Sage Journals: Discover world-class research

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Research article

First published 1994-07

Naps as Integral Parts of the Wake Time within the Human Sleep-Wake Cycle

Jürgen Aschoff

Journal of Biological Rhythms

Free access

Research article

First published 2005-08

Timing and Consolidation of Human Sleep,Wakefulness,and Performance by a Symphony of Oscillators

Derk-Jan Dijk, Malcolm von Schantz

Journal of Biological Rhythms

Free access

Research article

First published 1994-03

The Timing of Defecation within the Sleep-Wake Cycle of Humans during Temporal Isolation

Jürgen Aschoff

Journal of Biological Rhythms

Retricted access

Review article

First published 2011-3

School Start Times and the Sleep–Wake Cycle of Adolescents

Matthew Kirby, Stefania Maggi, Amedeo D’Angiulli

Educational Researcher

Retricted access

Research article

First published 2014-7

Differences in sun time within the same time zone affect sleep–wake and social rhythms,but not morningness preference: Findings from a Polish–German comparison study

Konrad S. Jankowski, Christian Vollmer, Magdalena Linke [...]

Time & Society

Free access

Research article

First published 1993-04

On the Relationship between Motor Activity and the Sleep-Wake Cycle in Humans during Temporal Isolation

Jürgen Aschoff

Journal of Biological Rhythms

Free access

Research article

First published 2017-4

Are Individual Differences in Sleep and Circadian Timing Amplified by Use of Artificial Light Sources?

Krithika Swaminathan, Elizabeth B. Klerman, Andrew J. K. Phillips

Journal of Biological Rhythms

Free access

Research article

First published 1998-04

Circadian Parameters as Individual Characteristics

Jürgen Aschoff

Journal of Biological Rhythms

Retricted access

Research article

First published 2018-11-8

Objective measures of sleep and wakefulness in patients with moderate to severe brain injury on an inpatient rehabilitation unit. Pearls and pitfalls of actigraph monitoring

Michael J. Makley, Kimberley R. Monden, Angela Philippus [...]

NeuroRehabilitation

Retricted access

Research article

First published 1960-01

Sleep,Time,and the Early Ego;Comments on the Development of the 24-Hour Sleep-Wakefulness Pattern as a Precursor of Ego Functioning

SANFORD GIFFORD

Journal of the American Psychoanalytic Association

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