نتایج جستجو برای: crossing point temperature test method

تعداد نتایج: 3048604  

Journal: :Journal of the Japan Society for Precision Engineering 1991

Journal: :Journal of physics 2022

Abstract High junction temperature (T j ) of LED will affect the performance and life LED, so this paper proposes a high-power test method. Mainly aiming at problem that accuracy forward current method (FCM) be affected by calibration procedure, equipment aging, technical differences when batch testing T , uses relationship between relative to calibrate procedure based on method, limit negative...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ولی عصر (عج) - رفسنجان - دانشکده ادبیات و علوم انسانی 1393

the present study investigated construct equivalence of multiple choice (mc) and constructed response (cr) item types across stem and content equivalent mc and cr items (item type ‘a’), non-stem-equivalent but content equivalent mc and cr items (item type ‘b’), and non-stem and non-content equivalent mc and cr items (item type ‘c’). one hundred seventy english-major undergraduates completed mc ...

Journal: :Neuropsychology 2012
Laurent Auclair Julien Barra Patrick Raibaut

OBJECTIVE Tactile localization on the skin involves both a somatotopic and a postural schema (body-schema) representation. The present study determines the extent to which body posture influences tactile perception in right-brain-damaged patients. METHOD In a first set of experiments, patients were asked to detect single tactile stimulation delivered to their left or right hands or to both ha...

Journal: :Computerized medical imaging and graphics : the official journal of the Computerized Medical Imaging Society 2010
Di Xiao David Zahra Pierrick Bourgeat Paula Berghofer Oscar Acosta Catriona Wimberley Marie Claude Grégoire Olivier Salvado

3D shape context is a method to define matching points between similar shapes. It can be used as a pre-processing step in a non-rigid registration. The main limitation of the method is point mismatching, which includes long geodesic distance mismatch causing wrong topological structure, and neighbors crossing mismatch between two adjacent points. In this paper, we propose a topological structur...

Journal: :Journal of applied physiology 2006
John Bligh

The neural process by which it is generally supposed that the stability of the body temperature of mammals is achieved has long been sought, but it remains unresolved. One hypothesis is that, as with many engineered physical systems, there is a stable reference signal with which a signal representative of body temperature is compared. Another hypothesis is that the differing coefficients of two...

1998
Gavin Smith Hiroshi Murase Kunio Kashino

This paper discusses a method to search quickly through broadcast audio data to detect and locate known sounds using reference templates, based on the active search algorithm and histogram modeling of zero-crossing features. Active search reduces the number of candidate matches between reference and test template by up to 36 times compared to exhaustive search, while still remaining optimal. Co...

Journal: :Physical chemistry chemical physics : PCCP 2016
Y Kitagawa Y Chen N Nakatani A Nakayama J Hasegawa

Dioxygen binding to a model heme compound via intersystem crossing (ISC) was investigated with a multi-state multi-configurational self-consistent field method with second-order perturbation theory (MS-CASPT2) and density functional theory (DFT) calculations. In elongated Fe-O distances, the energy levels of the S0 and T1 states are separated, which decreases the probability of intersystem cros...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت دبیر شهید رجایی - دانشکده علوم انسانی 1393

according to research, academic self-concept and academic achievement are mutually interdependent. in the present study, the aim was to determine the relationship between the academic self-concept and the academic achievement of students in english as a foreign language and general subjects. the participants were 320 students studying in 4th grade of high school in three cities of noor, nowshah...

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