By comparing reaction cells sealed from the same manifold temperature dependency corresponding to activation energies ranging from 11 to 18 Af was observed while dependence on the first power of the light intensity seemed to be indicated in most cases.

By comparing the form of several yupanas, researchers found that calculations were based using the Fibonacci sequence 1, 1, 2, 3, 5 and powers of 10, 20 and 40 as place values for the different fields in the instrument.

By comparing Arithmetic and Geometric mean of numbers

By comparing the length and intensity of various methods of therapies, it was proven that intensity is a better predictor of recovery than the method of therapy used.

By comparing different embryonic stages of different vertebrate species, he formulated the Recapitulation theory.

By comparing the parts of the genome that are not under natural selection and which therefore accumulate mutations at a fairly steady rate, it is possible to reconstruct a genetic tree incorporating the entire human species since the last shared ancestor.

By comparing mitochondrial DNA which is inherited only from the mother, geneticists have concluded that the last female common ancestor whose genetic marker is found in all modern humans, the so-called mitochondrial Eve, must have lived around 200, 000 years ago.

By comparing the genome compositions between genomes, scientists can better understand the evolutionary history of a given genome.

By comparing the relative positions of the moon and Mars with their anticipated positions, Vespucci was able to crudely deduce his longitude.

Soon however, Marl's records became more sample heavy, as can be seen by comparing the MC Shan LPs Down By Law ( 1987 ) and Born to be Wild ( 1988 ); the rhythms less electronic, with drum samples and patterns becoming more prominent.

By comparing the different natural languages, scholars hope to learn something about the nature of human intelligence and the innate biases and constraints that shape natural language, which are sometimes called universal grammar.

By comparing the times of the eclipses, the difference in longitude of Paris to Uranienborg was calculated.

By comparing the photographic plates of the Pleiades cluster taken in 1918 with images taken in 1943, van Maanen was able to identify those stars that had a proper motion similar to the mean motion of the cluster, and were therefore more likely to be members.

By comparing skulls of different ethnic groups it supposedly allowed for ranking of races from least to most evolved.

By measuring the frequency of the returned signal and comparing that with the original, the difference can be easily measured.

By comparing the spectra of stars such as Sirius to the Sun, they found differences in the strength and number of their absorption lines — the dark lines in a stellar spectra due to the absorption of specific frequencies by the atmosphere.

By comparing the spectrum to computed models of stellar evolution, the age, mass, radius and luminosity of Tau Ceti can be estimated.

By monitoring vegetation changes over time, droughts can be monitored by comparing the current vegetation state to its long term average.

By instead comparing the radiated power in a given direction to the actual power that the antenna receives from the transmitter, the power gain takes into account that poorer efficiency, making it a more useful figure of merit for the ability of a transmitter in sending a radio wave toward a receiver.

By expanding the left hand side and then comparing the real and imaginary parts under the assumption that x is real, it is possible to derive useful expressions for cos ( nx ) and sin ( nx ) in terms of cos x and sin x.

By comparing this with the account of stupteria given by Dioscorides in the 123rd chapter of his 5th book, it is obvious that the two are identical.

* 1862 – By analysing the spectroscopic signature of the Sun and comparing it to those of other stars, Father Angelo Secchi determines that the Sun is itself a star.

By counting numbers of live and dead mites that developed every 15 days and comparing this with his initial count on the infant, he was able to estimate how long that infant was dead.

By writing as a Laurent series and explicitly comparing terms, one may verify that it satisfies the relation

By means of charts showing wave-travel times and depths in the ocean at various locations, it is possible to estimate the rate of approach and probable time of arrival at Hawaii of a tsunami getting under way at any spot in the Pacific.

By " time-gating " the detector for the arrival of a particular species of interest its crystallographic distribution on the surface, and as a function of depth, can be determined.

By the time of the Tang Dynasty five-hundred years after Buddhisms arrival into China, it had transformed into a thoroughly Chinese religious philosophy dominated by the school of Zen Buddhism.

By the time of Çelebi's arrival, many of towns visited were impacted by the Cossack-and the only lacality he reported safe was the Ottoman fortress at Arabat.

By the time of Trotsky's arrival, the St. Petersburg Soviet was already functioning headed by Khrustalyov-Nosar ( Georgy Nosar, alias Pyotr Khrustalyov ), a compromise figure, and proved to be very popular with the workers in spite of the Bolsheviks ' original opposition.

By the 1820s, Gluckian influence in France had given way to a taste for Italian bel canto, especially after the arrival of Rossini in Paris.

By the end of the 6th century, Avars organized regular incursions into northern Bulgaria, which were a prelude to the en masse arrival of the Slavs.

By the time of the arrival of Europeans in the 16th century, newer cultures had evolved.

By analyzing the different arrival times of the bursts as detected by different satellites, the team was able to determine rough estimates for the sky positions of sixteen bursts and definitively rule out a terrestrial or solar origin.

By the time of the arrival of the French in the early 18th century, the Shawnee were once again in control and formed an alliance with the French against the incursion of British settlement across the Allegheny Mountains.

By the arrival of the third millenium, Sauron had prepared for the final conquest, and in T. A.

By the end of the decade, Fania Records ' longtime leadership of salsa was weakened by the arrival of the labels TH-Rodven and RMM.

By the mid-19th century parts of Bermondsey, especially along the riverside had become a notorious slum — with the arrival of industrial plants, docks and immigrant housing.

By the 1930s residential expansion had peaked in Wimbledon and the new focus for local growth had moved to neighbouring Morden which had remained rural until the arrival of the Underground at Morden station in 1926.

By the time of their arrival, the Ioways had left the area and moved upriver into what is now Schuyler County.

By late April 1918, enough progress had been made in the construction of the new field to allow the arrival of the first troops.

Man-made lake in the Sunnymead Ranch community of northern Moreno Valley. By the early 21st century, the arrival of so many newcomers to Riverside County and the soaring cost of living in Los Angeles and Orange County combined to make the less-developed southern half of the Inland Empire a very attractive place for industry.

The arrival of the automobile eventually transformed the area into a commuter suburb of Washington, D. C. By the 1950s, the area had sprouted a number of developer-conceived neighborhoods with tract houses for the middle-class.

By this time, the area was witnessing a period of urbanization, as an extensive trolley system was developed by the North Hudson County Railway, spurred by both electrification in 1890 and the arrival of Irish and Italian immigrants, which dominated the city until the late 1960s.

By 1880, a new mix was added to the population of Plymouth with the arrival of immigrants from Eastern Europe.

By the late 19th century, the Russian Orthodox Church had grown in other areas of the United States due to the arrival of immigrants from areas of Europe and the Middle East.

By the time of the arrival of Henry II in 1171, Ruaidrí's position as king of Ireland was increasingly untenable.

By then the roar of cannons on the Russian right announced Ney's arrival.

By the end of December 1764 the arrival from the colonies of pamphlets and petitions protesting both the Sugar Act and the proposed stamp tax provided the first warnings of serious colonial opposition.