№ files_lp_4_process_2_68447
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The document presents a refined analysis of the yarn-on-yarn friction coefficient, highlighting significant improvements over previous methodologies for assessing yarn friction in rope manufacturing.
Year:
2021
Region / city:
London
Topic:
Friction coefficient in yarns and fibre ropes
Document type:
Research paper
Institution:
Imperial College London
Author:
Roger E Hobbs, Dr Isabel M L Ridge
Target audience:
Researchers, engineers, academics in structural and textile engineering
Period of validity:
N/A
Approval date:
N/A
Modification date:
N/A
Price: 8 / 10 USD
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The product description is provided for reference. Actual content and formatting may differ slightly.
Year:
2026
Region / Location:
Laboratory study
Subject Area:
Behavioral and physiological research
Document Type:
Scientific data table
Institution:
University research laboratory
Authors:
Not specified
Experimental Subjects:
Naïve standard housed and environmental enriched rats
Traits Analyzed:
Behavior, Physiology, Anatomy, Immune System, Molecules, Organ Function
Statistical Method:
One-sample t-test
Data Type:
Coefficient of variation ratios
Publication Status:
Extended data supplement
Document type:
Supplementary data tables
Scientific field:
Entomology
Research topic:
Mosquito insecticide susceptibility and genetic variation
Organism studied:
Mosquito
Insecticides analyzed:
Deltamethrin; Permethrin; Malathion; Bendiocarb
Genetic locus:
Position 1016
Population grouping:
Neighborhoods
Neighborhoods:
LO; LC; AVV; RA
Sample size indicator:
n
Genetic variables:
II genotype; VI genotype; VV genotype; Allele frequency (Freq I); Expected heterozygosity (He)
Observation note:
Populations where mortality changes were observed marked with an asterisk
Year:
Not specified
Region / city:
Not specified
Subject:
Statistical analysis, animal behavior, physiology, anatomy, and immune system
Document type:
Research table
Institution:
Not specified
Author:
Not specified
Target audience:
Researchers, scientists
Period of validity:
Not specified
Approval date:
Not specified
Date of changes:
Not specified
Contextual description:
A research data table presenting the results of the coefficient of variation (CV) analysis for various traits in rats and mice housed in standard or enriched environments.
Year:
2026
Region / City:
Not specified
Subject:
Clinical biochemistry, enzyme activity
Document type:
Supplemental table
Institution:
Not specified
Authors:
Not specified
Sample size:
657–980 patients
Assay types:
Disaccharidase activity, lactase, sucrase, maltase, palatinase
Specimen types:
Biopsies, endoscopies, pooled samples
Replicates:
4–8 per assay or biopsy
Patient groups:
Normal and clinical biopsies
Measurement unit:
U/g protein
Note:
Year
Author:
First A. AUTHOR1, Second B. AUTHOR2, Third C. AUTHOR3
Target Audience:
Specialists in tribology and related fields
Year:
2017
Region / city:
Manchester, Bristol, UK
Subject:
Welding, materials science
Document type:
Research paper
Institution:
University of Manchester, University of Bristol
Authors:
T. Suna, M. J. Roy, D. Strong, C. Simpson, P.J. Withers, P.B. Prangnell
Target audience:
Researchers, engineers in material science and welding
Period of validity:
Not specified
Approval date:
Not specified
Date of changes:
Not specified
Year:
2026
Region / City:
Not specified
Document Type:
Laboratory Report
Organization / Institution:
Not specified
Author:
Not specified
Target Audience:
Students, Researchers in Physics and Engineering
Period of Validity:
Not specified
Approval Date:
Not specified
Date of Amendments:
Not specified
Year:
Not specified
Region / City:
Not specified
Subject:
Physics
Document Type:
Educational Material
Institution:
Not specified
Author:
Not specified
Target Audience:
Students of Physics
Period of validity:
Not specified
Approval Date:
Not specified
Date of Changes:
Not specified
Year:
2023
Region / City:
Blacksburg, Virginia, USA
Topic:
Friction Measurement, Regression Methods
Document Type:
Research Paper
Institution:
Virginia Tech Transportation Institute
Authors:
Samer Katicha, Gerardo W. Flintsch, Edgar David de León Izeppi
Target Audience:
Researchers, Engineers
Period of Validity:
N/A
Date of Approval:
N/A
Date of Modifications:
N/A
Year:
2026
Region / city:
Not specified
Topic:
Kinetic friction, experimental design, material science
Document type:
Lab instructions
Institution:
IOLab
Author:
Not specified
Target audience:
Students of physics
Period of validity:
Not specified
Approval date:
Not specified
Modification date:
Not specified
Year:
2026
Region / City:
Not specified
Subject:
Physics, Mechanics
Document Type:
Educational exercise / Laboratory guide
Author:
Matt Vonk
Target Audience:
Students studying physics
Measurement Focus:
Velocity, acceleration, displacement, friction
Equipment / Scenario:
Person sliding on ice, 90-kg mass
Calculation Methods:
Average velocity, uncertainty analysis, forces and friction
Observational Data:
Distance in meters, time in frames and seconds
Year:
2023
Region / City:
India
Topic:
Welding of Aluminium Alloys
Document Type:
Review Article
Institution:
Gurgaon Institute of Technology & Management; Chandigarh Engineering College
Authors:
Mandeep Kaur, Taljeet Singh, Kuldeep Singh
Target Audience:
Researchers and engineers in mechanical and materials engineering
Materials Studied:
Aluminium Alloys AA6061, AA2219, AA5083
Processes Analyzed:
Friction Stir Welding (FSW), Gas Metal Arc Welding (GMAW), Gas Tungsten Arc Welding (GTAW), MIG/TIG welding
Mechanical Properties Investigated:
Tensile strength, hardness, microstructure, fatigue life, impact resistance
Welding Parameters:
Welding speed, current, voltage, filler material, shielding gas, heat input, tool type
Testing Methods:
Tensile tests, hardness tests, microstructural analysis
Purpose:
Comparison of mechanical performance and microstructural characteristics of different welding techniques for aluminium alloys
Subject:
Physics
Topic:
Friction and atomic interactions during surface contact
Document type:
Laboratory worksheet
Educational level:
School science class
Activity type:
Pre-lab reflection and interactive simulation analysis
Software / resource referenced:
PhET Friction Simulation
Objects studied:
Two books representing contacting surfaces
Measured variable:
Temperature change during friction
Concepts addressed:
Surface friction, particle motion, microwelds, heat generation
Student tasks:
Reflection, hypothesis writing, simulation interaction, observation recording
Fields included:
Name, Date, School, Facilitator
Date of publication:
December 3, 2019
Location:
Plymouth, Michigan, USA
Document type:
Press release
Organization:
Freudenberg Sealing Technologies
Parent organization:
Freudenberg Group
Product:
Levitorq axial thrust washer with scoop feature
Technology field:
Sealing technology and hydrodynamic lubrication
Industry applications:
Automotive powertrain, transmissions, driveline components, industrial machinery
Material technology:
Polymeric thrust washers (thermoplastic and thermoset materials)
Performance characteristics:
Increased pumping ability and higher critical speed up to 10,000 rpm
Product portfolio:
Low Emission Sealing Solutions (LESS)
Key personnel mentioned:
Ray L. Szparagowski
Media contacts:
Cheryl Eberwein; Ulrike Reich
Company scale (2018):
About €2.3 billion in sales and approximately 15,000 employees
Year:
2017-18
Class:
VIII
Subject:
Science
Topic:
Force and Friction
Prepared by:
Mrs. Sreeja
Type of document:
Educational Worksheet
Target audience:
Students of class VIII
Date:
Not specified
Date of approval:
Not specified
Date of modification:
Not specified
Year:
2026
Institution:
University Laboratory
Course:
Control Systems Lab
Instructor:
Lab TA
Student:
Lab Partner
Sections:
I – Analog Computer, II – WinCon, III – WinCon with Friction Compensation
Type of document:
Lab report
Parameters evaluated:
Overshoot (Mp), Rise time (tr), Settling time (ts), Steady-state error (Ess), Gains, Friction values
Purpose:
Comparison of theoretical and experimental system performance
Evaluation criteria:
Theoretical vs. experimental results, impact of unmodeled dynamics, friction effects
Audience:
Students and instructors in control systems laboratory courses
Note:
Year
Subject:
Physics
Document Type:
Educational material
Target Audience:
Students
Keywords:
Energy conservation, friction, velocity, motion, kinematics, energy loss, physics problems
Year:
2026
Location:
Laboratory testing facility
Subject:
Tribology and surface analysis
Document type:
Experimental data report
Institution:
Materials Science Department
Authors:
Not specified
Tested materials:
Steel
Tested gases:
Air, O2, N2, H2, Argon, Helium, Ammonia, CO2, CO, Methane, Ethane, Propane, Butanes, Ethene, Propene, Ethyne
Measurement parameters:
Friction coefficient, wear values, XPS spectra
Test method:
HPR friction and switching tests
Supplementary data:
High resolution XPS spectra of clean steel surface
Description:
Experimental dataset detailing friction coefficients and wear measurements under various gas environments with accompanying XPS surface analysis, serving as a primary source for tribology research.