Zobrazeno 1 - 10
of 71
pro vyhledávání: '"Seyed Ehsan Samaei"'
Autor:
Maryam Ghorbaninia, Seyed Ehsan Samaei, Siavash Etemadinezhad, Omid Kalteh, Abolfazl Hosseinnataj, Mina Ghaleshi
Publikováno v:
Journal of Mazandaran University of Medical Sciences, Vol 34, Iss 233, Pp 254-260 (2024)
Background and purpose: Musculoskeletal disorders (MSDs) are becoming increasingly prevalent as a source of occupational disability injuries. Musculoskeletal disorders in midwives are a major concern, as midwifery is one of the professions with a hig
Externí odkaz:
https://doaj.org/article/f3baffa824484bcd8482aab16e4db13a
Autor:
Siavash Etemadinezhad, Seyed Ehsan Samaei, Khadijah Gheysar Koushki, Vajiheh Keshavarz, Afsaneh Yazdani Niko, Ali Asghar Nadi Qara, Mohsen Gorgani Firouzjaei
Publikováno v:
Journal of Mazandaran University of Medical Sciences, Vol 33, Iss 2, Pp 129-138 (2023)
Background and purpose: Getting infected with Covid-19 can affect the physical and mental aspects of people. Therefore, the present study was carried out with the aim of determining the work load, mental and work ability index (WAI) in Covid-19 patie
Externí odkaz:
https://doaj.org/article/2ebcd052a51946ea959ec035eff6e7fd
Autor:
Solale Ramzani, Elaheh Oveisi, Raziye Yoosefinejad, Abolfazl Hosseinnataj, Mehran Ghalenoei, Kosar Ghobadi, Seyed Ehsan Samaei
Publikováno v:
Journal of Mazandaran University of Medical Sciences, Vol 33, Iss 226, Pp 88-99 (2023)
Background and purpose: Low frequency noise (LFN), even at low levels, can have an adverse effect on individual's mental health and performance. However, personality trait is one of the most important influencing factors. Therefore, the aim of this s
Externí odkaz:
https://doaj.org/article/9e3daec4c55e41139daa24cf0fb965ab
Autor:
Mohammad Hosein Mahmoodi, Haji Omid Kalteh, Siavash Etemadi Nezhad, Abolfazl Hossein Nataj, Seyed Ehsan Samaei
Publikováno v:
Muhandisī-i bihdāsht-i ḥirfah/ī, Vol 10, Iss 2, Pp 107-114 (2023)
Background and Objective: Workforce aging is one of the problems leading to a decrease in working ability. This study aimed to evaluate the perceived work ability and its association with fatigue, as well as general and mental health in industrial wo
Externí odkaz:
https://doaj.org/article/11065a7ab6274e30aff2f2a95abbfa31
Autor:
Seyed Ehsan Samaei, Ebrahim Taban, Umberto Berardi, Seyyed Mohammad Mousavi, Mohammad Faridan, AsilianMahabadi Hassan
Publikováno v:
Journal of Natural Fibers, Vol 19, Iss 13, Pp 7157-7173 (2022)
Kenaf fibers have long been utilized because of their remarkable properties, such as availability, durability, and strength. Recently, they have also been used as sound-absorbing composites for noise control purposes. This paper investigates the poss
Externí odkaz:
https://doaj.org/article/69e43c1a3a1b498b9c74ec9c172ff1b2
Publikováno v:
Journal of Natural Fibers, Vol 19, Iss 16, Pp 15045-15057 (2022)
Fabrication of acoustic absorbers from a combination of natural waste materials is a novel approach in the field of noise control. The aim of this study was to investigate the acoustic absorption performance of several sample sound absorbers made fro
Externí odkaz:
https://doaj.org/article/deff1906a2474fb2a3b1d81a969377c5
Autor:
Ebrahim Taban, Somayeh Amininasab, Shahrzad Mehrzad, Monireh Fattahi, Leila Tajik, Seyed Ehsan Samaei
Publikováno v:
Journal of Natural Fibers, Vol 19, Iss 14, Pp 9024-9038 (2022)
The significant physical, economic and environmental properties of some agricultural wastes have made them viable alternatives for the conventional sound-absorbing materials. Therefore, it is necessary to identify these types of agricultural wastes a
Externí odkaz:
https://doaj.org/article/3d153d27f93841be902e27f3e1674f03
Autor:
Seyed Ehsan Samaei, Hasan Asilian Mahabadi, Seyyed Mohammad Mousavi, Ali Khavanin, Mohammad Faridan
Publikováno v:
Journal of Natural Fibers, Vol 19, Iss 7, Pp 2429-2442 (2022)
The present study aimed to investigate the effect of alkali (NaOH) treatment on the morphological properties and tensile strength of Yucca Gloriosa (YG) natural fibers along with the optimization of the parameters related to such treatment. The Respo
Externí odkaz:
https://doaj.org/article/3650c33cc0b74eae856ef9e08f0ba994
Autor:
Mojtaba Haghighat, Seyed Ehsan Samaei, Somayeh Amininasab, Mohammad Faridan, Shahrzad Mehrzad, Mohammad Javad Sheikhmozafari, Ebrahim Taban
Publikováno v:
Journal of Natural Fibers, Vol 20, Iss 1 (2023)
Natural fibers obtained from the agricultural wastes are a promising source within the field of acoustic and have already shown favorable results for mitigating the noise pollution. Supported by the experimental data and via an eco-friendly approach,
Externí odkaz:
https://doaj.org/article/12d62796c328450695c78c8f1a3051ed
Autor:
Siavash EtemadiNezhad, Ebrahim Taban, Zahra Naghavi Konjin, Jamshid Yazdani-Charati, Seyed Ehsan Samaei
Publikováno v:
Journal of Mazandaran University of Medical Sciences, Vol 31, Iss 204, Pp 133-145 (2022)
Background and purpose: Cognitive performance in workplace encompasses a wide range of work-related psychological activities. Meanwhile, personality traits as a mediating variable has a determining role in mental functions and occurrence of errors. T
Externí odkaz:
https://doaj.org/article/be9eac0f3d8c49639e5fcbbfb6918a90