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متن کامل


نویسندگان: 

RIPEN Y. | STRAUSS B.J. | MORAND E.F.

اطلاعات دوره: 
  • سال: 

    1998
  • دوره: 

    37
  • شماره: 

    5
  • صفحات: 

    514-519
تعامل: 
  • استنادات: 

    1
  • بازدید: 

    103
  • دانلود: 

    0
کلیدواژه: 
چکیده: 

شاخص‌های تعامل:   مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

بازدید 103

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نویسندگان: 

VERMEULEN A. | GOEMAERE S. | KAUFMAN J.M.

نشریه: 

AGING MALE

اطلاعات دوره: 
  • سال: 

    2003
  • دوره: 

    -
  • شماره: 

    -
  • صفحات: 

    8-16
تعامل: 
  • استنادات: 

    1
  • بازدید: 

    168
  • دانلود: 

    0
کلیدواژه: 
چکیده: 

شاخص‌های تعامل:   مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

بازدید 168

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اطلاعات دوره: 
  • سال: 

    1403
  • دوره: 

    13
  • شماره: 

    25
  • صفحات: 

    50-64
تعامل: 
  • استنادات: 

    0
  • بازدید: 

    16
  • دانلود: 

    0
چکیده: 

The Body freedom flutter phenomenon is one of the aeroelastic instabilities that occurs due to the coupling of the aeroelastic bending mode of the wing with the short-period mode in the flight dynamics of the aircraft. By using the aeroservoelastic model and applying closed loop control, this phenomenon can be suppressed in the operating conditions of the aircraft and the velocity of this event can be increased. The simplest model aircraft capable of displaying this instability includes the flexible wing and the planar flight dynamics model. For this purpose, the wing structure is modeled using the Euler-Bernoulli beam and, the theory of minimum variable state is used to model unstable aerodynamics to make the conditions suitable for modeling the system in state space. In the control section, the elevator is used as the control surface and LQR theory with Kalman filter is used to Body freedom flutter suppression. Finally, the effect of adding a closed loop control to increase the Body freedom flutter velocity and the limitations of this work are studied.

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مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources
نویسندگان: 

NEMET DAN | WANG PING | FUNAHASHI TOHRU

نشریه: 

PEDIATRIC RESEARCH

اطلاعات دوره: 
  • سال: 

    2003
  • دوره: 

    53
  • شماره: 

    1
  • صفحات: 

    148-152
تعامل: 
  • استنادات: 

    3
  • بازدید: 

    153
  • دانلود: 

    0
کلیدواژه: 
چکیده: 

شاخص‌های تعامل:   مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

بازدید 153

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نویسندگان: 

BEDDHU S. | PAPPAS L.M. | RAMKUMAR N. | SAMORE M.

اطلاعات دوره: 
  • سال: 

    2003
  • دوره: 

    14
  • شماره: 

    9
  • صفحات: 

    2366-2372
تعامل: 
  • استنادات: 

    1
  • بازدید: 

    120
  • دانلود: 

    0
کلیدواژه: 
چکیده: 

شاخص‌های تعامل:   مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

بازدید 120

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نشریه: 

سلامت اجتماعی

اطلاعات دوره: 
  • سال: 

    1397
  • دوره: 

    5
  • شماره: 

    2
  • صفحات: 

    122-131
تعامل: 
  • استنادات: 

    0
  • بازدید: 

    646
  • دانلود: 

    327
چکیده: 

لطفا برای مشاهده چکیده به متن کامل (PDF) مراجعه فرمایید.

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مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources
نویسندگان: 

JAHANLOU A.S.

اطلاعات دوره: 
  • سال: 

    2015
  • دوره: 

    18
  • شماره: 

    97
  • صفحات: 

    26-34
تعامل: 
  • استنادات: 

    1
  • بازدید: 

    200
  • دانلود: 

    0
کلیدواژه: 
چکیده: 

شاخص‌های تعامل:   مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

بازدید 200

مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resourcesدانلود 0 مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resourcesاستناد 1 مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resourcesمرجع 0
اطلاعات دوره: 
  • سال: 

    2023
  • دوره: 

    5
  • شماره: 

    1
  • صفحات: 

    33-40
تعامل: 
  • استنادات: 

    0
  • بازدید: 

    60
  • دانلود: 

    0
چکیده: 

Introduction: The present study was a comprehensive study that assessed the effects of exposure to mobile phone radiation on Body weight and Body composition as well as assessing the critical indicators associated with Body composition. Methods: Twenty rats weighing 200+10g at 4 to 6 weeks of age were individually housed in cages. The rats were randomly divided into the following two groups of 10 animals each: the control group and an exposure group that underwent electromagnetic wave radiation for 4 hours once a day for five weeks. The exposure was given by mobile phone having a specific absorption rate (SAR) of 0. 90 watts/kg. Results: There were no significant differences in mean changes in weight, height, lee index, and chest between the two groups. No significant differences were detected in fat mass, lean mass, and total mass of exposure and control groups at the end of the study. There were no significant differences among groups in FBS, lipid profile, thyroid hormone, kidney function, and appetite-regulating hormones. Conclusions: The current study showed that exposure to mobile phone radiations for 4 hours once a day for five weeks (SAR of 0. 90 Watt/kg) has no adverse effects on the thyroid, kidney functions, and hormonal profiles as well as Body weight and Body composition.

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اطلاعات دوره: 
  • سال: 

    1992
  • دوره: 

    7
  • شماره: 

    1
  • صفحات: 

    55-63
تعامل: 
  • استنادات: 

    1
  • بازدید: 

    147
  • دانلود: 

    0
کلیدواژه: 
چکیده: 

شاخص‌های تعامل:   مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

بازدید 147

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اطلاعات دوره: 
  • سال: 

    2023
  • دوره: 

    26
  • شماره: 

    3
  • صفحات: 

    172-175
تعامل: 
  • استنادات: 

    0
  • بازدید: 

    15
  • دانلود: 

    0
چکیده: 

Inflammatory bowel disease (IBD) is associated with Body composition changes, which are associated with clinical prognosis, response to therapy, and quality of life in IBD patients. Therefore, it is critical to review the Body composition distribution in IBD, summarize the potential factors affecting Body composition distribution, and take steps to improve the Body composition distribution of IBD patients as early as possible. In the current review, we searched PubMed via keywords ‘inflammatory bowel disease’, or ‘IBD’, or ‘Crohn’s disease’, or ‘CD’, or ‘ulcerative colitis’, or ‘UC’, and ‘Body composition’. Malnutrition and sarcopenia are common in IBD patients and are associated with the clinical course, prognosis, and need for surgery. Disease activity, reduced nutrition intake, vitamin D deficiency, and intestinal dysbiosis are factors contributing to changed Body composition. Early use of biological agents to induce remission is critical to improving Body composition distribution in IBD patients, supplementation of vitamin D is also important, and moderate physical activity is recommended in IBD patients with clinical remission.

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