A Simple Turbidimeter

John S. Bradley

Journal of Sedimentary Research (SEPM)

... is connected to a variable voltage transformer so that the brightness will vary with the voltage. A glass container, containing the turbid water sample...

ABSTRACT: Petrographic Methods for the Comparison of Modern Peats and a Miocene-Age Lignite, Kalimantan, Indonesia

T.A. Moore

The Society for Organic Petrology (TSOP)

... to differentiate between peat and coal types. Additional megascopic descriptors include degree of humification for peat and brightness (luster) and color...

Visualization of Pore Connectivity Using Mercury Injection Capillary Pressure Measurements, Micro X-ray Computed Tomography, and Cryo-Scanning Electron Microscopy

Mark E. Curtis, Carl H. Sondergeld, Chandra S. Rai

Unconventional Resources Technology Conference (URTEC)

... stage. During operation of the SEM, the sample was kept continually at a temperature just above 77 K. The sample was milled on edge with a 30 kV...

3 Enhancing SEM Grayscale Images through Pseudocolor Conversion: Examples from Eagle Ford, Haynesville, and Marcellus Shales

Wayne K. Camp, Barry Wawak

AAPG Special Volumes

... brightness and contrast to produce a suitable image. The grayscale values representing a given signal intensity value are therefore not unique but may vary...

Suggestions to Speakers of A.A.P.G.: GEOLOGICAL NOTES

Karl A. Mygdal

AAPG Bulletin

... slide retains the same brightness of contrast without glare. Color can be extremely helpful on slides. One of the best techniques is to use water colors...

A preliminary characterization study of copper dross (CD) and roasted copper dross (RCD) as a by-product in tin smelting

Syed Mohd Syafiq Idid, Suhaina Ismail, Nurul 'Ain Jabit

Geological Society of Malaysia (GSM)

... to different shapes and variation of brightness. Figure 1 displays a porous grain (label as 1) encapsulated the compact grains with white (2...

Application of Contrast Control Filters in Black and White Photomicrography: RESEARCH METHOD PAPER

J. Bryan Tapp, Dennis R. Prezbindowski

Journal of Sedimentary Research (SEPM)

... required to obtain a suitable negative. The additional exposure time required is dependent on the filter characteristics, the type of temperature...

Digital Imaging of Sediment Cores for Archives and Research: RESEARCH METHOD PAPER

Peter Dartnell, James V. Gardner

Journal of Sedimentary Research (SEPM)

..., brightness, and contrast in real time. These parameters are adjusted manually so that the colors on the imaged color bar closely match the colors on the actual...

How to Overcome Imaging Problems Associated with Carbonate Minerals on Sem-Based Cathodoluminescence Systems: RESEARCH METHODS PAPERS

Robert M. Reed, Kitty L. Milliken

Journal of Sedimentary Research (SEPM)

...-carbonate lithology, this difference can create serious imaging problems. If contrast and brightness of the image are adjusted so that details...

Successful Identification of Complex Cleat Systems in Coals

Search and Discovery.com

.... These may be b roadly classified as quality related (rank, brightness, ash content etc), and mechanical properties related (stress, natural fractures...

Dim Spots in Seismic Images as Hydrocarbon Indicators, by Alistair R. Brown, #40514 (2010).

Search and Discovery.com

Dare to Think Outside the Box: A Success Story in Shallow Reservoirs, Offshore Sarawak, Malaysia, #20184 (2012)

M. Sharir Mustafa, Sharifah Shahira Wafa, Khairul Amry Kamarudzaman, Azlan M. Sabirin

Search and Discovery.com

... brightness of the reservoir in Prospect K is lesser compare to K Field, hence reflecting the reservoir quality. Nevertheless, the attributes are showing...

Phase Residules Can Help Define Channels, by Marcilio Matos and Kurt J. Marfurt; #41140 (2013).

Search and Discovery.com

An Integrated Workflow for Mapping Stratigraphic Features: Identification and Characterization of Channelized Debris FlowsWithin the Lower Wolfcamp Shale of the Midland Basin; #51562 (2019)

Daniel Spaulding, Lowell Waite, Buzz Davis

Search and Discovery.com

... A’ Abandoned Channel, Channel Flanks or Over Bank Deposits Strawn 10,275.0-10293’ (Core 2). Brightness +40% Contrast +40% to better show sedimentary...

Key Performance Drivers of Oil Production from the Upper Castle Peak Member of the Green River Formation, Uinta Basin, Utah; #11377 (2023)

Matthew Jones, Josh Sigler, Luke Fidler, Riley Brinkerhoff, EPOCH

Search and Discovery.com

... Isopach LNG PT Net GR 20-80 Image Enhanced (+40% Brightness + 40% Contrast) AVG Total Gas AVG ROP • Vertical and horizontal microstylolites...

Microscopic Distribution of Thorium and Uranium in Volcanic Rock Textures and Minerals

John W. Gabelman

AAPG Special Volumes

...., v. 254, p. 404-412. Sakka, S., and J. D. MacKenzie, 1971, Relation between apparent glass transition temperature and liquidus temperature...

Identifying and Appraising Coalgas Reservoirs

Creties Jenkins

PTTC

... of organic matter - Lithotypes include vitrain, c1arain, durain, and fusain - • These bands are called "lithotypes" and are classified by brightness...

Statistical Time-Series Analysis and Sedimentological Tuning of Bedding Rhythms in a Triassic Basinal Succession (Southern Alps, Italy)

Florian Maurer, Linda Hinnov, Wolfgang Schlager

Special Publications of SEPM

... of core, with deviation between 31 and 36 cm. Brightness differences between individual photographs were corrected by calibration to a Kodak color...

Initial Results from a Test of the NASA EAARL Lidar in the Tampa Bay Region

Brock, John C., Wright, C. Wayne, Nayegandhi, Amar, Clayton, Tonya, Hansen, Mark, Longenecker, John, Gesch, Dean, and Crane, Michael

GCAGS Transactions

... method to map seagrass habitat around the margins of Gulf of Mexico estuaries. Further, the apparent brightness of the laser reflection at the recognized...

Joint Identification of Lithology and Lithofacies in Core Images Based on Deep Learning

Han Wang, Feifei Gou, Hanqing Wang, Shengjuan Cai

Unconventional Resources Technology Conference (URTEC)

... based on factors such as texture and brightness in the rock images, while lithofacies features are not as directly apparent and typically require...

Ion Microprobe Imaging as a Tool for Elucidating Waterflood Reactions

S. C. Elphick, B. T. Ngwenya, G. B. Shimmield

AAPG Bulletin

... yield, and thus the apparent brightness, varies from material to material in a way not necessarily related to the absolute species abundances. When...

Quantitative Investigation of the Water-Sensitivity Damage on Ultra-Low Permeability Reservoir

Jie Li, Bin Tu, Wei Li, Yunan Li

Unconventional Resources Technology Conference (URTEC)

... in the plane could be separated from the received total NMR signal, showing different brightness on the displaying screen. The signal values at all locations...

Shortwave Infrared Hyperspectral Imaging: A Novel Method For Enhancing the Visibility of Sedimentary And Biogenic Features In Oil-Saturated Core

Michelle Speta, Murray K. Gingras, Benoit Rivard

Journal of Sedimentary Research (SEPM)

... an ambient temperature above 0 °C. The SWIR camera can also be removed from the unit for other applications, such as tripod-mounted field surveys. Fig...

Quantitative Porosity Determination of Thin Sections Using Digitized Images

James V. White , Brenda L. Kirkland, Jonas P. Gournay

Journal of Sedimentary Research (SEPM)

... brightness, and/or changing hue eliminates many of these imperfections. We tried different permutations of the same image and found that modifying the image...

ABSTRACT: Advances in Hydrocarbon fluid inclusions microanalysis an modelling: A powerfull constraint for Diagenesis history and fluid flow reconstruction in reservoir appraisal; #90011 (2002)

Nicole Guilhaumou

Search and Discovery.com

... of trapping temperature, molecular composition and isochoric PVT modelling lead directly to the conditions of petroleum formation and migrations...