Search Results - "Okoth, C"

Microscale Generation of Entangled Photons without Momentum Conservation by Okoth, C, Cavanna, A, Santiago-Cruz, T, Chekhova, M V

“…We report, for the first time, the observation of spontaneous parametric down-conversion (SPDC) free of phase matching (momentum conservation). We alleviate…”
Get full text

Point prevalence survey of antibiotic use and resistance at a referral hospital in Kenya: findings and implications by Okoth, Caleb, Opanga, Sylvia, Okalebo, Faith, Oluka, Margaret, Baker Kurdi, Amanj, Godman, Brian

“…A substantial amount of antibiotic use in hospitals may be inappropriate, potentially leading to the development and spread of antibiotic resistance, adverse…”
Get full text

Scleroma in Africa: a review of cases from Kenya by Okoth-Olende, C A, Bjerregaard, B

“…Scleroma is a chronic granulomatous disease reported from many parts of the world. 5% of the cases are located in Africa. Ten cases of scleroma histologically…”
Get more information

Tumours of the nose and maxillary sinus. Ten year survey from Kenya by Bjerregaard, B, Okoth-Olende, C A, Gatei, D, Bal, I S, Jensen, H

“…Between 1976-1985, 127 cases of malignant tumours of the nose and maxillary sinus were seen at the Department of Human Pathology, Kenyatta National Hospital,…”
Get more information

Socio-demographic, economic and mental health problems were risk factors for suicidal ideation among Kenyan students aged 15 plus by Ndetei, David M., Mutiso, Victoria N., Weisz, John R., Okoth, Consolate A., Musyimi, Christine, Muia, Esther N., Osborn, Tom L., Sourander, Andre, Wasserman, Danuta, Mamah, Daniel

“…•Suicidal ideas.•Predictors.•Kenyan youth. About a third of youth with suicidal ideation develop suicidal plans and about 60% of youth with suicidal plans make…”
Get full text

A prevalence study of ear problems in school children in Kiambu district, Kenya, May 1992 by Hatcher, J., Smith, A., Mackenzie, I., Thompson, S., Bal, I., Macharia, I., Mugwe, P., Okoth-Olende, C., Oburra, H., Wanjohi, Z., Achola, N., Mirza, N., Hart, A.

“…Information on the prevalence of hearing impairment and related ear pathologies in children in sub-Saharan Africa is scarce. A pilot study for a clinical trial…”
Get full text

Microscale generation of entangled photons without momentum conservation by Okoth, C, Cavanna, A, Santiago-Cruz, T, Chekhova, M. V

“…Phys. Rev. Lett. 123, 263602 (2019) We report, for the first time, the generation of entangled photon pairs via type-0 spontaneous parametric down conversion…”
Get full text

Idealised EPR states from non-phase matched parametric down conversion by Okoth, C, Kovlakov, E, Boensel, F, Cavanna, A, Straupe, S, Kulik, S. P, Chekhova, M. V

“…Phys. Rev. A 101, 011801 (2020) Entanglement of high dimensional states is becoming increasingly important for quantum communication and computing. The most…”
Get full text

Photonic crystal fibers for generating three-photon states by Chekhova, M. V., Cavanna, A., Taheri, M., Okoth, C., Jiang, X., Joly, N., Russell, P. St.J

“…Direct decay of pump photons into triplets is an interesting but not-yet-realized nonlinear effect. We are exploring two approaches using photonic crystal…”
Get full text

Randomised controlled trial of treatment of chronic suppurative otitis media in Kenyan schoolchildren by Smith, A W, Hatcher, J, Mackenzie, I J, Thompson, S, Bal, I, Macharia, I, Mugwe, P, Okoth-Olende, C, Oburra, H, Wanjohi, Z

“…The outcomes of treatment of chronic suppurative otitis media (CSOM) are disappointing and uncertain, especially in developing countries. Because CSOM is the…”
Get more information

Randomised controlled trial of treatment of chronic suppurative otitis media in Kenyan schoolchildren by Smith, A W, Hatcher, J, Mackenzie, I J, Thompson, S, Bal, I, Macharia, I, Mugwe, P, Okoth-Olende, C, Oburra, H, Wanjohi, Z

“…Background. The outcomes of treatment of chronic suppurative otitis media (CSOM) are disappointing and uncertain, especially in developing countries. Because…”
Get full text