Rising Industrialization in Africa Opens New Markets for Industrial Gases
Industrial Gases Market By Product (Oxygen, Nitrogen, Carbon Dioxide, Hydrogen, Argon, Acetylene, and Other Products), By Application, By Distribution, By End-User, By Region and Companies - Industry Segment Outlook, Market Assessment, Competition Sc
0 views • 5 slides
Advantages and Requirements of Underground Cables
Underground cables offer advantages like better protection from damage, fewer faults, and improved appearance. However, they come with higher installation costs and insulation challenges at high voltages. Requirements include using high-conductivity stranded copper or aluminum conductors, proper ins
0 views • 22 slides
The Noble Gases: Properties, Sources, and Uses
The noble gases, including helium, neon, argon, krypton, xenon, radon, and Oganesson, are characterized by their low reactivity due to a complete electron configuration. They have diverse applications, such as forming inert atmospheres, medical treatments, and lighting technologies. Naturally occurr
0 views • 16 slides
IGU Gas Storage Committee 2022-23 Meeting Highlights
The IGU Gas Storage Committee, Group 3, discussed key topics for 2022-23 including underground storage, evolving market conditions, decarbonized energy storage, and the role of underground hydrogen storage. The committee aims to advocate positions, cooperate with stakeholders, and enhance IGU's visi
0 views • 10 slides
Neutron-Antineutron Oscillation Sensitivity Study at DUNE
The study at DUNE focuses on discriminating signals for neutron-antineutron oscillation sensitivity, aiming to measure CP violation and explore BSM physics. DUNE uses a Liquid Argon Time Projection Chamber to search for antineutron annihilation in nuclei, branching ratios, and interaction products s
0 views • 10 slides
Understanding the Underground Railroad Through Freedom Quilts
The Underground Railroad was not an actual railroad but a network of secret routes used by black slaves to escape to freedom. Freedom quilts played a crucial role as signals for the slaves, with specific patterns carrying hidden messages to guide their journey to safety. Seamstresses created sampler
2 views • 19 slides
Exploring Dark Matter in Southern Hemisphere with PAUL Project - A Scientific Journey
Join the PAUL project team as they delve into the search for dark matter in the Southern Hemisphere at L'Aquila, Italy. Discover operational underground labs, historical milestones, new developments, and future projects in South Africa. Explore the collaboration with world-class universities and the
0 views • 25 slides
Argon Recovery and Measurement in DArT Collaboration Meeting Overview
This document discusses the process of measuring and recovering underground argon in the context of a DArT Collaboration Meeting. It includes information about the underground argon in LSC, the DArT gas system presentation, the procedure to empty DArT, hardware issues related to the connection to ga
0 views • 11 slides
Lifecycle Analysis of Renewable Energy Facilities in Virginia
A comprehensive report presented at the Virginia Energy Summit discusses the analysis of renewable energy facilities' life cycle, legislative background, required analysis topics, key findings, and recommendations, emphasizing feasibility, costs, recycling opportunities, and potential impacts on und
0 views • 14 slides
Advancements in Doping Liquid Argon with Xenon: Historical Overview
Delve into the historical review and latest developments of doping liquid argon with xenon, aiming to shift light wavelengths for improved visibility in TPC volumes. Key questions address the effect on scintillation components, stability of xenon doping, and potential ice cluster formation. Early st
0 views • 27 slides
Understanding Electroluminescence Time Projection Chamber (EL TPC) Physics
Delve into the fundamentals of Electroluminescence Time Projection Chambers (EL TPCs) through concepts like electron drift, scintillation mechanisms in noble gases, and charge yield estimation. Explore the workings of EL TPC prototypes, such as ZEPLIN II/III and DarkSide, for applications like react
0 views • 23 slides
Analysis of NGC Base HV Breakdown Study and Voltage Divider Diagram
The NGC Base HV breakdown study identifies potential workmanship issues affecting sparking in a 60% Neon-40% Argon atmosphere near +2000V. Recommendations include checking and redoing signal and ground attachments, along with hi-potting HV cables to 3000V. Switching to 60% Neon/40% Argon prompts a c
1 views • 14 slides
Understanding Argon Shrouding for Metallurgy Applications
Argon shrouding is a technique used in metallurgy to create a protective environment around molten steel during the teeming process. This helps prevent re-oxidation, reduce oxygen and nitrogen in the final product, and avoid steel build-up. The effectiveness of shrouding depends on factors like shro
0 views • 16 slides
Exploring Neutrons and Argon in the DUNE and ARTIE Experiments
Detailed overview of experiments like DUNE and ARTIE focusing on the use of liquid argon time projection chambers for studying neutron interactions. Discussions include Pulsed Neutron Source calibration, scattering length measurements, ARTIE setup for resonant transport interactions, and current sim
2 views • 10 slides
Neutrino Interactions with Liquid Argon at DUNE Near Detector Complex
The Deep Underground Neutrino Experiment (DUNE) aims to study neutrino oscillations using high-precision measurements with detectors like the Near Detector complex located downstream of the neutrino beam. Components such as ND-LAr and SAND play crucial roles in scanning energy spectra. SAND, a perma
0 views • 16 slides
Understanding Diffraction Processes and Meson Production in Nuclear Interactions
Exploration of diffraction dissociation of nuclear nucleons in nucleus-nucleus interactions using Geant4 FTF model and NA61/SHINE results for various nucleus combinations. Insights into meson production in argon-nucleus interactions at different energies and the impact of models like DCM/AGT, UrQMD,
0 views • 17 slides
Understanding Molecular Flow in Vacuum Systems
Molecular flow in vacuum systems occurs at low pressures where particles move independently, interacting mainly with the vessel's geometry. Tools like MolFlow+ and simulations help analyze pressure profiles and validate system designs. Geometry, outgassing, and pumping speeds are critical factors im
0 views • 11 slides
Studies on Defects in ZnO Nanowires and Their Impact on Properties
In this research, various aspects of defects in ZnO nanowires are explored, including their formation through heating and ion bombardment, as well as the role of contacts. The investigation delves into the growth, control, and motivation of defects, showcasing the effects of processes like argon bom
0 views • 8 slides
Advancements in Pixel Readout R&D for Large Liquid Argon Time-Projection Chambers
Explore the latest developments in pixel readout research and development for large liquid argon time-projection chambers (LArTPCs) presented by Dan Dwyer at the CYGNUS Collaboration Meeting. Learn about signal characteristics, wire signal ambiguity, challenges in true 3D readout, and the innovative
0 views • 13 slides
Understanding Lasers in Periodontics: A Comprehensive Overview
Lasers play a significant role in periodontics, offering precise treatment with minimal discomfort. The technology involves light amplification, stimulation of photons, emission processes, and properties of laser light. Classification of lasers based on active medium types is explored, along with sp
0 views • 30 slides
Exploring Ghost Stories in the London Underground
Delve into the mysteries of ghost stories within the London Underground through a documentary that discusses monitoring stations, strange events, and unexplained phenomena. Witness accounts and expert analysis shed light on ghostly encounters, providing insight into the paranormal occurrences below
0 views • 24 slides
Advances in Nanoparticle-Enhanced Photosensors for UV Light Detection and Quantum Confinement Research
Nanoparticle-enhanced photosensors are being developed by Steve Magill at Argonne National Laboratory for UV light detection, utilizing quantum confinement to enhance electronic and optical properties. Quantum confinement creates discrete energy levels in nanoparticles smaller than the electron wave
0 views • 30 slides
Underground Storage Tank Enforcement Update - February 2020
The update includes details of enforcement actions taken by the Division, such as orders issued, penalties imposed, and resolutions achieved in relation to underground storage tanks. Examples of resolved orders include violations like failure to monitor tanks regularly, lack of corrosion protection
0 views • 9 slides
Exploring the Daya Bay II: Jiangmen Underground Neutrino Observatory (JUNO)
Delve into the Daya Bay II project, encompassing the Jiangmen Underground Neutrino Observatory (JUNO), which secured a substantial funding commitment from the Chinese government. With construction slated to commence in 2015 and the first physics data expected by 2020, this ambitious venture has garn
0 views • 13 slides
Explore Underground Construction Technologies at UCT International Conference & Exhibition
UCT's Underground Construction Technology International Conference & Exhibition is a key industry event for connecting with customers and showcasing innovative solutions. Addressing challenges like budget constraints and limited customer visibility, UCT provides a cost-effective platform to engage w
0 views • 13 slides
Asian Americans in Underground Filmmaking: Punk, Anti-establishment, and DIY Mentality
Explore the world of Asian American filmmakers in underground cinema creating thought-provoking films with punk influences, anti-establishment themes, and a strong DIY mentality. Not confined by traditional norms, these filmmakers challenge the status quo and express creativity outside mainstream Ho
0 views • 22 slides
Regulatory Review of Underground Storage Tank Rules by Andria Merritt - Division of Waste Management
This regulatory review covers three key sections - 15A.NCAC.02N, 15A.NCAC.02O, and 15A.NCAC.02P - related to underground storage tank rules. The initial determinations highlight the rules necessary with substantive public interest and the actions required for approval. The schedule outlines the time
0 views • 7 slides
Harriet Tubman and the Underground Railroad Presentation
Explore Harriet Tubman's courageous efforts on the Underground Railroad through an interactive PowerPoint, fostering understanding of slavery, abolition, and Tubman's legacy. Engage students in discussions about Tubman's impact on U.S. history and her potential appearance on the $20 bill.
0 views • 11 slides
Understanding Neutralization of Proton Beam Using Charge Exchange Cell in COMSOL
In various applications, collisions of neutral particle beams with target materials play a crucial role. This process involves neutralizing high-velocity proton beams by passing them through a charge exchange cell filled with neutral gas, such as argon. The cell allows protons to capture electrons f
0 views • 17 slides
Polymer Physics for Route Optimization on the London Underground
Aston University's research on polymer physics applied to route optimization on the London Underground addresses the challenges of routing algorithms, interaction among communications, and the need for choices-sensitive optimization. The study explores models to minimize congestion and optimize traf
0 views • 35 slides
Kentucky Public Service Commission - Underground Facilities Protection Law Overview
Kentucky Public Service Commission enforces the Underground Facility Damage Prevention Act, which sets requirements for excavators and operators to prevent damage to underground facilities such as telecommunications, electricity, natural gas, and more. The law defines key terms like damage, excavato
0 views • 40 slides
Evolution of Underground Science at Laboratoire Souterrain de Modane
Explore the evolution of underground science at Laboratoire Souterrain de Modane, from its inception to becoming a national facility for fundamental physics research. Through mergers and advancements, the facility now hosts a wide range of interdisciplinary topics, including astroparticles, nuclear
0 views • 25 slides
Georgia Underground Marking Standards and Guidelines
Comprehensive guidelines and standards for underground utility marking in Georgia, including GUFPA laws and PSC rules enforcement, utility markings, tolerance zones, locating nonconductive lines, marking duct structures, joint trenching, and other important considerations.
0 views • 32 slides
Progress in Closing Leaking Underground Storage Tank Sites Over 20 Years
Contamination from leaking underground storage tank (UST) sites poses a threat to groundwater, which is a crucial source of drinking water for many Americans. The EPA, along with various partners, has significantly reduced the backlog of such sites from around 168,400 in 1999 to 64,800 in 2019. Prog
0 views • 8 slides
DArT-2 Tests and Experiments Overview
The DArT-2 tests involve twin experiments - DArT-2 and DArT-Test, focusing on ensuring the performance of DArT-2 in studying underground argon. Various tests like electronic tests of the PDM and vacuum tests are conducted to guarantee proper operation. Challenges with vacuum sealing and solutions li
0 views • 8 slides
Simulation Scenarios for Underground Mining in IEEE 802.11-18
This document discusses the motivation and proposed simulation scenarios for reliable communication in underground mining environments using Li-Fi technology. It addresses the shortcomings of Wi-Fi, IrDA, and BLE in such specialized settings and presents detailed scenarios for mining roadway and wor
0 views • 7 slides
Research on Liquid Argon for Neutron Detection in High-Energy Physics Experiments
Illustrations and descriptions of the DUNE project, Liquid-Argon Time Projection Chambers, Pulsed Neutron Source calibration, and the ARTIE experiment investigating Argon's scattering length. Current work involves simulations for energy reconstruction using Geant4. These experiments aim to improve p
0 views • 9 slides
Advancements in Liquid Argon Time Projection Chamber Technology
Explore the capabilities of the DUNE project with a focus on the Far Detector conceptual design, operating principles of Single Phase LAr TPC, and advantages/disadvantages of liquid argon as a detection medium. The innovative technology allows for precise tracking at the sub-1mm level and facilitate
0 views • 36 slides
Underground Storage Tank Enforcement Update - October 2, 2019
The Underground Storage Tank Enforcement Update provides information on current enforcement cases, types of enforcement cases, and status definitions for Enforcement Action Requests (EARs) and Orders. It includes details on the number of EARs received, active EARs, and status definitions for EARs an
0 views • 9 slides
Recent Updates in Underground Facility Damage Prevention Regulations
Recent law changes in the field of underground facility damage prevention, including updates on incident reporting responsibilities for excavators and operators, propane inclusion, and notifying 911. The amendments aim to enhance safety measures and streamline communication processes in excavation a
0 views • 16 slides