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Nick Holonyak

Nick Holonyak, Jr. (November 3, 1928 – September 18, 2022) was an American electrical and computer engineer renowned as the inventor of the first visible-spectrum light-emitting diode (LED) in 1962, a breakthrough that transformed global lighting, displays, and optoelectronics.^[1] Born in Zeigler, Illinois, to Russian immigrant parents—his father a coal miner—Holonyak grew up in a working-class family and initially considered following in his father's footsteps before pursuing higher education.^[2] He earned his B.S., M.S., and Ph.D. in electrical engineering from the University of Illinois at Urbana-Champaign (UIUC), becoming the first graduate student of John Bardeen, co-inventor of the transistor.^[2] Early in his career, Holonyak worked at Bell Laboratories in the 1950s, advancing knowledge of gallium arsenide for devices like the tunnel diode, before joining General Electric in Syracuse, New York, where he achieved his seminal inventions.^[2] At GE, he not only created the red LED using gallium arsenide phosphide (GaAsP) alloys but also developed the world's first visible semiconductor laser in the same year, enabling practical applications in indicators, traffic signals, and later fiber-optic communications.^[1]^[3] In 1963, Holonyak returned to UIUC as a professor of electrical and computer engineering, where he founded the Holonyak Micro & Nanotechnology Lab and mentored generations of researchers, including 60 Ph.D. students.^[3]^[4] His later innovations included the first quantum well semiconductor laser in 1977 and its room-temperature continuous-wave operation in 1978 (with Russell Dupuis), which became essential for CD and DVD technologies, as well as infrared diodes for fiber-optic networks and the light-emitting transistor (LET) co-developed with Milton Feng.^[1]^[2] Throughout his career, Holonyak held over 60 U.S. patents and emphasized the energy efficiency and longevity of LEDs, which have saved billions in global energy costs by replacing incandescent bulbs in applications from household lighting to automotive taillights.^[1] His contributions earned him prestigious honors, including election to the National Academy of Engineering in 1973 and the National Academy of Sciences in 1984, the National Medal of Science in 1990, the National Medal of Technology in 2002, the IEEE Medal of Honor in 2003, induction into the National Inventors Hall of Fame in 2008, and the Charles Stark Draper Prize in 2015 for LED advancements.^[1] Holonyak retired from UIUC in 2013 after 50 years but continued collaborative research until his death at age 93 in Urbana, Illinois.^[5]

Early Life and Education

Family Background and Childhood

Nick Holonyak Jr. was born on November 3, 1928, in Zeigler, Illinois, a small coal-mining town in the southern part of the state, to Rusyn immigrant parents from the Carpathian Mountains region of what is now western Ukraine.^[6] His father, Nick Holonyak Sr., had immigrated to the United States in 1909 and worked as a coal miner, while his mother, Anna (née Rosoha), arrived in 1921 and was illiterate, having received no formal education; the family spoke Carpatho-Rusyn at home.^[7]^[8] The Holonyak family endured significant economic hardships during the Great Depression, which began shortly after Holonyak's birth, prompting frequent relocations within Illinois coal fields, including to Madison County near the St. Louis area, in search of steady mining work for his father.^[7] Growing up in these impoverished mining communities, Holonyak was the first in his family to attend school, as neither parent had any formal education—his father was self-taught in basic literacy using Cyrillic script, while his mother remained entirely illiterate.^[9] He had one younger sister, and the family's modest circumstances were marked by a reluctance to expand due to financial instability.^[7]^[8] From a young age, Holonyak displayed a keen fascination with technology, shaped by the industrial machinery and electrical systems he observed in the mining towns where his family lived.^[7] Lacking formal guidance, he became self-taught in the basics of electricity through hands-on experimentation, such as building homemade crystal radio sets, tinkering with Model T ignition coils, and working with carbide lamps commonly used in mines—skills he honed with help from his godfather, a resourceful coal miner.^[7]^[8] These early pursuits in rural Illinois ignited his lifelong interest in engineering, though he initially viewed such ambitions as distant given his family's working-class roots.^[8]

Military Service and Undergraduate Studies

Holonyak began his postsecondary education shortly after World War II, enrolling in 1945 at an extension center of the University of Illinois in Granite City, Illinois, before transferring to the main campus in Urbana-Champaign in 1947. He earned his Bachelor of Science degree in electrical engineering in 1950, becoming the first in his family to attend college.^[7]^[9] Coming from a family of Rusyn immigrants—his father a coal miner in the impoverished southern Illinois town of Zeigler—Holonyak supported himself and contributed to household expenses through demanding part-time jobs during his undergraduate years. These included repairing railroad tracks for 10 hours a day, six days a week from 1944 to 1946; laboring at a steel mill in Granite City from 1946 to 1947; and performing house repairs in 1948. Despite these challenges and the need to balance work with rigorous coursework, Holonyak maintained strong academic performance, gaining foundational knowledge in electronics that would later influence his career in semiconductors.^[7] After completing his graduate degrees and a postdoctoral year at Bell Telephone Laboratories, Holonyak was drafted into the U.S. Army in the fall of 1955 and served until 1957 with the Signal Corps in technical intelligence roles. Stationed initially at Fort Monmouth, New Jersey, and later in Yokohama, Japan, he worked on communications equipment and analyzed captured Soviet technology, including the covert listening device known as "The Thing." His military obligations delayed his return to civilian research but provided practical experience in signal processing and radar systems.^[7]

Graduate Studies and Early Research

Holonyak pursued his graduate studies in electrical engineering at the University of Illinois at Urbana-Champaign (UIUC), earning his Master of Science degree in 1951 and his Doctor of Philosophy in 1954.^[9] As John Bardeen's first Ph.D. student, he joined the renowned physicist's newly established semiconductor laboratory in 1952, benefiting from close mentorship during a pivotal period in solid-state physics research.^[9]^[7] Bardeen, who had co-invented the transistor and would later win the Nobel Prize for his work on superconductivity, guided Holonyak's early explorations into semiconductor materials and devices.^[10] Holonyak's doctoral research centered on germanium semiconductors, focusing on p-n junctions and related fabrication techniques such as alloying to create functional devices.^[7]^[10] Under Bardeen's supervision, he conducted experiments that advanced understanding of junction properties in germanium, laying groundwork for improvements in transistor technology through better control of material interfaces. These efforts emphasized practical device fabrication and electrical characterization, reflecting Bardeen's emphasis on bridging theoretical solid-state physics with experimental outcomes.^[7] Bardeen's ongoing investigations into superconductivity profoundly shaped Holonyak's approach to materials science, instilling a deep appreciation for the interplay between quantum phenomena and macroscopic device performance.^[11] This mentorship fostered Holonyak's lifelong focus on innovative semiconductor structures, influencing his transition to industry research immediately after completing his Ph.D. in 1954.^[12]

Professional Career

Early Industry Roles

Following his PhD under John Bardeen at the University of Illinois in 1954, Holonyak joined Bell Telephone Laboratories in Murray Hill, New Jersey, as a member of the technical staff.^[13] There, he focused on silicon-based electronic devices, collaborating with John Moll on pioneering efforts in diffused silicon transistors and switches.^[7] These innovations involved metallization techniques and diffusion processes that improved device performance over germanium-based alternatives, establishing key technologies for later developments like silicon controlled rectifiers (thyristors) and the foundations of integrated circuits.^[14] Working in a small team of about six researchers, Holonyak gained early exposure to collaborative, industry-scale R&D environments emphasizing practical semiconductor fabrication and testing.^[7] In 1955, Holonyak left Bell Labs to fulfill his military obligation, serving as an engineer with the U.S. Army Signal Corps Engineering Laboratories until 1957.^[15] Stationed initially at Fort Monmouth, New Jersey, and later in Yokohama, Japan, he contributed to a technical intelligence group analyzing captured Soviet electronic devices, including the covert passive listening device known as "The Thing," hidden in a replica of the U.S. Great Seal. This role involved evaluating the reliability and operational principles of foreign semiconductor and microwave components under real-world conditions, enhancing his expertise in device robustness and failure modes. Holonyak's early industry and military positions provided hands-on experience in applied semiconductor engineering, contrasting the theoretical focus of his graduate work and motivating his pursuit of broader practical applications in device innovation.^[16] These roles honed his skills in team-based problem-solving and reliability assessment, setting the stage for subsequent contributions at General Electric.^[7]

Work at General Electric

In 1957, following his discharge from the U.S. Army Signal Corps, Nick Holonyak joined General Electric's Advanced Semiconductor Laboratory in Syracuse, New York, as a research engineer. His early work there centered on silicon power devices, where he advanced the development of the four-layer p-n-p-n thyristor (a key controlled rectifier) and invented silicon tunnel diodes, along with the first observation of phonon-assisted tunneling in 1959. These efforts built on his prior experience at Bell Labs and laid foundational work in high-power semiconductor switching.^[17]^[7] At GE, Holonyak assumed a leadership role in exploring semiconductor materials for optoelectronics, guiding a small team that included collaborations with researchers like Robert N. Hall. Despite initial resistance from lab management, who favored conventional silicon-based projects over riskier III-V compounds, he pursued experiments with gallium arsenide phosphide (GaAsP) alloys to achieve visible light emission. The lab's constrained resources—limited to basic diffusion furnaces and custom-built equipment—fostered creative problem-solving, as Holonyak often synthesized materials in-house and adapted government-funded infrared projects for visible-spectrum goals.^[7]^[18]^[19] In October 1962, Holonyak demonstrated the world's first visible-spectrum light-emitting diode (LED) to his GE colleagues, a red-emitting GaAsP device that marked a breakthrough in optoelectronics. This achievement, along with early semiconductor laser work, stemmed from the team's persistent innovation under resource limitations. By 1963, seeking greater academic freedom to pursue teaching and fundamental research, Holonyak left GE to return to the University of Illinois; during his tenure, he secured initial patents, including those for the shorted-emitter structure and the red LED.^[7]^[18]^[15]

Academic Positions at University of Illinois

In 1963, Nick Holonyak joined the faculty of the University of Illinois at Urbana-Champaign (UIUC) as a professor in the Department of Electrical Engineering, at the invitation of his former advisor, John Bardeen.^[20] He quickly established a pioneering research group focused on compound semiconductors, which laid the foundation for advanced optoelectronics studies at the institution and evolved into key facilities like the later-renamed Holonyak Micro & Nanotechnology Laboratory.^[3] Over the ensuing decades, Holonyak's academic role emphasized both teaching and hands-on research guidance, fostering innovations in semiconductor materials and devices. Holonyak mentored more than 60 doctoral students in electrical engineering and physics, many of whom became prominent leaders in optoelectronics and semiconductor technology, with eight elected to the National Academy of Engineering.^[20] His approach to mentorship integrated rigorous experimentation with conceptual depth, producing seminal work on structures like quantum wells that advanced laser and LED technologies. In 1993, he was appointed the inaugural holder of the John Bardeen Endowed Chair in Electrical and Computer Engineering and Physics, recognizing his profound influence on the fields.^[21] He also contributed to directing projects at the Materials Research Laboratory, particularly on nanostructured materials for optoelectronic applications.^[13] Holonyak retired in 2013 after a 50-year tenure, becoming professor emeritus, but maintained active involvement with UIUC research colleagues through advisory and collaborative roles until his death in 2022.^[22] His enduring presence supported ongoing advancements in photonics and nanotechnology at the university.^[21]

Inventions and Scientific Contributions

Invention of the Visible-Spectrum LED

In 1962, while employed at General Electric's Advanced Semiconductor Laboratory in Syracuse, New York, Nick Holonyak developed the first practical visible-spectrum light-emitting diode (LED) using the alloy gallium arsenide phosphide (GaAsP). On October 9, 1962, Holonyak achieved the first red-light emission from this device, marking a breakthrough in optoelectronics by shifting from infrared to visible wavelengths. This invention laid the foundation for efficient solid-state lighting, enabling light emission through spontaneous recombination in a semiconductor p-n junction without the need for stimulated emission.^[5]^[23]^[24] The fabrication process involved growing GaAsP crystals via solution growth in a halogen vapor transport system, followed by diffusing impurities into an n-type semiconductor wafer to form a p-n junction approximately 10 micrometers deep from the contact surface. The resulting diodes were shaped into small rectangular or cubic forms with polished parallel sides perpendicular to the junction, yielding an active emission area of about 10^{-3} cm² and high donor impurity concentrations exceeding 10^{18} cm^{-3}. When forward-biased at approximately 1.6 V, the device emitted red light at a wavelength of around 650 nm, operating effectively at room temperature (300 K) in ambient air.^[24]^[25]^[9] Holonyak overcame key challenges in achieving room-temperature operation and visible output, as prior semiconductor emitters like gallium arsenide (GaAs) were limited to infrared wavelengths due to their smaller bandgaps and required cryogenic cooling for efficient performance. By alloying GaAs with phosphorus to form GaAs_{1-x}P_x, he tuned the bandgap to produce visible red light (with x ≈ 0.4 for the initial demonstration) while maintaining sufficient efficiency at ambient temperatures, a feat that demanded innovative crystal synthesis and diffusion techniques for III-V compound semiconductors. This addressed the limitations of earlier infrared LEDs, which were invisible to the human eye and confined to niche applications like remote controls.^[24]^[10]^[26] Initially, the visible LED found applications in indicator lights for electronics, such as on circuit boards and early digital displays, where its low power consumption and reliability proved advantageous over incandescent bulbs. Holonyak's work on this invention served as the cornerstone of his 41 related patents, including U.S. Patent No. 3,249,473 granted in 1966 for the GaAsP diode process, which spurred commercial production and widespread adoption in optoelectronic devices.^[25]^[27]^[6]

Development of the Semiconductor Laser

Shortly after inventing the first visible-spectrum light-emitting diode (LED) earlier in 1962, Nick Holonyak, Jr., at General Electric's Syracuse laboratory, developed the first visible semiconductor laser using similar gallium arsenide-based materials.^[24] In collaboration with S. F. Bevacqua, Holonyak fabricated p-n junction diodes from gallium arsenide phosphide (Ga(As_1-xP_x)) alloys, achieving lasing through vapor-phase epitaxy growth.^[24] The device was first demonstrated in early October 1962 and reported in a paper published on December 1, 1962.^[24]^[17] This invention marked the first practical semiconductor laser emitting coherent visible light, distinct from the incoherent emission of its LED precursor. The principle of operation relied on stimulated emission within the p-n junction of the direct-bandgap Ga(As_1-xP_x) semiconductor, achieved by injecting high forward current densities to create a population inversion between conduction and valence band states.^[24] Under pulsed excitation (1-5 μs pulses) at cryogenic temperatures of 77 K (liquid nitrogen), the diode exhibited a lasing threshold at approximately 11,000 A/cm², with output at a wavelength of about 710 nm (red visible light).^[24] By adjusting the phosphorus-to-arsenic ratio (x), the emission wavelength could be tuned from 620 nm (orange-red) to 840 nm (near-infrared), demonstrating the alloy's versatility for bandgap engineering.^[24] Above threshold, the spectral linewidth narrowed dramatically to as little as 12 Å, confirming coherent stimulated emission over spontaneous emission.^[24] Holonyak's demonstration involved projecting a visible, collimated beam from the diode, showcasing its directional output pattern and high brightness, which far exceeded that of LEDs.^[24] This breakthrough immediately highlighted the potential for semiconductor lasers as compact, electrically pumped coherent light sources, paving the way for concepts in integrated photonics such as on-chip optical interconnects and monolithic optoelectronic circuits. By the mid-1960s, Holonyak and others extended the technology to more stable visible-spectrum versions, incorporating heterostructures and improved alloy compositions to enhance efficiency and reduce threshold currents, while maintaining operation at cryogenic temperatures. These advancements built directly on the 1962 Ga(As_1-xP_x) laser, solidifying its role as the foundational device for visible semiconductor laser development.

Advancements in Optoelectronics and Lasers

Following his foundational inventions of the visible-spectrum LED and semiconductor laser in the early 1960s, which served as building blocks for subsequent optoelectronic devices, Holonyak pursued iterative advancements in laser structures and hybrid semiconductors throughout his career at the University of Illinois.^[15] During his time at General Electric in the late 1950s, Holonyak invented the shorted-emitter p-n-p-n switch in 1958, a symmetrical device that facilitated high-power switching by enabling operation in both polarities with improved temperature stability and control over switching currents, finding applications in controlled rectifiers (thyristors) capable of handling hundreds of volts and tens of amperes for power control in industrial tools and lighting dimmers.^[28] In 1977, Holonyak and his doctoral students at the University of Illinois Urbana-Champaign demonstrated the first quantum-well laser, employing ultra-thin semiconductor layers—typically on the order of nanometers—to confine electrons and holes in two dimensions, which enhanced carrier mobility, reduced threshold currents, and improved overall efficiency compared to bulk lasers, paving the way for widespread use in fiber-optic communications, compact disc players, and medical diagnostics.^[15] A major innovation came in 2005 when Holonyak, collaborating with Milton Feng, developed the transistor laser, a three-terminal heterojunction bipolar transistor incorporating a quantum well in the base region to enable simultaneous electrical amplification and optical emission, achieving modulation bandwidths exceeding 20 GHz and data rates up to 40 Gb/s at room temperature for ultrafast optoelectronic signal processing and high-speed data transmission in integrated photonic circuits.^[29]^[30] Holonyak's extensive body of work resulted in 41 patents related to optoelectronics and semiconductor devices, underscoring his profound influence on the field.^[31] Although not the direct inventor of blue LEDs, his pioneering visible-spectrum emitters inspired advancements in multi-color LED technologies, including blue variants essential for phosphor-converted white lighting systems that dominate energy-efficient illumination today.^[32]

Awards and Honors

Major National Awards

In 1990, Nick Holonyak received the National Medal of Science, the highest U.S. honor for achievement in science, from President George H. W. Bush, recognizing his prolific inventions in semiconductor materials and devices, as well as his mentorship of scientists.^[33] The award highlighted his foundational work on optoelectronic devices that transformed lighting and display technologies. In 2002, Holonyak was awarded the National Medal of Technology and Innovation, jointly with M. George Craford and Russell Dean Dupuis, by President George W. Bush for pioneering the development and commercialization of light-emitting diodes (LEDs), which enabled their widespread use in displays, indicators, and illumination.^[34] Presented at a White House ceremony, this medal underscores the economic and societal impact of his innovations in solid-state lighting.^[35] Holonyak earned the IEEE Medal of Honor in 2003, the institute's most prestigious award, for his career-long pioneering contributions to semiconductor alloys, heterojunctions, and optoelectronics, including the invention of the first visible-spectrum semiconductor laser diode.^[36] Established in 1917, the medal recognizes exceptional advancements in electrical and electronics engineering, and Holonyak's selection emphasized his role in advancing laser and LED technologies. In 2004, he was granted the $500,000 Lemelson-MIT Prize, the world's largest invention prize at the time, for his inventive legacy, particularly the creation of practical visible LEDs that revolutionized energy-efficient lighting and electronics.^[37] The award, presented annually by the Lemelson-MIT Program to honor inventors whose work improves lives, celebrated Holonyak's 41 U.S. patents and their global applications.^[38] In 2008, Holonyak was inducted into the National Inventors Hall of Fame for his invention of the first practical visible-spectrum light-emitting diode (LED) in 1962, which laid the foundation for modern lighting and display technologies.^[27]

International and Professional Recognitions

Holonyak was elected to the National Academy of Engineering in 1973 for his pioneering contributions to semiconductor controlled rectifiers, light-emitting diodes, and semiconductor lasers.^[21] He was subsequently elected to the National Academy of Sciences in 1984, recognizing his foundational work in optoelectronics and materials science.^[39] Additionally, he was named an IEEE Fellow in 1994, honoring his lifetime achievements in electrical engineering and semiconductor devices.^[9] On the international stage, Holonyak received the Global Energy International Prize in 2003 from the Russian Academy of Sciences and the Global Energy Foundation, awarded for his invention of the first visible-spectrum light-emitting diodes, which advanced energy-efficient lighting technologies.^[40] This prestigious honor, shared with two other laureates, underscored his global impact on sustainable energy solutions through semiconductor innovations.^[41] In 1995, Holonyak was awarded the Japan Prize by the Science and Technology Foundation of Japan for his outstanding contributions to research and practical applications of light-emitting diodes and semiconductor lasers.^[42] In 2015, he shared the Charles Stark Draper Prize for Engineering from the National Academy of Engineering with M. George Craford, Russell D. Dupuis, Isamu Akasaki, and Shuji Nakamura for the invention, development, and commercialization of materials and processes for solid-state lighting based on light-emitting diodes (LEDs).^[43] In 2017, Holonyak was awarded the Benjamin Franklin Medal in Electrical Engineering by The Franklin Institute, one of the oldest scientific organizations in the United States, for his revolutionary contributions to optoelectronic devices, including the development of the first practical visible LED and semiconductor laser.^[44] This recognition highlighted his enduring influence on electrical engineering and photonics worldwide.^[45] In 2021, Holonyak received the Queen Elizabeth Prize for Engineering, shared with Isamu Akasaki, Shuji Nakamura, M. George Craford, and Russell Dupuis, for the creation and development of LED lighting, which forms the basis of all modern solid-state lighting technology.^[46]

Legacy and Personal Life

Technological and Scientific Impact

Holonyak's invention of the visible-spectrum LED initiated a revolution in energy-efficient lighting, fundamentally transforming global energy consumption patterns. By enabling solid-state lighting that uses up to 90% less electricity than traditional incandescent bulbs, LEDs have contributed to substantial reductions in worldwide electricity demand for illumination, which accounts for approximately 15-20% of global electricity use.^[47] This shift has saved billions in energy costs and reduced greenhouse gas emissions, with projections indicating that widespread LED adoption could lower lighting-related energy consumption to just 8% of global totals by 2030.^[48] Beyond lighting, Holonyak's LED technology forms the backbone of modern displays, powering the vibrant screens in televisions, smartphones, and countless consumer electronics, thereby enhancing visual communication and digital accessibility on a massive scale.^[49] The development of the semiconductor laser by Holonyak has similarly reshaped numerous industries through its versatile applications. These lasers are integral to fiber-optic communication systems, enabling high-speed internet and data transmission that underpin global telecommunications networks.^[50] In medicine, they facilitate precise procedures such as laser surgery and diagnostics, while in everyday commerce, they power barcode scanners essential for retail and logistics efficiency.^[51] The economic ramifications of these innovations are profound, with lasers contributing to an estimated $4 trillion in output across telecommunications, e-commerce, and information technology sectors as of the early 2010s.^[52] Holonyak's academic tenure at the University of Illinois Urbana-Champaign (UIUC) extended his influence through education, where he trained multiple generations of researchers in semiconductor physics and optoelectronics.^[3] His laboratory, now the Holonyak Micro & Nanotechnology Lab, serves as a enduring hub for optoelectronics research, fostering breakthroughs that continue to advance the field.^[3] In 2025, his estate donated $12.25 million to UIUC to support student excellence and initiatives in engineering and physics, further honoring his legacy.^[53] On a broader scale, Holonyak's foundational work catalyzed the transition from inefficient incandescent lighting to solid-state alternatives, a paradigm shift recognized in the 2014 Nobel Prize in Physics awarded for the invention of efficient blue LEDs, which built directly on his pioneering red LED to enable full-spectrum white lighting.^[54]

Family, Retirement, and Death

Holonyak married Katherine Rose Jerger in 1955, in a union that lasted over 60 years and provided essential personal support for his professional endeavors.^[6] She was a devoted companion, often credited by Holonyak himself as a key enabler of his scientific achievements, and the couple built a family life centered in Illinois.^[55] Their enduring partnership exemplified stability amid his demanding career, with grandchildren later adding to the family circle. Upon retiring in 2013 as professor emeritus from the University of Illinois Urbana-Champaign after a 50-year tenure, Holonyak remained engaged in the scientific community through consulting roles and public lectures on innovation and technological progress.^[22] He continued to reside in Urbana, Illinois, where he enjoyed a quieter life while occasionally sharing insights from his experiences, such as commenting on advancements in LED technology during post-retirement interviews.^[56] His informal mentoring of young engineers persisted, reflecting his lifelong commitment to nurturing talent beyond formal academia.^[5] Of Carpatho-Rusyn descent from his immigrant parents' homeland in what is now Ukraine, Holonyak maintained a strong connection to his Ukrainian heritage throughout his life.^[57] Holonyak died on September 18, 2022, at age 93 from natural causes while in a nursing home in Urbana, Illinois.^[6] The University of Illinois Urbana-Champaign announced his passing and organized memorial tributes, including illuminating the campus arena in red to honor his pioneering work with visible light; he was survived by his wife Katherine.^[58]

References

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Dr. Nick Holonyak, Jr.
### Summary of Nick Holonyak, Jr.'s Biography
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Nick Holonyak Jr. - Illinois Distributed Museum
Nick Holonyak, Jr. was born on November 3rd, 1928. His parents were Russian immigrants who settled in the small, southern Illinois town of Ziegler.
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Nick Holonyak Jr. is perhaps best known for inventing the world's first visible semiconductor laser and LED in 1962 at General Electric.
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Sep 18, 2022 · Nick Holonyak Jr., a renowned innovator of illumination, died Sept. 18 in Urbana, Ill, at the age of 93.
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Sep 30, 2022 · Professor Holonyak was born on Nov. 3, 1928, in Zeigler, Ill., to Nick Holonyak Sr. and Anna (Rosoha) Holonyak, immigrants from what is now ...Missing: childhood | Show results with:childhood
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Nick Holonyak Jr., a prolific inventor and longtime professor of electrical engineering and computing, died on 17 September at the age of 93.
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Sep 10, 2014 · In 1962, when he was 33, the scientist Nick Holonyak, Jr., created the first practical visible light-emitting diode. At GE, they called it the magic one.
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Nick Holonyak, Jr., Life Fellow ... Schematic cross section of a shorted-emitter symmetrical switch that in either polarity operates as a p-n-p-n switch.
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... well, first introduced into a diode laser by one of us, Holonyak, in 1977. Quantum wells are regions so flat that they are almost two- ...
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Nick Holonyak, Jr. An Illinois alumnus, Holonyak joined his alma mater as a faculty member in 1963 at the invitation of his doctoral adviser John Bardeen ...
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Nick Holonyak, Jr. | NSF - National Science Foundation
For his contributions as one of the Nation's most prolific inventors in the area of semiconductor materials and devices, and for his role as research mentor ...
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2002 Laureates- National Medal of Technology and Innovation
Jul 8, 2016 · Nick Holonyak, Jr., M. George Craford , and Russell Dean Dupuis. For contributions to the development and commercialization of light-emitting ...
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Oct 22, 2003 · Bush today announced the recipients of the nation's highest honor for science and technology, naming the laureates to receive the 2002 National ...
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Nick Holonyak, Jr. - IEEE Awards
2003 IEEE Medal of Honor recipient, Nick Holonyak, Jr., receives the medal “For a career of pioneering contributions to semiconductors, including the growth ...
[36]
Nick Holonyak - Lemelson-MIT
He has advised 60 graduate students—eight have been elected to the National Academy of Engineering and many are now leaders in the optoelectronics industry.
[37]
$$600,000 in prize money to be awarded by Lemelson-MIT Program
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[38]
Nick Holonyak Jr. – NAS - National Academy of Sciences
Nick Holonyak Jr. ; Birth / Deceased Date. November 3, 1928 - September 18, 2022 ; Biographical Memoir Available. No ; Membership Type. Member ; Election Year. 1984.
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Nick Holonyak (USA) 2003 - The Global Energy Association
Dec 1, 2019 · In 2003 Nick Holonyak became the Laureate of Global Energy International Prize for the contribution to the development of power silicon ...
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Illinois professor to receive global energy prize – News Bureau
Apr 25, 2003 · The award recognizes Holonyak for his “contribution to the development of power silicon electronics and invention of the first semiconducting ...
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Nick Holonyak, Jr. - The Franklin Institute
Holonyak was born in southern Illinois in 1928. His father was a coal miner who immigrated to the U.S. from the Carpathian Mountain region of Europe at the turn ...
[42]
The Franklin Institute Announces The 2017 Franklin Institute Awards ...
Oct 17, 2016 · 2017 BENJAMIN FRANKLIN MEDAL IN ELECTRICAL ENGINEERING NICK HOLONYAK, JR., PH.D. University of Illinois at Urbana Champaign Urbana, Illinois
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Targeting 100% LED lighting sales by 2025 – Analysis - IEA
Sep 1, 2022 · Compared to incandescent, LED lamps offer 80-90% energy savings. Compared to fluorescent, they achieve 50-60% savings. LED retrofit tubes can ...
[44]
Energy efficiency is a can't-do-without - World Green Building Council
May 23, 2023 · By moving to energy-efficient LED lighting, lighting-related energy consumption could drop to 8% globally by 2030, even while the total number of light points ...
[45]
LED Impacts – Illinois Distributed Museum
... Nick Holonyak, Jr. We now find them throughout our everyday lives in a variety of appliances, ranging from lights, TVs, cell phones, traffic lights, and ...
[46]
Inside the Three-Way Race to Create the Most Widely Used Laser
The semiconductor laser, invented more than 60 years ago, is the foundation of many of today's technologies including barcode scanners, fiber-optic ...
[47]
History of the Laser | Photonics Marketplace
October 1962: Nick Holonyak Jr., a consulting scientist ... semiconductor lasers, paving the way toward commercialization of fiber optics communications.
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2 Impact of Photonics on the National Economy
The Economic Impact of the Laser Telecommunications, e-commerce, information technology ($4 trillion). The value of lasers deployed in each of these three ...
[49]
The Inventors of Blue LED Bulbs Are Awarded the 2014 Nobel Prize ...
... LED in the visible spectrum was not invented until 1962, with an emission of red light. This development came from the American engineer Nick Holonyak, who ...
[50]
https://spectrum.ieee.org/invention-semiconductor-laser
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LED inventor retires from U. of Illinois - Peoria Journal Star
Aug 7, 2013 · Nick Holonyak officially retired July 31. Milton Feng is a professor at the university. He was once Holonyak's student and became his ...
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Nicholas Holonyak Jr.: Modern-day Thomas Edison and Rusyn ...
Jul 30, 2025 · 1950s: While working at Bell Labs in 1955, Holonyak developed the first silicon electronic p-n-p-n switch, which he improved upon at General ...<|separator|>
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Nick Holonyak Jr., pioneer of LED lighting, dies - Illinois News Bureau
Sep 18, 2022 · Holonyak was Bardeen's first graduate student, earning his doctorate at Illinois in 1954, and worked closely with Bardeen, a two-time Nobel ...<|control11|><|separator|>