MRI BASICS & HISTORY AASIF MAJEED LONE
Magnetic Resonance Imaging (MRI) has revolutionized medical imaging, offering detailed views of the body without harmful radiation. This article delves into the historical development of MRI, highlighting key milestones such as the discoveries of the Rotating Magnetic Field by Nikola Tesla and the w
9 views • 49 slides
Introduction to NMR Spectroscopy: A Powerful Tool for Structural Analysis
Nuclear Magnetic Resonance (NMR) spectroscopy is a vital technique in determining the structure of organic molecules. It complements IR and UV spectroscopies by providing a detailed map of the carbon-hydrogen framework. Understanding the physics behind NMR, such as nuclear spin and the effect of mag
6 views • 30 slides
Basic Principles of MRI Imaging
MRI, or Magnetic Resonance Imaging, is a high-tech diagnostic imaging tool that uses magnetic fields, specific radio frequencies, and computer systems to produce cross-sectional images of the body. The components of an MRI system include the main magnet, gradient coils, radiofrequency coils, and the
2 views • 49 slides
Radiographic Imaging Methods of the Respiratory System
Radiographic imaging plays a crucial role in the evaluation and diagnosis of thoraco-mediastino-pleuro-pulmonary conditions. Techniques like radioscopy, digital radiography, computer tomography, magnetic resonance imaging, conventional pulmonary angiography, and hybrid imaging methods offer detailed
10 views • 21 slides
Comprehensive Overview of Maxillary Sinus Anatomy and Function
The maxillary sinus, also known as the antrum of Highmore, is a key structure in the paranasal air sinuses. Described first in 1651, it plays a vital role in skull lightening, voice resonance, and air filtration. This pyramidal-shaped sinus is lined with Schneiderian membrane and has complex vascula
1 views • 41 slides
SMuRF: SLAC Microresonator RF Readout
SMuRF group at SLAC developed a cutting-edge RF readout system for cryogenic micro-resonators used in research. The system features cold resonators tuned with TES current and a flux ramp to eliminate 1/f noise. Key technical challenges include noise, linearity, wide bandwidth, and computation power.
3 views • 16 slides
Advanced Microscopy Techniques and Applications in Cell Biology
Explore the diverse world of advanced microscopy techniques in cell biology, from confocal and super-resolution imaging to Fluorescence Resonance Energy Transfer (FRET) microscopy and Fluorescence Recovery After Photobleaching. Discover the latest methods, considerations, and applications for studyi
3 views • 21 slides
Understanding Cleft Lip and Palate: Causes, Effects, and Management
Explore the nature, causes, and challenges associated with cleft lip and palate conditions, affecting 1 in 7 babies worldwide. Learn about the higher prevalence in certain populations and environmental influences during pregnancy. Discover the impact of clefts on speech, resonance, and emotional wel
4 views • 39 slides
Acoramidis Improves Cardiac Function in Transthyretin Amyloid Cardiomyopathy
Acoramidis, a next-generation TTR stabilizer, shows promising results in improving cardiac function and promoting regression in Transthyretin Amyloid Cardiomyopathy. The ATTRibute-CM Cardiac Magnetic Resonance Substudy evaluated changes in cardiac structure, function, and amyloid burden after treatm
0 views • 8 slides
Reflections on Time, Kings, and the Melancholy Harp
Delve into the poignant verses of Judith Wright's poetry, exploring themes of suffering, longing, and redemption through the lens of time, kingship, and the mystical presence of a haunting harp. Witness the evocative imagery as the old king seeks solace, the harp praises time, and the human soul is
0 views • 8 slides
Advanced Imaging Technologies in Healthcare
Explore the world of digital imaging equipment including computed tomography (CT) scanners and magnetic resonance imaging (MRI) machines. Discover how these technologies work, their uses in medical diagnosis, and important facts to consider. Learn about the risks associated with CT scans and the ben
0 views • 59 slides
- Development of Alternative Methodology for Default Road Load Parameters in Vehicle Testing
- The initiative to develop an alternative methodology for default road load parameters in vehicle testing was led by RDW and ACEA. The process involved multiple meetings, discussions, and proposals, resulting in the acceptance of the concept of a road load matrix family. Various x-factors were adop
2 views • 22 slides
Understanding Aromatic Compounds: Benzene and Its Structures
Aromatic compounds, specifically benzene and its derivatives, are central to organic chemistry. This summary delves into the resonance structures of benzene proposed by Kekulé, the orbital model for benzene, symbols representing benzene, and the aromatic character rules based on electron count. Thi
2 views • 25 slides
Understanding Waves: A Visual Exploration
Explore the fascinating world of waves through visually engaging images and interactive clickers. Learn about different types of waves, including longitudinal and transverse waves, and discover what waves carry - energy, not matter. Delve into the concepts of mechanical and electromagnetic waves, an
0 views • 37 slides
Understanding the Basics of 13C NMR Spectroscopy
Nuclear Magnetic Resonance (NMR) Spectroscopy is a powerful analytical tool used in chemistry to study the structure of molecules. This summary focuses on the application of 13C NMR spectroscopy, which provides valuable information about carbon atoms in a compound. The low natural abundance of carbo
0 views • 36 slides
NMR Applications in Organic Chemistry Research
NMR (Nuclear Magnetic Resonance) is a powerful technique used in organic chemistry research for a wide range of applications, including structure elucidation, identification of small molecules, quantitative analysis, and studying dynamics. Through various NMR experiments, researchers can determine s
1 views • 13 slides
Recent Advances in Gold Nanoparticles and Nanofluids Synthesis and Applications
Gold nanoparticles (AuNPs) and nanofluids are attracting significant interest due to their unique properties and diverse applications. This article discusses the synthesis methods, optical properties, and applications of gold nanoparticles, as well as the preparation techniques and characteristics o
2 views • 8 slides
Understanding Hammett Parameters in Organic Chemistry
The Hammett Parameters analysis, particularly the Hammett Plot, is a valuable tool in studying the electronic effects of substituents on aromatic systems. This linear free-energy relationship approach aids in optimizing reaction conditions and probing reaction mechanisms. Applications of Hammett Par
0 views • 8 slides
Understanding NMR Spectroscopy and Chemical Shifts
Nuclear Magnetic Resonance (NMR) spectroscopy is a powerful technique for analyzing molecular structures based on the chemical shifts of protons. In an NMR spectrum, peaks correspond to different protons in a compound, with their positions, intensities, and spin-spin splitting providing valuable inf
0 views • 19 slides
IEEE 802.11-20/0586r4 MLO Indication of Critical Updates
The document discusses the need for a mechanism in the MLO framework to enable non-AP MLDs to receive updates to operational parameters without monitoring all links. It proposes that each AP of an MLD should provide an indication of updates to another AP's operational parameters. It also outlines ho
0 views • 17 slides
Understanding Factors Affecting IR Bands in Sample Preparation
Learn about the importance of sample preparation in infrared spectroscopy, including techniques for solid sample preparation and the choice of solvents to obtain accurate IR spectra. Discover how factors like inductive and resonance effects influence IR frequencies in different functional groups.
0 views • 14 slides
Understanding Flip-Flop Timing Parameters in Digital Systems
In digital systems, flip-flop timing parameters are crucial for proper operation. Synchronous inputs must remain stable before and after the clock edge to ensure correct storage of values. Clock frequency, setup time, hold time, and propagation delay play key roles in signal integrity. By considerin
0 views • 9 slides
Mechanisms and Models of Nuclear Reactions
The chapter discusses the reaction cross-section in nuclear reactions, including resonance and tunneling phenomena. It explains the probability of reactions occurring, the influence of nuclear radius on cross-section, and how tunneling allows reactions at energies lower than the Coulomb barrier. Exa
0 views • 22 slides
Understanding Aldehydes and Ketones in Organic Chemistry
Aldehydes and ketones are compounds that contain carbonyl groups (>C=O). Aldehydes have the CO group linked to either two hydrogen atoms or one hydrogen atom and one alkyl or aryl group, while ketones have the CO group linked to two alkyl or aryl groups. The structure of the carbonyl group is charac
0 views • 26 slides
Aromatic Hydrocarbons: Structure, Aromaticity, and Nomenclature
Aromatic hydrocarbons, with benzene as a key example, possess unique properties due to their highly unsaturated structures. The molecular formula of benzene is C6H6, and it exhibits resonance through a planar structure with sp2-hybridized carbons. To be classified as aromatic, a compound must have a
0 views • 19 slides
Exploring Contextual Ideas in Frankenstein by Mary Shelley
An analysis of contextual ideas related to the study of Frankenstein by Mary Shelley. Delve into the key connotations, connections with other literary texts, and the enduring resonance of a novel written almost 200 years ago. Understand the significance of the contexts in which literary texts are wr
0 views • 57 slides
Building Engineering Systems Overview
Explore the standards, requirements, and parameters for building engineering systems, focusing on indoor microclimate conditions, energy efficiency, and optimal parameters for different seasons. Learn about European and Lithuanian standards, as well as specific parameters for school classrooms. Refe
0 views • 8 slides
Exploring Themes in The Kite Runner by Khaled Hosseini
Delve into the intricate relationships, societal reflections, and internal conflicts portrayed in Khaled Hosseini's novel "The Kite Runner." From childhood friendships to family dynamics, religious identity to moral ambiguity, the story unfolds against a backdrop of Afghanistan's changing landscape.
0 views • 28 slides
Comprehensive Overview of Lewis Model in Chemical Bonding
Examining the coverage of Exam 3 and final exam topics including PV=nRT problems, qualitative features of kinetic theory of gases, atomic dimensions, spdf song, ionic compound predictions, Lewis octet structures, formal charges, VSEPR theory predictions, oxyanion examples of resonance, and the signi
0 views • 19 slides
Advanced Magnetic Resonance Imaging Components Gallery
Explore a collection of high-quality images showcasing various components used in advanced magnetic resonance imaging systems. From coils and yokes to formers and shells, get a detailed look at the intricate details of these essential parts. Each image provides a unique perspective on the technology
0 views • 15 slides
PDSCH Demodulation Parameters & Requirements Discussion
This document covers the discussion on PDSCH demodulation parameters and requirements for UE demodulation and CSI reporting in FR2 DL 256QAM, specifically focusing on static channel mode, TDL-D channel mode, and TDL-A channel mode. The document also explores rank options, channel bandwidth, PRB allo
0 views • 9 slides
Physics Concepts Illustrated with Images
Explore various physics concepts such as sound waves, light bending, resonance, wave velocity, and more through visually engaging images and related questions. Concepts like guitar string vibrations, compression waves, refraction of light, tuning fork vibration, and sound wave frequency are explaine
2 views • 22 slides
Automatic Optimization of Basis Set Parameters for Enhanced Quality
Learn how to automatically optimize the parameters that define the quality of the basis set with the Simplex code, as detailed by Alberto García Javier Junquera. This process involves compiling the Simplex code, preparing the necessary input files, creating a directory for running the optimization
0 views • 11 slides
User-Centric Parameters for Call Handling in Cellular Mobile Voice Service
The ITU Regional Standardization Forum for Africa held in Kampala, Uganda in June 2014 introduced ITU-T Recommendation E.807, focusing on the definitions and measurement methods of user-centric parameters for call handling in cellular mobile voice service. The recommendation outlines five key parame
1 views • 15 slides
Optimizing SG Filter Parameters for Power Calibration in Experimental Setup
In this investigation, the aim is to find the optimal SG filter parameters to minimize uncertainty in power calibration while avoiding overfitting. Analyzing power calibration measurements and applying SG filter techniques, the process involves comparing different parameters to enhance filter perfor
0 views • 21 slides
Enhancing Spiral Inductors: Design, Modeling, and Performance Optimization
Understanding the importance of inductor parameters like inductance value, self-resonance frequency, and quality factor, this content explores loss mechanisms in inductors and ways to improve their quality. It delves into topics such as reducing phase noise in oscillators, minimizing insertion loss
0 views • 17 slides
Comprehensive Guide to TALYS Nuclear Reaction Data Evaluation
Dive into the world of TALYS nuclear data evaluation with detailed steps on getting, installing, setting up, and running TALYS sample cases. Explore various sample cases covering topics like unresolved resonance range parameters, medical isotope production, and more. Learn how to use TALYS for your
0 views • 22 slides
Tuning and Matching of 1 and 2 Loops Antenna
The aim of the project is to match the impedance of the circuit to 50 ohms at the resonance frequency of 14.8 MHz. The process involves calculating the impedance, working at low frequencies to determine key parameters, calculating capacitors, determining Q, and finally calculating tuning and matchin
0 views • 25 slides
Analysis of Magnet Errors in CEPC and LEP: Impact on Accelerator Performance
Investigating the effects of magnet errors on the Double Arc (DA) in the CEPC partial double ring, including alignment parameters, field errors, and their consequences on the orbit, tune, and stability of the beam. The study explores quadrupole, bending magnet, and sextupole field errors, highlighti
0 views • 13 slides
Understanding Functions in Modular Programming
Functions in modular programming allow for hierarchical decomposition of problems into smaller tasks, with interfaces defining input parameters and output. Each function operates independently, following a specific structure for headers, parameters, and return statements. Proper function prototyping
0 views • 27 slides