Since the 1920s this discrepancy has been explained by the presence of isotopes ; the atomic mass of any isotope is very close to satisfying the whole number rule, with the mass defect caused by differing binding energies being significantly smaller.

Since the 1920s, Oxford has been the most popular candidate among " anti-Stratfordians ," a collective term for adherents of the various alternative-authorship theories.

Since the 1920s, Prime Ministers have typically been conferred the Grand Cordon of the Order of the Rising Sun, or the Grand Cordon of the Order of the Paulownia Flowers ( until 2003 a special higher class of the Order of the Rising Sun ), depending on tenure and eminence.

Since the production of high-quality semiconductor materials was still decades away, Lilienfeld's solid-state amplifier ideas would not have found practical use in the 1920s and 1930s, even if such a device were built.

Since the 1920s, it has experienced rapid growth and established many industries for agricultural products and machinery, textiles, pharmaceuticals, metal products, and services.

Since the 1920s, the two largest political parties have been the Conservative Party and the Labour Party.

Since the 1920s, X-ray diffraction has been the principal method for determining the arrangement of atoms in minerals and metals.

Since the end of the 20th century, the economic strength during the 1920s has drawn close comparison with the 1950s and 1990s, especially in the United States of America.

Since the 1920s, the appearance of the " modern girl " ( moga ) and " modern boy " ( mobo ) saw an increase in the number of women taking on the role of industrial and white-collar workers and consumers.

Since the 1920s, Lancaster had been the much larger and principal community of the Antelope Valley, as well as the rest of California's Mojave Desert.

Since the 1960s Leiston became famous outside the UK as the home of the Summerhill School, founded by A. S. Neill in the 1920s, which was the first major " free school "-referring to freedom in education.

Since the district's period of significance extends to 1944, most of those buildings erected after the 1920s were built as infill within the areas already subdivided by the 1920s.

Since the district's period of significance extends to 1944, most of those buildings erected after the 1920s were built as infill within the areas already subdivided by the 1920s.

Since the early 1920s, 150 movies and about a dozen television shows have been filmed here, including Tom Mix films, Hopalong Cassidy films, The Gene Autry Show, and The Lone Ranger.

Since the 1920s, the economy has been based primarily on agriculture.

Since the 1920s, an increasingly elaborate sub-culture of organized science fiction fandom has arisen, initially among correspondents to the letter columns of science fiction magazines.

Since the 1920s, Governors-General have acted solely on the advice of the local ministers, rather than on that of the British Government.

Since the 1920s the Wallabies have worn green and gold jerseys.

Since the late 1920s the tension between the air and naval services had declined.

Since the 1920s, the street's name has been synonymous with the American advertising industry.

Since the early 1920s, this modern vernacular form has been the standard style of writing for speakers of all varieties of Chinese throughout mainland China, Taiwan, Malaysia and Singapore as the written form of Modern Standard Chinese.

Since late 1920s, nearly all Chinese newspapers, books, and official and legal documents have been written in vernacular Chinese using the national standard.

Since the 1920s, 1.

Since 1999, the German parliament has again assembled in Berlin in its original Reichstag building, which dates from the 1890s and underwent a significant renovation under the lead of British architect Sir Norman Foster.

Since then, other variant designs involving building an artificial structure or series of structures to encompass a star have been proposed in exploratory engineering or described in science fiction under the name " Dyson sphere.

Since being able to choose any resource type allows more building power, gold rivers are either marked with number token of only 2 or 3 dots and / or are far away from starting positions to offset this.

Since 2008, the International Association of Bomb Technicians and Investigators ( IABTI ) have sponsored a nationwide charity campaign in the U. S., building beeping Easter eggs every year for visually impaired children.

Since cast iron was becoming cheaper and more plentiful, it also became a major structural material following the building of the innovative Iron Bridge in 1778 by Abraham Darby III.

Buddhist ( and Hindu ) temples were Mandala shaped, they are oriented according to the four cardinal points, the main gate being towards the east. Since building space and materials were scarce, Maldivians constructed their places of worship on the foundations of previous buildings.

Since the system is closely related to the machinery for building fatty acids and polyketides, hybrid compounds are often found.

Since it is not washed, building sand is far cheaper, but often contains materials such as clay that can stain clothes.

Since 2007, the building owners have been considering building a hotel on the north side of Jackson, between Wacker and Franklin, at the plaza that is the entrance to the tower's observation deck.

Since then, the owner of the building must take the squatters to court ( or take illegal action ) in order to evict them.

Since the 1980s or so, however, scripts of this type have been replaced with utilities like make which are specialized for building programs.

Since 1993, a foundation ensures the conservation as well as the highlighting of the building and the collection.

Since 1991 the Bank-Financial Center " New World " is located in this building.

Since a single integrated circuit can provide a complete phase-locked-loop building block, the technique is widely used in modern electronic devices, with output frequencies from a fraction of a hertz up to many gigahertz.

Since 1945, the building has served as Landtag ( parliamentary building ) for the federal state of Hesse.

Since the mid-1970s, researchers in the field of artificial intelligence ( AI ) have recognized that capturing knowledge is the key to building large and powerful AI systems.

Since in early July 1940 it was believed by both Hitler and Raeder that Britain would soon surrender, the decision to resume the Z Plan, which meant spending hundreds of millions of Reichsmarks building warships that would take at least five years to finish, reflected plans for an ultimate war with the United States.

Since the fair was almost over, the building was not rebuilt.

Since Diocletian also had a residence in the area, it might have been the same building.

Since 1746 these took place in the Great Hall of the Green Gate building.

Since the factory had no assembly branches outside Russia after 1991, its name is largely used today to refer to the building located in Lower Eastern part of Moscow and abandoned since 2006.

Since its founding, the university has maintained these objectives while building on them.

Since 1993, it has been held at the current Hall of Fame building.