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Weak Base Solutions

Weak Base Solutions

Some compounds produce hydroxide ions when dissolved by chemically reacting with water molecules. In all cases, these compounds react only partially and so are classified as weak bases. These types of compounds are also abundant in nature and important commodities in various technologies. For example, global production of the weak base ammonia is typically well over 100 metric tons annually, being widely used as an agricultural fertilizer, a raw material for chemical synthesis of other...

Strong Acid and Base Solutions

Strong Acid and Base Solutions

A strong acid is a compound that dissociates completely in an aqueous solution and produces a concentration of hydronium ions equal to the initial concentration of acid. For example, 0.20 M hydrobromic acid will dissociate completely in water and produces 0.20 M of hydronium ions and 0.20 M of bromide ions.

Leveling Effect and Non-Aqueous Acid-Base Solutions

Leveling Effect and Non-Aqueous Acid-Base Solutions

This lesson defines the leveling effect in acidic and basic solutions and its role in aqueous and non-aqueous solutions. It is essential to understand the competing nature of various species in a chemical system.
The Leveling Effect of a Solvent
A generic acid (HA) reacts with the generic base (B-) to yield the corresponding conjugate base (A-) and conjugate acid (HB):

Solution Composition During Acid/Base Titrations

Solution Composition During Acid/Base Titrations

The titration of a weak acid with a strong base results in the formation of water and the conjugate base of the acid. For instance, titrating acetic acid with sodium hydroxide leads to the formation of water and sodium acetate. A solution of acetic acid and sodium acetate constitutes a buffer whose relative concentration at different stages of the titration is indicated by the α values, which represent percentages of the weak acid and its conjugate base.
The α0 and α1 values...

Econometric Views (EViews)

Econometric Views (EViews)

Econometric Views, often stylized as EViews, is a package that merges statistical analysis with econometric studies. It is designed to provide tools for time series analysis, forecasting, and econometric model simulation. The software originated from MicroTSP software and has evolved significantly since its inception in 1981. The history of EViews is marked by a continuous effort to enhance its computational speed and user interface. It was initially developed for large computing systems but...

Cranial Bones: Lateral View

Cranial Bones: Lateral View

The lateral view of the cranium is dominated by temporal, sphenoid, and ethmoid bones.
The temporal bone forms the lower lateral side of the skull. The temporal bone is subdivided into several regions. The flattened upper portion is the squamous portion of the temporal bone. Below this area and projecting anteriorly is the zygomatic process of the temporal bone, which forms the posterior portion of the zygomatic arch. Posteriorly is the mastoid portion of the temporal bone. Projecting...

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Related Experiment Video

Updated: Feb 6, 2026

Detection and Quantification of Tunneling Nanotubes Using 3D Volume View Images

Detection and Quantification of Tunneling Nanotubes Using 3D Volume View Images

Published on: August 31, 2022

A web-based solution for viewing large-sized microscopic images.

Chung-Yueh Lien¹, Hsu-Chih Teng, Deng-Ji Chen

¹Institute of Biomedical Engineering, National Yang Ming University, Taipei, Taiwan.

Journal of Digital Imaging

|June 28, 2008

Summary

This summary is machine-generated.

This study presents a web-based virtual microscopy system for viewing high-resolution pathology slides online. It utilizes pure HTML and JavaScript, eliminating the need for browser plug-ins for accessible digital pathology image viewing.

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Detection and Quantification of Tunneling Nanotubes Using 3D Volume View Images

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Measurement of Particle Size Distribution in Turbid Solutions by Dynamic Light Scattering Microscopy

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Published on: January 9, 2017

Area of Science:

Digital Pathology
Medical Informatics
Web Technologies

Background:

Pathology slide analysis traditionally requires physical access to glass slides.
Digital pathology aims to improve accessibility and collaboration through digital slide archiving and viewing.
Existing digital pathology solutions may rely on proprietary technologies, limiting cross-platform compatibility.

Purpose of the Study:

To develop a pure web-based virtual microscopy system for presenting scanned pathologic microscopic images.
To enable high-resolution digital slide viewing without requiring browser plug-ins.
To create a universally accessible platform for digital pathology in diverse healthcare settings.

Main Methods:

Scanning entire pathology slides to reconstruct gigapixel-resolution digital images.
Tiling huge images into smaller blocks with varying resolutions.
Utilizing extensible markup language (XML) metafiles for block information.
Implementing a virtual slide viewing system using only HTML and JavaScript for functionalities like resolution change, panning, and multimedia annotations.

Main Results:

Successful creation of a pure web-based virtual slide viewing system.
Demonstration that functionalities can be achieved using standard web technologies (HTML, JavaScript).
Elimination of the need for proprietary browser plug-ins for virtual slide handling.

Conclusions:

A pure HTML and JavaScript approach is effective for web-based virtual microscopy.
This method enhances accessibility and compatibility in heterogeneous healthcare environments.
Proprietary technologies are less suitable than open web standards for pathology content delivery.