Results 41 to 50 of about 29,262,902 (336)

Jump test and Estimate the Size and Probability of Jump in the Stock Market Using Stochastic Volatility Models [PDF]

open access: yesمدلسازی اقتصادسنجی, 2022
New findings show that volatility models with jump component are more successful than without jumping models in modeling stylized facts about the stock market.
Alireza Najjarpour, Mojtaba Rostami
doaj   +1 more source

Direct effect, indirect effect and total effect.

open access: yes, 2022
Direct effect, indirect effect and total effect.
Hongli Wang (172969)   +2 more
core   +1 more source

Pre-emptive analgesic effect of ultrasonography-guided transversus abdominis plane block performed by adding dexamethasone to bupivacaine [PDF]

open access: yes, 2022
The objective of this study was to evaluate the preemptive analgesic effect of ultrasound-guided transversus abdominis plane block performed with bupivacaine or adding dexamethasone on bupivacaine in laparoscopic cholecystectomy.
Sule Batcik   +3 more
core   +1 more source

Simulation of Shielding Effects on the Total Dose Observed in TDE of KISAT-1 [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2001
The threshold voltage shift observed in TDE (Total Dose Experiment) on board the KITSAT-1 is converted into dose (rad(SiO2)) usinsg the result of laboratory calibration with Co-60 gamma ray source in KAERI (Korea Atomic Energy Research Institute ...
Sung-Joon Kim   +2 more
doaj  

Evaluation of Chitosan, Gamma-Aminobutyric Acid and Potassium Silicate on some Biochemical Parameters of Pistachio Tree to Induce Resistance against Pistachio Psyllid (Agonoscena pistaciae) [PDF]

open access: yesپژوهش‌های حفاظت گیاهان ایران
IntroductionPistachio (Pistacia vera L.), is a small tree native to Iran and Central Asia, grown for its edible seeds. The pistachio nut is an important export product and has a special value among agricultural products.
Hoda Ghsemi Nejad   +2 more
doaj   +1 more source

Solvent concentration effect on total flavonoid and total phenolic contents of Averrhoa bilimbi leaf extract [PDF]

open access: yesPharmaciana, 2019
Averrhoa bilimbi is one of the Indonesian indigenous plants containing phenolic and flavonoids which exhibit several ethnopharmacological effects i.e.
Muhammad Ryan Radix Rahardhian   +4 more
doaj   +1 more source

Effectiveness of Total Worker Health interventions.

open access: yesJournal of Occupational Health Psychology, 2015
Total Worker Health (TWH) was introduced and the term was trademarked in 2011 by the National Institute for Occupational Safety and Health (NIOSH) to formally signal the expansion of traditional occupational safety and health (OSH) to include wellness and well-being. We searched PubMed, PsycINFO, and other databases using keywords TWH, health promotion,
W Kent, Anger   +8 more
openaire   +2 more sources

Spatial Spillover Effects of Digital Infrastructure on Food System Resilience: An Analysis Incorporating Threshold Effects and Spatial Decay Boundaries

open access: yesFoods
As an important carrier for the application of digital technologies, digital infrastructure plays a crucial role in promoting the digital transformation of the grain system and ensuring food security in the current era.
Yani Dong   +3 more
doaj   +1 more source

Nitrogen deposition has minor effect on soil extracellular enzyme activities in six Chinese forests

open access: yes, 2017
Soil extracellular enzymes play a key role in mediating a range of forest ecosystem functions (i.e., carbon and nutrients cycling and biological productivity), particularly in the face of atmospheric N deposition that has been increasing at an ...
Mao Tang   +29 more
core   +1 more source

Carcinomas and Carcinoid Tumors of the Lungs and Bronchi in Children and Adolescents: The EXPeRT Recommendations

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Primary lung carcinomas and bronchial carcinoid tumors (BC) are very rare malignancies in childhood. While typical BC and mucoepidermoid carcinomas are mostly low‐grade, localized tumors with a more favorable prognosis than in adults, necessitating avoidance of overtreatment, adenocarcinomas of the lung are often diagnosed at advanced disease ...
Michael Abele   +19 more
wiley   +1 more source

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