‐Ramírez, Jorge and Bazúa‐Rueda, Enrique R
AIChE Journal, ISSN 0001-1541, 09/2015, Volume 61, Issue 9, pp. 3081 - 3093
The VLLE flash is important in water and hydrocarbons mixtures, hydrocarbon and CO2 rich mixtures, and hydrocarbon methane rich mixtures that are encountered... 
phase equilibrium | computational chemistry (kinetics/thermo) | vapor‐liquid‐liquid equilibrium | phase diagrams | Phase diagrams | Vapor-liquid-liquid equilibrium | Computational chemistry (kinetics/thermo) | Phase equilibrium | MULTIPHASE EQUILIBRIUM | STATE | vapor-liquid-liquid equilibrium | SIMULATION | ENGINEERING, CHEMICAL | computational chemistry (kinetics | STABILITY ANALYSIS | ROBUST | thermo | SPLIT CALCULATION | SYSTEMS | HOMOTOPY CONTINUATION | RACHFORD-RICE EQUATIONS | Analysis | Algorithms | Methane | Constraints | Chemical engineers | Mathematical analysis | Liquid phases | Hydrocarbons | Reservoirs
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4. Full Text Multiphase flash calculation for system containing TBAB semiclathrate: Application to semiclathrate-based post-combustion CO2 capture
by Luo, Yang and Hu, Yang and Guo, Xuqiang and Guo, Guangjuan and Ma, Qinglan and Liu, Aixian and Sun, Qiang
Fluid Phase Equilibria, ISSN 0378-3812, 11/2018, Volume 476, pp. 157 - 169
A algorithm coupled with modified Patel-Teja equation of state and Chen-Guo hydrate model is developed to conduct vapor-liquid-semiclathrate multiphase flash... 
Chen-Guo model | Flash calculation | Algorithm | Semiclathrate-based post-combustion CO2 capture | TBAB semiclathrate | FORMING HYDRATE | SEMI-CLATHRATE HYDRATE | BUTYL AMMONIUM BROMIDE | PHASE-EQUILIBRIUM MEASUREMENTS | CHEMISTRY, PHYSICAL | SIMULATED FLUE-GAS | NATURAL-GAS | ENGINEERING, CHEMICAL | EQUATION-OF-STATE | DISSOCIATION PRESSURES | THERMODYNAMICS | AQUEOUS-SOLUTION SYSTEMS | CARBON-DIOXIDE
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5. Full Text Reconstructing glacier retreat since the Little Ice Age in SE Tibet by glacier mapping and equilibrium line altitude calculation
by Loibl, David and Lehmkuhl, Frank and Grießinger, Jussi
Geomorphology, ISSN 0169-555X, 06/2014, Volume 214, pp. 22 - 39
Temperate glaciers in the eastern Nyainqêntanglha Range, southeastern Tibet, are highly sensitive to climate change and therefore of particular high interest... 
GIS | Equilibrium line altitude | Southeastern Tibet | Little Ice Age | Remote sensing | Glacier retreat | ZANGBO RIVER | TIEN-SHAN | NAMCHE-BARWA SYNTAXIS | VALLEY GLACIERS | SUMMER MONSOON | CLIMATE-CHANGE | MASS-BALANCE | ASIAN MONSOON | GEOGRAPHY, PHYSICAL | GEOSCIENCES, MULTIDISCIPLINARY | HIGH-RESOLUTION | MIDLATITUDE WESTERLIES | Earth resources technology satellites | Global temperature changes | Analysis | Extreme weather | Moraines | Glaciers | Rain and rainfall | Climate change | Geomorphology | Mathematical analysis | Tibet | Trams | Altitude
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6. Full Text Improved gray water footprint calculation method based on a mass-balance model and on fuzzy synthetic evaluation
by Li, Hui and Liu, Gengyuan and Yang, Zhifeng
Journal of Cleaner Production, ISSN 0959-6526, 05/2019, Volume 219, pp. 377 - 390
Gray Water Footprint (GWF), defined as the volume of fresh water required to assimilate the load of pollutants discharged into water based on natural... 
Fuzzy synthetic evaluation | Gray water footprint | Mass-balance model | Critical pollutant | TRADE | GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY | POLLUTION LEVELS | MANAGEMENT | BLUE | RIVER | IDENTIFICATION | ENVIRONMENTAL SCIENCES | ANTHROPOGENIC NITROGEN | ENGINEERING, ENVIRONMENTAL | QUALITY EVALUATION | OPTIMIZATION | CONSUMPTION | Case studies | Water | Sewage | Purification | Analysis | Water use | Water pollution | Management | Pollutants | Wastewater | Methods
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7. Full Text Glacier-wide summer surface mass-balance calculation: Hydrological balance applied to the Argentière and Mer de Glace drainage basins (Mont Blanc)
by Viani, A and Condom, T and Vincent, C and Rabatel, A and Bacchi, B and Sicart, J.E and Revuelto, J and Six, D and Zin, I
Journal of Glaciology, ISSN 0022-1430, 02/2018, Volume 64, Issue 243, pp. 119 - 131
We present the glacier-wide summer surface mass balances determined by a detailed hydrological balance (sSMBhydro) and the quantification of the uncertainties... 
mountain glaciers | mass-balance reconstruction | glacier mass balance | Glacier hydrology | SNOW | FRENCH ALPS | SENSITIVITY | VALIDATION | CLIMATE-CHANGE | MODEL | GEOGRAPHY, PHYSICAL | GEOSCIENCES, MULTIDISCIPLINARY | PRECIPITATION | EVAPOTRANSPIRATION | EQUILIBRIUM-LINE ALTITUDE | RUNOFF | Uncertainty | Catchments | Spatial discrimination | Summer | Mountains | Precipitation | Glaciohydrology | Groundwater | Mathematical analysis | Catchment area | Basins | Ground water | Drainage basins | Interannual variability | Watersheds | Fluxes | River basins | Drainage | Mass | Hydrology | Climate change | Spatial distribution | Runoff | Annual variations | Glaciers | Mass balance of glaciers
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8. Full Text Speciation of PM2.5 Released from Iron Ore Sintering Process and Calculation of Elemental Equilibrium
by Ji, Zhiyun and Fan, Xiaohui and Gan, Min and Li, Qiang and Chen, Xuling and Tian, Ye and Jiang, Tao
ISIJ International, ISSN 0915-1559, 2017, Volume 57, Issue 4, pp. 673 - 680
The aim of this study was to elucidate the speciation of PM2.5 and proportion of each typical speciation via calculation of chemical mass balance. The results... 
chemical mass balance | PM2.5 | iron ore sintering | speciation | Chemical mass balance | Speciation | Iron ore sintering | GASES | MATTER | COMBUSTION | EMISSIONS | BEHAVIOR | URBAN | METALLURGY & METALLURGICAL ENGINEERING | COAL | PARTICULATE AIR-POLLUTION | PLANTS
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9. Full Text Speciation of PM2.5 Released from Iron Ore Sintering Process and Calculation of Elemental Equilibrium
by Ji, Zhiyun and Fan, Xiaohui and Gan, Min and Li, Qiang and Chen, Xuling and TIan, Ye and Jiang, Tao
ISIJ International, ISSN 0915-1559, 2017
The aim of this study was to elucidate the speciation of PM2.5 and proportion of each typical speciation via calculation of chemical mass balance. The results... 
chemical mass balance | PM2.5 | iron ore sintering | speciation
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10. Full Text Pro Con debate: the calculation on calcium balance in dialysis lowers the dialysate calcium concentrations (pro part)
by Gotch, Frank A
Nephrology Dialysis Transplantation, ISSN 0931-0509, 10/2009, Volume 24, Issue 10, pp. 2994 - 2996
calcium removal | PHOSPHORUS | THERAPY | calcium mass balance | dialysate calcium concentration | UROLOGY & NEPHROLOGY | HEMODIALYSIS | calcium absorption | ABSORPTION | calcium overload | TRANSPLANTATION | Calcium - analysis | Calcium - metabolism | Dialysis Solutions - chemistry | Humans | Calcium - administration & dosage | Renal Dialysis
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11. Full Text On the Automated Mapping of Snow Cover on Glaciers and Calculation of Snow Line Altitudes from Multi-Temporal Landsat Data
by Rastner, P and Prinz, R and Notarnicola, C and Nicholson, L and Sailer, R and Schwaizer, G and Paul, F
REMOTE SENSING, ISSN 2072-4292, 06/2019, Volume 11, Issue 12, p. 1410
Mapping snow cover (SC) on glaciers at the end of the ablation period provides a possibility to rapidly obtain a proxy for their equilibrium line altitude... 
multi-temporal analysis | NEW-ZEALAND | SATELLITE | mass balance | digital elevation model | REMOTE-SENSING DATA | snow-covered area | TRANSIENT SNOWLINE | Landsat | equilibrium line altitude | FRENCH ALPS | MASS-BALANCE | REMOTE SENSING | AREA | INVENTORY | snow mapping | EQUILIBRIUM-LINE | glacier | snow line altitude | Digital Elevation Models | Automation | Snow | Time series | Mapping | Ablation | Equilibrium | Remote sensing | Snowline | Image acquisition | Satellite imagery | Mass balance | Ratios | Elevation | Digital imaging | Glaciers | Frequency distribution | Snow cover | Cryosphere | Landsat satellites | Altitude
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12. Full Text Assessment of current methods of positive degree-day calculation using in situ observations from glaciated regions
by Wake, L.M and Marshall, S.J
Journal of Glaciology, ISSN 0022-1430, 05/2015, Volume 61, Issue 226, pp. 329 - 344
The continued use of the positive degree-day (PDD) method to predict ice-sheet melt is generally favoured over surface energy-balance methods partly due to the... 
Ice-sheet mass balance | Glacier mass balance | Ice-sheet modelling | Glacier meteorology | Glacier modelling | MELT | SURFACE-ENERGY BALANCE | WIND CLIMATE | SEA-LEVEL | MASS-BALANCE PARAMETERIZATIONS | DAILY TEMPERATURE VARIABILITY | CLIMATE MODEL | glacier meteorology | GLACIER | GEOGRAPHY, PHYSICAL | GEOSCIENCES, MULTIDISCIPLINARY | glacier mass balance | ice-sheet modelling | glacier modelling | ice-sheet mass balance | ABLATION ZONE | GREENLAND ICE-SHEET
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13. Full Text ProCon debate: The calculation on calcium balance in dialysis lowers the dialysate calcium concentrations (pro part)
by Gotch, Frank A
Nephrology Dialysis Transplantation, ISSN 0931-0509, 10/2009, Volume 24, Issue 10, pp. 2994 - 2996
Calcium overload | Dialysate calcium concentration | Calcium mass balance | Calcium removal | Calcium absorption
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14. Full Text Comparison of methane mass balance and X-ray computed tomographic methods for calculation of gas hydrate content of pressure cores
by Holland, Melanie and Schultheiss, Peter
Marine and Petroleum Geology, ISSN 0264-8172, 12/2014, Volume 58, pp. 168 - 177
Gas hydrate saturation was calculated for twelve pressure cores taken during National Gas Hydrate Program (NGHP) Expedition 01 in the Krishna–Godavari Basin,... 
Methane mass balance | Hydrate veins | X-ray computed tomography | Pressure core | Gas hydrate quantification | ODP LEG-204 | IMAGERY | SEDIMENTS | ZONE | RIDGE | GULF-OF-MEXICO | GEOSCIENCES, MULTIDISCIPLINARY | DISSOCIATION | OREGON | BENEATH | Methane | Clathrate compounds | Analysis | Methods | CT imaging | Reconstruction | Balancing | Mathematical analysis | Saturation | Gas hydrates | Density | Hydrates
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15. Full Text Identifying geochemical processes using End Member Mixing Analysis to decouple chemical components for mixing ratio calculations
by Pelizardi, Flavia and Bea, Sergio A and Carrera, Jesús and Vives, Luis
Journal of Hydrology, ISSN 0022-1694, 07/2017, Volume 550, pp. 144 - 156
Mixing calculations (i.e., the calculation of the proportions in which end-members are mixed in a sample) are essential for hydrological research and water... 
Mixing analysis | Groundwater | Chemical reaction identification | EMMA | Conservative components | MIXTURE | GEORGIA | CATCHMENT | WATER RESOURCES | MASS-BALANCE | MODELING STREAMWATER CHEMISTRY | FORMULATION | ENGINEERING, CIVIL | GEOSCIENCES, MULTIDISCIPLINARY | REACTIVE TRANSPORT | UNCERTAINTY | MULTIVARIATE-ANALYSIS | Water, Underground | Usage | Analysis
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16. Full Text Impact of windflow calculations on simulations of alpine snow accumulation, redistribution and ablation
by Musselman, Keith N and Pomeroy, John W and Essery, Richard L. H and Leroux, Nicolas
Hydrological Processes, ISSN 0885-6087, 08/2015, Volume 29, Issue 18, pp. 3983 - 3999
Wind redistribution, radiation and turbulent heat fluxes determine seasonal snow accumulation and melt patterns in alpine environments. Mathematical... 
blowing snow | windflow model | alpine snow | wind | sublimation | Alpine snow | Wind | Sublimation | Windflow model | Blowing snow | TEMPORAL VARIABILITY | BLOWING-SNOW | ENERGY | TERRAIN | WATER RESOURCES | MASS-BALANCE | ATMOSPHERIC MODEL | BOUNDARY-LAYER-FLOW | PRAIRIE | SURFACE | Uncertainty | Computational fluid dynamics | Computer simulation | Snow | Mathematical models | Fluxes | Ablation
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