radiation-凯发k8官网

10-09-11 israeli start-up firm tawkon has developed software to measure mobile telephone handset radiation aimed at helping users reduce exposure to emissions without giving up their phones. 以色列新兴企业陶肯公司最新研发出一款手机辐射监测软件，使用户既不需...

10-08-13 astronomers using nasa's fermi gamma-ray space telescope have detected gamma-rays from a nova（新星） for the first time, a finding that stunned（震惊） observers and theorists alike. the discovery overturns the notion that novae explosions lack the...

10-07-26 patients with deadly glioblastomas（恶性胶质瘤） who received high doses of radiation that hit a portion of the brain that harbors neural stem cells had double the progression-free survival time as patients who had lower doses or no radiation target...

10-06-09 during snm's 57th annual meeting, investigators presented the results of a multidisciplinary（有关各种学问的） study involving the capture of radiation luminescence（发冷光） and radioactive-excited nanoparticles to help detect subtle（微妙的，敏感...

10-06-04 chinese researchers have successfully built an electromagnetic（电磁的） absorbing（吸引人的） device for microwave frequencies. the device, made of a thin cylinder（汽缸，圆筒） comprising 60 concentric rings of metamaterials（材料） , is capable o...

10-05-27 researchers in germany have used a magnetic resonance imaging ( mri核磁共振成像 ) technique called continuous arterial spin labeling (casl) to map cerebral（大脑的） blood flow patterns in schizophrenic（精神分裂症的） patients quickly and without u...

10-05-14 it is well established that exposure to ionizing radiation（电离辐射） can result in mutations or other genetic damage that cause cells to turn cancerous. now a new study led by researchers with the u.s. department of energy's lawrence berkeley nati...

10-02-02 researchers at the national institutes of health国家卫生研究所 (nih) clinical center are incorporating radiation dose辐射剂量 exposure reports into the electronic medical record, an effort that they hope will lead to an accurate assessment of whethe...

10-01-07 after all the concern over possible damage to health from using mobile phones, scientists have found a potential benefit from radiation. 在经历使用手机可能对身体导致的种种伤害之后，科学家终于发现了手机辐射一个潜在的益处。 mice were exposed to signal...

09-10-23 low doses of radiation can cause cardiovascular disease, according to work carried out by mathematicians at imperial college. 帝国理工学院的数学家通过研究发现，低剂量的辐射即可导致心血管疾??survivors of the atomic bomb attack in japan have shown h...