State of the art and science of endodontics.

Special Issue: State of the Art Reviews in Membrane Science and Research

Identification and Prioritization of the State-of-the-Art Technologies in the Management of Iranian Public Libraries

Purpose: State-of-the-art technology refers to the best and latest technological advancement possible at a particular time. Today, public libraries play a key role in the various cultural and social spheres of society. Although various technologies can help to fulfill the basic roles of public libraries correctly and completely, their application in the context of these libraries undoubtedly fa...

Membrane Science and Research in Asia and the Middle East: State of the Art and Perspectives

Asia and Middle East represent one of the most dynamic regions in the world which has experienced fast economic and technological growth. Access to clean and affordable water is essential for building resilience and maintaining human’s well-being and livelihood development in this region. Likewise, various energy resources are fundamental to support stable economic and social progress for bette...

How Operational Parameters and Membrane Characteristics Affect the Performance of Electrodialysis Reversal Desalination Systems: The State of the Art*

Operating parameters and membrane characteristics strongly affect the performance of electrodialysis reversal systems. The most impactful factors are applied voltage, flow rate, temperature, initial feed composition, and ion exchange membrane characteristics; the pH of the feed also has an effect, although to a lesser extent. To determine more precisely how all of these factors impact performan...

The Effectiveness of Expressive Group Art Therapy on Decreasing Anxiety of Orphaned Children

Objective: The purpose of this study was to examine the effectiveness of expressive arts therapy on decreasing anxiety of orphaned girls living in family-like centers of Mashhad, Iran.  Methods: One week prior to final examinations, participants were randomly assigned to either an expressive art-making group or a control group. The State-trait anxiety inventory was administered before and af...

Nano Science and Root Canal Therapy: A Literature Review

Nano science and nanotechnology have revolutionized all aspects in the endodontic field. The aim of the present study was to describe the application of nanotechnology in endodontics by reviewing the literature.The application of nanomaterials, with a smaller size, for surface modification has reduced the incidence of failure in the rotary nickel-titanium files. Nanoparticles with the ability o...