Results 41 to 50 of about 244,384 (192)

Element Abundance Determination in Hot Evolved Stars

open access: yes, 2010
The hydrogen-deficiency in extremely hot post-AGB stars of spectral class PG1159 is probably caused by a (very) late helium-shell flash or a AGB final thermal pulse that consumes the hydrogen envelope, exposing the usually-hidden intershell region. Thus,
A Jorissen   +17 more
core   +1 more source

EFFECT OF VITEX ON HOT FLASH OF MENOPAUSAL WOMEN REFERRED TO HEALTH CENTER OF ISFAHAN [PDF]

open access: yes, 2007
Background and Aim: Menopause is a period in women’s lives that is accompanied with outcomes and effects which can adversely affect on the quality of life and weaken well-being.
Boroomandfar, Kh.   +4 more
core  

The Hottest Horizontal-Branch Stars in omega Centauri - Late Hot Flasher vs. Helium Enrichment

open access: yes, 2007
UV observations of some massive globular clusters uncovered a significant population of very hot stars below the hot end of the horizontal branch (HB), the so-called blue hook stars.
Bono, G.   +7 more
core   +2 more sources

The Blue Hook Populations of Massive Globular Clusters

open access: yes, 2010
We present new HST ultraviolet color-magnitude diagrams of 5 massive Galactic globular clusters: NGC 2419, NGC 6273, NGC 6715, NGC 6388, and NGC 6441. These observations were obtained to investigate the "blue hook" phenomenon previously observed in UV ...
Allen V. Sweigart   +50 more
core   +1 more source

Increased atmospheric water stress on gross primary productivity during flash droughts over China from 1961 to 2022

open access: yesWeather and Climate Extremes
Flash droughts threaten ecosystems substantially because of the fast onset and low predictability. Soil and atmospheric water stress are two main factors reducing ecosystem productivity during flash droughts. However, the long-term trends in the soil and
Xiazhen Xi, Miaoling Liang, Xing Yuan
doaj   +1 more source

Comparative study of gabapentin and isoflavone in menopausal vasomotor symptoms

open access: yesJournal of Mid-Life Health, 2016
Objective: This study was planned to compare the effects of gabapentin and isoflavones in menopausal vasomotor symptoms. Materials and Methods: This prospective comparative study was conducted on 100 patients with complaints of hot flashes, divided into ...
Savita Rani Singhal   +1 more
doaj   +1 more source

Scattered Emission from A Relativistic Outflow and Its Application to Gamma-Ray Bursts

open access: yes, 2008
We investigate a scenario of photons scattering by electrons within a relativistic outflow. The outflow is composed of discrete shells with different speeds. One shell emits radiation for a short duration. Some of this radiation is scattered by the shell(
Beardmore   +22 more
core   +1 more source

Locality-Aware Replacement Algorithm in Flash Memory to Optimize Cloud Computing for Smart Factory of Industry 4.0

open access: yesIEEE Access, 2017
Cloud computing platform is one of the most important parts in the smart factory of industry 4.0. Currently, most cloud computing platforms have adopted flash memory as the mainly storage for more efficiency, because the flash memory having high capacity
Jianfan He   +4 more
doaj   +1 more source

Sensor-Based Smart Clothing for Women’s Menopause Transition Monitoring

open access: yesSensors, 2020
Aging women usually experience menopause and currently there is no single diagnosing highly-sensitive and -specific test for recognizing menopause. For most employed women at their perimenopause age it is not convenient to visit a clinic for the hormone ...
Jie Luo, Aihua Mao, Zhongwen Zeng
doaj   +1 more source

Helium-rich EHB Stars in Globular Clusters

open access: yes, 2003
Recent UV observations of the most massive Galactic globular clusters show a significant population of hot stars below the zero-age HB (``blue hook'' stars), which cannot be explained by canonical stellar evolution.
Dreizler, S.   +3 more
core   +1 more source

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