Hiroshi Amano
Japanese physicist, Nobel Prize laureate
A physicist and academic contributed significantly to the development of blue light-emitting diodes (LEDs). Discovery of efficient blue LEDs enabled advancements in lighting technology and display systems. The research played a critical role in the creation of energy-efficient lighting solutions and contributed to various applications in electronics and communication. Co-recipient of the 2014 Nobel Prize in Physics, received recognition alongside two other scientists for the invention of efficient blue LEDs. This achievement has had a transformative impact on lighting and displays, influencing a wide range of industries and applications.
Co-developed blue light-emitting diodes
Received 2014 Nobel Prize in Physics
Other People Born on September 11th
Charles Geschke
Co-founder of Adobe Systems
Born
September 11th, 1939 86 years ago
Died
2021 5 years ago — 82 years old
Co-founded Adobe Systems in 1982, which became a leader in software development, particularly known for products like Adobe Acrobat and Photoshop. Helped develop the PostScript page description language, which revolutionized desktop publishing and printing. Oversaw the company's growth into a major force in digital media and creativity software. Served as president of Adobe Systems and contributed to the software community through various initiatives and leadership roles.
Continue ReadingSung Jae-gi
South Korean activist and founder of Man of Korea
Born
September 11th, 1967 58 years ago
Died
July 26th, 2013 12 years ago — 45 years old
Sung Jae-gi founded the organization Man of Korea to address issues related to masculinity and promote social change in South Korea. The organization targets societal norms surrounding masculinity and advocates for the well-being of men in a changing cultural landscape. Through initiatives and discussions, the organization seeks to redefine traditional gender roles and encourage healthier expressions of masculinity. Sung's work has contributed to a broader conversation about gender equality and the challenges faced by men in contemporary society.
Continue ReadingJoseph Calasanz
Spanish priest and educator, founded Piarists
Born
September 11th, 1557 468 years ago
Died
1648 378 years ago — 91 years old
A Spanish priest established the Piarist Order in 1617, emphasizing the education of poor children. The order aimed to provide free education and develop a curriculum that included religious instruction and moral education. The teaching methods developed focused on both academic and spiritual growth. Recognized for contributions to education, he gained a reputation for innovative teaching techniques and the establishment of schools across Europe. Canonized as a saint in 1748, his legacy continues in the form of educational institutions that carry forward his mission.
Continue ReadingVasilije Mokranjac
Composer and academic with many works
Born
September 11th, 1923 102 years ago
Died
May 27th, 1984 42 years ago — 60 years old
A prominent Serbian composer and academic contributed to the development of Serbian music in the 20th century. Served as a professor at the Faculty of Music in Belgrade. Worked extensively in various genres, including orchestral, choral, and instrumental music. His compositions draw inspiration from folk melodies and traditions, fostering a unique synthesis that characterized his style. Received numerous accolades for contributions to music education and composition.
Continue ReadingHenri de la Tour d'Auvergne
French general, Vicomte de Turenne
Born
September 11th, 1611 414 years ago
Died
July 27th, 1675 350 years ago — 63 years old
Born in 1611, this general served as a prominent commander in the French army during the Thirty Years' War. He played a significant role in various military campaigns, demonstrating exceptional strategy and leadership. Turenne was instrumental in several key victories, including the Battle of Freiburg and the Battle of Dunes. He earned a reputation for his tactics and prowess on the battlefield, which established him as one of the premier military leaders of his time. His service culminated in the War of the Fronde, where he continued to demonstrate his military acumen until his death in 1675 during the Battle of Saltan.
Continue ReadingEduard Hanslick
Musicologist and critic of the 19th century
Born
September 11th, 1825 200 years ago
Died
August 6th, 1904 121 years ago — 78 years old
A prominent musicologist and critic, his works significantly influenced music perception in the 19th century. Authored the book 'On the Musically Beautiful,' which established a foundation for aesthetic music criticism. Advocated for the importance of form and structure in music, arguing against program music. Served as a professor of music history at the University of Vienna, impacting the education of future musicians and critics. Engaged deeply with the music of composers such as Brahms and Wagner, shaping contemporary opinions and critical approaches.
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