Search Results - electrical

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Modular and Scalable Solar Microinverter

Executive Summary Induction motors are used in a myriad of applications. Often, however, they are oversized and draw high starting currents which typically incurs additional electricity charges. For pumping applications, this can also lead to excess wear of the pump and piping system. While a variable speed drive (VSD) may alleviate this problem, VSD’s...
Published: 1/6/2025   |   Inventor(s): Woongkul Lee, Younsuk Dong, Musab Guven
Keywords(s):   Category(s): Mobility, Electrical, Energy

Optically gated field emission cathodes

VALUE PROPOSITION Electron beam-based devices are critical to applications such as particle accelerators, high-power electromagnetic sources ranging from microwave to X-rays, vacuum electronic devices, e-beam lithography, electron microscopy, space-vehicle neutralization and emerging vacuum nanodevices. They are key elements in telecommunication systems,...
Published: 9/12/2024   |   Inventor(s): Peng Zhang, Lan Jin, Yang Zhou
Keywords(s):   Category(s): Electrical

Electrically Active Magnetic Nanoparticle-based Biosensors

Executive Summary Harmful microbes are present in various sources including water, food, plants, and through human-to-human transmission. The ability to detect them rapidly at a low cost is important to protecting the health and safety of humans and animals and the security of food chains. MSU researchers have developed novel nanoparticle-based biosensors...
Published: 3/29/2024   |   Inventor(s): Evangelyn Alocilja, Sudeshna Pal, Emma Setterington
Keywords(s): Biosensors, Magnetic Beads, Magnetic Separation, Molecular Sample Processing, Nanoparticles, Polyaniline Category(s): Biotechnology, Test and Measurement, Devices, Electrical

Conductive Circuits by Microcontact Printing of Graphene Nanoplatelets

Executive Summary Photolithography is a standard method of forming electronic circuits in electronic devices. However, in some cases, this can be a expensive step in the fabrication process. MSU researchers have developed an inexpensive method of creating thin films with conductive surfaces using a combination of polyelectrolyte multilayer (PEM) coating...
Published: 6/16/2023   |   Inventor(s): Ilsoon Lee, Troy Hendricks, Jue Lu, Lawrence Drzal
Keywords(s):   Category(s): Electrical, Advanced Materials, Nanotechnology

High Frequency Interconnect to Semiconductor Device

VALUE PROPOSITION High frequency electronic devices are an important technology for a variety of applications ranging from biomedical imaging, photon lasers, and high-volume data transmission. As these devices become more complex, multiple integrated circuits (ICs) need to be connected. Interconnect systems have been developed to allow for interaction...
Published: 8/20/2022   |   Inventor(s): Ioannis (John) Papapolymerou, Premjeet Chahal, John Albrecht, Christopher Oakley, Michael Craton
Keywords(s):   Category(s): Devices, Electrical, Subassemblies and Components

Buck-Boost Voltage Converter

Executive SummaryFor power control applications where the available dc voltage is limited, an additional dc-dc boost converter is needed to obtain the desirable final voltage. This technology is a switch-capacitor voltage boost (SC) converter and its control methods for implementing power conversion. The SC converter employs a switch capacitor circuit...
Published: 2/17/2023   |   Inventor(s): Ameer Janabi, Bingsen Wang
Keywords(s):   Category(s): Electrical

A Multiband Sensing Unit

Executive SummaryWireless sensing can be utilized to monitor multiple targets in various fields, including biomedical, civil engineering, automation, aerospace, and defense. Conventional radio waves do not travel well through conductive mediums, such as metal and sea water. This poses an issue for certain applications, like monitoring the corrosion...
Published: 2/17/2023   |   Inventor(s): Premjeet Chahal, Deepak Kumar, Saikat Mondal, Saranraj Karuppuswami
Keywords(s):   Category(s): Test and Measurement, Electrical, Analytical Instruments, Computer Hardware, Devices, Telecommunications and Internet

Controlled Wetting and Spreading of Silver on Ceramics Using Porous Nickel Interlayers

Executive Summary Ceramic substrates such as alumina, aluminum nitride, or beryllium oxide are highly thermally conductive and can dissipate heat quickly across a surface, preventing heat build-up and improving the life of the semiconductors junctions on a printed circuit board (PCB). Therefore, ceramic substrates are ideal for high amperage and...
Published: 1/24/2025   |   Inventor(s): Quan Zhou, Jason Nicholas, Thomas Bieler
Keywords(s):   Category(s): Electrical, Advanced Materials, Computer Hardware, Materials

RFID Tag-Reader System for Long Range Remote Sensing and Identification

Executive SummaryRFID tags are employed in a multitude of applications and industries, such as transportation, animal identification, retail and many others. However, these applications are typically limited to instances where there is free access to the location of the RFID chip. This MSU developed technology allows a RFID tag to be implemented in...
Published: 8/20/2022   |   Inventor(s): Premjeet Chahal, Saikat Mondal
Keywords(s):   Category(s): Computer Hardware, Devices, Electrical, Packaging, Telecommunications and Internet

Tunneling Electrical Contacts

Executive SummaryThe demand for smaller and more efficient electronic devices has driven semiconductor innovation over the past decade. Researchers have studied the nano and sub-nano scale Metal-Semiconductor, Metal-Insulator-Semiconductor, and Metal-Insulator-Metal (MIM) junctions to develop high performance contacts for integrated circuit design....
Published: 8/20/2022   |   Inventor(s): Peng Zhang, Sneha Banerjee, John Luginsland
Keywords(s):   Category(s): Devices, Electrical, Nanotechnology
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