X-ray fluorescence

Kanamycin sulphate and rifampicin were purchased from Hangzhou Dayangchem Co., Ltd., Zhejiang, China. Acetonitrile and ethanol (High performance liquid chromatography, HPLC, grade) were purchased from Merck, Germany. Sodium dihydrogen phosphate, phenylisocyanate, triethylamine, orthophosphoric acid (analytical reagent grade) and silicone oil (viscosity 10 cSt) were purchased from Sigma–Aldrich, St. Louis, USA. Size 3 hard gelatin capsules were kindly donated by Capsugel Co., Ltd., Tokyo, Japan.…

Computed Tomography A CT scan is produced using plenty of x-ray images from lots of different angles using computerized axial tomography (cat). It produces cross-sectional images or slices of bones, tissues and the angio portion which is produced through a CTA (cat scan angio) allows professionals to view the blood vessels. It is a great medical tool, with interesting history and of course like everything else in the worldwide medicine, it has its pros and cons. A Computed Tomography scan is a…

An unexpected murder case has arrived again but this time it was in a different town next to Beverly Hills. that Laposha Brown was in. However this time it wasn't Daniel Grayson, since he died nearly over 6 years ago. Some say his soul still roams around town haunting everyone who ever had something to do with him. Laposha Brown is now currently living in secret with her son, Todd Grayson, for fear that her brother Tyler may find out her dirty little secret. Tyler is happy since he’s been out of…

Due to the exposure to an enhanced level of radiation, astronauts could experience about 1 mSv/day in deep space. It is equal to the radiation strength taking an x-ray every day. There would be two different consequences of the exposure to the space radiation, the acute consequences and the delayed consequence. The acute consequence is determined by the amount and the type of the radiation exposure, which would cause…

Labradorite has such a mystical appearance, it can seem like such an ordinary looking rock but with just a slight tilt of your head, the most beautiful flashes of colourful light appear. It is no wonder that this mystical appearance has inspired legends and was used in healing potions by the Inuit people of Labrador. As a fashion accessory it’s grey/iridescent color makes it a great item to go with just about any attire. Labradorite Physical Properties What is Labradorite? Labradorite is…

at elevated temperatures. The images in this paper were obtained by the detection of secondary electrons that were emitted by atoms excited by the primary electron beam. The primary beam scans in a raster fashion, making horizontal passes across the x-axis one at a time. This allows the detector to display the information into the image on pixel at a time in synchronized manner. The number of secondary electrons that can be detected…

To demonstrate, “Malcolm X delivered "The Ballot or the Bullet" to a predominantly African-American meeting in… the Congress of Racial Equality …which was shifting from nonviolent protest to Malcolm X-like black nationalism. Helping provoke this shift were speeches like this one, which was received enthusiastically” (Miller). Many African Americans came to Malcolm’s speech because they really wanted to know what he meant by the “ballot” and “bullet”. By the end of his speech, Malcolm wanted that…

Malcolm X’s sense of urgency toward the civil rights situation at hand. Countless times in this address he calls to his fellow African Americans to inform themselves to the “ballot” or political atmosphere of their community. In place of violence, Malcolm X believes “that the black man should control the politics and the politicians in his own community”. He wants his fellow black citizens to better themselves and improve their communities using political knowledge, not aggression. This is the…

known is the more radical Malcolm X, whose stinging words generated significant controversy throughout his years of black activism. His militant singularity and hateful messages offered a stark contrast to the peaceful King as he tried to gain freedom for African Americans at any cost. Malcolm X’s harshly straightforward yet idiomatic style of speech combined with his nationalistic ideals to instill a powerful sense of cultural unity. The beliefs of Malcolm X were…

Since the start of filmmaking, sex has been a heavily debated topic, both on and off the screen. In the early 1970s, a kiss on screen or the mention of a sexual activity would be enough to convince parents to keep their children away. Not half a decade later, though, sexual acts were being displayed on camera for all to see, demonstrating a rapid progression in the acceptance of sexual acts over time in the film industry. Over time, a change has occurred in the regulation of content of American…