top of page

Notes | Thoughts, Lessons & Insights from Field
Take a simple idea and take it seriously


Kapton's Journey from Space to Medical: A Material Made for Extreme Environments
Kapton's Journey to Mars: A Material Made for Extreme Environments
3 min read


Conformal Coating Thickness: Striking the Balance for PCB Protection
Protect your PCBs, the heart of your devices, with conformal coating.
2 min read


B31 LOC Conformal Coating: A Versatile Solution for Protecting Electronic Assemblies
B31 LOC is a high-performance, low-VOC, quick-drying acrylic conformal coating developed by Chase Corporation, designed to offer superior...
2 min read
Vias: Filled or Plated Thru
Filled vias offer better electrical conductivity, thermal performance, and mechanical strength than plated through vias, but they are more e
2 min read
Exploring the Characteristics of HD-8820
HD-8820, a versatile PBO precursor with impressive mechanical properties, heat resistance, low water absorption, and dielectric properties.
2 min read
Tantalum Nitride Thin Film Resistors: For High-Performance Electronics
Tantalum Nitride Thin Film Resistors: For High-Performance Electronics
1 min read
LiPON: A Promising Solid Electrolyte Material for Rechargeable Lithium-Ion Batteries
LiPON: A solid electrolyte material with high ionic conductivity, wide electrochemical voltage window, and non-flammable.
1 min read
Medical Imaging: Ultrasound Transducer Materials and Probe Construction
Ultrasound transducers convert electrical energy into sound waves and vice versa, allowing for the creation of detailed images.
2 min read
The promise of glass substrates in next-generation electronic packaging
Glass substrates are poised to play a crucial role in next-gen electronic packaging. They offer numerous advantages, including high thermal
2 min read


Conformal Coatings: Safeguarding Electronic Components
Conformal coatings protect electronic components from moisture, chemicals, vibration & shock.
2 min read
The Benefits and Challenges of Using Through Glass Vias (TGVs)
Thru glass vias (TGVs) allow for more connections between different layers of circuitry, which can lead to smaller and more powerful devices
2 min read
Glass: A Promising Substrate for Integrated Passive Devices
Glass-based IPDs are a promising technology for high-frequency applications.
2 min read
Paper-based microfluidic devices: A promising technology for point-of-care diagnostics
Paper-based microfluidic devices (μPADs) are portable, affordable, and easy-to-use devices that can be used to perform simple, rapid, and ac
2 min read
The Benefits of RDL Technology for Interposer Design
RDL technology is a key enabler for advanced interposer design. It improves signal integrity, reduces size, and increases flexibility.
1 min read
The Importance of a Large and Continuous Ground Plane for Thin Film Devices
A large and continuous ground plane is crucial for thin film devices. It minimizes impedance, reduces EMI, and mitigates signal coupling.
4 min read
Laser Drilling Glass Vias: Ablation vs. Vaporization
Laser drilling glass vias can be done via ablation or vaporization. Ablation is for small holes, vaporization for large.
2 min read
Inkjet Printing: A Promising New Method for Applying Conformal Coatings
Inkjet printing conformal coating is a precise, efficient, & environmentally friendly way to apply thin, protective coatings to electronic d
2 min read
Laser-Induced Thermal & Structural Changes in Glass
Lasers can induce structural changes in glass, such as crystallization, phase transitions, and network rearrangement.
4 min read
Quartz Substrates: Versatile Solutions for High-Performance RF and Microwave Filters
Quartz is a dielectric material that is often used in RF and microwave filters. It has a number of properties that make it well-suited...
4 min read
Thin Film Isolators and Circulators: Unlocking New Frontiers
Design and build isolators and circulators at vajramicro.com. Passive devices that protect sensitive components.
7 min read
bottom of page