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The AAPG/Datapages Combined Publications Database

Showing 2,063 Results. Searched 200,635 documents.

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ABSTRACT: Analysis of Atmospheric Particulate Matter: Petrological and Chemical Approach

M.Mastalerz, M.Glikson, R.W.Simpson

The Society for Organic Petrology (TSOP)

.... Elemental and functional group analyses confirm microscope identilication, documenting carbon-rick aromatic exhaust material, more aliphatic pollen...

1996

Abstract: Statics and Dynamics of Natural Systems--A Genetic Basis for Assessing Environmental Impacts (1)

C. M. Woodruff, Jr. , William L. Longley

GCAGS Transactions

...: areal geology, process-oriented geomorphology, and applied ecology. These methods involve recognizing and mapping functional (genetic) systems as well...

1977

Abstract: Infrared spectrum of an individual fossil pollen grain measured as an organic maturation index

T. Aizawa, T. Ohbuchi, Y. Ujiié

The Society for Organic Petrology (TSOP)

..., and OH of individual fossil pollen grains decrease with increasing depth in each borehole. There is a good correlation between absorption intensities...

2008

Abstract: Preliminary characterization of Eocene Pesca tar sands, Colombia

O. P. Gómez Rojas, Á. G. Borrego

The Society for Organic Petrology (TSOP)

... are completed with a petrographic study of the bitumen to estimate the maturity and an infrared study aimed at the estimation of main functional groups...

2008

Abstract: Reconstruction of sapwood: a dynamic measure of foliage biomass (Poster)

Marianne B. Karsh

Atlantic Geology

... in the functional fraction of the crown (where all branches contribute to stem sapwood growth) were to be reconstructed over time, it could provide...

1993

ABSTRACT: Alkyl Lipid Influences on Methane Sorption in Coals

Clayton R. Magill, Fengshuang Han, Andreas Busch

The Society for Organic Petrology (TSOP)

... with the dual influences of lower molecular-weight hydrocarbons (strong positive effect) versus oxygenated functional groups (negative effect...

2022

Abstract: Natural Maturation-Induced Changes in Molecular Structure and Associated Micropores of Kerogen in Shale

Fuhua Shang, Yanming Zhu, Guangjun Feng, Ke Miao

The Society for Organic Petrology (TSOP)

... by the aliphatic composition of kerogen, resulting in a reduction in the micropore volume with decreasing number of aliphatic functional groups. When 1.43% < Ro...

2024

Sedimentology of a Middle Devonian Shale, Erie County, New York: ABSTRACT

R. G. Bray, J. R. Beerbower

AAPG Bulletin

... feeding epifauna. A detailed study of taxonomic composition, functional adaptations, and taphonomy of 3 microcommunities leads to the conclusion...

1972

Determination of Some Paleohydraulic Parameters: ABSTRACT

Dag Nummedal

AAPG Bulletin

... the paleoflow velocity by the Darcy-Weisbach relation. This method for the determination of paleoflow velocity is generally applicabl to any...

1973

Graded Beds as Paleogravimetric Cameras: ABSTRACT

Steven S. Barrell

AAPG Bulletin

.... Utilizing the relations developed by Scheidegger and Potter, a functional relation between g and measurable characteristics of a graded bed may...

1980

Paleoecology in Basin Analysis--Humboldt Basin of California as Example: ABSTRACT

J. Robert Dodd, Robert J. Stanton, Jr., David G. Kersey

AAPG Bulletin

...); (3) skeletal structure; (4) functional morpho ogy; (5) trace fossils; (6) population dynamics; (7) community analysis; and (8) biogeography...

1980

Conodont Animal--Hypotheses and Speculations: ABSTRACT

John E. Repetski, Simon Conway Morris

AAPG Bulletin

... (or a phylum) all their own, and even algae and vascular plants. Functional interpretations of conodonts include: stem, gill, or tentacular supports...

1980

State of the Art in Conodont Taxonomy: ABSTRACT

Walter C. Sweet

AAPG Bulletin

... of functional morphology, paleoecology, phylogeny, and conodont biostratrigraphy. End_of_Article - Last_Page 792...

1980

Mineralogic and Chemical Composition of Antrim Shale, Michigan: ABSTRACT

Albert P. Ruotsala, Vernon R. Sandell, David G. Leddy

AAPG Bulletin

... functionality, about 1 functional group per 25 carbon atoms. Hydroxyl (1 group/50 C atoms) and alkene double bonds (1 group/50 C atoms) are the most common...

1981

Geochemical Characterization of Rocky Mountain, Northern Great Plains, and Interior Province Coals: ABSTRACT

Ronald H. Affolter, Joseph R. Hatch

AAPG Bulletin

... and total sulfur contents. Decrease in element content with increased rank probably is related to loss o functional groups that act as cation...

1984

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