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Articles 511 - 540 of 595

Full-Text Articles in Social and Behavioral Sciences

Error Correlation Between Co2 And Co As Constraint For Co2 Flux Inversions Using Satellite Data, H Wang, D J. Jacob, M Kopacz, D B. A Jones, P Suntharalingam, J A. Fisher, R Nassar, S Pawson, J E. Nielsen Jan 2009

Error Correlation Between Co2 And Co As Constraint For Co2 Flux Inversions Using Satellite Data, H Wang, D J. Jacob, M Kopacz, D B. A Jones, P Suntharalingam, J A. Fisher, R Nassar, S Pawson, J E. Nielsen

Faculty of Science - Papers (Archive)

Inverse modeling of CO2 satellite observations to better quantify carbon surface fluxes requires a chemical transport model (CTM) to relate the fluxes to the observed column concentrations. CTM transport error is a major source of uncertainty. We show that its effect can be reduced by using CO satellite observations as additional constraint in a joint CO2-CO inversion. CO is measured from space with high precision, is strongly correlated with CO2, and is more sensitive than CO2 to CTM transport errors on synoptic and smaller scales. Exploiting this constraint requires statistics for the CTM transport error correlation between CO2 and CO, …


Data In Development: An Overview Of Microdata On Developing Countries, Kristi Anne Thompson Jan 2009

Data In Development: An Overview Of Microdata On Developing Countries, Kristi Anne Thompson

Leddy Library Publications

Finding quality microdata on developing countries can seem problematic as their national infrastructures may not support large-scale surveys. In fact a variety of organizations are collecting and distributing data, though the types of data and reasons for collection often differ from those in the most developed countries. Much of the data is collected by groups involved in, or interested in researching, the field of international development. This paper provides an introduction to the different groups involved with collecting data on developing countries and to the data they collect, including population, health and welfare surveys, program assessments, finance, and opinion data.


Contributions Of Longitudinal Data To Poverty Measurement In Australia, Joan R. Rodgers, John L. Rodgers Jan 2009

Contributions Of Longitudinal Data To Poverty Measurement In Australia, Joan R. Rodgers, John L. Rodgers

Faculty of Commerce - Papers (Archive)

Chronic poverty is of greater social consequence than transitory poverty but its measurement requires longitudinal data. This article uses six waves of data from the Household, Income and Labour Dynamics in Australia Survey to explore the extent to which longitudinal data contribute to what is known about poverty from cross-section data. We find an imperfect correspondence between people's annual poverty status and chronic poverty status. Consequently, policies that aim to reduce chronic poverty using means-tested benefits may be partially misdirected if beneficiaries are identified using annual income. Furthermore, some households experiencing chronic poverty may fall through the safety net.


Response Style Contamination Of Student Evaluation Data, Sara Dolnicar, Bettina Grun Jan 2009

Response Style Contamination Of Student Evaluation Data, Sara Dolnicar, Bettina Grun

Faculty of Commerce - Papers (Archive)

Student evaluation surveys provide instructors with feedback regarding development opportunities and they form the basis of promotion and tenure decisions. Student evaluations have been extensively studied, but one dimension hitherto neglected is the actual measurement aspect: which questions to ask, how to ask them, and what answer options to offer to students to get the most valid results. This study investigates whether cross-cultural response styles affect the validity of student evaluations. If they do, then the student mix in a class can affect an instructor's evaluation, potentially producing biased feedback and prompting inappropriate decisions by university committees. This article discusses …


The Digital Future Is Now: A Call To Action For The Humanities, Christine L. Borgman Dec 2008

The Digital Future Is Now: A Call To Action For The Humanities, Christine L. Borgman

Christine L. Borgman

The digital humanities are at a critical moment in the transition from a specialty area to a full-fledged community with a common set of methods, sources of evidence, and infrastructure – all of which are necessary for achieving academic recognition. As budgets are slashed and marginal programs are eliminated in the current economic crisis, only the most articulate and productive will survive. Digital collections are proliferating, but most remain difficult to use, and digital scholarship remains a backwater in most humanities departments with respect to hiring, promotion, and teaching practices. Only the scholars themselves are in a position to move …


Extended Time Off Overview, Workplace Flexibility 2010, Georgetown University Law Center Nov 2008

Extended Time Off Overview, Workplace Flexibility 2010, Georgetown University Law Center

Memos and Fact Sheets

Workplace Flexibility 2010 defines Extended Time Off (EXTO) as time taken off from work for a single reason that extends for more than five days but less than one year.

EXTO may be brief in nature (e.g., a few weeks), when taken, for example, for a vacation, to recover from minor surgery, or to comply with a public health quarantine request. EXTO may also be longer in nature (e.g., a month or more), when taken, for example, for maternity/paternity purposes, for elder care, for military duty, or for a sabbatical from work.

EXTO (either brief or prolonged) may be unpaid …


Fact Sheet On Extended Time Off (Exto), Workplace Flexibility 2010, Georgetown University Law Center, Urban Institute Nov 2008

Fact Sheet On Extended Time Off (Exto), Workplace Flexibility 2010, Georgetown University Law Center, Urban Institute

Memos and Fact Sheets

The Need for Extended Time Off (EXTO):

  1. New children: More women and mothers are working, and there is an increase in the number of couples with children in which both parents work.
  2. Health issues: According to a 2000 survey of employees regarding the Family & Medical Leave Act (FMLA), among those who took FMLA leave, more than half, 52.4%, of workers used the leave to attend to their own health conditions. Thirteen percent reported taking leave to care for a parent and nearly 12% reported using leave to care for an ill child.
  3. The need for paid EXTO: Despite the …


Zach's News, Georgia Southern University, Zach S. Henderson Library Oct 2008

Zach's News, Georgia Southern University, Zach S. Henderson Library

University Libraries News Online (2008-2023)

  • ICPSR Online Learning Center


Mid-Holocene Enso: Issues In Quantitative Model-Proxy Data Comparisons, J Brown, A W. Tudhope, M Collins, H V. Mcgregor Jul 2008

Mid-Holocene Enso: Issues In Quantitative Model-Proxy Data Comparisons, J Brown, A W. Tudhope, M Collins, H V. Mcgregor

Faculty of Science - Papers (Archive)

Evaluation of climate model simulations using observed data contributes to the assessment of confidence in model predictions of future climate change. The mid-Holocene represents an opportunity to evaluate model simulations of El Niño–Southern Oscillation (ENSO) in comparison with coral proxy evidence of reduced ENSO amplitude. Quantitative comparisons between coral records and model output have been limited by (1) the use of different measures of ENSO amplitude, (2) possible sampling of natural variability in short records, and (3) uncertainty about the stationarity of the relationship between central Pacific sea surface temperature (SST) variability and ENSO signals at the coral site. We …


Sources For Statistical Data On Flexible Work Arrangements, Shelley Waters Boots, Anna Danziger Apr 2008

Sources For Statistical Data On Flexible Work Arrangements, Shelley Waters Boots, Anna Danziger

Memos and Fact Sheets

From the Department of Labor, the best survey for flexibility data comes from the Current Population Survey (CPS). The CPS is a monthly survey of 60,000 households that provides data on the labor force, employment, unemployment, and persons not in the labor force.

The benefit of the CPS is that it is large, reliable, and the sample is carefully weighted to provide nationally representative estimates. It also has a significant amount of other data, including a large amount of information on employee characteristics, occupation and industry classifications, and work schedules. The drawbacks however, are that the questions on flexibility are …


Chapter Xii: A Comparison And Scenario Analysis Of Leading Data Mining Software, John Wang, Xiaohua Hu, Kimberly Hollister, Dan Zhu Apr 2008

Chapter Xii: A Comparison And Scenario Analysis Of Leading Data Mining Software, John Wang, Xiaohua Hu, Kimberly Hollister, Dan Zhu

Department of Information Management and Business Analytics Faculty Scholarship and Creative Works

Finding the right software is often hindered by different criteria as well as by technology changes. We performed an analytic hierarchy process (AHP) analysis using Expert Choice to determine which data mining package was best suitable for us. Deliberating a dozen alternatives and objectives led us to a series of pair-wise comparisons. When further synthesizing the results, Expert Choice helped us provide a clear rationale for the decision. The issue is that data mining technology is changing very rapidly. Our article focused only on the major suppliers typically available in the market place. The method and the process that we …


Zach's News, Georgia Southern University, Zach S. Henderson Library Apr 2008

Zach's News, Georgia Southern University, Zach S. Henderson Library

University Libraries News Online (2008-2023)

  • Multiple Versions of TIGER/Line Files Available at ICPSR
  • Information Literacy Resources: Samples Assignments, Tutorials, & More!


Landmine Casualty Data: Best Practices Guidebook, Cisr Jan 2008

Landmine Casualty Data: Best Practices Guidebook, Cisr

CISR Studies and Reports

The inadequacy of data collection on landmine victims was recognized from the earliest years of the AP Mine Ban Convention2 implementation process. Significant sums of money were invested by the international mine action donor community in the development of an Information Management System for Mine Action (IMSMA) and in the execution of Landmine Impact Surveys (LIS), with the goal of obtaining and processing needed information on landmine accidents and victims as well as other information about the presence of landmines. These tools have assisted countries to collect and manage information about landmine and other Explosive Remnants of War (ERW) contamination …


Using Location-Based Tracking Data To Analyze The Movements Of City Tourists, Modsching Marko, Kramer Ronny, Hagen Klaus Ten, Ulrike Gretzel Jan 2008

Using Location-Based Tracking Data To Analyze The Movements Of City Tourists, Modsching Marko, Kramer Ronny, Hagen Klaus Ten, Ulrike Gretzel

Faculty of Commerce - Papers (Archive)

This article presents a methodology to analyze the spatial behavior of tourists based on tracking data. This method was applied during a field study in the city of Görlitz at the east border of Germany. Based on Global Positioning System (GPS) logs the spatial distribution of visitors in various areas is visualized and analyzed. Using the bimodality of the distribution of walking speeds, areas of slowdown are identified and subsequently clustered into activity areas. Using the activity areas, the amount of time tourists allocate to various activity categories is computed. Furthermore, a subsequent analysis of the activity behavior is used …


Validity Of Carbohydrate, Glycaemic Index And Glycaemic Load Data Obtained Using A Semi-Quantitative Food-Frequency Questionnaire, Alan Winston Barclay, Victoria Mary Flood, Jennie Cecile Brand-Miller, Paul Mitchell Jan 2008

Validity Of Carbohydrate, Glycaemic Index And Glycaemic Load Data Obtained Using A Semi-Quantitative Food-Frequency Questionnaire, Alan Winston Barclay, Victoria Mary Flood, Jennie Cecile Brand-Miller, Paul Mitchell

Faculty of Health and Behavioural Sciences - Papers (Archive)

Objective: To assess the ability of a food-frequency questionnaire (FFQ) to rank Australians according to their intake of total carbohydrate, sugar, starch, fibre, glycaemic index (GI) and glycaemic load (GL). Design: Cross-sectional sample from a population cohort. Setting: Two postcode areas west of Sydney, Australia. Subjects: From 1992 to 1994, a total of 2868 older Australians provided dietary data using a 145-item Willett-derived FFQ. A representative sub-sample of 78 subjects completed three 4-day weighed food records (WFRs). Pearson and Spearman correlations, Bland–Altman plots and weighted kappa values were calculated. Results: Compared with the WFR, the FFQ provided higher mean estimates …


Initial Severity And Antidepressant Benefits: A Meta-Analysis Of Data Submitted To The Food And Drug Administration, Irving Kirsch, Brett J. Deacon, Tania B. Huedo-Medina, Alan Scoboria, Thomas J. Moore, Blair T. Johnson Jan 2008

Initial Severity And Antidepressant Benefits: A Meta-Analysis Of Data Submitted To The Food And Drug Administration, Irving Kirsch, Brett J. Deacon, Tania B. Huedo-Medina, Alan Scoboria, Thomas J. Moore, Blair T. Johnson

Faculty of Social Sciences - Papers (Archive)

Background: Meta-analyses of antidepressant medications have reported only modest benefits over placebo treatment, and when unpublished trial data are included, the benefit falls below accepted criteria for clinical significance. Yet, the efficacy of the antidepressants may also depend on the severity of initial depression scores. The purpose of this analysis is to establish the relation of baseline severity and antidepressant efficacy using a relevant dataset of published and unpublished clinical trials. Methods and Findings: We obtained data on all clinical trials submitted to the US Food and Drug Administration (FDA) for the licensing of the four new-generation antidepressants for which …


Data Security Measures In The It Service Industry: A Balance Between Knowledge & Action, N. Mlitwa, Y. Kachala Jan 2008

Data Security Measures In The It Service Industry: A Balance Between Knowledge & Action, N. Mlitwa, Y. Kachala

Journal of Digital Forensics, Security and Law

That “knowledge is power” is fast becoming a cliché within the intelligentsia. Such power however, depends largely on how knowledge itself is exchanged and used, which says a lot about the tools of its transmission, exchange, and storage. Information and communication technology (ICT) plays a significant role in this respect. As a networked tool, it enables efficient exchanges of video, audio and text data beyond geographical and time constraints. Since this data is exchanged over the worldwide web (www), it can be accessible by anyone in the world using the internet. The risk of unauthorised access, interception, modification, or even …


Landmine Casualty Data: Best Practices Guidebook, Cisr Jan 2008

Landmine Casualty Data: Best Practices Guidebook, Cisr

Global CWD Repository

This Landmine Casualty Data: Best Practices Guidebook reports on advances being made in casualty data collection and management and offers lessons learned that countries can reflect upon as they undertake the challenging task of building mine/ ERW victim information systems that meet their needs for data to use in planning and implementing their comprehensive mine action programs, including mine clearance, mine risk education and victim assistance. While the Guidebook is premised on the advances being made in some countries, much more progress is needed before effective landmine/ERW victim information systems will be operating in all mine-affected countries. It is important …


Quarterly Data On The Categories And Causes Of Bank Distress During The Great Depression, Gary Richardson Dec 2007

Quarterly Data On The Categories And Causes Of Bank Distress During The Great Depression, Gary Richardson

Gary Richardson

No abstract provided.


Estate Acts, 1600 To 1830: A New Source For British History, Gary Richardson Dec 2007

Estate Acts, 1600 To 1830: A New Source For British History, Gary Richardson

Gary Richardson

A new database demonstrates that between 1600 and 1830, Parliament passed thousands of acts restructuring rights to real and equitable estates. These estate acts enabled individuals and families to sell, mortgage, lease, exchange, and improve land previously bound by landholding and inheritance laws. This essay provides a factual foundation for research on this important topic: the law and economics of property rights during the period preceding the Industrial Revolution. Tables present time-series, cross-sectional, and panel data that should serve as a foundation for empirical analysis. Preliminary analysis indicates ways in which this new evidence may shape our understanding of British …


The National Labor Relations Act And Flexible Work Arrangements: An Overview Of Existing Law And Proposals For Reform, Workplace Flexibility 2010, Georgetown University Law Center Jan 2007

The National Labor Relations Act And Flexible Work Arrangements: An Overview Of Existing Law And Proposals For Reform, Workplace Flexibility 2010, Georgetown University Law Center

Memos and Fact Sheets

The scheduling of work hours is important to employers and employees alike. Employers must ensure sufficient staffing to meet workload demands; employees must balance work with other aspects of their lives. Over the past several years, the tendency to view these needs as mutually exclusive has slowly given way to increased discussion of and experimentation with flexible work arrangements as an effective way to balance work-life demands. While these workplace flexibility initiatives take many forms, the majority of them require collaboration between employers and employees regarding work hours and conditions.


Episodic Time Off: An Overview, Workplace Flexibility 2010, Georgetown University Law Center Jan 2007

Episodic Time Off: An Overview, Workplace Flexibility 2010, Georgetown University Law Center

Memos and Fact Sheets

While some workers' needs for lexibility can be addressed by short Term Time Off (STO) or by a Flexible Work Arrangement (FWA), there are other workers who need time off on a more episodic basis. These workers may have an illness, such as cancer of kidney disease, which requires them to attend numerous medical appointments on a relatively set basis. Or they may have a chronic conditions, such as migraine headaches or fibromyalgia, that flares up sporadically. Some workers may care for family memebers who have recurring medical needs, such as an aging parent who requires regularly scheduled bi-weekly dialysis …


Fact Sheet On Episodic Time Off (Epto), Jean Flatley Mcguire, Kaitlyn Kenney Jan 2007

Fact Sheet On Episodic Time Off (Epto), Jean Flatley Mcguire, Kaitlyn Kenney

Memos and Fact Sheets

Workplace Flexibility 2010 has coined the term "Episodic Time Off" or "EPTO" to describe the type of workplace flexibility needed to address the recurring need for time off - sometimes regular, sometimes sporadic, sometimes foreseeable, sometimes not - for which Short Term Time Off is insufficient and which a Flexible Work Arrangement cannot resolve. Evidence illustrates that across the lifespan, for a variety of reasons, the need and desire for EPTO are great.


Animal Advocacy In The Age Of Information, Ché Green Jan 2007

Animal Advocacy In The Age Of Information, Ché Green

State of the Animals 2007

Information management involves the collection, creation, storage, distribution, and utilization of data for a specific and defined purpose. It is not simply a database or an intranet and, in fact, does not necessarily involve technology at all, although technology can be instrumental in helping to facilitate the process. Information management systems are critically important both within individual organizations and between groups with similar purposes, such as those working for animal protection. In general, the scope of this chapter pertains to shared information, with some emphasis on data that are relevant to the entire animal protection movement rather than proprietary or …


Validation Of Mipas Hno3 Operational Data, D Y. Wang, M Hopfner, C E. Blom, W E. Ward, Nicholas B. Jones, G C. Toon, E Mahieu, S Wood, M De Maziere, P Demoulin, T Blumenstock, F Hase, H W. Fischer, D Smale, G Bianchini, G Redaelli, F Mencaraglia, J Urban, D Murtagh, M Pirre, V Catoire, N Huret, H Nakajima, C Piccolo, T Sugita, A Kleinbohl, U Cortesi, C Boone, H Oelhaf, C Keim, G Y. Liu, G Wetzel, S Mikuteit, K A. Walker, P Bernath, C Vigouroux, J Kuttippurath Jan 2007

Validation Of Mipas Hno3 Operational Data, D Y. Wang, M Hopfner, C E. Blom, W E. Ward, Nicholas B. Jones, G C. Toon, E Mahieu, S Wood, M De Maziere, P Demoulin, T Blumenstock, F Hase, H W. Fischer, D Smale, G Bianchini, G Redaelli, F Mencaraglia, J Urban, D Murtagh, M Pirre, V Catoire, N Huret, H Nakajima, C Piccolo, T Sugita, A Kleinbohl, U Cortesi, C Boone, H Oelhaf, C Keim, G Y. Liu, G Wetzel, S Mikuteit, K A. Walker, P Bernath, C Vigouroux, J Kuttippurath

Faculty of Science - Papers (Archive)

Nitric acid (HNO3) is one of the key products that are operationally retrieved by the European Space Agency (ESA) from the emission spectra measured by the Michelson Interferometer for Passive Atmospheric Sounding (MIPAS) onboard ENVISAT. The product version 4.61/4.62 for the observation period between July 2002 and March 2004 is validated by comparisons with a number of independent observations from ground-based stations, aircraft/balloon campaigns, and satellites. Individual HNO3 profiles of the ESA MIPAS level-2 product show good agreement with those of MIPAS-B and MIPAS-STR (the balloon and aircraft version of MIPAS, respectively), and the balloon-borne infrared spectrometers MkIV and SPIRALE, …


Crystallization And Diffraction Data Of 1h-3-Hydroxy-4-Oxoquinoline 2,4-Dioxygenase: A Cofactor-Free Oxygenase Of The Alpha/Beta-Hydrolase Family, Ruhu Qi, Susanne Fetzner, Aaron J. Oakley Jan 2007

Crystallization And Diffraction Data Of 1h-3-Hydroxy-4-Oxoquinoline 2,4-Dioxygenase: A Cofactor-Free Oxygenase Of The Alpha/Beta-Hydrolase Family, Ruhu Qi, Susanne Fetzner, Aaron J. Oakley

Faculty of Science - Papers (Archive)

1H-3-Hydroxy-4-oxoquinoline 2,4-dioxygenase (QDO) from Pseudomonas putida 33/1 catalyses the oxygenolysis of 1H-3-hydroxy-4-oxoquinoline to form N-formylanthranilic acid and carbon monoxide without the aid of cofactors. Both N-terminally His6-tagged and native QDO were overexpressed in Escherichia coli and purified by conventional chromatographic procedures. Untagged QDO, but not His6-tagged QDO, was crystallized by the vapour-diffusion method, giving hexagonal bipyramid crystals belonging to space group P6(1)22. Selenomethionine-containing native QDO was prepared and crystallized under identical conditions. The unit-cell parameters were a = b = 90.1, c = 168.6 A, alpha = beta = 90, gamma = 120 degrees. Using synchrotron radiation, these crystals diffract …


Validation And Data Characteristics Of Methane And Nitrous Oxide Profiles Observed By Mipas And Processed With Version 4.61 Algorithm, S Payan, C Camy-Peyret, H Oelhaf, G Wetzel, G Maucher, Nicholas B. Jones, S Wood, M De Maziere, T Blumenstock, P Duchatelet, D Smale, G Bianchini, G Redaelli, F Mencaraglia, M Pirre, N Huret, C Piccolo, U Cortesi, C Keim, N Glatthor, S Mikuteit, G P. Stiller, C Vigouroux, A Engel, M C. Volk, J Kuttippurath, H Kuellmann, P Raspollini, M Mahieu, V Payne, A Bracher, K Grunow, P Jeseck, Y Te, K Pfeilsticker, A Butz, Justus Notholt, Voltaire A. Velazco Jan 2007

Validation And Data Characteristics Of Methane And Nitrous Oxide Profiles Observed By Mipas And Processed With Version 4.61 Algorithm, S Payan, C Camy-Peyret, H Oelhaf, G Wetzel, G Maucher, Nicholas B. Jones, S Wood, M De Maziere, T Blumenstock, P Duchatelet, D Smale, G Bianchini, G Redaelli, F Mencaraglia, M Pirre, N Huret, C Piccolo, U Cortesi, C Keim, N Glatthor, S Mikuteit, G P. Stiller, C Vigouroux, A Engel, M C. Volk, J Kuttippurath, H Kuellmann, P Raspollini, M Mahieu, V Payne, A Bracher, K Grunow, P Jeseck, Y Te, K Pfeilsticker, A Butz, Justus Notholt, Voltaire A. Velazco

Faculty of Science - Papers (Archive)

The ENVISAT validation programme for the atmospheric instruments MIPAS, SCIAMACHY and GOMOS is based on a number of balloon-bone, aircraft and ground-based correlative measurements. In particular the activities of validation scientists were coordinated by ESA within the ENVISAT Stratospheric Aircraft and Balloon Campaign of ESABC. As part of a series of similar papers on other species [this issue] and in parallel to the contribution of the individual validation teams, the present paper provides a synthesis of comparisons performed between MIPAS CH4 and N2O profiles produced by the current ESA operational software (Instrument Processing Facility version 4.61 or IPF v4.61) and …


Co Measurements From The Ace-Fts Satellite Instrument: Data Analysis And Validation Using Ground-Based, Airborne And Spaceborne Observations, C Clerbaux, M George, S Turquety, K A. Walker, Nicholas B. Jones, David W. Griffith, C P Rinsland, E Mahieu, M De Maziere, A. Kagawa, J Hannigan, M Coffey, F Hase, M Hopfner, P Duchatelet, I Kramer, A Strandberg, K Strong, Y Kasai, B Barret, P Ricaud, D Murtagh, E Dupuy, V Catoire, C Robert, C Senten, N J. Livesey, M Luo, M Lopez-Puertas, Ph Medelec, A Pazmino, H Pumphrey, T Borsdorff, P F. Coheur, J P. Cammas, James Drummond, R De Zafra, M Deeter, L Emmons, F Eddounia, J C. Gille, E Le Flochmoen, C Boone, B Funke, M Schneider, G P. Stiller, P Bernath, D P. Edwards Jan 2007

Co Measurements From The Ace-Fts Satellite Instrument: Data Analysis And Validation Using Ground-Based, Airborne And Spaceborne Observations, C Clerbaux, M George, S Turquety, K A. Walker, Nicholas B. Jones, David W. Griffith, C P Rinsland, E Mahieu, M De Maziere, A. Kagawa, J Hannigan, M Coffey, F Hase, M Hopfner, P Duchatelet, I Kramer, A Strandberg, K Strong, Y Kasai, B Barret, P Ricaud, D Murtagh, E Dupuy, V Catoire, C Robert, C Senten, N J. Livesey, M Luo, M Lopez-Puertas, Ph Medelec, A Pazmino, H Pumphrey, T Borsdorff, P F. Coheur, J P. Cammas, James Drummond, R De Zafra, M Deeter, L Emmons, F Eddounia, J C. Gille, E Le Flochmoen, C Boone, B Funke, M Schneider, G P. Stiller, P Bernath, D P. Edwards

Faculty of Science - Papers (Archive)

The Atmospheric Chemistry Experiment (ACE) mission was launched in August 2003 to sound the atmosphere by solar occultation. Carbon monoxide (CO), a good tracer of pollution plumes and atmospheric dynamics, is one of the key species provided by the primary instrument, the ACE-Fourier Transform Spectrometer (ACE-FTS). This instrument performs measurements in both the CO 1-0 and 2-0 ro-vibrational bands, from which vertically resolved CO concentration profiles are retrieved, from the mid-troposphere to the thermosphere. This paper presents an updated description of the ACE-FTS version 2.2 CO data product, along with a comprehensive validation of these profiles using available observations (February …


Appraisal Of A One-Dimensional Model, Field Data And Dimensionless Parameters In A Study Of Estuarine Circulation, Errol J. Mclean, J. B. Hinwood Jan 2007

Appraisal Of A One-Dimensional Model, Field Data And Dimensionless Parameters In A Study Of Estuarine Circulation, Errol J. Mclean, J. B. Hinwood

Faculty of Science - Papers (Archive)

Parallel research programs encompassing the hydrodynamics and geochemistry have been undertaken in Oatley Bay, a small urban estuary that is a lower tributary to the Georges River in Southern Sydney Using field data and a simple numerical model, the regimes of flow effecting circulation in Oatley Bay have been determined. The efficiency of flushing and the subsequent fate of conservative pollutants are discussed. The field data comprised bathymetry, tides, drogue tracking and dye tests, the latter enabling the calibration of the model under different environmental conditions. With this model we have performed numerous runs and have characterised temporal and spatial …


Geophysical Validation Of Mipas-Envisat Operational Ozone Data, U Cortesi, J C. Lambert, C De Clercq, G. Bianchini, T Blumenstock, A. Bracher, E. Castelli, V. Catoire, K. V. Chance, M. De Maziere, P. Demoulin, S. Godin-Beekmann, N. B. Jones, K. Jucks, C. Keim, T. Kerzenmacher, H. Kuellmann, J. Kuttippurath, M. Iarlori, G. Y. Liu, Y. Liu, I. S. Mcdermid, Y. J. Meijer, F. Mencaraglia, S. Mikuteit, H. Oelhaf, C. Piccolo, M. Pirre, P. Raspollini, F. Ravegnani, W. J. Reburn, G. Redaelli, J. J. Remedios, H. Sembhi, D. Smale, T. Steck, A. Taddei, C. Varotsos, C. Vigouroux, A. Waterfall, G. Wetzel, S. Wood Jan 2007

Geophysical Validation Of Mipas-Envisat Operational Ozone Data, U Cortesi, J C. Lambert, C De Clercq, G. Bianchini, T Blumenstock, A. Bracher, E. Castelli, V. Catoire, K. V. Chance, M. De Maziere, P. Demoulin, S. Godin-Beekmann, N. B. Jones, K. Jucks, C. Keim, T. Kerzenmacher, H. Kuellmann, J. Kuttippurath, M. Iarlori, G. Y. Liu, Y. Liu, I. S. Mcdermid, Y. J. Meijer, F. Mencaraglia, S. Mikuteit, H. Oelhaf, C. Piccolo, M. Pirre, P. Raspollini, F. Ravegnani, W. J. Reburn, G. Redaelli, J. J. Remedios, H. Sembhi, D. Smale, T. Steck, A. Taddei, C. Varotsos, C. Vigouroux, A. Waterfall, G. Wetzel, S. Wood

Faculty of Science - Papers (Archive)

The Michelson Interferometer for Passive Atmospheric Sounding (MIPAS), on-board the European ENVIronmental SATellite (ENVISAT) launched on 1 March 2002, is a middle infrared Fourier Transform spectrometer measuring the atmospheric emission spectrum in limb sounding geometry. The instrument is capable to retrieve the vertical distribution of temperature and trace gases, aiming at the study of climate and atmospheric chemistry and dynamics, and at applications to data assimilation and weather forecasting.