After a sufficient number of excitation pulses are applied, the longitudinal magnetization Mz reaches a steady state in GRE pulse sequences. That means that if we compare corresponding time points in adjacent TR intervals, the values of longitudinal magnetization Mz will be equal. GRE pulse sequence...
Deep sea creatures like sponges and corals have not moved back in. That means mining could have harmful, long-lasting consequences for deep ocean life. Scientists want to understand the deep sea better before disturbing it.Leaving the deep sea alone sounds great, but people need those metals. ...
nutational pulse. CONSTITUTION: A high frequency of NRM is transmitted into a human body 10 by means of a magnet 8 in a static magnetic field, gradient amplifier X-Z and a coil 14 and the response received by a high frequency coil 16 is transmitted to a display computer 26 connected to...
This study seeks to evaluate the effect of a new natural compound “tradamixina “in order to improve male sexual function in elderly men, particularly libido and possible erectile dysfunction, versus administration of tadalafil 5 mg daily. Methods Seventy patients (67.3± 3.7 years) with stable...
That means they have more tools to master the art of deceit. Normal people have more gray matter which helps keep the impulse to lie in check. Taking both studies into account, one can see the correlation. Major connections to the “amygdala” also come from the medial “prefrontal cortex...
2). The genotypic and allelic frequencies of the 6 SNPs in TRIB1 and TRPS1 are presented in Table 2. The genotype distribution of the 6 SNPs was concordant with the Hardy-Weinberg equilibrium (HWE) in patients and controls (P > 0.05 for all). The genotypic and allelic frequencies ...
Brake system is a balanced set of mechanical and hydraulic devices used to retard the motion of the vehicle by means of ___. A. braking B. work C. friction D. driving 查看完整题目与答案 who built the first car in the world and when? A. Karl Benz;1893 B. Henry Ford;1886 ...
No one disputes the truth of West's evidence. Instead, unable to reconcile the record with their distorted generalizations about what West does, Hyperlaw and the amici conspicuously avoid ' The development of scanning technology -- by means of which anyone can easily copy another's work -- ...
The in vivo MRSI protocols included additional MRI scans: MP2RAGE (magnetization-prepared 2 rapid acquisition gradient echoes) (Marques et al., 2010) with a 4:39 min scan time, and a pre-saturation turbo-FLASH-based B1+-mapping sequence (Chung et al., 2010, Klose, 1992) to optimise the...
This means that demagnification is possible. In practice, the amount of demagnification is limited by the physical distance that the DMD can 10 结b论e separated from the lens, by numerical aperture (NA) considerations, and by the wave nature of light 几(d何iff光ra学cti可on对). DLP 系统...