## Bruckner 1970 [vitreous silica](https://www.lehigh.edu/imi/teched/GlassProp/papers/Bruckner%20JNCS%20silica.pdf)

![qq](https://knowen-production.s3.amazonaws.com/uploads/attachment/file/5539/wide.png 'qq')


- [from zeller-pohl](https://knowen-production.s3.amazonaws.com/uploads/attachment/file/5462/zeller-pohl.pdf)

![zz](https://knowen-production.s3.amazonaws.com/uploads/attachment/file/5541/heat.png 'zz')


- from [Phillips - 1987](https://knowen-production.s3.amazonaws.com/uploads/attachment/file/5461/phillips%2B1987.pdf)

![xx](https://knowen-production.s3.amazonaws.com/uploads/attachment/file/5540/low.png 'xx')

## 2013 [Excess Specific Heat in Evaporated Amorphous Silicon](http://www.research.physics.berkeley.edu/hellman/papers/PhysRevLett.110.135901(Daniel2013).pdf) D. R. Queen et al