We live in a world obsessed with measurement, and temperature is its most intimate metric. It is
the difference between a thriving processor and a melted core, between a stable chemical
reaction and a catastrophic one, between a comfortable home and an inhospitable one. For
decades, this measurement was the domain of mercury columns and bimetallic strips—physical,
analog, and stubbornly limited. Then came the silent revolution: the semiconductor temperature
sensor. Semiconductor technology has revolutionized the field of temperature sensing,
transitioning from bulky, imprecise instruments to compact, highly accurate, and versatile
devices. This paper explores the fundamental principles and diverse applications of
semiconductor-based temperature sensors. The core of these sensors lies in the temperature-
dependent electrical properties of semiconductor materials, such as silicon, germanium, and
gallium arsenide. Phenomena like the change in band gap energy, carrier concentration, and
resistivity with temperature are harnessed to create a range of sensing mechanisms. These
include Resistance Temperature Detectors (RTDs), Thermistors (Negative and Positive
Temperature Coefficient), and semiconductor diodes/transistors. The intrinsic advantages of
semiconductor sensors – including miniaturization, low cost, rapid response time, wide operating
temperature range, and ease of integration with electronic circuitry – have made them
indispensable across numerous sectors. From industrial automation and automotive systems to
medical devices and consumer electronics, semiconductor thermometry provides the critical data for process control, safety monitoring, and enhanced functionality. This paper will delve into the
underlying physics, explore key technological advancements, and survey the broad spectrum of
applications enabled by this transformative technology.

Keywords: Semiconductor, Sensor, Temperature sensor, NTC, PTC, RTD,

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1.  Padovani FA, Stratton R. Field and thermionic-field emission in Schottky barriers. Solid- State Electronics. 1966 Jul 1;9(7):695-707.
2.  Oussalah S, Filali W, Garoudja E, Zatout B, Lekoui F, Amrani R, Sengouga N, Henini M. Analysis of I–VT characteristics of Be-doped AlGaAs Schottky diodes grown on (100) GaAs substrates by molecular beam epitaxy. Microelectronics Journal. 2022 Apr 1;122:105409.
3.  Zhao Y, Rong M, Liao Y. Fiber-optic temperature sensor used for oil well based on semiconductor optical absorption. IEEE sensors journal. 2003 Aug 31;3(4):400-3.
4.  Zhao Y, Rong M, Liao Y. Fiber-optic temperature sensor used for oil well based on semiconductor optical absorption. IEEE sensors journal. 2003 Aug 31;3(4):400-3.
5.  Baydilli EE, Tan SO, Tecimer HU, Altındal Ş. Detection of current transport mechanisms for graphene-doped-PVA interlayered metal/semiconductor structures. Physica B: Condensed Matter. 2020 Dec 1;598:412457.
6. Mulani AO, Bang AV, Birajadar GB, Deshmukh AB, Jadhav HM, Liyakat KK. IoT Based Air, Water, and Soil Monitoring System for Pomegranate Farming. Annals of Agri-Bio Research. 2024;29(2):71-86.
7.  Parihar B, Kiran A, Valaboju S, Rashid SZ, Liyakat KK, DR AS. Enhancing DataSecurity in Distributed Systems Using Homomorphic Encryption and Secure Computation Techniques. InITM Web of Conferences 2025 (Vol. 76, p. 02010). EDP Sciences.
8. Odnala S, Shanthy R, Bharathi B, Pandey C, Rachapalli A, Liyakat KK. Artificial Intelligence and Cloud-Enabled E-Vehicle Design with Wireless Sensor Integration. Available at SSRN 5107242. 2024 Nov 15.
9.  Mukherjee S, Pal D, Bhattacharyya A, Roy S. Future of the semiconductor industry. InHandbook of Semiconductors 2024 Jul 10 (pp. 359-374). CRC Press.
10. Mulani AO, Patil RM, Liyakat KK. Modelo de apariencia discriminatorio para un sólido seguimiento en línea de múltiples objetivos. Télématique: Revista Electrónica de Estudios Telemáticos. 2023;22(1):24-43.
11.  Phogat P, Jha R, Singh S. Advanced Semiconductor Sensing Technologies: Materials and Design Challenges at the Nanoscale. InSemiconductor Nanoscale Devices: Materials and Design Challenges 2025 Mar 14 (pp. 213-262). Bentham Science Publishers.
12. Su Y, Ma C, Chen J, Wu H, Luo W, Peng Y, Luo Z, Li L, Tan Y, Omisore OM, Zhu Z. Printable, highly sensitive flexible temperature sensors for human body temperature monitoring: a review. Nanoscale research letters. 2020 Oct 15;15(1):200.
13.  Yang P, Yan R, Fardy M. Semiconductor nanowire: what’s next?. Nano letters. 2010 May 12;10(5):1529-36.
14.  Liyakat KS, Liyakat KK. IoT in electrical vehicle: A study. Journal of control and instrumentation engineering. 2023;9(3):15-21.

We live in a world obsessed with measurement, and temperature is its most intimate metric. It is
the difference between a thriving processor and a melted core, between a stable chemical
reaction and a catastrophic one, between a comfortable home and an inhospitable one. For
decades, this measurement was the domain of mercury columns and bimetallic strips—physical,
analog, and stubbornly limited. Then came the silent revolution: the semiconductor temperature
sensor. Semiconductor technology has revolutionized the field of temperature sensing,
transitioning from bulky, imprecise instruments to compact, highly accurate, and versatile
devices. This paper explores the fundamental principles and diverse applications of
semiconductor-based temperature sensors. The core of these sensors lies in the temperature-
dependent electrical properties of semiconductor materials, such as silicon, germanium, and
gallium arsenide. Phenomena like the change in band gap energy, carrier concentration, and
resistivity with temperature are harnessed to create a range of sensing mechanisms. These
include Resistance Temperature Detectors (RTDs), Thermistors (Negative and Positive
Temperature Coefficient), and semiconductor diodes/transistors. The intrinsic advantages of
semiconductor sensors – including miniaturization, low cost, rapid response time, wide operating
temperature range, and ease of integration with electronic circuitry – have made them
indispensable across numerous sectors. From industrial automation and automotive systems to
medical devices and consumer electronics, semiconductor thermometry provides the critical data for process control, safety monitoring, and enhanced functionality. This paper will delve into the
underlying physics, explore key technological advancements, and survey the broad spectrum of
applications enabled by this transformative technology.

Keywords: Semiconductor, Sensor, Temperature sensor, NTC, PTC, RTD,

🔒 This is a subscription article

Full text is available to subscribers and institutional members. Please choose an option below to access it.

1.  Padovani FA, Stratton R. Field and thermionic-field emission in Schottky barriers. Solid- State Electronics. 1966 Jul 1;9(7):695-707.
2.  Oussalah S, Filali W, Garoudja E, Zatout B, Lekoui F, Amrani R, Sengouga N, Henini M. Analysis of I–VT characteristics of Be-doped AlGaAs Schottky diodes grown on (100) GaAs substrates by molecular beam epitaxy. Microelectronics Journal. 2022 Apr 1;122:105409.
3.  Zhao Y, Rong M, Liao Y. Fiber-optic temperature sensor used for oil well based on semiconductor optical absorption. IEEE sensors journal. 2003 Aug 31;3(4):400-3.
4.  Zhao Y, Rong M, Liao Y. Fiber-optic temperature sensor used for oil well based on semiconductor optical absorption. IEEE sensors journal. 2003 Aug 31;3(4):400-3.
5.  Baydilli EE, Tan SO, Tecimer HU, Altındal Ş. Detection of current transport mechanisms for graphene-doped-PVA interlayered metal/semiconductor structures. Physica B: Condensed Matter. 2020 Dec 1;598:412457.
6. Mulani AO, Bang AV, Birajadar GB, Deshmukh AB, Jadhav HM, Liyakat KK. IoT Based Air, Water, and Soil Monitoring System for Pomegranate Farming. Annals of Agri-Bio Research. 2024;29(2):71-86.
7.  Parihar B, Kiran A, Valaboju S, Rashid SZ, Liyakat KK, DR AS. Enhancing DataSecurity in Distributed Systems Using Homomorphic Encryption and Secure Computation Techniques. InITM Web of Conferences 2025 (Vol. 76, p. 02010). EDP Sciences.
8. Odnala S, Shanthy R, Bharathi B, Pandey C, Rachapalli A, Liyakat KK. Artificial Intelligence and Cloud-Enabled E-Vehicle Design with Wireless Sensor Integration. Available at SSRN 5107242. 2024 Nov 15.
9.  Mukherjee S, Pal D, Bhattacharyya A, Roy S. Future of the semiconductor industry. InHandbook of Semiconductors 2024 Jul 10 (pp. 359-374). CRC Press.
10. Mulani AO, Patil RM, Liyakat KK. Modelo de apariencia discriminatorio para un sólido seguimiento en línea de múltiples objetivos. Télématique: Revista Electrónica de Estudios Telemáticos. 2023;22(1):24-43.
11.  Phogat P, Jha R, Singh S. Advanced Semiconductor Sensing Technologies: Materials and Design Challenges at the Nanoscale. InSemiconductor Nanoscale Devices: Materials and Design Challenges 2025 Mar 14 (pp. 213-262). Bentham Science Publishers.
12. Su Y, Ma C, Chen J, Wu H, Luo W, Peng Y, Luo Z, Li L, Tan Y, Omisore OM, Zhu Z. Printable, highly sensitive flexible temperature sensors for human body temperature monitoring: a review. Nanoscale research letters. 2020 Oct 15;15(1):200.
13.  Yang P, Yan R, Fardy M. Semiconductor nanowire: what’s next?. Nano letters. 2010 May 12;10(5):1529-36.
14.  Liyakat KS, Liyakat KK. IoT in electrical vehicle: A study. Journal of control and instrumentation engineering. 2023;9(3):15-21.