نتایج جستجو برای: history of stresses

تعداد نتایج: 21185299  

Journal: :journal of agricultural science and technology 2010
m. j. arvin d. j. donnelly

ten solanum tuberosum cultivars and accessions from 11 wild solanum species were evaluated for their tolerance to salt (200 mm nacl or 100 mm na2so4), drought (35% peg), cold (-4ºc) and heat (37ºc). evaluation was based on electrolyte leakage from de-tached leaves of in vitro plantlets. testing involved a rinsing treatment with three changes of distilled water to remove electrolytes from leaf a...

A remarkable part of Iran is surrounded by arid and semi-arid areas, which are faced with drought and salinity stresses. Today, the management of salinity and drought stresses in the landscape, has a particular importance. In this study, the drought and salinity tolerance of Phyla and Frankenia were investigated, which consisted of 12 treatments (Four levels of salinity at 0.5, 3, 6 and 9 dS/m ...

Journal: :journal of computational & applied research in mechanical engineering (jcarme) 2015
h. m. panahiha a. davar

in this paper, the nonlinear free vibrations of thin symmetric and non-symmetric cross-ply composite plates subjected to biaxial initial stresses are investigated. because of their excellent properties such as specific strength and specific stiffness, composite plates have wide applications in aerospace and mechanical structures. based on von-karman's strain-displacement relations and using gal...

Journal: :British heart journal 1987
P Herlevsen P T Andersen

An hour after a 220 V electric shock a patient who was susceptible to mild vasovagal symptoms in response to emotional stress had a severe episode of cardiac arrest in response to insertion of a cannula. No myocardial damage or conduction abnormalities were detected by serial 12 lead electrocardiograms. Patients with a history of vasovagal reactions may be at high risk of developing lethal sinu...

Journal: :Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin 2012
P De Benedictis G Perboni C Gentili L Gaetti F Zaffanella F Mutinelli I Capua G Cattoli

In October 2011, an Indian man resident in Italy was admitted to a hospital in Mantua, Italy with symptoms of acute encephalitis. Due to a recent history of bite by a suspected rabid dog in India, where he had received incomplete post-exposure treatment, rabies was suspected. The patient died after 22 days of intensive care treatment and rabies was confirmed post mortem. This report stresses th...

2010
W Bi H B Banks J S Schilling H Takahashi H Okada Y Kamihara M Hirano H Hosono

Ac susceptibility measurements have been carried out on superconducting LaO1−xFxFeAs for x = 0.07 and 0.14 under He-gas pressures to ∼0.8GPa. Not only do the measured values of dTc/dP differ substantially from those obtained in previous studies using other pressure media, but also the Tc(P) dependences observed depend on the detailed pressure/temperature history of the sample. A sizeable sensit...

1998
STEPHEN R. COVEY REBECCA MERRILL

The new system focuses on doing what is important rather than what is urgent. It stresses effectiveness rather than simple efficiency as the key to using time management systems to improve the quality of life. In turn, true effectiveness is based on a principle-centred approach that is, on principles which have been revered throughout history and which have been shown to enhance the quality of ...

2002
Igor A. Trubin

The paper describes one site's experience of using Multivariate Adaptive Statistical Filtering (MASF) to produce web-based exception reports against SAS/ITSV performance databases for a large, multi-platform environment. In addition to global exceptions, the system can capture application level exceptions by using standard workload characterization. The history of exceptions, kept in a separate...

Final step of rail manufacturing is cold rolling straightening process and it hassignificant effects on mechanical properties, straightness, flatness and development of residualstresses. Measurement of residual stresses after straightening process is obligated by railmanufacturing standards. In the present investigation, an attempt has been made to evaluateresidual stresses after straightening ...

2006
T. G. Mason S. M. Graves J. N. Wilking M. Y. Lin

Nanoemulsions are metastable dispersions of nanodroplets of one liquid that have been ruptured by shear in another immiscible liquid. The ruptured droplets are stabilized against subsequent coalescence by a surfactant. Because the nanodroplets do not form spontaneously, as they can in lyotropic “microemulsion” phases, the structure of nanoemulsions is primarily dependent on the history of the a...

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