Results 11 to 20 of about 77,020 (217)

Rapid Analysis of Abietanes in Conifers [PDF]

open access: yesJournal of Chemical Ecology, 2006
Diterpene resin acids are major constituents of conifer oleoresin and play important roles in tree defense against insects and microbial pathogens. The tricyclic C-20 carboxylic acids are generally classified into two groups, the abietanes and the pimaranes. The abietanes have conjugated double bonds and exhibit characteristic UV spectra.
P J, Kersten   +3 more
openaire   +2 more sources

Additive and subtractive rapid prototyping techniques: a comparative analysis of FDM & CNC processes [PDF]

open access: yesInternational Journal of Industrial Engineering and Management, 2021
The present research addresses a comparative analysis among Additive (ARP) and Subtractive (SRP) rapid prototyping techniques, aiming to determine which approach presents greater technical and economic viability for physical prototype manufacturing.
Alvaro Neuenfeldt-Junior   +5 more
doaj   +1 more source

Comparing Calibration Algorithms for the Rapid Characterization of Pretreated Corn Stover Using Near-Infrared Spectroscopy

open access: yesFrontiers in Energy Research, 2022
Rapid characterization of biomass composition is a key enabling technology for biorefineries—the ability to measure the chemical composition of biomass materials entering the biorefinery as well as the composition of key process intermediate streams ...
Zofia Tillman, Edward J. Wolfrum
doaj   +1 more source

Rapid analysis of mandibular margins [PDF]

open access: yesThe Laryngoscope, 1995
AbstractEvaluating surgical margins during composite resection of carcinoma is limited by analysis of the bone margins. The standard pathologic evaluation of bone is by decalcification. A method of analysis was devised based on histologically proven methods of cortical invasion and subsequent spread. Frozen section analysis (FSA) of the cancellous bone
L A, Forrest   +3 more
openaire   +2 more sources

ON THE STABILITY OF RAPIDITY GAP ANALYSIS [PDF]

open access: yesInternational Journal of Modern Physics A, 2002
It is argued that the newly introduced moments of rapidity gaps for the event-by-event fluctuations depends on the number of events and multiplicity. The interesting ones are unstable under ISR energies of h–h collisions. The instability is well improved when multiplicity increases.
Hongbo, Liao, Yuanfang, Wu
openaire   +2 more sources

Fast and Inexpensive Detection of Bacterial Viability and Drug Effectiveness through Metabolic Monitoring

open access: yesSensors, 2016
Conventional methods for the detection of bacterial infection such as DNA or immunoassays are expensive, time consuming, or not definitive and thus may not provide all the information sought by medical professionals.
Sondos Ayyash   +2 more
doaj   +1 more source

Application of near-infrared spectroscopy for the rapid analysis of Lonicerae Japonicae Flos solution extracted by water [PDF]

open access: yesJournal of Innovative Optical Health Sciences, 2014
A rapid quantitative analytical method for three components of Lonicerae Japonicae Flos solution (Lonicera Japonica Thumb.) extracted by water was developed using near-infrared (NIR) spectroscopy and the partial least-squares (PLS) method.
Xue Xiao   +7 more
doaj   +1 more source

Rapid modeling and analysis with QGENIE [PDF]

open access: yes2009 International Multiconference on Computer Science and Information Technology, 2009
QGENIE is a specialized interface to GENIE, a decision modeling environment developed by the Decision Systems Laboratory, University of Pittsburgh. QGENIE allows for rapid construction of graphical models in which all variables are propositional, almost no numerical probabilities are displayed at the user interface, and degrees of truth of propositions
openaire   +1 more source

Disengaged response behavior when the response button is blocked: Evaluation of a micro-intervention

open access: yesFrontiers in Psychology, 2022
In large-scale assessments, disengaged participants might rapidly guess on items or skip items, which can affect the score interpretation’s validity. This study analyzes data from a linear computer-based assessment to evaluate a micro-intervention that ...
Lothar Persic-Beck   +3 more
doaj   +1 more source

ON AN APPARATUS FOR RAPID ANALYSIS OF GASES. [PDF]

open access: yesJournal of the American Chemical Society, 1883
n ...
openaire   +2 more sources

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