C. Frerichs

发表

Efficient CW operation of tunable fluorozirconate fibre lasers at wavelengths pumpable with semiconductor laser diodes

L. Wetenkamp, Ch. Frerichs, G. F. West, 1992 .

Highly efficient Er3+: Pr3+-codoped CW fluorozirconate fiber laser operating at 2.7 µm

D. Hauschild, L. Wetenkamp, C. Frerichs, 1994 .

Efficient ER3+-doped CW fluorozirconate fiber laser operating at 2.7 µm pumped at 980 nm

C. Frerichs, 1994 .

All Optical Modulation of a 2.7 µm Erbium-Doped Fluorozirconate Fiber Laser

C. Frerichs, 1993 .

Ammonia and Ammonium Exposure of Basil (Ocimum basilicum L.) Growing in an Organically Fertilized Peat Substrate and Strategies to Mitigate Related Harmful Impacts on Plant Growth

D. Daum, A. Pacholski, C. Frerichs, 2020, Frontiers in Plant Science.

Crop Residue Management Strategies to Reduce Nitrogen Losses during the Winter Leaching Period after Autumn Spinach Harvest

G. Broll, S. De Neve, D. Daum, 2022, Agronomy.

Passive Q-Switching and Mode-Locking of Erbium-Doped Fluoride Fiber Lasers at 2.7 μm

Christian Frerichs, Udo B. Unrau, C. Frerichs, 1996 .

Q-switched operation of laser diode pumped erbium-doped fluorozirconate fibre laser operating at 2.7 mu m

Ch. Frerichs, T. Tauermann, C. Frerichs, 1994 .

Nitrogen fertilization strategies to reduce the risk of nitrate leaching in open field cultivation of spinach ( Spinacia oleracea L.) #

G. Broll, D. Daum, Georgina Key, 2022, Journal of Plant Nutrition and Soil Science.

Field-grown spinach production – fertilization strategies to reduce risk of nitrate leaching

C. Frerichs, D. Daum, 2021, Acta Horticulturae.