K. Nickel

The use of ultrasound to accelerate the anaerobic digestion of sewage sludge

A. Tiehm, K. Nickel, U. Neis, 1997 .

Ultrasonic waste activated sludge disintegration for improving anaerobic stabilization.

A. Tiehm, K. Nickel, U. Neis, 2001, Water research.

Ultrasonic disintegration of biosolids for improved biodegradation.

K. Nickel, U. Neis, Klaus Nickel, 2007, Ultrasonics sonochemistry.

Two years experience on a large German STP with acoustic disintegration of waste activated sludge for improved anaerobic digestion

K. Nickel, U. Neis, A. Lundén, 2007 .

Ultrasonic disintegration of sewage sludge for enhanced anaerobic biodegradation

A. Tiehm, K. Nickel, U. Neis, 2001 .

THE IMPACT OF ULTRASOUND PRETREATMENT ON PERFORMANCE OF ANAEROBIC DIGESTION OF RESIDUAL BIOMASS OF A FARMLAND BIOGAS PLANT

Tezin Enstitüye, Verildiği Tarih, Lisans Tezi, 2011 .

Enhancement of anaerobic sludge digestion by ultrasonic disintegration

A. Tiehm, K. Nickel, U. Neis, 2000 .

Improving anaerobic and aerobic degradation by ultrasonic disintegration of biomass

K. Nickel, U. Neis, A. Lundén, 2008, Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering.