Results 41 to 50 of about 20,549 (170)

Geology, mineralogy, structure and texture, geochemistry and genesis of the Golestan Abad iron oxide- apatite deposit (East of Zanjan)

open access: yesJournal of Economic Geology, 2020
Introduction Iron oxide-apatite deposits (IOA) are considered to be Kirune-type iron ores which have been formed during Proterozoic to Tertiary eras in different parts of the world.
Shiva Kordian   +3 more
doaj   +1 more source

The Amount of Moral Courage and Moral Distress of Nurses and Their Related Factors in Educational and Medical Centers of Zanjan [PDF]

open access: yesPreventive Care in Nursing and Midwifery Journal, 2022
Background: Ethical challenges are considered an integral part of the nursing profession. In these challenges, despite moral courage, nurses experience moral distress.
Nasrin Hanifi , Masoume Moqaddam
doaj   +1 more source

Mineralization, structure, texture and genesis of sediment-hosted Chehrabad Pb–Zn–Cu deposit, NW Zanjan

open access: yesJournal of Economic Geology, 2020
Introduction Sediment-hosted stratabound copper (SSC) deposits are bodies of disseminated, cementing, and lesser veinlet hosted copper minerals that are peneconformable with their sedi¬mentary or metasedimentary host rocks (Hayes et al., 2015).
Ali Rajabzadeh   +3 more
doaj   +1 more source

Dental Management of Glanzmann's Thrombasthenia in a 4-Year-Old Child With Rampant Caries: A Case Report and Literature Review. [PDF]

open access: yesClin Case Rep
ABSTRACT Glanzmann's Thrombasthenia (GT) is a rare congenital bleeding disorder in children, caused by the absence or dysfunction of glycoprotein (GP) IIb/IIIa, a receptor located on the platelet membrane. Proper oral health and regular dental appointments are crucial for these patients. However, maintaining good oral hygiene is challenging among them.
Nazemisalman B   +3 more
europepmc   +2 more sources

A Sealed Irrigation Approach for Root Resorption: Case Report With Review of Irrigation Strategies. [PDF]

open access: yesCase Rep Dent
Background Root resorptive defects present significant diagnostic and clinical challenges, particularly when differentiating internal root resorption (IRR) from external cervical resorption (ECR). Their irregular anatomy complicates effective debridement and increases the risk of irrigant extrusion during conventional irrigation procedures.
Aminsobhani M, Hashemi N, Malekpour F.
europepmc   +2 more sources

Non-Life Insurance Pricing: Multi Agents Model

open access: yes, 2004
We use the maximum entropy principle for pricing the non-life insurance and recover the B\"{u}hlmann results for the economic premium principle.
A. H. Darooneh   +21 more
core   +1 more source

Natural Gamma Radiation in Primary Schools of Zanjan Province [PDF]

open access: yesJournal of Human, Environment, and Health Promotion, 2016
Article history: Received April 20, 2016 Accepted May 23, 2016 Article Type: Original ...
Mohammad Reze Mehrasbi   +4 more
openaire   +1 more source

Emergency performance indices in emergency centers of teaching hospitals of Zanjan University of Medical Sciences

open access: yesMajallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Qum, 2021
Background and Purpose: The importance of evaluating the performance indices of the emergency department as one of the most important hospital wards is obvious to everyone.
Mohammadreza Dinmohammadii   +2 more
doaj  

The interactive effect of mobile night market and city space in the development of urban economy (Case study: night retailers in the central urban fabric of Zanjan) [PDF]

open access: yesاقتصاد شهری
The urban night mobile market is a market based on the structure of the informal economy, which is formed by vendors in busy spaces and develops in interaction with the space.
Alireza Daviran
doaj   +1 more source

A nanoflare model for active region radiance: application of artificial neural networks

open access: yes, 2008
Context. Nanoflares are small impulsive bursts of energy that blend with and possibly make up much of the solar background emission. Determining their frequency and energy input is central to understanding the heating of the solar corona.
Andreon   +29 more
core   +1 more source

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