Results 61 to 70 of about 1,688 (204)

Investigating the Dependence of Optimal Orientation of Flat Solar Collectors on Latitude and Climate Types Under Clear Sky Conditions

International Journal of Photoenergy, Volume 2026, Issue 1, 2026.
This study investigates the daily dependence of the optimal angle of a flat solar collector on geographical latitude, climate type, and altitude under clear sky conditions. Hottel′s model is primarily used to mathematically describe the clear sky condition. In addition, this paper considers three other clear sky models.
Amir Aghamohammadi, M. Ebrahim Foulaadvand, Alireza Aghamohammadi, Alberto Álvarez-Gallegos   +3 more
wiley   +1 more source

Ichnological discrimination of hemipelagic‐dominated slope versus basin‐floor mudstones: Insights from early Viséan successions of a distally steepened ramp, northern Iran

The Depositional Record, Volume 11, Issue 5, Page 1563-1595, November 2025.
This study integrates sedimentological and ichnological data to reveal the depositional processes and environmental conditions of deep‐water muddy gravity flows in the Mobarak Formation. It highlights distinct ichnocoenoses and bioturbation patterns, offering insights into basin‐floor versus slope mudstones and their implications for hydrocarbon ...
Aram Bayet‐Goll, Mahmoud Sharafi, Mehdi Daraei   +2 more
wiley   +1 more source

Evaluating the impact of Zanjan city’s economic drivers on the quality of life in peri-urban villages: a case study of Do Asb and Payin Kouh villages

Frontiers of Urban and Rural Planning
The interplay between urban centers and peri-urban villages plays a pivotal role in rural development, particularly in the economic dimension. Analyzing these relationships and their influence on the progress and prosperity of peri-urban villages ...
Ali Shamaei, Kamran Jafarpour Ghalehteimouri   +1 more
doaj   +1 more source

Equity in hospital beds distribution in Zanjan Province, Iran

Payesh, 2020
Objective (s): Health equity as a health system objective means having fair access to needed healthcare services, paying healthcare costs according to payment capacity and enjoying the highest achievable standard of health.
Ali Mohammad Mosadeghrad, Hamed Dehnavi, Alireza Darrudi   +2 more
doaj  

Surveying of socio-cultural, institutional-organizational resilience in the city quarters of Zanjan

نشریه جغرافیا و برنامه‌ریزی, 2023
Introduction Socio-economic transformations and its metamorphoses in the some natural, environmental and sociological spheres  have reached to complex stage that epistemological reading of it needs to readout of the philosophical and  theosophy and literacy tradition on the lived and non-lived experience of communities at the length of history.
jamshid Nagiloo, hasan sattari sarbangoli, Mohammad Reza Pakdelfard, Shabnam Akbari Nam,dar   +3 more
openaire   +1 more source

Sustainable agro‐management practices mitigate soil salinity relative to pre‐cultivation levels

Vadose Zone Journal, Volume 24, Issue 6, November/December 2025.
Abstract Soil salinity and sodicity are major constraints to sustainable agriculture in arid and semi‐arid regions. Despite extensive research on remediation practices, the lack of integrated frameworks for quantifying saline‐sodic soil degradation has impeded the translation of site‐level findings into operational management tools.
Salar Rezapour, Amin Nouri, Parisa Alamdari, Fatemeh Kafei   +3 more
wiley   +1 more source

Detection of Antibodies Against Leptospira interrogans Serovars Among Stabled Horses in Qazvin Province of Iran as a One‐Health Concern

Veterinary Medicine and Science, Volume 11, Issue 5, September 2025.
• Totally, 40.96% of the stabled horses in Qazvin province, Northwest Iran were positive for antibodies against different Leptospira interrogans serovars. • This study highlights the potential role of horses as reservoirs for Leptospira. • The predominant serovar identified was Hardjo, highlighting the potential zoonotic risks associated with this ...
Mohsen Imandar, Amir Javadi, Gholamreza Abdollahpour, Parisa Rahimi Siahkal Mahale, Alireza Qanbari, Mostafa Mirzaalimohammadi, Eshagh Taherkhani, Meysam Olfatifar, Farhad Nikkhahi, Aida Vafae Eslahi, Milad Badri   +10 more
wiley   +1 more source

Prevalence of Flat Foot in Primary School Students Aged 7-12 Years, in Zanjan City, Iran

Journal of Modern Rehabilitation, 2020
Introduction: Physical conditions of people are among the essential components of their health. Any structural or physical changes of the human body can affect the performance of the individual.
Marzieh Pashmdarfard, Malek Amini, Seyyed Hassan Sanei, Maedeh Latifi Shirdareh, Kimia Hedayati Marzbali, Narges Ghafardzadeh Namazi, Ali Ostadzadeh   +6 more
doaj   +1 more source

Physical- skeletal resilience analysis of urban areas based on scenario At the time of the earthquake (Case study: Zanjan city) [PDF]

, 2021
Mahdi Mohammadi, استادیار جغرافیا و برنامه ریزی شهری، گروه علمی جغرافیا، دانشگاه پیام نور، تهران، ایران   +1 more
openalex   +1 more source

Epidemiology of the Incidence, Prevalence, and Mortality of Thalassemia in Iran: A Secondary Analysis of Global Burden of Disease 2019

Health Science Reports, Volume 8, Issue 8, August 2025.
ABSTRACT Background and Aims Compared to other regions, Iran is one of the countries where the prevalence of thalassemia is higher. The purpose of the present study is to investigate the epidemiology of the incidence, prevalence, and mortality of thalassemia in Iran. Methods The present study is a correlation analysis.
Kazhaal Sheikhi, Saba Nouri Vahed, Sajjad Rahimi Pordanjani, Victoria Momenabadi, Zaher khazaei, Mehrshad Azizi, Elham Goodarzi   +6 more
wiley   +1 more source