Sentence examples for insufficient visible from inspiring English sources

This is likely because Apple's photoplethysmography process relies on reading the flow of blood, and there is insufficient "visible" blood flow around the abdomen.

Unfortunately, the bulk g-C3N4 generally exhibits the low photocatalytic efficiency due to some serious drawbacks of g-C3N4 material, such as the high electron hole recombination rate, low surface area, insufficient visible absorption, few active sites for interfacial reactions and low charge.

Although these recent developments are promising, they remain ultimately limited by the transmission of light: many small animals have opaque exteriors and/or the heart is located sufficiently deep that there is insufficient visible light transmission to form an image.

Attempts were made to use 50 ppm HA concentrations in all cases, but with SHHA and SRHA this proved insufficient to produce visible clouding.

The symmetrical structure of PC61BM showed high aggregation properties, insufficient absorption in the visible region, but unsymmetrical PC71BM had a good optical absorption in the visible region, hence it was the most desirable choice for best performing solar cells.

Quantity of DNA target in clinical samples was probably insufficient to produce a visible DNA band in single-PCR agar gel analysis.

Facing the issues for ineffective visible light utilization, insufficient separation of photogenerated electron-hole pairs of WO3 photoanode, herein, ultrasmall MoS2 quantum dots (QDs) are exploited as surface sensitizers to boost the photoelectrochemical (PEC) properties of MoS2/WO3.

The BP oil spill, environmental damage from hydraulic fracturing, inadequate safeguards at the Fukushima nuclear plant and the Wall Street meltdown are only the most visible failures caused by insufficient and incompetent government regulation.